This document is furnished for the customers of Delta Tau Data Systems, Inc. Other uses are
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.
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
Option 9: Serial Port Configuration .........................................................................................................................4
DPRAM IC Select Jumper ........................................................................................................................................6
Flash IC Firmware Bank Select Jumpers ..................................................................................................................6
Flash IC Power Supply Select Jumper ......................................................................................................................6
Rear Field Wiring Connector ....................................................................................................................................7
E0: Reset-Lock Enable (Factory Use Only)...........................................................................................................11
E1A: Servo and Phase Clock Direction Control.....................................................................................................11
E1B: Servo/Phase Clock Source Control ...............................................................................................................11
E2: (Reserved for Future Use)................................................................................................................................11
E3: Re-Initialization on Reset Control ...................................................................................................................12
E4: (Reserved for Future Use).................................................................................................................................12
E5: USB/Ethernet Communication Jumper............................................................................................................12
E11: Power Supply Check Control.........................................................................................................................12
E17 – E18: Serial Port Select .................................................................................................................................12
E18A, B, C, D: Ethernet Communication Control.................................................................................................13
Compact UMAC Turbo CPU Board J2 Connector .................................................................................................18
J4: RS-232 Serial Port Connector...........................................................................................................................19
Acc-8CR Test Breakout Board................................................................................................................................21
Acc-24C2A Analog Axis Board..............................................................................................................................22
Acc-51C Analog Encoder Interpolator Board.........................................................................................................22
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
INTRODUCTION
Delta Tau’s Compact UMAC systems provide a compact and clean integration of motion and I/O control
for sophisticated automation equipment. The Compact UMAC CPU was previously called the UMACCPCI in previous revisions of this manual. The system consists of a modular set of 3U-size (100mm x
160mm) boards in the Compact PCI format, implementing Turbo PMAC software and hardware
functions, communicating with each other over a common backplane (the “Compact UBUS”). All field
wiring is available on rear connectors, suitable for a user-designed distribution system to the machine.
Compact UMAC (Universal Motion and Automation Controller) -CPCI systems provide integrated
connectivity as well as ease of assembly, diagnostics, and repair. Compact UMAC systems differ from
standard UMAC systems in that all field wiring comes to the back of the rack, behind the backplane,
instead of direct top and bottom access.
The Compact UMAC Turbo CPU board (Part number 3A0-603625-10x) implements a Turbo PMAC2
CPU in the 3U CPCI form factor. Its software operation is completely identical to other Turbo PMAC2
controllers.
The 603625 Compact UMAC Turbo CPU has two hardware versions that will be covered in this manual.
The difference between the two is the Flex CPU design upgrade on all new revisions released after the
spring of 2005. The Flex CPU allows the board to use an 80 MHz CPU, 160 MHz CPU, or 240 MHz
CPU. The old design allowed a maximum CPU speed of 100 MHz. The revision number is designated
by the last three numbers of the part number. For example, the part number for the current revision
release is the 603625-104 and we would call the board a revision 104 release. The legacy model CPU was
the 603625-102 and it would be designated as a revision 102.
Note that a Compact PCI interface does not come with a Compact UMAC system automatically, nor is
one necessary to communicate to the system, given the other possible communications ports: RS-232,
RS-422, USB, and Ethernet.
This picture shows the Compact UMAC Turbo CPU
board. The connectors on the right side plug into the
Compact UBUS backplane board, with the bottom
right connector being the bus connector, and the top
right connector containing the external field wiring
signals, which typically pass through the backplane
board. The connector at lower left is an RS-232 port
intended for setup and diagnostics; the stack
connectors top and bottom provide the link to a CPCI
bridge board.
Introduction 1
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
This picture shows a sample configuration of a
Compact UMAC system, not installed in its rack. It
consists of the following components:
1. Rack power supply (not a Delta Tau product)
2. Compact UMAC CPU board
3. Acc-11C Sinking I/O board
4. Acc-24C2A analog axis interface board
5. Acc-C8 8-slot Compact UBUS backplane.
Note the pass-through connector on the back
for field-wiring distribution. In this picture,
alternate slots in the backplane have been left
open to make each board more visible. This
does not have to be done in actual use.
