W77E058A Data Sheet
8-BIT MICROCONTROLLER
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
6.2
Program Memory............................................................................................................ 9
Data Memory .................................................................................................................. 9
7.
8.
SPECIAL FUNCTION REGISTERS ......................................................................................... 11
INSTRUCTION.......................................................................................................................... 29
8.1
8.2
8.3
8.4
Instruction Timing ......................................................................................................... 36
MOVX Instruction.......................................................................................................... 39
External Data Memory Access Timing ......................................................................... 40
Wait State Control Signal.............................................................................................. 43
9.
POWER MANAGEMENT.......................................................................................................... 44
9.1
9.2
9.3
Idle Mode ...................................................................................................................... 44
Economy Mode............................................................................................................. 44
Power Down Mode ....................................................................................................... 45
10.
11.
12.
13.
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
Publication Release Date: April 17, 2007
- 1 -
Revision A10
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