Each instance in Revision Hist ory r eflects a cha nge to this document fr om
its previous revision. For more details, refer to the corr esp onding pages
and appropriate links in the table below.
Zilog’s Z8 Encore! XP® F1680 Series microc ontrollers (MCU) are based
on the 8-bit e Z8 CPU core and optim ized for l ow-power a ppli cations. The
Z8 Encore! XP F1680 Series support 1.8 V to 3.6 V operation with
extremely low Active, Halt, and Stop mode currents and an assortment of
speed and low power options. Z8F1680AN020 is the silicon used in the
board. For more information, r efe r to Z8 Encore! XPProduct Specification (PS0250). The features to balance power and performance needs of applications include:
Z8 Encore! XP® Dual F1680 Series Developmen t Kit
User Manual
®
F1680 Series
1
•
Wide oper ating voltage range: 1.8 V–3.6 V.
•
Active, Halt, a nd Stop ope rational modes with the ability to enable or
disable peripherals for power savings.
•
Oscillator contr ol that determines clock source, operating speed, and
fail safe operation in addition to fast wakeup.
•
A user-contr olled Program RAM area to store interrupt service
routines (ISR) of high-fr equency interrupts. The Progra m RAM
mechanism ensures low average current and quick response for highfrequency interrupts.
MCU Features
Features of the Z8 Encore! XP F1680 MCU include:
•
Two Z8F1680AN020SG 44-pin Devices with 20 MHz eZ8 CPU core
•
16 KB Flash memory with in-circuit progr amming capability
•
2 KB register data RAM
•
1 KB Program RAM for program code shadowing and data storage
•
256 B non-volatile data stor age (NVDS)
UM021204-0508Introduction
Page 5
Z8 Encore! XP® Dual F1680 Series Developmen t Kit
User Manual
•
Fast 8-channel, 10-bit analog-to-digit al converter (ADC)
•
On-chip temperature sensor
•
Two on-chip analog comparators
•
On-chip low-power operational amplifier (LPO)
•
Two full-duplex, 9-bit, UART ports with support of Local Interconnect Network (LIN) protocol
•
Enhanced serial peripheral interface (SPI) controller
•
I2C Master/Slave
2
•
Three enhanced 16-bit timers with Capture, Compare, and PWM
capability
•
Multichannel timer that supports four capture/compare modules on
one timer
•
Watchdog Timer (WDT) with dedicated internal RC oscillator
•
39 Input/Output (I/O) pins
•
Up to 20 vectored interrupts
•
On-Chip Debugger (OCD)
•
Power-On Reset (POR)
•
Built-in Low-Voltage Detecti on (LVD) and Voltage Brownout (VBO)
protection
•
Internal Precision Oscillator (IPO) with output frequency range of
43 kHz to 11 MHz
0 ºC to +70 ºC (standard) operating temperature ranges
UM021204-0508Introduction
Page 6
Z8 Encore! XP® Dual F1680 Series Developmen t Kit
For more information on the Z8 Encore! XP F1680 Series, refer to Z8
Encor e! XP® F1680 Series Product Specification (PS0250), available fo r
download at www.zilog.com.
Hardware-S uppor ted So ftware Features
Zilog’s eZ8 MCU, latest 8-bit MCU meets the continuing demand for
faster and more code-efficient microcontrollers. It executes a superse t of
the original Z8® instruction set. The eZ8 MCU features include:
•
Direct register -to-regist er architectur e allows each register to funct ion
as an accum ul ato r, improving execution time and decreasing the
required Program Memory.
User Manual
3
•
Software stac k allows greater depth in sub-r outin e calls and int errupts
more than hardware stacks.
•
Compatible with existi ng Z8 code.
•
Expanded internal Regis ter File allows access up to 4 KB.
•
New instructions improv e execution efficiency for code developed
using higher-level programming languages including C.
•
Pipelined instruction fetch and execution.
•
New instructions for impro ved performance including BIT, BSWAP,
BTJ, CPC, LDC, LDCI, L EA, MULT, and SRL.
•
New instructions support 12- bit linear addressing of the register file.
