Table of Contents
1. OVERVIEW ...........................................1
Description......................................................... 1
Features .............................................................1
Development Tools ............................................2
Ordering Information ..........................................2
13. ANALOG DIGITAL CONVERTER ....58
14. SERIAL PERIPHERAL INTERFACE 61
Transmission/Receiving Timing ...................... 63
The method of Serial I/O................................. 64
The Method to Test Correct Transmission ...... 64
2. BLOCK DIAGRAM ................................3
3. PIN ASSIGNMENT ...............................4
4. PACKAGE DIAGRAM ..............................6
5. PIN FUNCTION .....................................8
6. PORT STRUCTURES .........................11
15. BUZZER FUNCTION ........................65
16. INTERRUPTS ...................................67
Interrupt Sequence .......................................... 69
Multi Interrupt .................................................. 71
External Interrupt ............................................. 72
17. Power Saving Mode.......................... 74
Operating Mode .............................................. 75
Stop Mode ....................................................... 76
Wake-up Timer Mode ...................................... 77
Internal RC-Oscillated Watchdog Timer Mode 78
Minimizing Current Consumption.................... 79
7. ELECTRICAL CHARACTERISTICS... 14
Absolute Maximum Ratings ............................. 14
Recommended Operating Conditions.............. 14
A/D Converter Characteristics ......................... 14
DCElectricalCharacteristicsforStandardPins(5V)
..........................................................................15
18. OSCILLATOR CIRCUIT ....................81
DC ElectricalCharacteristics for High-Voltage Pins
..........................................................................16
19. RESET.............................................. 82
External Reset Input ........................................ 82
Watchdog Timer Reset ................................... 82
AC Characteristics ...........................................17
AC Characteristics ...........................................18
Typical Characteristics .....................................19
20. POWER FAIL PROCESSOR ............83
21. OTP PROGRAMMING...................... 85
DEVICE CONFIGURATION AREA ...................... 85
8. MEMORY ORGANIZATION................ 21
Registers.......................................................... 21
Program Memory ............................................. 24
Data Memory ...................................................27
Addressing Mode .............................................31
A. CONTROL REGISTER LIST................. i
9. I/O PORTS ..........................................35
10. BASIC INTERVAL TIMER .................39
11. WATCHDOG TIMER......................... 41
B. INSTRUCTION.................................... iii
Terminology List................................................ iii
Instruction Map ..................................................iv
Instruction Set .................................................... v
12. TIMER/EVENT COUNTER ............... 44
8-bit Timer / Counter Mode.............................. 46
16-bit Timer / Counter Mode ............................50
8-bit Compare Output (16-bit) ..........................51
8-bit Capture Mode ..........................................51
16-bit Capture Mode ........................................54
PWM Mode ......................................................55
C.MASK ORDER SHEET ........................ xi