2 Introduction
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
Associated Manuals
This document is the Hardware Reference Manual for the Compact UMAC Turbo CPU board for an
Compact UMAC system. It describes the hardware features and provides setup instructions.
Other manuals are needed as well to use the Compact UMAC system. Each accessory to the Compact
UMAC Turbo CPU board has its own manual, describing its operation and any required software setup of
the Turbo CPU.
The Software Reference Manual for the Turbo PMAC family and the User Guide for the PMAC or Turbo
PMAC families are also needed.
Introduction 1
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
BOARD CONFIGURATION
The base version of the Compact UMAC Turbo CPU board provides a 1-slot 3U-format Eurocard board
with:
80 MHz DSP56303 CPU (120 MHz PMAC equivalent) •
•
128k x 24 SRAM compiled/assembled program memory (Opt. 5C0)
•
128k x 24 SRAM user data memory (Opt. 5C0)
•
1M x 8 flash memory for user backup & firmware (Opt. 5C0)
•
Latest released firmware version
•
RS-232/422 serial interface, available both on front-panel DB-9 connector and on backside fieldwiring connector
•
Backplane Compact UBUS expansion connector for communication to servo and I/O accessory
boards
•
Backside field-wiring connector
Option 1: Communications Interfaces
The Compact UMAC Turbo CPU board comes standard only with an RS-232/422 serial interface. The
Option 1 family provides faster interfaces for high-speed communications – Universal Serial Bus (USB),
Ethernet, or the link to the CPCI bus through a bridge daughter board.
Current Revision Communication Options (rev 103 and above)
Option 1B: Solder-side stack connectors to CPCI-bridge daughter board. This option should be ordered
only when the bridge board is to be installed on the left side of the CPU board, so the CPU board is in the
leftmost slot of the Compact UBUS backplane, and the bridge board is in the rightmost slot of the
Compact PCI bus backplane.
Legacy Revision Communication Options (rev 102 and below)
•
Option 1: On-board 10-Base-T TCP/IP Ethernet interface. The key added components are U67 and U32.
•
Option 1A: On-board 12 Mbit/sec USB interface. The key added component is U67.
•
Option 1B: Solder-side stack connectors to CPCI-bridge daughter board. This option should be
ordered only when the bridge board is to be installed on the left side of the CPU board, so the CPU
board is in the leftmost slot of the Compact UBUS backplane, and the bridge board is in the rightmost
slot of the Compact PCI bus backplane.
Option 2: Dual-Ported RAM
With either the Option 1 Ethernet interface, or the Option 1A USB interface, communications throughput
can be increased through the use of dual-ported RAM, which provides a bank of memory that can be
directly accessed by both the Compact UMAC Turbo CPU and the communications microcontroller.
Option 2: 32k x 16 bank of on-board dual-ported RAM (requires Option 1 or 1A) in component U56. •
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.
2 Board Configuration
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
The CPU is a DSP563xx IC as component U1. It is currently available only as an 80 MHz, 160 MHz or
240 MHz device.
The compiled/assembled-program (P) 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 (X/Y) 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
Current Revision Memory Options (Rev 103 and above)
The various versions of Option 5 provide different CPU speeds and main memory sizes. Only one Option
5xx may be selected for the board.
Option 5C0 is the standard CPU and memory configuration. It is provided automatically if no Option
•
5xx is specified. It provides an 80 MHz DSP56303 CPU w/8Kx24 internal memory, 128Kx24
SRAM compiled/ assembled program memory, 128Kx24 SRAM user data memory, 1Mx8 flash
memory.
•
Option 5C3 provides an 80 MHz DSP56303 CPU w/8Kx24 internal memory, expanded 512Kx24
SRAM compiled/assembled program memory, expanded 512Kx24 SRAM user data memory, 4Mx8
flash memory.
•
Option 5E0 provides a 160 MHz DSP56311 CPU w/128Kx24 internal memory, 128Kx24 SRAM
compiled/ assembled program memory, 128Kx24 SRAM user data memory, and 1Mx8 flash
memory. Requires V1.939 or newer firmware.