•
Up to 10 MIPS operation.
•
C-Compiler friendl y.
•
2 to 9 clock cycles per instruction.
TM
For more details on eZ8 MCU, refer to eZ8
(UM0128), available for download at www.zilog.com.
CPU User Manual
UM021204-0508Introduction
Page 7
Z8 Encore! XP® Dual F1680 Series Developmen t Kit
User Manual
Z8 Encore ! XP® Dual F1680 Series
Develo p ment Boar d
The Z8 Encore! XP Dual F1680 Series de velopment board (see Figure 1)
provides a tool to evaluate features of the Z8 Encore! XP F1680 Series
MCU and to start developing an appl ication before building the hardwa re.
4
Figure 1. Z8 Encor e! XP F1680 Seri es Develop m ent Boar d
UM021204-0508Z8 Encore! XP
®
Dual F1680 Series
Page 8
Theory of Operation
Figure 2 displays the Z8 Encore! XP F1680 development board.
The terms used in this section are explained below:
TermsDefinitions
Z8F1680_S (MCU_S)I
Z8F1680_M (MCU_M)I
2
C Sl ave device
2
C Master device
The features of Z8F1680 MDS-compliant modu le include:
USB
Smart Cable
•
Two Z8F1680 devices: the Z8F1680_M I2C Master device and the
Z8F1680_S I2C Slave device.
UM021204-0508Z8 Encore! XP
®
Dual F1680 Series
Page 9
Z8 Encore! XP® Dual F1680 Series Developmen t Kit
User Manual
•
RS-232 interface.
•
Two MDS connectors.
•
I2C-driven DAC that provides analog input for the Z8F1680_S
device.
•
The Slave device has a 20 MHz crystal; the Master device uses
internal IPO.
•
On-chip debugger interface.
The module has two main modes of operation:
•
Downloading and debugging code int o the Slave dev ice through the
Master device, using the connection of the OCD of the Slave device
to the UART1 of the Master device. In this case, PA7 of the Master
device is acting as a Reset sou rce for the Slave device a nd needs to be
configured as an output with Open Drain.
6
•
Downloading and debugging code in eithe r the Master or Slave
device using the standard OCD interface on either chip.
The operation mode is selected by switch S2.
All the GPIOs of both devices, except for thos e used on the module are
connected to JP1 and JP2. All the GPIOs of the Slave device, except
analog inputs are connected to the odd pins of JP1. The GPIOs of the
Master device are connected to the even pins of JP1 and to JP2. All the
analog inputs of the Slave device are connected to JP2. Input PB3/ANA3
of the Slave device can be co nnected thr ough J1 to ei ther the output of U2
(12-bit DAC) or to JP2 pin 6.
The 12-bit DAC7571 manufactured by TI (U2) is controlled either by
Master o r Slav e dev ic e.
UM021204-0508Z8 Encore! XP
®
Dual F1680 Series
Page 10
Block Diagram
Figure 3 displays the block diagram of the Z8F1680 MDS module.
Z8 Encore! XP® Dual F1680 Series Developmen t Kit
User Manual
7
Figure 3. Block Diagram of the Z8F1680 MDS Module
UM021204-0508Z8 Encore! XP
®
Dual F1680 Series
Page 11
Z8 Encore! XP® Dual F1680 Series Developmen t Kit
Hardware Interface Specification
The hardware specifications include:
•
Headers
•
Drivers (I2C, UART, and so on)
•
Debug interface
•
Expansion Module interfa ce
Power and Communication Interfaces
User Manual
8
Table 1 lists jumper information concerning the shunt status, functions,
devices, and defaults affected of jumpers JP1, JP2, JP3, JP4, JP5, and JP 6.
