unauthorized without written permission of Delta Tau Data Systems, Inc. Information contained
in this manual may be updated from time-to-time due to product improvements, etc., and may not
conform in every respect to former issues.
To report errors or inconsistencies, call or email:
All Delta Tau Data Systems, Inc. motion controller products, accessories, and amplifiers contain
static sensitive components that can be damaged by incorrect handling. When installing or
handling Delta Tau Data Systems, Inc. products, avoid contact with highly insulated materials.
Only qualified personnel should be allowed to handle this equipment.
In the case of industrial applications, we expect our products to be protected from hazardous or
conductive materials and/or environments that could cause harm to the controller by damaging
components or causing electrical shorts. When our products are used in an industrial
environment, install them into an industrial electrical cabinet or industrial PC to protect them
from excessive or corrosive moisture, abnormal ambient temperatures, and conductive materials.
If Delta Tau Data Systems, Inc. products are exposed to hazardous or conductive materials and/or
environments, we cannot guarantee their operation.
Base Version............................................................................................................................................................1
Option 1: Additional Four Channels Axis Interface Circuitry...............................................................................1
Option 9: Serial Port Configuration ......................................................................................................................2
Option 10: Firmware Version Specification ..........................................................................................................3
E2-E3: Expansion Port Configure..............................................................................................................................5
E1: Servo and Phase Clock Direction Control ...........................................................................................................7
E2: (Reserved for Future Use)....................................................................................................................................7
E4 – E6: (Reserved for Future Use) ...........................................................................................................................7
E7A-H, E8A-H, E9A-H, E10A-H: P2 Connector B-Row Use Select........................................................................7
E11 – E12: Compare Output Supply Voltage Configure...........................................................................................8
E13 - E14: Encoder Sample Clock Direction Control................................................................................................8
E17 - E18: Serial Connector Select............................................................................................................................8
E20A-I: DPRAM Byte Order Control........................................................................................................................9
JP1-1 to JP1-32: P2A Connector B-Row Use Select ...............................................................................................11
E14: SCLK Direction Control..................................................................................................................................11
CPU Board Connectors .............................................................................................................................................13
Base Board Connectors .............................................................................................................................................13
J4 (JMACRO)/Macro Digital Data.......................................................................................................................13
J5 (JRS232)/RS-232 Serial Communications........................................................................................................13
J5A (JRS422)/RS-422 Serial Communications......................................................................................................13
J9 (JMACH1)/Machine Port 1 ..............................................................................................................................14
J10 (JMACH2)/Machine Port 2 ............................................................................................................................14
P1 (PVME)/Main VME Bus Connector.................................................................................................................14
J11 (JMACH3)/ Machine Port 3 ...........................................................................................................................14
J12 (JMACH4)/ Machine Port 4 ...........................................................................................................................14
P2A (PMACHA)/Alternate Machine Port .............................................................................................................14
BASE BOARD CONNECTOR PINOUTS............................................................................................................15
J1 (JANA) Analog Input Port Connector..................................................................................................................15
J2 (JTHW) Multiplexer Port Connector....................................................................................................................16
J3 (JI/O) General Input/Output Connector................................................................................................................17
J4 (JMACRO) MACRO Network Ring Interface Connector....................................................................................18
J5 (JRS232) Serial Port Connector............................................................................................................................18
J5A: RS422 Serial Port Connector............................................................................................... .............................19
P1 (JVME) VME Bus Connector..............................................................................................................................27
The Turbo PMAC2 VME is a member of the Turbo PMAC family of boards optimized for interface to
sinewave or direct PWM servo drives and to pulse-and-direction stepper drives. Its software is capable of
32 axes of control. It can have up to eight channels of on-board axis interface circuitry. It can also
support up to 32 channels of off-board axis interface circuitry through its expansion port, connected to
Acc-24P or Acc-24P2 boards.
The Turbo PMAC2 VME is a full-sized ISA-bus expansion card, with a small piggyback board
containing the CPU board. This piggyback board occupies part of the next slot, but ½-sized boards are
permitted in this next slot. While the Turbo PMAC2 VME is capable of ISA bus communications, with
or without the optional on-board dual-ported RAM, it does not need to be inserted into an ISA expansion
slot. Communications can be done through an RS-232 or optional RS-422 serial port; standalone
operation is possible.
Board Configuration
Base Version
The base version of the Turbo PMAC2 VME provides a 2-slot board with:
• 80 MHz DSP56303 CPU (120 MHz PMAC equivalent)
• 128k x 24 SRAM compiled/assembled program memory (5C0)
• 128k x 24 SRAM user data memory (5C0)
• 1M x 8 flash memory for user backup & firmware (5C0)
• Latest released firmware version
• RS-232 serial interface, VME bus interface
• 1 16-node MACRO interface IC
• Four channels axis interface circuitry, each including:
• Three output command signal sets, configurable as either:
Two serial data streams to external DACs, 1 pulse-and-direction
Three PWM top-and-bottom pairs
• One output command signal set, configurable as pulse-and-direction or
PWM top-and-bottom pair
• Display, MACRO, muxed I/O, direct I/O interface ports
• PID/notch/feedforward servo algorithms
• Extended "pole-placement" servo algorithms
• 1-year warranty from date of shipment
• One manual per set of one to four PMACs in shipment
(Cables, mounting plates, mating connectors not included)
Option 1: Additional Four Channels Axis Interface Circuitry
• Option 1V provides an additional four channels of axis interface circuitry on a small piggyback
board, identical to the standard first four channels on the base board.
Introduction 1
Turbo PMAC2 VME Hardware Reference
Option 2: Dual-Ported RAM
Dual-ported RAM provides a high speed communications path for bus communications with the host
computer through a bank of shared memory. DPRAM is advised if more than about 100 data items per
second are to be passed between the controller and the host computer in either direction.
Option 2V provides an 8k x 16 bank of dual-ported RAM. The key component on the board is U87.
Option 5: CPU and Memory Configurations
The various versions of Option 5 provide different CPU speeds and main memory sizes on the piggyback
CPU board. Only one Option 5xx may be selected for the board.
The CPU is a DSP5630x IC as component U1. Currently, it is available only as an 80 MHz device (with
computational power equivalent to a 120 MHz non-Turbo PMAC), but higher speed versions will be
available shortly.
The compiled/assembled-program memory SRAM ICs are located in U14, U15, and U16. These ICs
form the active memory for the firmware, compiled PLCs, and user-written phase/servo algorithms.
These can be 128k x 8 ICs (for a 128k x 24 bank), fitting in the smaller footprint, or they can be the larger
512k x 8 ICs (for a 512k x 24 bank), fitting in the full footprint.
The user-data memory SRAM ICs are located in U11, U12, and U13. These ICs form the active memory
for user motion programs, uncompiled PLC programs, and user tables and buffers. These can be 128k x 8
ICs (for a 128k x 24 bank), fitting in the smaller footprint, or they can be the larger 512k x 8 ICs (for a
512k x 24 bank), fitting in the full footprint.
The flash memory IC is located in U10. This IC forms the non-volatile memory for the board’s firmware,
the user setup variables, and for user programs, tables, and buffers. It can be 1M x 8, 2M x 8, or 4M x 8
in capacity.
• Option 5C0 is the standard CPU and memory configuration. It is provided automatically if no Option
5xx is specified. It provides an 80 MHz CPU (120 MHz PMAC equivalent), 128k x24 of
compiled/assembled program memory, 128k x 24 of user data memory; and a 1M x 8 flash memory.
• Option 5C1 provides an 80 MHz CPU (120 MHz PMAC equivalent), 128k x 24 of
compiled/assembled program memory, an expanded 512k x 24 of user data memory, and a 2M x 8
flash memor y.
• Option 5C2 provides an 80 MHz CPU (120 MHz PMAC equivalent), an expanded 512k x 24 of
compiled/assembled program memory, 128k x 24 of user data memory, and a 2M x 8 flash memory.
• Option 5C3 provides an 80 MHz CPU (120 MHz PMAC equivalent), an expanded 512k x 24 of
compiled/assembled program memory, an expanded 512k x 24 of user data memory, and a 4M x 8
flash memor y.