•
Option 5E3 provides a 160 MHz DSP56311 CPU w/128Kx24 internal memory, expanded 512Kx24
SRAM compiled/assembled program memory, expanded 512Kx24 SRAM user data memory, and
4Mx8 flash memory. Requires V1.939 or newer firmware.
•
Option 5F0 provides a 240 MHz DSP56321 CPU w/192Kx24 internal memory, 128Kx24 SRAM
compiled/ assembled program memory, 128Kx24 SRAM user data memory, and 1Mx8 flash
memory. Requires V1.940 or newer firmware.
•
Option 5F3 provides a 240MHz DSP56321 CPU w/192Kx24 internal memory, expanded 512Kx24
SRAM compiled/assembled program memory, expanded 512Kx24 SRAM user data memory, and
4Mx8 flash memory. Requires V1.940 or newer firmware.
Board Configuration 3
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
Legacy Revision Memory Options (Rev 102 and below)
Option 5C0 is the standard CPU and memory configuration. It is provided automatically if no Option
•
5xx is specified. It provides an 80 MHz DSP56303 CPU (120 MHz PMAC equivalent) with 8k x 24
of internal memory, an external 128k x 24 of compiled/assembled program memory, an external 128k
x 24 of user data memory; and a 1M x 8 flash memory. Setup variable I52 should be set and saved at
7 for 80 MHz operation.
•
Option 5C3 provides an 80 MHz DSP56303 CPU (120 MHz PMAC equivalent) with 8k x 24 of
internal memory, an expanded external 512k x 24 of compiled/assembled program memory, an
expanded external 512k x 24 of user data memory, and a 4M x 8 flash memory. Setup variable I52
should be set and saved at 7 for 80 MHz operation.
•
Option 5D0 provides a 100 MHz DSP56309 CPU (150 MHz PMAC equivalent) with 34k x 24 of
internal memory, an external 128k x24 of compiled/assembled program memory, an external 128k x
24 of user data memory; and a 1M x 8 flash memory. Setup variable I52 should be set and saved at 9
for 100 MHz operation.
•
Option 5D3 provides a 100 MHz DSP56309 CPU (150 MHz PMAC equivalent) with 34k x 24 of
internal memory, an expanded external 512k x 24 of compiled/assembled program memory, an
expanded external 512k x 24 of user data memory, and a 4M x 8 flash memory. Setup variable I52
should be set and saved at 9 for 100 MHz operation.
Option 8: High-Accuracy Clock Crystal
The Compact UMAC Turbo CPU board 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 Compact UMAC Turbo CPU board comes standard with a single RS-232/422 serial port; a second
serial port can be added.
Option 9T adds an auxiliary RS-232 port on the CPU board. The key components added are ICs U28
•
and U43.
Option 10: Firmware Revision Specification
Normally the Compact UMAC Turbo CPU board is provided with the newest released firmware revision.
Some users may wish to freeze the designs on an older revision. A label on the U10 flash memory IC
shows the firmware revision loaded at the factory. The VERSION command can be used to report what
firmware revision is currently installed.
Option 10 provides for a user-specified firmware version. •
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.
Option 16A provides a 32k x 24 bank of battery-backed parameter RAM in components U17, U18,
•
and U19 and a can-stack lithium battery in component BT1. While the average expected battery life
is over five years, a yearly replacement schedule is recommended. Replacement batteries can be
ordered from Delta Tau as Acc-1LS (Part # 100-0QTC85-000).
4 Board Configuration
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
HARDWARE SETUP
Clock-Source Jumpers
In order to operate properly, the Turbo CPU board must receive servo and phase clock signals from a
source external to the board. These clock signals can be brought into the board from one of three possible
ports: the stack connector, the UBUS backplane connector, or the front-side main serial-port connector.
Jumpers E1A and E1B must be configured properly for the clock source used.
(Note: If the Compact UMAC Turbo CPU board cannot find the clock signal from the source specified by
these jumpers, it will generate its own 2.26kHz servo clock and its own 9.04kHz phase clock so it will
stay in operation.)
