GMS81C7216 Datasheet, PDF (3/121 Pages) List of Unclassifed Manufacturers – 8-BIT SINGLE-CHIP MICROCONTROLLERS

GMS81C7208/7216
1. OVERVIEW .........................................................1
Description .........................................................1
Features .............................................................1
Development Tools ............................................2
Ordering Information ..........................................2
2. BLOCK DIAGRAM .............................................3
3. PIN ASSIGNMENT .............................................4
4. PACKAGE DIMENSION .....................................5
5. PIN FUNCTION ...................................................6
6. PORT STRUCTURES 7
7. ELECTRICAL CHARACTERISTICS ................10
Absolute Maximum Ratings .............................10
Recommended Operating Conditions ..............10
DC Electrical Characteristics ...........................10
A/D Converter Characteristics .........................12
AC Characteristics ...........................................12
Serial Interface Timing Characteristics ............14
Typical Characteristics .....................................15
8. MEMORY ORGANIZATION .............................17
Registers ..........................................................17
Program Memory .............................................20
Data Memory ...................................................23
List of Control Registers ...................................24
Addressing Mode .............................................27
9. I/O PORTS ........................................................31
Port Data Registers ..........................................31
I/O Ports Configuration ....................................32
10. CLOCK GENERATOR ...................................36
11. OPERATION MODE .......................................38
Operation Mode ...............................................39
12. BASIC INTERVAL TIMER ..............................40
13. TIMER/EVENT COUNTER .............................42
8-bit Timer / Counter Mode ..............................45
16-bit Timer / Counter Mode ............................49
8-bit Capture Mode ..........................................50
16-bit Capture Mode ........................................51
14. ANALOG DIGITAL CONVERTER ..................52
15. SERIAL COMMUNICATION .......................... 54
Transmission/Receiving Timing ...................... 55
The Method of Serial I/O ................................. 56
The Method to Test Correct Transmission ...... 56
16. BUZZER FUNCTION ..................................... 57
17. INTERRUPTS ................................................ 59
Interrupt Sequence .......................................... 61
BRK Interrupt .................................................. 62
Multi Interrupt .................................................. 62
External Interrupt ............................................. 63
18. LCD DRIVER ................................................. 65
LCD Control Registers .................................... 66
Duty and Bias Selection of LCD Driver ........... 67
Selecting Frame Frequency ............................ 67
LCD Display Memory ...................................... 70
Control Method of LCD Driver ......................... 71
19. WATCH / WATCHDOG TIMER ..................... 73
Watch Timer .................................................... 73
Watchdog Timer .............................................. 73
20. POWER DOWN OPERATION ....................... 76
SLEEP Mode ................................................... 76
STOP Mode .................................................... 77
21. OSCILLATOR CIRCUIT ................................ 80
22. RESET ........................................................... 81
External Reset Input ........................................ 81
Watchdog Timer Reset ................................... 81
23. POWER FAIL PROCESSOR ......................... 82
24. DEVELOPMENT TOOLS ............................... 84
OTP Programming .......................................... 84
Emulator EVA. Board Setting .......................... 86
A. MASK ORDER SHEET ..................................... ii
B. INSTRUCTION ................................................. iii
Terminology List ................................................ iii
Instruction Map ..................................................iv
Instruction Set ....................................................v
C. SOFTWARE EXAMPLE ................................. xiii
FEB. 2005 Ver 1.04
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