Option 7: Plate Mounting
• Option 7 provides a mounting plate connected to the PMAC with standoffs. It is used to install the
PMAC in standalone applications.
Option 8: High-Accuracy Clock Crystal
The Turbo PMAC2 VME has a clock crystal (component Y1) of nominal frequency 19.6608 MHz (~20
MHz). The standard crystal’s accuracy specification is +/-100 ppm.
• Option 8A provides a nominal 19.6608 MHz crystal with a +/-15 ppm accuracy specification.
Option 9: Serial Port Configuration
The Turbo PMAC2 VME comes standard with a single serial port, which can be used in either RS-232 or
RS-422 format. Optionally, a second independent serial port may be added.
2 Introduction
Turbo PMAC2 VME Hardware Reference
• Option 9T adds an auxiliary RS-232 port on the CPU piggyback board. The key components added
are IC U22 and connector J8 on the CPU board.
Option 10: Firmware Version Specification
Normally, the Turbo PMAC2 VME is provided with the newest released firmware version. A label on
the U10 flash memory IC shows the firmware version loaded at the factory.
• Option 10 provides for a user-specified firmware version.
Option 12: Analog-to-Digital Converters
Option 12 permits the installation of 8 or 16 channels of on-board multiplexed analog-to-digital
converters. One or two of these converters are read every phase interrupt. The analog inputs are not
optically isolated, and each can have a 0 – 5V input range, or a +/-2.5V input range, individually
selectable.
• Option 12 provides an 8-channel 12-bit A/D converter. The key components on the board are U28
and connector J1.
• Option 12A provides an additional 8-channel 12-bit A/D converter. The key component on the board
is U29.
Option 16: Battery-Backed Parameter Memory
The contents of the standard memory are not retained through a power-down or reset unless they have
been saved to flash memory first. Option 16 provides supplemental battery-backed RAM for real-time
parameter storage that is ideal for holding machine state parameters in case of an unexpected powerdown. The battery is located at component BT1.
• Option 16A provides a 32k x 24 bank of battery-backed parameter RAM in components U17, U18,
and U19 on the CPU board, fitting in the smaller footprint for those locations.
• Option 16B provides a 128k x 24 bank of battery-backed parameter RAM in components U17, U18,
and U19 on the CPU board, filling the full footprint for those locations.
Option 18: Identification Number and Real Time Clock/Calendar Module
Option 18 provides a module at location U5 on the CPU board that contains an electronic identification
number and possibly a real-time clock/calendar.
• Option 18A provides an electronic identification number module.
• Option 18B provides an electronic identification number module with a real-time clock and calendar.
The year representation in the calendar is a 4-digit value, so there are no Year 2000 problems.
Introduction 3
Turbo PMAC2 VME Hardware Reference
4 Introduction
Turbo PMAC2 VME Hardware Reference
CPU BOARD E-POINT DESCRIPTIONS
E1: Watchdog Disable Jumper
E Point and
Description Default
Physical Layout
E1
Jump pin 1 to 2 to disable Watchdog timer (for test purposes
only).
Remove jumper to enable Watchdog timer.
No jumper installed
E2-E3: Expansion Port Configure
(Prototype boards {-104 and earlier} only)
E Point and
Description Default
Physical Layout
E2
E3
Note: Production versions of the Turbo CPU board are built with circuit traces providing the equivalent of E2
and E3 ON. To use with an Option 2 DPRAM board, pins 41 and 42 on the 50-pin connector of the Option 2
board must be clipped in order to be able to operate properly. All Option 2 boards built since Turbo PMAC
production began have been built with these pins clipped.
Jump pin 1 to 2 to permit use of Acc-24 expansion boards.
Remove jumper to permit use of unmodified (pin 41 intact)
Option 2 DPRAM board
Jump pin 1 to 2 to permit use of Acc-24 expansion boards.
Remove jumper to permit use of unmodified (pin 42 intact)
Option 2 DPRAM board
Jumper installed
Jumper installed
E4 – E6: Power-Up/Reset Load Source
E Point and
Physical Layout
E4
E6
Remove jumper E4;
jump E5 pin 1 to 2;
jump E6 pin 2 to 3;
to read flash IC on power-up/reset.
Other combinations are for factory use only; the board will not
operate in any other configuration
E7: Firmware Reload Enable
E Point and
Physical Layout
E7
Jump pin 1 to 2 to reload firmware through serial or bus port
Remove jumper for normal operation.
Description Default
No E4 jumper
installed;
E5 and E6 jump pin
1 to 2
Description Default
No jumper installed
CPU Board E-Point Descriptions 5
Turbo PMAC2 VME Hardware Reference
6 CPU Board E-Point Descriptions
Turbo PMAC2 VME Hardware Reference
BOTTOM BOARD E-POINT JUMPER DESCRIPTIONS
E1: Servo and Phase Clock Direction Control
E Point and
Description Default
Physical Layout
E1
Note: If the E1 jumper is ON and the servo and phase clocks are not brought in on the J4 serial port, the
watchdog timer will trip immediately.
Remove jumper for Turbo PMAC2 VME to use its internally
generated servo and phase clock signals and to output these
signals on the J5x serial port connector
Jump pins 1 and 2 for Turbo PMAC2 VME to expect to receive its
servo and phase clock signals on the J5x serial port connector.
No jumper
E2: (Reserved for Future Use)
E3: Normal/Re-Initializing Power-Up/Reset
E Point and
Physical Layout
E51
Location Description Default
A2 Jump pin 1 to 2 to re-initialize ON power-up/reset.
Remove jumper for Normal power-up/reset.
No jumper installed
E4 – E6: (Reserved for Future Use)
E7A-H, E8A-H, E9A-H, E10A-H: P2 Connector B-Row Use Select
E Point and
Location Description Default
Physical Layout
E7A-H
E8A-H
E9A-H
E10A-H
Note: All jumpers in the E7 to E10 families must be in the same setting.
Jump pins 1 to 2 to use B-row of P2 connector for
JMACH pins (not compatible with 32-bit VME).
Jump pins 2 to 3 to use B-row of P2 connector for 32-
bit VME bus interface
Jump pins 1 to 2 to use B-row of P2 connector for
JMACH pins (not compatible with 32-bit VME).
Jump pins 2 to 3 to use B-row of P2 connector for 32-
bit VME bus interface.
Jump pins 1 to 2 to use B-row of P2 connector for
JMACH pins (not compatible with 32-bit VME).
Jump pins 2 to 3 to use B-row of P2 connector for 32-
bit VME bus interface.
Jump pins 1 to 2 to use B-row of P2 connector for
JMACH pins (not compatible with 32-bit VME).
Jump pins 2 to 3 to use B-row of P2 connector for 32-
bit VME bus interface.
1-2 Jumpers installed
1-2 Jumpers installed
1-2 Jumpers installed
1-2 Jumpers installed
(32-bit VME)
Bottom Board E-Point Jumper Descriptions 7
Turbo PMAC2 VME Hardware Reference
E11 – E12: Compare Output Supply Voltage Configure
E Point and
Location Description Default
Physical Layout
E11
D3 Jump pin 1 to 2 to apply +V (+5V to 24V) to pin 11
of U74 (should be ULN2803A for sink output
configuration) JEQU Compare outputs EQU1-EQU8.
Jump pin 2 to 3 to apply GND to pin 11 of U74
(should be UDN2981A for source output
configuration).
WARNING:
The jumper setting must match the type of driver
IC, or damage to the IC will result.
E12
C3 Jump pin 1 to 2 to apply GND to pin 10 of U74
(should be ULN2803A for sink output configuration).
Jump pin 2 to 3 to apply +V (+5V to 24V) to pin 10
of U74 (should be UDN2981A for source output
configuration).
WARNING:
The jumper setting must match the type of driver
IC, or damage to the IC will result.