To receive the clock signals over the Compact-UBUS backplane, usually from an Acc-24C2x axisinterface board, E1A must connect pins 1 and 2, and E1B must connect pins 2 and 3. This configuration
is typical for an Compact UMAC system. The clock signals are output on the main serial port.
To receive the clock signals through the stack connectors, usually from the MACRO IC on the CPCI
“bridge” board, E1A must connect pins 1 and 2, and the E1B jumper must be removed. The clock signals
are output on the main serial port.
To receive the clock signals through the main serial port, usually from another UMAC system or a
reference signal generator, E1A must connect pins 2 and 3, and E1B must connect pins 1 and 2. This
configuration is rarely used, but permits complete synchronization to the system that is generating the
clock signals.
Watchdog Timer Jumper
Jumper E19 should be OFF for normal operation, leaving the watchdog timer circuit active and prepared
to shut down the card in case of a severe problem. Putting jumper E19 ON disables the watchdog timer
circuit. This should only be used for test purposes, in trying to track down the source of watchdog timer
trips. Normal operation of a system with this jumper ON should never be attempted, as an important
safety feature is disabled.
Operation Mode Jumpers
Jumpers E20, E21, and E22 control the operational mode of the Compact UMAC Turbo CPU. For
normal operation, E20 must be OFF, E21 must be ON, and E22 must be ON. Other settings of these
jumpers are for factory use only.
Firmware Reload Jumper
Jumper E23 should be OFF for normal operation. If you want to load new firmware into the flashmemory IC on the CPU, E23 should be ON when the card is powered up. This puts the card in bootstrap
mode, ready to accept new firmware. If attempting to establish communications to the card with the
Executive program, over the main serial port or the optional USB or Ethernet ports, the Executive
program will recognize that the card is in bootstrap mode automatically, and prompt for the firmware file
to download.
Re-Initialization Jumper
Jumper E3 should be OFF for normal operation, where the last saved I-variable values are loaded from
flash memory into active memory at power-up/reset. If E3 is ON during power-up/reset, the factory
default I-variable values are instead loaded into active memory at power-up/reset. The last saved values
are not lost when this happens. Typically, this jumper is only used when the system’s set up has a
problem severe enough that communications does not work – otherwise, a $$$*** command can be
used for re-initialization.
Hardware Setup 5
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
Serial-Port Level Select Jumpers
The standard serial port can be used for either RS-232 or RS-422 serial communications. To use RS-232,
jumpers E17 and E18 should connect pins 1 and 2; to use RS-422, jumpers E17 and E18 should connect
pins 2 and 3. The front-panel DB-9 serial connector provides only the RS-232 signals, so in order to use
this connector, E17 and E18 must both connect pins 1 and 2.
DPRAM IC Select Jumper
The Compact UMAC Turbo CPU board can provide dual-ported RAM (DPRAM) communications either
using the on-board Option 2B DPRAM IC through the USB or Ethernet port, or using the DPRAM IC on
the CPCI bridge daughter board through that board’s CPCI port. Jumper E24 must connect pins 1 and 2
to use the on-board Option 2B DPRAM; it must connect pins 2 and 3 to use the CPCI bridge board
DPRAM.
Flash IC Firmware Bank Select Jumpers
Some makes of the U10 flash memory IC on the Compact UMAC Turbo CPU board can store multiple
versions of the operating firmware inside. Jumpers E25A, E25B, and E25C select which bank is loaded
into active memory on a normal power-up/reset, and which bank will be written to if the board is powered
up or reset with the E23 jumper on.
The eight possible settings of these three jumpers provide eight banks for the firmware. A standard
production version of the Compact UMAC Turbo CPU board is shipped with firmware loaded only in the
bank selected by having all three of these jumpers OFF.
Flash IC Power Supply Select Jumper
Jumper W1 is set at the factory for the voltage level of the flash IC installed in U10. It connects pins 1
and 2 for a 3.3V flash IC; it connects pins 2 and 3 for a 5V flash IC. Even if this is a removable, not
soldered, jumper, it should not be changed by the user.