Table 1. Shunt Settings for the Z8 Encore! XP F1680 Development Board
Factory
NumberShuntsFunctionPins Connected (IN/OUT)
1J1AN3_IN1–2 AN3_IN connected to
AN3 on the JP3
2–3 AN3_IN connected to
Vout of DAC
2J2RS-232IN—RS-232 disabledDefault
OUT—RS-232 enabledOUT
4J4AVCC for MCU_SIN—AVCC is connected to
VCC_3.3 V
OUT—AVCC not connected
5J5GND Test Point N/A
6J6VCC_3.3 V Test Point N/A
Settings
2–3
Default
IN
UM021204-0508Z8 Encore! XP
®
Dual F1680 Series
Page 12
Z8 Encore! XP® Dual F1680 Series Developmen t Kit
External Interface Headers JP1 and JP2
External interface headers JP1 and JP2 are displayed in the schematic in
Figure 5 on page 11.
Kit Contents
For kit contents, refer to Z8 Encore! XP® Dual F1680 Series Develop-
ment Kit Quick Start Guide (QS0038).
Installation
Follow the directi ons in the Z8 Encore ! XP® Dual F1680 Series Devel op-
ment Kit Quick Start Guide (QS0038) for software installation and setup
of the Z8 Encore! XP Dual F1680 Series Development Kit.
User Manual
9
UM021204-0508Z8 Encore! XP
®
Dual F1680 Series
Page 13
UM021204-0508 Schematics
Z8 Encore! XP
®
Dual F1680 Series Development Kit
User Manual
10
Schematics
This section includes schematics for the Z8 Encore! XP Dual F1680 Series Development Board. The following components appear in the
schematic but are not installed on the board:
•
C20
•
J3
•
R13 through R15
•
U11
Figure 4. Z8 Encore! XP Dual F1680 Series MCU Development Board
5
5
4
4
3
3
2
2
1
1
DD
CC
BB
AA
-DIS_232
-DIS_IrDA
-DIS_232
RXD1
-RESET
TXD1
RXD0
nCTS0
TXD0
nCTS1
PBM_[5:0]
TXD1
PES_[6:5]
PCM_[7:0]
-DIS_IrDA
nCTS1
PDM_[3:1]
PA3
nCTS0
PCS_[4:3]
ANA[7:0]
PDS_7
PCS_7
PCS_5
PAM_0
PAS_[7:2]
PA4
RXD0
PBS_5
PAM_1
PEM_0
PA5
TXD0
PCS_6
PDS_[2:1]
PDM_7
PDM_6
RXD1
PEM_[6:3]
-RESET
PES_4
PES_[3:0]
PAM_6
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TOP
POWER&COMMUNICATIONS
POWER&COMMUNICATIONS
PA4_RXD0
PCS_6
PCS_5
-DIS_IRDA
-DIS_232
PCS_7
PA3_CTS0
PA5_TXD0
-RESET
TXD1
RXD1
A1
FABA1FAB
MCU
MCU
PD5_TXD1
PA4_RXD0
PD4_RXD1
PD6_DE1
PA3_CTS0
PA5_TXD0
PAM_6
PDS_[2:1]
PEM_0
PCM_[7:0]
PA2_DE0
PAM_0
PAM_1
ANA[7:0]
PDM_6
PDM_[3:1]
PAS_[7:2]
-RESET
PCS_5
PCS_6
PCS_7
PCS_[4:3]
PDS_7
PEM_[6:3]
PBM_[5:0]
PBS_5
PES_[6:5]
PDM_7
PD3_nCTS1
PES_4
PES_[3:0]
MDS INTERFACE
MDS_INTERFACE
-DIS_IrDA
-DIS_232
ANA[7:0]
RXD1
-RESET
PAS_[7:2]
PCS_[4:3]
PDS_[2:1]
PES_[6:5]
PAM_0
PAM_1
PAM_6
PDM_6
PEM_0
PBM_[5:0]
PCM_[7:0]
PDM_[3:1]
PEM_[6:3]
TXD1
RXD0
nCTS0
TXD0
PDS_7
PBS_5
PDM_7
nCTS1
PES_4
PES_[3:0]
Page 14
UM021204-0508 Schematics
Z8 Encore! XP
®