E13 - E14: Encoder Sample Clock Direction Control
1-2 Jumper installed
1-2 Jumper installed
E Point and
Location Description Default
Physical Layout
E13
Remove jumper to output SCLK generated in first
ASIC on SCLK_12 and SCLK_34, or to control
direction by software.
Jump pins 1 to 2 to input SCLK signal for first ASIC
on SCLK_34 and output this signal on SCLK_12.
Jump pins 2 to 3 to input SCLK signal for first ASIC
on SCLK_12 and output this signal on SCLK_34.
E17 - E18: Serial Connector Select
E17 and E18 control whether the RS-232 or RS-422 serial port is used.
All E20A-I jumpers must be in the same setting for DPRAM communications to work.
Jump pins 1 to 2 and pins 3 to 4, to tie DPRAM data
lines 8-15 to VMEbus data lines 8-15, and DPRAM
data lines 0-7 to VMEbus data lines 0-7 (Motorola
big-endian format).
Jump pins 2 to 3 and pins 4 to 5 to tie DPRAM data
lines 8-15 to VMEbus data lines 0-7, and DPRAM
data lines 0-7 to VMEbus data lines 8-15 (Intel littleendian format).
E39: Reset-from-Bus Enable
E Point and
Physical Layout
E39
Location Description Default
B5 Jump pin 1 to 2 to permit VMEbus reset line to reset
PMAC2.
Remove jumper so VMEbus reset line does not reset
PMAC2.
1-2, 3-4 Jumpers
installed (Motorola
format)
1-2 Jumper installed
Bottom Board E-Point Jumper Descriptions 9
Turbo PMAC2 VME Hardware Reference
10 Bottom Board E-Point Jumper Descriptions
Turbo PMAC2 VME Hardware Reference
OPTION 1V PIGGYBACK JUMPER DESCRIPTION
JP1-1 to JP1-32: P2A Connector B-Row Use Select
(Option 1V only)
E Point and
Location Description Default
Physical Layout
JP1-1 to JP1-32
•••
Jump pins 1 to 2 to use B-row of P2A connector for
JMACH pins (not compatible with 32-bit VME).
Remove jumpers to leave B-row of P2A unconnected
to prevent contention with 32-bit VMEbus.
E14: SCLK Direction Control
(Option 1V only)
E Point and
Physical Layout
E14
Location Description Default
Remove jumper to output SCLK generated in second
ASIC on SCLK_56 and SCLK_78, or to control
direction by software.
Jump pins 1 to 2 to input SCLK signal for second
ASIC on SCLK_78 and output this signal on
SCLK_56.
Jump pins 2 to 3 to input SCLK signal for second
ASIC on SCLK_56 and output this signal on
SCLK_78.
1-2 Jumpers
installed
No jumper installed
Option 1V Piggyback Jumper Description 11
Turbo PMAC2 VME Hardware Reference
12 Option 1V Piggyback Jumper Description
Turbo PMAC2 VME Hardware Reference
MATING CONNECTORS
CPU Board Connectors
J2 (JEXP)/Expansion
1. Two 50-pin female flat cable connector Delta Tau P/N 014-R00F50-0K0 T&B Ansley P/N 609-5041
2. 171-50 T&B Ansley standard flat cable stranded 50-wire
3. Phoenix varioface module type FLKM 50 (male pins) P/N 22 81 08 9 used for daisy chaining Acc14 I/0, -23 A and D connectors -24 expansion
J4 (JDPRAM)/Dual-Ported RAM
1. Two 10-pin female flat cable connector Delta Tau P/N 014-ROOF10-0K0 T&B Ansley P/N 609-1041
2. 171-10 T&B Ansley standard flat cable stranded 10-wire
1 ANAI00 Input Analog Input 0 0-5V or +/-2.5V Range
2 ANAI01 Input Analog Input 1 0-5Vor +/-2.5V Range
3 ANAI02 Input Analog Input 2 0-5V or +/-2.5V Range
4 ANAI03 Input Analog Input 3 0-5V or +/-2.5V Range
5 ANAI04 Input Analog Input 4 0-5V or +/-2.5V Range
6 ANAI05 Input Analog Input 5 0-5V or +/-2.5V Range
7 ANAI06 Input Analog Input 6 0-5V or +/-2.5V Range
8 ANAI07 Input Analog Input 7 0-5V or +/-2.5V Range
9 ANAI08 Input Analog Input 8 0-5V or +/-2.5V Range
10 ANAI09 Input Analog Input 9 0-5V or +/-2.5V Range
11 ANAI10 Input Analog Input 10 0-5V or +/-2.5V Range
12 ANAI11 Input Analog Input 11 0-5V or +/-2.5V Range
13 ANAI12 Input Analog Input 12 0-5V or +/-2.5V Range
14 ANAI13 Input Analog Input 13 0-5V or +/-2.5V Range
15 ANAI14 Input Analog Input 14 0-5V or +/-2.5V Range
16 ANAI15 Input Analog Input 15 0-5V or +/-2.5V Range
17 GND Common PMAC Common Not isolated from digital
18 +12V Output Positive Supply Voltage To power external circuitry
19 GND Common PMAC Common Not isolated from digital
20 -12V Output Negative Supply Voltage To power external circuitry
The JANA connector provides the inputs for the 8 or 16 optional analog inputs on the PMAC2.
Base Board Connector Pinouts 15
Turbo PMAC2 VME Hardware Reference
J2 (JTHW) Multiplexer Port Connector
Pin # Symbol Function Description Notes
1 GND Common PMAC Common
2 GND Common PMAC Common
3 DAT0 Input Data-0 Input Data input from MUX port accessories
4 SEL0 Output Select-0 Output Address/data output for MUX port
5 DAT1 Input Data-1 Input Data input from MUX port accessories
6 SEL1 Output Select-1 Output Address/data output for MUX port
7 DAT2 Input Data-2 Input Data input from MUX port accessories
8 SEL2 Output Select-2 Output Address/data output for MUX port
9 DAT3 Input Data-3 Input Data input from MUX port accessories
10 SEL3 Output Select-3 Output Address/data output for MUX port
11 DAT4 Input Data-4 Input Data input from MUX port accessories
12 SEL4 Output Select-4 Output Address/data output for MUX port
13 DAT5 Input Data-5 Input Data input from MUX port accessories
14 SEL5 Output Select-5 Output Address/data output for MUX port
15 DAT6 Input Data-6 Input Data input from MUX port accessories
16 SEL6 Output Select-6 Output Address/data output for MUX port
17 DAT7 Input Data-7 Input Data input from MUX port accessories
18 SEL7 Output Select-7 Output Address/data output for MUX port
19 N.C. N.C. No Connection
20 GND Common PMAC Common
21 BRLD/ Output Buffer Request Low is Buffer Request
22 GND Common PMAC Common
23 IPLD/ Output In Position Low is In Position
24 GND Common PMAC Common
25 +5V Output +5Vdc Supply Power supply out
26 INIT/ Input PMAC Reset Low is Reset
The JTHW connector provides eight inputs and eight outputs at TTL levels; these are dedicated to reading BCD
thumbwheel switches. Two thumbwheels may be read by direct connection to J3, more thumbwheels, up to 512
switches, may be read using the Acc-18 (Thumbwheel Multiplexer). J3’s inputs and outputs may be used as
general purpose multiplexed TTL I/O, if thumbwheels are not used.