Power-Supply Check Select Jumper
The Compact UMAC Turbo CPU board has a circuit to evaluate the voltage levels received through the
J1 Compact UBUS backplane connector. This circuit can then notify other boards in the system (without
software intervention) of a bad supply, so the outputs of those boards are automatically shut down.
Jumper E11 should be OFF if only the 5V supply is checked for this purpose; it should be ON if the +12V
and –12V backplane supplies are to be checked for this purpose. Note that many users will provide a
separate isolated +/-12V supply into the analog axis boards, and each analog axis board has its own
power-supply check circuit.
Reset-Lock Jumper
Putting jumper E0 ON locks the Compact UMAC Turbo CPU board in the reset state. This setting
permits the loading of logic into the programmable ICs on the board and is for factory use only. This
jumper should be OFF for all normal operation.
6 Hardware Setup
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
CONNECTIONS
In a typical installation, the Compact UMAC Turbo CPU board is simply slid into a slot of a 3U-Eurocard
rack until it inserts into the mating connectors on the backplane board already installed in the rack. In
actual operation, all signals to the board come into the CPU board through the backplane. (The frontpanel RS-232 connector is intended for test and debugging purposes.)
Compact UBUS Connector
The J1 Compact UBUS connector at the bottom of the back edge of the board provides the means for the
Compact UMAC Turbo CPU board to communicate with axis and I/O boards through a common
backplane board, such as a Delta Tau Acc-Cx board, or a user-designed backplane board. It also provides
the 3.3V and 5V power supply lines to the CPU board.
Because of the design of the Compact UBUS, the CPU board can operate in any slot of the bus.
However, if the CPU board has the CPCI bridge board installed on it, the CPU board must be installed in
the end slot of the Compact UBUS backplane immediately adjacent to the Compact PCI bus backplane
board, so the bridge board can be installed in the adjacent CPCI end slot.
Rear Field Wiring Connector
The J2 field-wiring connector at the top of the back edge of the board provides the path for all of the
signals between the CPU board and the outside system. In a typical configuration, this connector is mated
with a pass-through connector on the Compact UBUS backplane board, and a system-specific distribution
system is installed behind the backplane.
The J2 connector contains the signals for the main serial port (either RS-232 or RS-422 levels), the
optional auxiliary RS-232 serial port, the optional USB port, and the optional Ethernet port. It also
provides the outputs of the relay for the CPU board’s watchdog timer.
Front-Panel RS-232 Connector
The J4 DB-9S connector on the front panel is a standard RS-232 connector for the main serial port into
the CPU, permitting a straight-across cable to a matching cable on a host computer. Jumpers E17 and
E18 must each connect pins 1 and 2 to permit use of this connector. These same signals are available on
the rear J2 connector; this front connector is intended for setup and diagnostic use more than use in the
actual application.
Stack Connectors to Bridge Board
Stacking socket connectors J11 and J12 on the top and bottom edges, respectively, of the component side
of the CPU board provide connection to the optional CPCI bridge board that can form a two-board stack
with the CPU board. (Mating prong connectors on the solder side of the bridge board must be ordered.)
In this configuration, the Compact UMAC Turbo CPU board can be installed in the rightmost slot of a
Compact UBUS backplane, and the bridge board can be installed in the leftmost slot of a CPCI
backplane.
If Option 2C is ordered, stacking prong connectors J11A and J12A are provided at the same locations on
the solder side of the board. These provide connection to mating socket connectors on the component
side of the bridge board. In this configuration, the Compact UMAC Turbo CPU board can be installed in
the leftmost slot of a Compact UBUS backplane, and the bridge board can be installed in the rightmost
slot of a CPCI backplane.
Connections 7
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
Factory-Use Connectors
There are several connectors on the interior of the board for factory setup and diagnostic use. These are
not for customer use.
8
Connections
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
BOARD LAYOUT
This diagram of the Compact UMAC Turbo CPU board shows the locations of the jumpers and
connectors. Detailed information about each of the jumpers and connectors follows.