Dual F1680 Series Development Kit
User Manual
11
Figure 5. Z8 Encore! XP Dual F1680 Series MCU Development Board (Continued)
Figure 6. Z8 Encore! XP Dual F1680 Series MCU Development Board (Continued)
5
5
4
4
3
3
2
2
1
1
DD
CC
BB
AA
ANA7
PCM_1
ANA3
PC3_SCK
PC4_MOSI
GND
ANA5
SDA
GND
VCC_3.3V
ANA4
GND
PC2_nSS
GND
ANA0
SCL
nCTS1
RXD0
PCM_0
ANA1
PC5_MISO
nCTS0
ANA2
RXD1
-RESET
VCC_3.3V
GND
ANA6
TXD0
GND
ANA1
ANA0
ANA2
ANA2
ANA3
ANA7
ANA6
ANA5
ANA4
ANA1
ANA0
PC6_T2IN
PC7_T2OUT
ANA4
ANA7
PCM_0
PCM_1
PCM_2
PC2_nSS
PCM_3
PC3_SCK
PCM_4
PC4_MOSI
PCM_5
PC5_MISO
PCM_6
PC6_T2IN
PCM_7
PC7_T2OUT
PES_0
SCL
PES_1
SDA
PES_2
PES_3
GND
GND
GND
PBM_5
GND
PES_5
GND
PEM_6
PDM_1
PDM_2
PDM_3
PAS_3
PAS_5
PAS_6
PAS_7
PBM_3
PBM_4
PEM_3
PEM_4
PEM_5
PAS_4
PDS_1
PES_6
PCS_4
PCS_3
PDS_2
PBM_2
PBM_1
PBM_0
PAS_2
-DIS_232
-DIS_IrDA
ANA[7:0]
RXD1
nCTS1
-RESET
PAS_[7:2]
PES_[3:0]
PAM_0PAM_1
PAM_6
PDM_6
PEM_0
PBM_[5:0]
PCM_[7:0]
PDM_[3:1]
PEM_[6:3]
TXD1
TXD0
nCTS0
RXD0
PDS_[2:1]
PDS_7
PBS_5
PCS_[4:3]
PDM_7
PES_[6:5]
PES_4
VCC_3.3V
VCC_3.3V
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NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
If Module is plugged onto the Dev Platform the local
RS232 interface is disabled by pin 50 of JP2
MDS INTERFACE
NC
NC
C8
0.1uFC80.1uF
12
C4
0.1uFC40.1uF
12
C7
0.1uFC70.1uF
12
JP2
HDR/PIN 30x2
JP2
HDR/PIN 30x2
112
2
334
4
556
6
778
8
9910
10
111112
12
131314
14
151516
16
171718
18
191920
20
212122
22
232324
24
252526
26
272728
28
292930
30
313132
32
333334
34
353536
36
373738
38
393940
40
414142
42
434344
44
454546
46
474748
48
494950
50
515152
52
535354
54
555556
56
575758
58
595960
60
C10
0.1uF
C10
0.1uF
12
C3
0.1uFC30.1uF
12
C6
0.1uFC60.1uF
12
C9
0.1uFC90.1uF
12
C5
0.1uFC50.1uF
12
JP1
HDR/PIN 30x2
JP1
HDR/PIN 30x2
112
2
334
4
556
6
778
8
9910
10
111112
12
131314
14
151516
16
171718
18
191920
20
212122
22
232324
24
252526
26
272728
28
292930
30
313132
32
333334
34
353536
36
373738
38
393940
40
414142
42
434344
44
454546
46
474748
48
494950
50
515152
52
535354
54
555556
56
575758
58
595960
60
Page 16
UM021204-0508 Schematics
Z8 Encore! XP
®
Dual F1680 Series Development Kit
User Manual
13
Figure 7. Z8 Encore! XP Dual F1680 Series MCU Development Board (Continued)
5
5
4
4
3
3
2
2
1
1
DD
CC
BB
AA
5V
VCC_5V
GND
PA3_CTS0
PA4_RXD0
GND
PA5_TXD0
GND
RXD
CTS
TXD
VCC_3.3V
VCC_3.3V
IRDA_SD
-DIS_232
PA5_TXD0
PA3_CTS0
PA4_RXD0
-DIS_IRDA
PCS_7
-RESET
RXD1
TXD1
PCS_6
PCS_5
VCC_3.3V
VCC_3.3V
VCC_5V
VCC_3.3V
VCC_3.3V
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DIS RS232
USER
DIS IRDA
-RESET