accessories
accessories
accessories
accessories
accessories
accessories
accessories
accessories
16 Base Board Connector Pinouts
Turbo PMAC2 VME Hardware Reference
J3 (JI/O) General Input/Output Connector
Pin # Symbol Function Description Notes
1 I/O00 In/Out Digital I/O 0 Software direction ctrl.
2 I/O01 In/Out Digital I/O 1 Software direction ctrl.
3 I/O02 In/Out Digital I/O 2 Software direction ctrl.
4 I/O03 In/Out Digital I/O 3 Software direction ctrl.
5 I/O04 In/Out Digital I/O 4 Software direction ctrl.
6 I/O05 In/Out Digital I/O 5 Software direction ctrl.
7 I/O06 In/Out Digital I/O 6 Software direction ctrl.
8 I/O07 In/Out Digital I/O 7 Software direction ctrl.
9 I/O08 In/Out Digital I/O 8 Software direction ctrl.
10 I/O09 In/Out Digital I/O 9 Software direction ctrl.
11 I/O10 In/Out Digital I/O 10 Software direction ctrl.
12 I/O11 In/Out Digital I/O 11 Software direction ctrl.
13 I/O12 In/Out Digital I/O 12 Software direction ctrl.
14 I/O13 In/Out Digital I/O 13 Software direction ctrl.
15 I/O14 In/Out Digital I/O 14 Software direction ctrl.
16 I/O15 In/Out Digital I/O 15 Software direction ctrl.
17 I/O16 In/Out Digital I/O 16 Software direction ctrl.
18 I/O17 In/Out Digital I/O 17 Software direction ctrl.
19 I/O18 In/Out Digital I/O 18 Software direction ctrl.
20 I/O19 In/Out Digital I/O 19 Software direction ctrl.
21 I/O20 In/Out Digital I/O 20 Software direction ctrl.
22 I/O21 In/Out Digital I/O 21 Software direction ctrl.
23 I/O22 In/Out Digital I/O 22 Software direction ctrl.
24 I/O23 In/Out Digital I/O 23 Software direction ctrl.
25 I/O24 In/Out Digital I/O 24 Software direction ctrl.
26 I/O25 In/Out Digital I/O 25 Software direction ctrl.
27 I/O26 In/Out Digital I/O 26 Software direction ctrl.
28 I/O27 In/Out Digital I/O 27 Software direction ctrl.
29 I/O28 In/Out Digital I/O 28 Software direction ctrl.
30 I/O29 In/Out Digital I/O 29 Software direction ctrl.
31 I/O30 In/Out Digital I/O 30 Software direction ctrl.
32 I/O31 In/Out Digital I/O 31 Software direction ctrl.
33 GND Common Reference Voltage
34 GND Common Reference Voltage
35 PHASE/ Output Phase Clock For latching data
36 SERVO/ Output Servo Clock For latching data
37 GND Common Reference Voltage
38 GND Common Reference Voltage
39 +5V Output Supply Voltage To power external circuitry
40 +5V Output Supply Voltage To power external circuitry
The JI/O connector provides 32 input/output pins at TTL levels. Direction can be controlled in byte-wide groups.
Base Board Connector Pinouts 17
Turbo PMAC2 VME Hardware Reference
J4 (JMACRO) MACRO Network Ring Interface Connector
Pin # Symbol Function Description Notes
1 DOUT7 Output Ring Out Bit 7 Macro ring command
2 DOUT6 Output Ring Out Bit 6 Macro ring transmit
3 DOUT5 Output Ring Out Bit 5 Macro ring transmit
4 DOUT4 Output Ring Out Bit 4 Macro ring transmit
5 DOUT3 Output Ring Out Bit 3 Macro ring transmit
6 DOUT2 Output Ring Out Bit 2 Macro ring transmit
7 DOUT1 Output Ring Out Bit 1 Macro ring transmit
8 DOUT0 Output Ring Out Bit 0 Macro ring transmit
9 CMD_IN Input
10 DIN7 Input Ring In Bit 7 Macro ring receive
11 DIN6 Input Ring In Bit 6 Macro ring receive
12 DIN5 Input Ring In Bit 5 Macro ring receive
13 DIN4 Input Ring In Bit 4 Macro ring receive
14 DIN3 Input Ring In Bit 3 Macro ring receive
15 DIN2 Input Ring In Bit 2 Macro ring receive
16 DIN1 Input Ring In Bit 1 Macro ring receive
17 DIN0 Input Ring In Bit 0 Macro ring receive
18 CMD_OUT Output
19 TCLK Output Ring Clock 10mHz
20 GND Common Reference Voltage
21 STB_OUT Output Byte Strobe
22 GND Common Reference Voltage
23 DAT_STB Input Data Byte Strobe
24 GND Common Reference Voltage
25 CMD_STB Input CMD Byte Strobe
26 VLTN Input Violation Flag Taxi chip receive error
The JMACRO connector provides the interface to the MACRO driver/receiver accessory board.
J5 (JRS232) Serial Port Connector
Pin # Symbol Function Description Notes
1 PHASE Output Phasing Clock
2 DTR Bidirect Data Term Ready Tied to DSR
3 TXD/ Input Receive Data Host transmit data
4 CTS Input Clear to Send Host ready bit
5 RXD/ Output Send Data Host receive data
6 RTS Output Request to Send PMAC ready bit
7 DSR Bidirect Data Set Ready Tied to DTR
8 SERVO Output Servo Clock
9 GND Common PMAC Common
10 +5V Output +5Vdc Supply Power supply out
The JRS232 connector provides the Turbo PMAC2 VME with the ability to communicate serially with an RS232
port. Jumpers E17 and E18 must both connect pins 1 and 2 to use this port. This connector cannot be used for
daisy chain interconnection of multiple PMACs. The J5A RS-422 port is required for daisy chaining.
18 Base Board Connector Pinouts
Turbo PMAC2 VME Hardware Reference
J5A: RS422 Serial Port Connector
JRS422 (26-Pin Connector)
Front View
Pin # Symbol Function Description Notes
1 CHASSI Common PMAC Common
2 S+5V Output +5Vdc Supply Deactivated by E8
3 RD- Input Receive Data Diff. I/O low true **
4 RD+ Input Receive Data Diff. I/O high true *
5 SD- Output Send Data Diff. I/O low true **
6 SD+ Output Send Data Diff. I/O high true *
7 CS+ Input Clear to Send Diff. I/O high true **
8 CS- Input Clear to Send Diff. I/O low true *
9 RS+ Output Request to Send Diff. I/O high true **
10 RS- Output Request to Send Diff. I/O low true *
11 DTR Bidirect Data Term Read Tied to DSR
12 INIT/ Input PMAC Reset Low is Reset
13 GND Common PMAC Common **
14 DSR Bidirect Data Set Ready Tied to DTR
15 SDIO- Bidirect Special Data Diff. I/O low true
16 SDIO+ Bidirect Special Data Diff. I/O high true
17 SCIO- Bidirect Special Ctrl. Diff. I/O low true
18 SCIO+ Bidirect Special Ctrl. Diff. I/O high true
19 SCK- Bidirect Special Clock Diff. I/O low true
20 SCK+ Bidirect Special Clock Diff. I/O high true
21 SERVO- Bidirect Servo Clock Diff. I/O low true ***
22 SERVO+ Bidirect Servo Clock Diff. I/O high true ***
23 PHASE- Bidirect Phase Clock Diff. I/O low true ***
24 PHASE+ Bidirect Phase Clock Diff. I/O high true ***
25 GND Common PMAC Common
26 +5V Output +5Vdc Supply Power supply out
The JRS422 connector provides the PMAC with the ability to communicate both in RS422 and RS232. In addition,
this connector is used to daisy chain interconnect multiple PMACs for synchronized operation. Jumpers E17 and
E18 must both connect pins 2 and 3 to use this port.
Base Board Connector Pinouts 19
Turbo PMAC2 VME Hardware Reference
J6 (JDISP) Display Connector
Pin # Symbol Function Description Notes
1 Vdd Output +5V Power Power supply out
2 Vss Common PMAC Common
3 Rs Output Read Strobe TTL signal out
4 Vee Output Contrast Adjust Vee 0 to +5Vdc *
5 E Output Display Enable High is enable
6 R/W Output Read or Write TTL signal out
7 DB1 Output Display Data1
8 DB0 Output Display Data0
The JDISP connector is used to drive the 2-line x 24-character (Acc-12), 2 x 40 (Acc-12A) LCD, or the 2 x 40
vacuum fluorescent (Acc 12C) display unit. The DISPLAY command may be used to send messages and values to
the display.