Current Revision Layout Diagram (rev 103 and above)
E0
E19
J3
E18D
E18C
RP1
RP3
RP2
E18B
E18A
E17
J7
J4
E18
E1A
E11
E1B
J10
E25A
E25B
E25C
J5
W1
E3E4E2
E5
E23
E21
E22
E20
J11
J6
F2
F1
J12
Current UMAC CPCI Turbo CPU Board Layout (rev 103 and above)
J2
J1
Board Layout 9
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
Legacy Revision Layout Diagram (rev 102 and below)
10 Board Layout
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
JUMPER DESCRIPTIONS
Note:
Pin 1 of an E-point is masked by an X and a bold square in white ink on the composite
side, and by a square solder pad on the solder side.
E0: Reset-Lock Enable (Factory Use Only)
E Point and
Location Description Default
Physical Layout
Jump pins 1 and 2 to lock the Compact UMAC Turbo CPU board
in the reset state to permit installation of on-board logic. This
setting for factory use only.
Remove jumper to permit normal operation of board.
E1A: Servo and Phase Clock Direction Control
E Point and
Physical Layout
Location Description Default
Jump pins 1 and 2 or remove jumper for the Compact UMAC
system to use its internally generated servo and phase clock
signals and to output these signals on the field wiring connector
on the CPU board. E1B should connect pins 2 and 3 or be
removed.
Jump pins 2 and 3 for the Compact UMAC system to expect to
receive its servo and phase clock signals on J2 field-wiring
connector on the Turbo CPU board. E1B should also connect
pins 1 and 2.
E1B: Servo/Phase Clock Source Control
E Point and
Physical Layout
Location Description Default
Jump pin 1 to 2 to get phase and servo clocks from J7 RS422
connector (from an external source such as another UMAC).
Jump pin 2 to 3 to get phase and servo clocks from J1 backplane
connector (from an Acc-24C2x, or equivalent board).
Remove jumper to get phase and servo clocks from J2 Stack
connector (from an Acc-2E or equivalent board)
No jumper installed
Pins 1-2 jumpered
Pins 2 – 3 jumpered
E2: (Reserved for Future Use)
E Point and
Physical Layout
Jumper Descriptions 11
Location Description Default
No jumper installed
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
E3: Re-Initialization on Reset Control
E Point and
Location Description Default
Physical Layout
Remove jumper for normal reset mode (default).
Jump pins 1 to 2 for re-initialization on reset.
E4: (Reserved for Future Use)
E Point and
Physical Layout
Location Description Default
No jumper installed
E5: USB/Ethernet Communication Jumper
E Point and
Physical Layout
Location Description Default
Jump 1-2 for CPCI Host Bridge card
Jump 2-3 for Ethernet or USB communications from J7 (Ethernet
connector) or J3 (USB connector).
No jumper installed
Pins 2-3 jumpered
E11: Power Supply Check Control
E Point &
Physical Layout
E11:
Location Description Default
Jump E11 pin 1 to 2 to include the +12V and –12V analog
supplies from the J1 backplane connector in the power-supply
check circuit, inhibiting outputs if these supplies fail.
Remove E11 jumper so only 5V digital supply is used in powersupply check circuit.
E17 – E18: Serial Port Select
E Point and
Physical Layout
E17:
E18:
Location Description Default
Jump E17 pin 1 to 2 to select RS-232 serial data input for main
serial port (J4 front-panel or J2 backside connector).
Jump E17 pin 2 to 3 to select RS-422 serial data input for main
serial port (J4 front-panel or J2 backside connector).
Jump E18 pin 1 to 2 to disable Phase/Servo Clock on J2
Jump E18 pin 2 to 3 to enable Phase/Servo Clock on J2
No jumper installed
Pins 1-2 jumpered
Pins 1-2 jumpered
12 Jumper Descriptions
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
E18A, B, C, D: Ethernet Communication Control
E Point and
Location Description Default
Physical Layout
E18D1
E18C1
E18B1
E18A1
Jump 1 to 2 to Ethernet Connection to J7 front connector
Jump 2-3 for Ethernet connection through back J2 connector
E19: Watchdog Disable Jumper
E Point and
Physical Layout
Location Description Default
Jump pin 1 to 2 to disable Watchdog timer (for test purposes
only.).