CONSOLE
3.3 OK
VCC 3.3V
POWER & LOCAL INTERFACES
GND
D5
GREEND5GREEN
21
R14
2R2
R14
2R2
12
C13
0.1uF
C13
0.1uF
12
C19
0.1uF
C19
0.1uF
12
U10B
SN74LVC2G04
U10B
SN74LVC2G04
I
3
4
O
2
GND
5
VCC
P1
CON DCP1CON DC
2
3
1
S1
SW PB NOS1SW PB NO
AB
B1A1
D2
GREEND2GREEN
21
P2
DB9 FemaleP2DB9 Female
5
9
4
8
3
7
2
6
1
C16
0.1uF
C16
0.1uF
12
D4
YELLD4YELL
21
R15
10K
R15
10K
12
C12
0.1uF
C12
0.1uF
12
R12
10K
R12
10K
12
C20
0.33uF
C20
0.33uF
J9
SHUNTJ9SHUNT
R13
68R
R13
68R
12
J10
SHUNT
J10
SHUNT
J3
HDR/PIN 2x1J3HDR/PIN 2x1
1
1
2
2
C17
0.1uF
C17
0.1uF
12
C15
0.1uF
C15
0.1uF
12
J5
HDR/PIN 3x1J5HDR/PIN 3x1
11223
3
+
C14
10uF
+
C14
10uF
12
R11
100 OHm
R11
100 OHm
12
J6
HDR/PIN 3x1J6HDR/PIN 3x1
11223
3
+
C18
10uF
+
C18
10uF
12
C11
0.1uF
C11
0.1uF
12
R16
10K
R16
10K
12
D3
REDD3RED
21
U10A
SN74LVC2G04
U10A
SN74LVC2G04
I
1
6
O
2
GND
5
VCC
U9
SPX2815AU-3.3
U9
SPX2815AU-3.3
VI
3
GND
1
VO
2
VO_2
4
U11
ZHX1810
U11
ZHX1810
TXD
2
SD
4
RXD
3
LEDA
1
VCC
5
GND
6
T
7
J2
HDR/PIN 2x1J2HDR/PIN 2x1
1
1
2
2
U8
SP3222EBCA
U8
SP3222EBCA
EN
1
C1+
2
C1-
4
C2+
5
C2-
6
T1IN
13
T2IN
12
R1OUT
15
R2OUT
10
V+
3
V-
7
T1OUT
17
T2OUT
8
R1IN
16
R2IN
9
SHDN
20
VCC
19
GND
18
NC2
11
NC1
14
Page 17
Z8 Encore! XP® Dual F1680 Series Developmen t Kit
Customer Support
For answers to technical questions about the product, documentation, or
any other issues with Zilog’s offerings, please visit Zilog’s Knowledge
Base at http://www.zilog.com/kb
For any comments, detail technical questions, or reporting problems,
please visit Zilog’s Technical Support at http://support.zilog.com
User Manual
14
.
.
UM021204-0508Customer Support
Page 18
Z8 Encore! XP® Dual F1680 Series Developmen t Kit
User Manual
15
Warning:
DO NOT USE IN LIFE SUPPORT
LIFE SUPPORT POLICY
ZILOG'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL
COMPO NENTS IN LIFE SUPPO RT DEVICES OR SY STEMS WITHOUT THE
EXPRESS PRIOR WRI TTEN APPROVAL OF THE PRESIDENT AND GENERAL
COUNSEL OF ZILOG CORPORATION.
As used herein
Life su ppo rt dev ices or syst ems a re de vices whic h (a) a re int ende d for surgica l im plant
into the body, or (b) support o r susta in life and w hose failur e to p erform when pr ope rly
used in accordance with instructions for use provided in the labeling can be reasonably
expected to result in a significant injury to the user. A critical component is any
component in a life support device or system whose failure to perform can be reasonably
expected to cause the failure of the life support device or system or to affect its safety or
effectiveness.