J7 (JHW) Handwheel Encoder Connector
Pin # Symbol Function Description Notes
1 GND Common Reference Voltage
2 +5V Output Supply Voltage To power external circuitry
3 HWA1+ Input HW Pos A Chan. Also pulse input
4 HWA1- Input HW Neg A Chan. Also pulse input
5 HWB1+ Input HW Pos B Chan. Also direction input
6 HWB1- Input HW Neg B Chan. Also direction input
7 HWA2+ Input HW Pos A Chan. Also pulse input
8 HWA2- Input HW Neg A Chan. Also pulse input
9 HWB2+ Input HW Pos B Chan. Also direction input
10 HWB2- Input HW Neg B Chan. Also direction input
11 PUL1+ Output PFM Pos Pulse Also PWM output
12 PUL1- Output PFM Neg Pulse Also PWM output
13 DIR1+ Output PFM Pos Dir. Out Also PWM output
14 DIR1- Output PFM Neg Dir Out Also PWM output
15 PUL2+ Output PFM Pos Pulse Also PWM output
16 PUL2- Output PFM Neg Pulse Also PWM output
17 DIR2+ Output PFM Pos Dir. Out Also PWM output
18 DIR2- Output PFM Neg Dir Out Also PWM output
19 GND Common Reference Voltage
20 +5V Output Supply Voltage To power external circuitry
20 Base Board Connector Pinouts
Turbo PMAC2 VME Hardware Reference
J8 (JEQU) Position Compare Output Connector
Pin # Symbol Function Description Notes
1 EQU1/ Output Enc. 1 Comp-Eq Low is true
2 EQU2/ Output Enc. 2 Comp-Eq Low is true
3 EQU3/ Output Enc. 3 Comp-Eq Low is true
4 EQU4/ Output Enc. 4 Comp-Eq Low is true
5 EQU5/ Output Enc. 5 Comp-Eq Low is true
6 EQU6/ Output Enc. 6 Comp-Eq Low is true
7 EQU7/ Output Enc. 7 Comp-Eq Low is true
8 EQU8/ Output Enc. 8 Comp-Eq Low is true
9 +V Supply Positive Supply +5V to +24V
10 GND Common Digital Ground
This connector provides the position-compare outputs for the eight encoder channels.
1 +5V Output / Input +5V Power For external circuit or from external
supply
2 +5V Output / Input +5V Power "
3 GND Common Reference Voltage
4 GND Common Reference Voltage
5 CHA1+ Input Enc 1 Positive A Chan. Also pulse input
6 CHA1- Input Enc 1 Negative A Chan. "
7 CHB1+ Input Enc 1 Positive B Chan. Also direction input
8 CHB1- Input Enc 1 Negative B Chan. "
9 CHC1+ Input Enc 1 Positive C Chan. Index channel
10 CHC1- Input Enc 1 Negative C Chan. "
11 CHU1 Input Chan 1 U Flag Hall effect, fault code, or sub-count
12 CHV1 Input Chan 1 V Flag Hall effect, fault code, or sub-count
13 CHW1 Input Chan 1 W Flag Hall effect, fault code, or sub-count
14 CHT1 Input Chan 1 T Flag Fault code, or sub-count
15 USER1 Input General Purpose User Flag Hardware capture flag, or sub-count
16 PLIM1 Input Positive Overtravel Limit Hardware capture flag
17 MLIM1 Input Negative Overtravel Limit Hardware capture flag
18 HOME1 Input Home Switch Input Hardware capture flag
19 ACCFLT1 Input Accessory Fault Flag For loss of acc supply voltage
20 WD0/ Output Watchdog Output Low is PMAC watchdog fault
21 SCLK12+ Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
22 SCLK12- Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
23 ADC_CLK1+ Output A/D Converter Clock Programmable frequency
24 ADC_CLK1- Output A/D Converter Clock Programmable frequency
25 ADC_STB1+ Output A/D Converter Strobe Programmable sequence
26 ADC_STB1- Output A/D Converter Strobe Programmable sequence
27 ADC_DAA1+ Input Chan A ADC Serial Data MSB first
28 ADC_DAA1- Input Chan A ADC Serial Data MSB first
29 ADC_DAB1+ Input Chan B ADC Serial Data MSB first
30 ADC_DAB1- Input Chan B ADC Serial Data MSB first
PULSE147 GND Common Reference Voltage
48 GND Common Reference Voltage
49 +5V Output / Input +5v Power For external circuit or from external
50 +5V Output / Input +5v Power For external circuit or from external
51 +5V Output / Input +5v Power For external circuit or from external
52 +5V Output / Input +5v Power For external circuit or from external
53 GND Common Reference Voltage
54 GND Common Reference Voltage
55 CHA2+ Input Enc 2 Positive A Chan. Also pulse input
56 CHA2- Input Enc 2 Negative A Chan. Also pulse input
57 CHB2+ Input Enc 2 Positive B Chan. Also direction input
58 CHB2- Input Enc 2 Negative B Chan. Also direction input
59 CHC2+ Input Enc 2 Positive C Chan. Index channel
60 CHC2- Input Enc 2 Negative C Chan. Index channel
61 CHU2 Input Chan 2 U Flag Hall effect, fault code, or sub-count
62 CHV2 Input Chan 2 V Flag Hall effect, fault code, or sub-count
63 CHW2 Input Chan 2 W Flag Hall effect, fault code, or sub-count
64 CHT2 Input Chan 2 T Flag Fault code, or sub-count
65 USER2 Input General Purpose User Flag Hardware capture flag, or sub-count
66 PLIM2 Input Positive Overtravel Limit Hardware capture flag
67 MLIM2 Input Negative Overtravel Limit Hardware capture flag
68 HOME2 Input Home Switch Input Hardware capture flag
69 ACCFLT2 Input Accessory Fault Flag For loss of ACC supply voltage
70 WD0/ Output Watchdog Output Low is PMAC watchdog fault
71 SCLK12+ Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
72 SCLK12- Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
73 ADC_CLK2+ Output A/D Converter Clock Programmable frequency
74 ADC_CLK2- Output A/D Converter Clock Programmable frequency
75 ADC_STB2+ Output A/D Converter Strobe Programmable sequence
76 ADC_STB2- Output A/D Converter Strobe Programmable sequence
77 ADC_DAA2+ Input Chan A ADC Serial Data MSB first
78 ADC_DAA2- Input Chan A ADC Serial Data MSB first
79 ADC_DAB2+ Input Chan B ADC Serial Data MSB first
80 ADC_DAB2- Input Chan B ADC Serial Data MSB first
81 AENA2+ Output Amplifier Enable High is enable
82 AENA2- Output Amplifier Enable Low is enable
83 FAULT2+ Input Amplifier Fault Programmable polarity
84 FAULT2- Input Amplifier Fault Programmable polarity
85 PWMATOP2+
97 GND Common Reference Voltage
98 GND Common Reference Voltage
99 +5V Output / Input +5V Power For external circuit or from external
supply
100 +5V Output / Input +5V Power For external circuit or from external
supply
The JMACH1 connector provides the interface pins for channels 1 and 2. Usually, it is connected to a breakout
board, such as one of the Acc-8x family of boards, or an application-specific interface board.
Connector: 100-pin male box header with center key, 0050" pitch. AMP part # 1-04068-7 Delta Tau part # 01400010-FPB.