Remove jumper to enable Watchdog timer.
E20 – E22: Power-Up/Reset Load Source
E Point and
Physical Layout
E20:
Location Description Default
To load active memory from flash IC on power-up/reset,
Remove jumper E20;
Jump E21 pin 1 to 2;
Jump E22 pin 1 to 2.
Other combinations are for factory use only; the board will not
operate in any other configuration.
Pins 1-2 jumpered
No jumper installed
No E20 jumper
installed
E21 and E22 jump pin
1 to 2
E23: Firmware Reload Enable
E Point and
Physical Layout
Location Description Default
Jump pin 1 to 2 to reload firmware through serial or host bus port.
Remove jumper for normal operations.
E25A, B, C: Flash Memory Firmware Bank Select
E Point and
Physical Layout
Location Description Default
Remove all jumpers to select standard factory-installed bank of
operational firmware.
Install one or more jumper(s) to select alternate bank of operation
firmware to install (E23 ON) or use (E23 OFF).
No jumper installed
No jumpers installed
Jumper Descriptions 13
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
W1: Flash IC Power Supply Select Jumper
E Point and
Physical Layout
Location Description Default
B-1
(Note: This jumper is set at the factory and possibly hard soldered.
Users should not change this jumper.)
Jump pin 1 to 2 to select 3.3V supply for flash memory IC in U10.
Jump pin 2 to 3 to select 5V supply for flash memory IC in U10.
Setting dependent on
flash IC used.
14 Jumper Descriptions
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
CONNECTOR SUMMARY
J1: *
J2: *
J4: *
J5:
J6:
J10:
J11:
J11A:
J12:
J12A:
* Pinouts are shown in the next section. Connectors not flagged with an asterisk are for internal use or
factory setup.
Compact UBUS Backplane Connector
Thru-Backplane Field Wiring Connector
RS-232 Front-Panel Serial-Port Connector
JTAG/OnCE (for factory use only): 10-pin IDC connector
JISP (for factory use only): 8-pin SIP connector
JISP_B (for factory use only) 8-pin SIP connector
First component-side stack connector to CPCI bridge board
First solder-side stack connector to CPCI bridge board
First component-side stack connector to CPCI bridge board
First solder-side stack connector to CPCI bridge board
Connector Summary 15
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
16 Connector Summary
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
1. Row 25 is physically at the top of the connector in its “normal” orientation; Row 1 is at the bottom.
Looking from the front of the rack, Column Z is on the left; Column F is on the right.
2. Supply (Vxx & xxV) and ground pins are in the same locations as the Compact PCI bus.
3. Spaces marked (KEY) are for the mechanical key; these are not pins.
4. Pins marked with {} brackets are reserved for future use; the signals inside the brackets are proposed
for future expansion to a 32-bit data bus and 16-bit address bus.
Connector Pinouts 17
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
1. Row 25 is physically at the top of the connector in its normal orientation; Row 1 is at the bottom. Looking
from the front of the rack, Column Z is on the left; Column F is on the right.
2. The RxD/, CTS, TxD/, and RTS lines are standard RS-232 signals. The inputs are only used if jumpers E17
and E18 each connect their pins 1 and 2. The DSR and DTR lines are simply shorted together.
3. The RD-, RD+, SD-, SD+, CS+, CS-, RS+, and RS- lines are standard RS-422 signals. The inputs are only
used if jumpers E17 and E18 each connect their pins 2 and 3.
4. The SERVO-, SERVO+, PHASE- and PHASE+ clock lines are at RS-422 levels. These signals are outputs if
jumper E1A connects its pins 1 and 2; they are inputs if jumper E1A connects pins 2 and 3.
5. The AuxRxD/, AuxCTS, AuxTxD/, and AuxRTS lines are standard RS-232 signals. These signals are
provided only if the Option 9T auxiliary serial port is ordered. The AuxDSR and AuxDTR lines are simply
shorted together.
