4-BIT SINGLE CHIP MICROCOMPUTERS
GMS36/37XXX(T) SERIES
USER`S MANUAL
GMS36/37004(T)
GMS36/37112(T)
GMS36/37140(T)
JUNE.2001
Rev. 1.1
Revision 1.1
Published by MCU Application Team in HYNIX Semiconductor Inc.
All Right Reserved.
Editor's E-Mail :
rhja@hynix.com
Additional information of this manual may be served by HYNIX Semiconductor Inc.Offices in
Korea or Distributors and Representative listed at address directory.
HYNIX Semiconductor Inc.reserves the right to make changes to any Information here at any
time without notice.
The information, diagrams, and other data in this manual are correct and reliable; however, HYNIX
Semiconductor Inc.is in no way responsible for any violations of patents or other rights of the third
party generated by the use of this manual.
Table of Contents
Chapter 1
GMS36XXX
Description
........................................................1-1
Features
.......................................................1-1
Block diagram
.......................................................1-2
Pin assignment
.......................................................1-3
Pin description
.......................................................1-4
Pin circuit
.......................................................1-5
Port operation
.......................................................1-7
Optional features
.......................................................1-7
Electrical characteristics
.......................................................1-8
Chapter 2
GMS37XXX
Description
........................................................2-1
Features
.......................................................2-1
Block diagram
.......................................................2-2
Pin assignment
.......................................................2-3
Pin description
.......................................................2-4
Pin circuit
.......................................................2-5
Port operation
.......................................................2-7
Optional features
.......................................................2-7
Electrical characteristics
.......................................................2-8
Chapter 3
PACKAGE DIMENSIONS
Chapter 4
FUNCTIONAL DESCRIPTION
Program memory (ROM)
.......................................................4-1
ROM address register
.......................................................4-2
Data memory (RAM)
.......................................................4-3
X-register (X)
.......................................................4-3
Y-register (Y)
.......................................................4-4
Accumulator (Acc)
.......................................................4-4
Arithmetic and Logic Unit (ALU)
.......................................................4-4
State Counter (SC)
.......................................................4-5
Clock generator
.......................................................4-6
Pulse generator
.......................................................4-7
Reset operation
.......................................................4-8
Watch Dog Timer (WDT)
......................................................4-10
Stop operation
......................................................4-11
Table of Contents
Table of Contents
Chapter 5
INSTRUCTION
Instruction format
......................................................5-1
Instruction table
......................................................5-2
Details of instruction system
......................................................5-4
Chapter 6
APPLICATION
Guideline for S/W
......................................................6-1
GMS36112 Circuit diagram
......................................................6-2
GMS37112 Circuit diagram
......................................................6-3
Truth Table for example program ......................................................6-4
Output waveform of uPD6121G ......................................................6-5
Example program-uPD6121G ......................................................6-6
Reference to GMS36XXXT B/D
.....................................................6-12
Reference to GMS37XXXT B/D .....................................................6-13
Chapter 7
GMS36XXXT
Description
........................................................7-1
Features
.......................................................7-1
Pin description
.......................................................7-2
Stop operation
.......................................................7-3
Electrical characteristics
.......................................................7-4
Chapter 8
GMS37XXXT
Description
........................................................8-1
Features
.......................................................8-1
Pin description
.......................................................8-2
Stop operation
.......................................................8-3
Electrical characteristics
.......................................................8-4
Chapter 9
EPROM
Mode define
.......................................................9-1
Port define for GMS36XXXT
.......................................................9-1
Port define for GMS37XXXT
.......................................................9-2
AC/DC timing requirements for program / read mode
...................9-3
Program / verify timing diagrams in kHz version
...................9-4
Program / verify timing diagrams in MHz version
...................9-8
Caution when programming
..................9-14
GMS37XXX
2
PACKAGE DIMENSIONS
3
FUNCTIONAL DESCRIPTION
4
INSTRUCTION
5
GMS36XXX
1
APPLICATION
6
GMS36XXXT
7
GMS37XXXT
8
EPROM
9
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