1 +5V Output / Input +5V Power For external circuit or from external
supply
2 +5V Output / Input +5V Power For external circuit or from external
supply
3 GND Common Reference Voltage
4 GND Common Reference Voltage
5 CHA3+ Input Enc 3 Positive A Chan. Also pulse input
6 CHA3- Input Enc 3 Negative A Chan. Also pulse input
7 CHB3+ Input Enc 3 Positive B Chan. Also direction input
8 CHB3- Input Enc 3 Negative B Chan. Also direction input
9 CHC3+ Input Enc 3 Positive C Chan. Index channel
10 CHC3- Input Enc 3 Negative C Chan. Index channel
11 CHU3 Input Chan 3 U Flag Hall effect, fault code, or sub-count
12 CHV3 Input Chan 3 V Flag Hall effect, fault code, or sub-count
13 CHW3 Input Chan 3 W Flag Hall effect, fault code, or sub-count
14 CHT3 Input Chan 3 T Flag Fault code, or sub-count
15 USER3 Input General Purpose User Flag Hardware capture flag, or sub-count
16 PLIM3 Input Positive Overtravel Limit Hardware capture flag
17 MLIM3 Input Negative Overtravel Limit Hardware capture flag
18 HOME3 Input Home Switch Input Hardware capture flag
19 ACCFLT3 Input Accessory Fault Flag For loss of acc supply voltage
20 WD0/ Output Watchdog Output Low is PMAC watchdog fault
21 SCLK34+ Input / Output Encoder Sample Clock Direction controlled by PMAC2
jumper
22 SCLK34- Input / Output Encoder Sample Clock Direction controlled by PMAC2
jumper
23 ADC_CLK3+ Output A/D Converter Clock Programmable frequency
24 ADC_CLK3- Output A/D Converter Clock Programmable frequency
25 ADC_STB3+ Output A/D Converter Strobe Programmable sequence
26 ADC_STB3- Output A/D Converter Strobe Programmable sequence
27 ADC_DAA3+ Input Chan A ADC Serial Data MSB first
28 ADC_DAA3- Input Chan A ADC Serial Data MSB first
29 ADC_DAB3+ Input Chan B ADC Serial Data MSB first
30 ADC_DAB3- Input Chan B ADC Serial Data MSB first
31 AENA3+ Output Amplifier Enable High is enable
32 AENA3- Output Amplifier Enable Low is enable
33 FAULT3+ Input Amplifier Fault Programmable polarity
34 FAULT3- Input Amplifier Fault Programmable polarity
35 PWMATOP3+
DAC_CLK3+
36 PWMATOP3-
DAC_CLK3-
37 PWMABOT3+
DAC3A+
38 PWMABOT3-
DAC3A-
39 PWMBTOP3+
DAC_STB3+
40 PWMBTOP3-
DAC_STB3-
41 PWMBBOT3+
DAC3B+
42 PWMBBOT3-
DAC3B-
43 PWMCTOP3+
DIR3+
44 PWMCTOP3-
DIR3-
45 PWMCBOT3+
PULSE3+
46 PWMCBOT3-
PULSE347 GND Common Reference Voltage
48 GND Common Reference Voltage
49 +5V Output / Input +5V Power For external circuit or from external
50 +5V Output / Input +5V Power For external circuit or from external
51 +5V Output / Input +5V Power For external circuit or from external
52 +5V Output / Input +5V Power For external circuit or from external
53 GND Common Reference Voltage
54 GND Common Reference Voltage
55 CHA4+ Input Enc 4 Positive A Chan. Also pulse input
56 CHA4- Input Enc 4 Negative A Chan. Also pulse input
57 CHB4+ Input Enc 4 Positive B Chan. Also direction input
58 CHB4- Input Enc 4 Negative B Chan. Also direction input
59 CHC4+ Input Enc 4 Positive C Chan. Index channel
60 CHC4- Input Enc 4 Negative C Chan. Index channel
61 CHU4 Input Chan 4 U Flag Hall effect, fault code, or sub-count
62 CHV4 Input Chan 4 V Flag Hall effect, fault code, or sub-count
63 CHW4 Input Chan 4 W Flag Hall effect, fault code, or sub-count
64 CHT4 Input Chan 4 T Flag Fault code, or sub-count
65 USER4 Input General Purpose User Flag Hardware capture flag, or sub-count
66 PLIM4 Input Positive Overtravel Limit Hardware capture flag
67 MLIM4 Input Negative Overtravel Limit Hardware capture flag
68 HOME4 Input Home Switch Input Hardware capture flag
69 ACCFLT4 Input Accessory Fault Flag For loss of acc supply voltage
70 WD0/ Output Watchdog Output Low is PMAC watchdog fault
71 SCLK34+ Input / Output Encoder Sample Clock Direction controlled by PMAC2
jumper
72 SCLK34- Input / Output Encoder Sample Clock Direction controlled by PMAC2
jumper
73 ADC_CLK4+ Output A/D Converter Clock Programmable frequency
74 ADC_CLK4- Output A/D Converter Clock Programmable frequency
75 ADC_STB4+ Output A/D Converter Strobe Programmable sequence
76 ADC_STB4- Output A/D Converter Strobe Programmable sequence
77 ADC_DAA4+ Input Chan A ADC Serial Data MSB first
78 ADC_DAA4- Input Chan A ADC Serial Data MSB first
79 ADC_DAB4+ Input Chan B ADC Serial Data MSB first
80 ADC_DAB4- Input Chan B ADC Serial Data MSB first
81 AENA4+ Output Amplifier Enable High is enable
82 AENA4- Output Amplifier Enable Low is enable
83 FAULT4+ Input Amplifier Fault Programmable polarity
84 FAULT4- Input Amplifier Fault Programmable polarity
85 PWMATOP4+
PULSE497 GND Common Reference Voltage
98 GND Common Reference Voltage
99 +5V Output / Input +5V Power For external circuit or from external
100 +5V Output / Input +5V Power For external circuit or from external
The JMACH2 connector provides the interface pins for channels 3 and 4. Usually, it is connected to a breakout
board, such as one of the Acc-8x family of boards, or an application-specific interface board.
Connector: 100-pin male box header with center key, 0050" pitch. AMP part # 1-04068-7 Delta Tau part # 01400010-FPB.
32 +5V +5V +5V
This is the standard VME connector. It is sufficient for 16-bit or 24-bit addressing, and for 8-bit or 16-bit data. For
32-bit addressing the B-row of P2 must be used as well. PMAC does not support 32-bit data transfers over the bus,
even with the B-row of P2.
If P1 is connected to the VME backplane, PMAC is connected to the +5V supply and GND automatically. In this
case, no other +5V supply should be connected.
P2 (JMACHA) Alternate Machine Connector
The P2 connector provides an alternate path to J9 and J10 for the machine interface connections for
Channels 1-4. Only the positive signals of complementary pairs are brought out on this connector. For
the inputs, the complementary lines are tied to 2.5V on PMAC2. Refer to the J9 and J10 pin descriptions
for more detailed information on each pin.
Note: Format A for the B-row will be used if E7A-H, E8A-H, E9A-H, and E10A-H connect pins 2 and 3. This
format must be used for a 32-bit VME system. Format B for the B-row will be used if these jumpers connect pins 1
and 2. This format is not compatible with 32-bit VME systems.
* Not used
Row B
(Format B)
Row C
TB1 (2/4-Pin Terminal Block)
This terminal block can be used to provide the input for the power supply for the circuits on the PMAC2
board when it is not in a bus configuration. When the PMAC2 is in a bus configuration, these supplies
automatically come through the bus connector from the bus power supply; in this case, this terminal block
should not be used.
Pin# Symbol Function Description Notes
1 GND Common Reference Voltage
2 +5V Input Positive Supply Voltage Supplies all PMAC digital circuits
3 +12V Input Positive Supply Voltage +12V to +15V; not required on-board;
used on j1 to supply analog inputs
4 -12V Input Negative Supply Voltage -12V to –15V; required for opt-12 ADCs;
used on J1 to supply analog inputs
Note: Unless Option 12 (Analog-to-Digital Converters) is included on the board, only pins 1 and 2 may be provided
on this terminal block.
TB2 (4-Pin Terminal Block)
This terminal block provides the output for PMAC2’s watchdog timer relay, both normally open and
normally closed contacts.
Pin# Symbol Function Description Notes
1 WD_NC Output Watchdog Relay Out Normally closed
2 COM Input Watchdog Return +V or 0V
3 WD_NO Output Watchdog Relay Out Normally open
4 COM Input Watchdog Return +V or 0V
Note: The normally closed relay contact is open while PMAC2 is operating properly – it has power and the
watchdog timer is not tripped – and closed when the PMAC2 is not operating properly – either it has lost power or
the watchdog timer has tripped. The normally open relay contact is closed while PMAC2 is operating properly and
open when PMAC2 is not operating properly.