6. The USBDP(D+) and USBDM(D-) signals are standard USB signals. They are provided only if the Option
1A USB interface is ordered.
7. The EthTxF+, EthTxF-, EthRxF+, and EthRxF- signals are standard Ethernet signals. They are provided only
if the Option 1 Ethernet interface is ordered.
8. The WD_NO (normally open), WD_COM (common) and WD_NC (normally closed) lines are the outputs of
the watchdog-timer hard-contact relay. The normally open contact is only conducting to common if the card is
powered and operating correctly. The normally closed contact is conducting only to common if the card is not
powered or the watchdog timer has tripped.
18 Connector Pinouts
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
J4: RS-232 Serial Port Connector
(DB-9S Connector)
Pin # Symbol Function Description Notes
1 N.C. No connect
2 TXD- Output Send Data Low TRUE
3 RXD- Input Receive Data Low TRUE
4 DSR Bidirect Data Set Ready Shorted to DTR
5 GND Common Compact UMAC Reference
6 DTR Bidirect Data Terminal Ready Shorted to DSR
7 CTS Input Clear to Send High TRUE
8 RTS Output Request to Send High TRUE
9 N.C. No connect
Jumpers E17 and E18 should connect pins 1 and 2 to use this port for RS-232 communications; they should connect pins 2
and 3 to use this port for RS-422 communications.
Connector Pinouts 19
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
20 Connector Pinouts
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
ACCESSORIES
The Compact UMAC Turbo CPU board is always used with accessory boards. Delta Tau provides
several accessory boards in the Compact UMAC family that can be used with the CPU board; other
parties may produce accessory boards as well. Each accessory board has its own hardware reference
manual.
Acc-Cx Compact UBUS Backplane Boards
The Acc-Cx family of Compact UBUS backplane boards
provides the means for the CPU board to communicate with
other accessory boards. The x in the name of the backplane
board refers to the number of backplane data slots provided.
This picture shows an Acc-C8 8-slot backplane board. It has
a P47-style power connector suitable for a standard 1-slot
CPCI-format power supply.
Acc-8CR Test Breakout Board
The Acc-8CR board provides a behind-the-backplane breakout scheme for the J2 field wiring connector
on any of the 3U-format Compact UMAC board. It is designed to plug into the rear of an Acc-Cx
Compact UBUS backplane board, and it meets the Compact PCI physical specification (100mm x 80mm)
for rear distribution boards. It has 110 screw-down terminal points, one for each signal on the J2 field
wiring connector.
Acc-11C Sinking I/O Board
The Acc-11C board provides 32 isolated 12V-24V
sinking inputs and 16 isolated sinking outputs up to 24V
and 100mA per output. With its Option 1 mezzanine
board, an additional 32 inputs and 16 outputs are
provided, for a total of 96 I/O points in a single slot.
Accessories 21
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
Acc-24C2 PWM Axis Board
The Acc-24C2 PWM axis board provides the interface circuitry for four axes of purely digital control in a
single slot, with direct PWM outputs, serial ADC inputs, quadrature encoder inputs, and input/output
flags. Because of pin limitations on the J2 field wiring connector, signals that are differential on other
Acc-24x2 boards are single-ended here. To take these signals any significant distance, differential line
drivers and receivers are required on a distribution board.
Acc-24C2A Analog Axis Board
The Acc-24C2A analog axis board provides the
interface circuitry for four axes of control in a single
slot, with analog interface to the servo drives. It also
has one pulse-and-direction output per axis for stepper
drives, or stepper-replacement servo drives. One 18-bit
D/A converter comes standard for each axis; Option 1
provides a second D/A converter per axis, which can be
used as part of a sine-wave control scheme, or for nonservo use. Option 2 provides eight 12-bit A/D
converters.
Acc-51C Analog Encoder Interpolator Board
The Acc-51C provides the circuitry for the high-resolution interpolation of two or four analog sine/cosine
encoders, yielding 4096 states per line of the encoder. The board comes standard with two channels of
interface; Option 1 provides two additional channels.
22 Accessories
UMAC-CPCI Turbo CPU Board Hardware Reference Manual
O
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