Z8 GP
TM
Microcontrollers
ZGR323L ROM MCU
Family
Product Specification
PS023903-0305
ZiLOG Worldwide Headquarters • 532 Race Street • San Jose, CA 95126-3432
Telephone: 408.558.8500 • Fax: 408.558.8300 •
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©2005 by ZiLOG, Inc. All rights reserved. Information in this publication concerning the devices, applications, or
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Disclaimer
PS023903-0305
ZGR323L
Product Specification
iii
Revision History
Each instance in Table 1 reflects a change to this document from its previous revi-
sion. To see more detail, click the appropriate link in the table.
Table 1. Revision History of this Document
Revision
Level
02
Page
#
74
Date
January
2005
Description
Made minor change to Figure 50, bits D1 and D2.
Added characterization data, modified Tables 6 and and added two new 1,2,10,
tables 9 and 10 for the GR323LE and 323GRLA.
11,12,
13,14
Removed Preliminary designation
03
Minor change to Ordering Section
All
89
PS023903-0305
Revision History
ZGR323L
Product Specification
iv
Table of Contents
Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii
Development Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pin Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Standard Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
XTAL1 Crystal 1 (Time-Based Input) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
XTAL2 Crystal 2 (Time-Based Output) . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Port 0 (P07–P00) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Port 1 (P17–P10) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Port 2 (P27–P20) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Port 3 (P37–P30) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RESET (Input, Active Low) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Program Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expanded Register File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Register File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Counter/Timer Functional Blocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power-On Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
17
17
17
17
18
19
20
24
24
24
24
25
29
30
31
39
49
52
52
Expanded Register File Control Registers (0D) . . . . . . . . . . . . . . . . . . . . . . . . . 64
Expanded Register File Control Registers (0F) . . . . . . . . . . . . . . . . . . . . . . . . . 70
Standard Control Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Package Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
PS023903-0305
ZGR323L
Product Specification
v
List of Figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
Figure 11.
Figure 12.
Figure 13.
Figure 14.
Figure 15.
Figure 16.
Figure 17.
Figure 18.
Figure 19.
Figure 20.
Figure 21.
Figure 22.
Figure 23.
Figure 24.
Figure 25.
Figure 26.
Figure 27.
Figure 28.
Figure 29.
Figure 30.
Figure 31.
Figure 32.
Figure 33.
Functional Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Counter/Timers Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
20-Pin PDIP/SOIC/SSOP Pin Configuration . . . . . . . . . . . . . . . . . . . 5
28-Pin PDIP/SOIC/SSOP Pin Configuration . . . . . . . . . . . . . . . . . . . 6
40-Pin PDIP Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
48-Pin SSOP Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Test Load Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
AC Timing Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Port 0 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Port 1 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Port 2 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Port 3 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Port 3 Counter/Timer Output Configuration . . . . . . . . . . . . . . . . . . . 23
Program Memory Map (32K OTP) . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Expanded Register File Architecture . . . . . . . . . . . . . . . . . . . . . . . . 27
Register Pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Register Pointer—Detail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Glitch Filter Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Transmit Mode Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
8-Bit Counter/Timer Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
T8_OUT in Single-Pass Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
T8_OUT in Modulo-N Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Demodulation Mode Count Capture Flowchart . . . . . . . . . . . . . . . . 43
Demodulation Mode Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
16-Bit Counter/Timer Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
T16_OUT in Single-Pass Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
T16_OUT in Modulo-N Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Ping-Pong Mode Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Output Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Interrupt Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Oscillator Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Port Configuration Register (PCON) (Write Only) . . . . . . . . . . . . . . 54
STOP Mode Recovery Register . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
PS023903-0305
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