1 +5V Output / Input +5V Power For external circuit or from external
supply
2 +5V Output / Input +5V Power For external circuit or from external
supply
3 GND Common Reference Voltage
4 GND Common Reference Voltage
5 CHA5+ Input Enc 5 Pos. A Chan. Also pulse input
6 CHA5- Input Enc 5 Neg. A Chan. Also pulse input
7 CHB5+ Input Enc 5 Pos. B Chan. Also direction input
8 CHB5- Input Enc 5 Neg. B Chan. Also direction input
9 CHC5+ Input Enc 5 Pos. C Chan. Index channel
10 CHC5- Input Enc 5 Neg. C Chan. Index channel
11 CHU5 Input Chan 5 U Flag Hall effect, fault code, or sub-count
12 CHV5 Input Chan 5 V Flag Hall effect, fault code, or sub-count
13 CHW5 Input Chan 5 W Flag Hall effect, fault code, or sub-count
14 CHT5 Input Chan 5 T Flag Fault code, or sub-count
15 USER5 Input General Purpose User Flag Hardware capture flag, or sub-count
16 PLIM5 Input Positive Overtravel Limit Hardware capture flag
17 MLIM5 Input Negative Overtravel Limit Hardware capture flag
18 HOME5 Input Home Switch Input Hardware capture flag
19 ACCFLT5 Input Accessory Fault Flag For loss of ACC supply voltage
20 WD0/ Output Watchdog Output Low is PMAC watchdog fault
21 SCLK56+ Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
22 SCLK56- Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
23 ADC_CLK5+ Output A/D Converter Clock Programmable frequency
24 ADC_CLK5- Output A/D Converter Clock Programmable frequency
25 ADC_STB5+ Output A/D Converter Strobe Programmable sequence
26 ADC_STB5- Output A/D Converter Strobe Programmable sequence
27 ADC_DAA5+ Input Chan A ADC Serial Data MSB first
28 ADC_DAA5- Input Chan A ADC Serial Data MSB first
29 ADC_DAB5+ Input Chan B ADC Serial Data MSB first
30 ADC_DAB5- Input Chan B ADC Serial Data MSB first
31 AENA5+ Output Amplifier Enable High is enable
32 AENA5- Output Amplifier Enable Low is enable
33 FAULT5+ Input Amplifier Fault Programmable polarity
34 FAULT5- Input Amplifier Fault Programmable polarity
35 PWMATOP5+
PULSE547 GND Common Reference Voltage
48 GND Common Reference Voltage
49 +5V Output / Input +5v Power For external circuit or from external
50 +5V Output / Input +5v Power For external circuit or from external
51 +5V Output / Input +5v Power For external circuit or from external
52 +5V Output / Input +5v Power For external circuit or from external
53 GND Common Reference Voltage
54 GND Common Reference Voltage
55 CHA6+ Input Enc 6 Positive A Chan. Also pulse input
56 CHA6- Input Enc 6 Negative A Chan. Also pulse input
57 CHB6+ Input Enc 6 Positive B Chan. Also direction input
58 CHB6- Input Enc 6 Negative B Chan. Also direction input
59 CHC6+ Input Enc 6 Positive C Chan. Index channel
60 CHC6- Input Enc 6 Negative C Chan. Index channel
61 CHU6 Input Chan 6 U Flag Hall effect, fault code, or sub-count
62 CHV6 Input Chan 6 V Flag Hall effect, fault code, or sub-count
63 CHW6 Input Chan 6 W Flag Hall effect, fault code, or sub-count
64 CHT6 Input Chan 6 T Flag Fault code, or sub-count
65 USER6 Input General Purpose User Flag Hardware capture flag, or sub-count
66 PLIM6 Input Positive Overtravel Limit Hardware capture flag
67 MLIM6 Input Negative Overtravel Limit Hardware capture flag
68 HOME6 Input Home Switch Input Hardware capture flag
69 ACCFLT6 Input Accessory Fault Flag For loss of acc supply voltage
70 WD0/ Output Watchdog Output Low is PMAC watchdog fault
71 SCLK56+ Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
72 SCLK56- Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
73 ADC_CLK6+ Output A/D Converter Clock Programmable frequency
74 ADC_CLK6- Output A/D Converter Clock Programmable frequency
75 ADC_STB6+ Output A/D Converter Strobe Programmable sequence
76 ADC_STB6- Output A/D Converter Strobe Programmable sequence
77 ADC_DAA6+ Input Chan A ADC Serial Data MSB first
78 ADC_DAA6- Input Chan A ADC Serial Data MSB first
79 ADC_DAB6+ Input Chan B ADC Serial Data MSB first
80 ADC_DAB6- Input Chan B ADC Serial Data MSB first
81 AENA6+ Output Amplifier Enable High is enable
82 AENA6- Output Amplifier Enable Low is enable
83 FAULT6+ Input Amplifier Fault Programmable polarity
84 FAULT6- Input Amplifier Fault Programmable polarity
85 PWMATOP6+
DAC_CLK6+
86 PWMATOP6-
DAC_CLK6-
87 PWMABOT6+
DAC6A+
88 PWMABOT6-
DAC6A-
89 PWMBTOP6+
DAC_STB6+
90 PWMBTOP6-
DAC_STB6-
91 PWMBBOT6+
DAC6B+
92 PWMBBOT6-
DAC6B-
93 PWMCTOP6+
DIR6+
94 PWMCTOP6-
DIR6-
95 PWMCBOT6+
PULSE6+
96 PWMCBOT6-
PULSE697 GND Common Reference Voltage
98 GND Common Reference Voltage
99 +5V Output / Input +5V Power For external circuit or from external
100 +5V Output / Input +5V Power For external circuit or from external
The JMACH3 connector provides the interface pins for channels 5 and 6. It is usually connected to a breakout
board, such as one of the Acc-8x family of boards, or an application-specific interface board.
Connector: 100-pin male box header with center key, 0050" pitch. AMP part # 1-04068-7 Delta Tau part # 01400010-FPB.
