EM78P468LAQ EMC [ELAN Microelectronics Corp], EM78P468LAQ Datasheet - Page 3

• Manufacturer Part Number: EM78P468LAQ
• Description: 8-BIT Microcontroller
• Manufacturer: EMC [ELAN Microelectronics Corp]

Contents
1 GENERAL DESCRIPTION··················································································· 1
2 FEATURES ·········································································································· 1
3 PIN ASSIGNMENTS····························································································· 4
4
5 ABSOLUTE MAXIMUM RATINGS····································································· 56
6 ELECTRICAL CHARACTERISTIC ···································································· 57
7 APPLICATION CIRCUIT ···················································································· 72
Product Specification (V1.0) 03.15.2006
2.1
2.2
2.3
3.1
3.2
3.3
3.4
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10 Infrared Remote Control Application / PWM Waveform Generate ······································47
4.11 Code Options ························································································································51
4.12 Instruction Set ······················································································································52
4.13 Timing Diagram····················································································································55
6.1
6.2
6.3
APPENDIX A: ·································································································································73
APPENDIX B: ·································································································································76
APPENDIX C: ·································································································································77
FUNCTION DESCRIPTION ··············································································· 10
CPU ········································································································································1
LCD Circuit······························································································································3
Applications·····························································································································3
QFP - 64 ·································································································································4
LQFP - 64 ·······························································································································5
LQFP - 44 ·······························································································································6
QFP - 44 ·································································································································7
Operational Registers ···········································································································11
Special Purpose Registers····································································································20
TCC and WDT Pre-scaler ·····································································································27
I/O Ports································································································································30
RESET and Wake-up············································································································31
Oscillator ·······························································································································36
Power-on Considerations ·····································································································39
Interrupt·································································································································40
LCD Driver ····························································································································41
DC Electrical Characteristics ································································································57
AC Electrical Characteristics ································································································59
Device Characteristic············································································································60
Contents
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