
W77E058A Data Sheet
8-BIT MICROCONTROLLER
Publication Release Date: April 17, 2007
- 1 -
Revision A10
Table of Contents-
1.
2.
3.
4.
5.
6.
GENERAL DESCRIPTION ......................................................................................................... 3
FEATURES................................................................................................................................. 3
PIN CONFIGURATIONS ............................................................................................................ 4
PIN DESCRIPTION..................................................................................................................... 5
FUNCTIONAL DESCRIPTION ................................................................................................... 7
MEMORY ORGANIZATION ....................................................................................................... 9
6.1
Program Memory............................................................................................................ 9
6.2
Data Memory .................................................................................................................. 9
SPECIAL FUNCTION REGISTERS ......................................................................................... 11
INSTRUCTION.......................................................................................................................... 29
8.1
Instruction Timing ......................................................................................................... 36
8.2
MOVX Instruction.......................................................................................................... 39
8.3
External Data Memory Access Timing ......................................................................... 40
8.4
Wait State Control Signal.............................................................................................. 43
POWER MANAGEMENT.......................................................................................................... 44
9.1
Idle Mode...................................................................................................................... 44
9.2
Economy Mode............................................................................................................. 44
9.3
Power Down Mode ....................................................................................................... 45
RESET CONDITIONS............................................................................................................... 47
10.1
External Reset .............................................................................................................. 47
10.2
Watchdog Timer Reset................................................................................................. 47
10.3
Reset State................................................................................................................... 47
INTERRUPTS........................................................................................................................... 49
11.1
Interrupt Sources .......................................................................................................... 49
11.2
Priority Level Structure ................................................................................................. 50
11.3
Interrupt Response Time.............................................................................................. 52
PROGRAMMABLE TIMERS/COUNTERS ............................................................................... 53
12.1
Timer/Counters 0 & 1.................................................................................................... 53
12.2
Time-base Selection..................................................................................................... 53
12.3
Timer/Counter 2............................................................................................................ 56
WACHDOG TIMER................................................................................................................... 60
13.1
Watchdog Control......................................................................................................... 62
7.
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12.
13.