1 +5V Output / Input +5V Power For external circuit or from external
supply
2 +5V Output / Input +5V Power For external circuit or from external
supply
3 GND Common Reference Voltage
4 GND Common Reference Voltage
5 CHA7+ Input Enc 7 Positive A Chan. Also pulse input
6 CHA7- Input Enc 7 Negative A Chan. Also pulse input
7 CHB7+ Input Enc 7 Positive B Chan. Also direction input
8 CHB7- Input Enc 7 Negative B Chan. Also direction input
9 CHC7+ Input Enc 7 Positive C Chan. Index channel
10 CHC7- Input Enc 7 Negative C Chan. Index channel
11 CHU7 Input Chan 7 U Flag Hall effect, fault code, or sub-count
12 CHV7 Input Chan 7 V Flag Hall effect, fault code, or sub-count
13 CHW7 Input Chan 7 W Flag Hall effect, fault code, or sub-count
14 CHT7 Input Chan 7 T Flag Fault code, or sub-count
15 USER7 Input General Purpose User Flag Hardware capture flag, or sub-count
16 PLIM7 Input Positive Overtravel Limit Hardware capture flag
17 MLIM7 Input Negative Overtravel Limit Hardware capture flag
18 HOME7 Input Home Switch Input Hardware capture flag
19 ACCFLT7 Input Accessory Fault Flag For loss of acc supply voltage
20 WD0/ Output Watchdog Output Low is PMAC watchdog fault
21 SCLK78+ Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
22 SCLK78- Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
23 ADC_CLK7+ Output A/D Converter Clock Programmable frequency
24 ADC_CLK7- Output A/D Converter Clock Programmable frequency
25 ADC_STB7+ Output A/D Converter Strobe Programmable sequence
26 ADC_STB7- Output A/D Converter Strobe Programmable sequence
27 ADC_DAA7+ Input Chan A ADC Serial Data MSB first
28 ADC_DAA7- Input Chan A ADC Serial Data MSB first
29 ADC_DAB7+ Input Chan B ADC Serial Data MSB first
30 ADC_DAB7- Input Chan B ADC Serial Data MSB first
31 AENA7+ Output Amplifier Enable High is enable
32 AENA7- Output Amplifier Enable Low is enable
33 FAULT7+ Input Amplifier Fault Programmable polarity
34 FAULT7- Input Amplifier Fault Programmable polarity
35 PWMATOP7+
PULSE747 GND Common Reference Voltage
48 GND Common Reference Voltage
49 +5V Output / Input +5V Power For external circuit or from external
50 +5V Output / Input +5V Power For external circuit or from external
51 +5V Output / Input +5V Power For external circuit or from external
52 +5V Output / Input +5V Power For external circuit or from external
53 GND Common Reference Voltage
54 GND Common Reference Voltage
55 CHA8+ Input Enc 8 Positive A Chan. Also pulse input
56 CHA8- Input Enc 8 Negative A Chan. Also pulse input
57 CHB8+ Input Enc 8 Positive B Chan. Also direction input
58 CHB8- Input Enc 8 Negative B Chan. Also direction input
59 CHC8+ Input Enc 8 Positive C Chan. Index channel
60 CHC8- Input Enc 8 Negative C Chan. Index channel
61 CHU8 Input Chan 8 U Flag Hall effect, fault code, or sub-count
62 CHV8 Input Chan 8 V Flag Hall effect, fault code, or sub-count
63 CHW8 Input Chan 8 W Flag Hall effect, fault code, or sub-count
64 CHT8 Input Chan 8 T Flag Fault code, or sub-count
65 USER8 Input General Purpose User Flag Hardware capture flag, or sub-count
66 PLIM8 Input Positive Overtravel Limit Hardware capture flag
67 MLIM8 Input Negative Overtravel Limit Hardware capture flag
68 HOME8 Input Home Switch Input Hardware capture flag
69 ACCFLT8 Input Accessory Fault Flag For loss of acc supply voltage
70 WD0/ Output Watchdog Output Low is PMAC watchdog fault
71 SCLK78+ Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
72 SCLK78- Input / Output Encoder Sample Clock Direction controlled by PMAC2 jumper
73 ADC_CLK8+ Output A/D Converter Clock Programmable frequency
74 ADC_CLK8- Output A/D Converter Clock Programmable frequency
75 ADC_STB8+ Output A/D Converter Strobe Programmable sequence
76 ADC_STB8- Output A/D Converter Strobe Programmable sequence
77 ADC_DAA8+ Input Chan A ADC Serial Data MSB first
78 ADC_DAA8- Input Chan A ADC Serial Data MSB first
79 ADC_DAB8+ Input Chan B ADC Serial Data MSB first
80 ADC_DAB8- Input Chan B ADC Serial Data MSB first
81 AENA8+ Output Amplifier Enable High is enable
82 AENA8- Output Amplifier Enable Low is enable
83 FAULT8+ Input Amplifier Fault Programmable polarity
84 FAULT8- Input Amplifier Fault Programmable polarity
85 PWMATOP8+
DAC_CLK8+
86 PWMATOP8-
DAC_CLK8-
87 PWMABOT8+
DAC8A+
88 PWMABOT8-
DAC8A-
89 PWMBTOP8+
DAC_STB8+
90 PWMBTOP8-
DAC_STB8-
91 PWMBBOT8+
DAC8B+
92 PWMBBOT8-
DAC8B-
93 PWMCTOP8+
DIR8+
94 PWMCTOP8-
DIR8-
95 PWMCBOT8+
PULSE8+
96 PWMCBOT8-
PULSE8-
Output Phase A Top CMD or DAC
Clock
Output Phase A Top CMD or DAC
Clock
Output Phase A Bottom CMD or
DAC A Serial Data
Output Phase A Bottom CMD or
DAC A Serial Data
Output Phase B Top CMD or DAC
Strobe
Output Phase B Top CMD or DAC
Strobe
Output Phase B Bottom CMD or
DAC B Serial Data
Output Phase B Bottom CMD or
DAC B Serial Data
Output Phase B Top CMD or PFM
Direction
Output Phase B Top CMD or PFM
Direction
Output Phase B Bottom CMD or
PFM Pulse
Output Phase B Bottom CMD or
PFM Pulse
Programmable function control
Programmable function control
Programmable function control
Programmable function control
Programmable function control
Programmable function control
Programmable function control
Programmable function control
Programmable function control
Programmable function control
Programmable function control
Programmable function control
97 GND Common Reference Voltage
98 GND Common Reference Voltage
99 +5V Output / Input +5V Power For external circuit or from external
supply
100 +5V Output / Input +5V Power For external circuit or from external
supply
The JMACH4 connector provides the interface pins for channels 7 and 8. Usually, it is connected to a breakout
board, such as one of the Acc-8x family of boards, or an application-specific interface board.
36 Axis Piggyback Board Connector Descriptions
Turbo PMAC2 VME Hardware Reference
P2A (JMACHB) Alternate Machine Connector
The P2A connector provides an alternate path to J11 and J12 for the machine interface connections for
Channels 5-8. Only the positive signals of complementary pairs are brought out on this connector. For
the inputs, the complementary lines are tied to 2.5V on PMAC2. Refer to the J11 and J12 pin
descriptions for more detailed information on each pin.
P2A/JMACHB
(96-Pin Header)
Pin# Row A Row B
(Format A)
01 +5V No Connect CHU5 +5V
02 GND No Connect CHU7 GND
03 CHA5 No Connect CHV5 CHA7
04 CHB5 No Connect CHV7 CHB7
05 CHC5 No Connect CHW5 CHC7
06 PLIM5 No Connect CHW7 PLIM7
07 MLIM5 No Connect CHT5 MLIM7
08 HOME5 No Connect CHT7 HOME7
09 AENA5 No Connect USER5 AENA7
10 FAULT5 No Connect USER7 FAULT7
11 PWMATOP5/
DAC_CLK5
12 PWMABOT5/ DAC5A No Connect ADC_DAA7 PWMABOT7/ DAC7A
13 PWMBTOP5/DAC_STB5 No Connect ADC_DAB5 PWMBTOP7/ DAC_STB7
14 PWMBBOT5/ DAC5B No Connect ADC_DAB7 PWMBBOT7/ DAC7B
15 PWMCTOP5/ DIR5 No Connect ADC_CLK5678 PWMCTOP7/ DIR7
16 PWMCBOT5/ PULSE5 No Connect ADC_STB5678 PWMCBOT7/ PULSE7
17 CHA6 No Connect SCLK5678 CHA8
18 CHB6 No Connect WD0/ CHB8
19 CHC6 No Connect CHU6 CHC8
20 PLIM6 No Connect CHU8 PLIM8
21 MLIM6 No Connect CHV6 MLIM8
22 HOME6 No Connect CHV8 HOME8
23 AENA6 No Connect CHW6 AENA8
24 FAULT6 No Connect CHW8 FAULT8
25 PWMATOP6/
DAC_CLK6
26 PWMABOT6/DAC6A No Connect CHT8 PWMABOT8/DAC8A
27 PWMBTOP6/DAC_STB6 No Connect USER6 PWMBTOP8/DAC_STB8
28 PWMBBOT6/DAC6B No Connect USER8 PWMBBOT8/DAC8B
29 PWMCTOP6/DIR6 No Connect ADC_DAA6 PWMCTOP8/ DIR8
30 PWMCBOT6/PULSE6 No Connect ADC_DAA8 PWMCBOT8/ PULSE8
31 GND No Connect ADC_DAB6 GND
32 +5V No Connect ADC_DAB8 +5V
Detailed pin descriptions for the pins on this connector are given on the J11 and J12 connectors. The P2A
connector is just an alternate path for these signals.
Note: Format A for the B-row will be used if jumpers JP1-1 to JP1-32 are removed. This format should be used
in a 32-bit VME system. Format B for the B-row will be used if these jumpers connect pins 1 and 2. This format
is not compatible with a 32-bit VME system.
No Connect ADC_DAA5 PWMATOP7/ DAC_CLK7
No Connect CHT6 PWMATOP8/DAC_CLK8
Row B
(Format B)
Front View
Row C
Axis Piggyback Board Connector Descriptions 37
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