
Preliminary W77IE58
8-BIT MICROCONTROLLER
Publication Release Date: July 2000
- 1 - Revision A1
Table of Contents--
GENERAL DESCRIPTION.............................................................................................................. 2
FEATURES................................................................................................................................... 2
PIN CONFIGURATIONS ................................................................................................................. 3
PIN DESCRIPTION ........................................................................................................................ 4
BLOCK DIAGRAM......................................................................................................................... 6
FUNCTIONAL DESCRIPTION.......................................................................................................... 7
MEMORY ORGANIZATION............................................................................................................. 9
Instruction.................................................................................................................................32
InstructiionTiming.......................................................................................................................41
Power Management ...................................................................................................................49
Reset Conditions .......................................................................................................................52
Reset State...............................................................................................................................53
PROGRAMMABLE TIMERS/COUNTERS .......................................................................................57
TIMED ACCESS PROTECTION .....................................................................................................75
ON-CHIP FLASH ROM CHARACTERISTICS ...................................................................................76
SECURITY BITS ...........................................................................................................................78
ABSOLUTE MAXIMUM RATINGS...................................................................................................79
DC ELECTRICAL CHARACTERISTICS .........................................................................................80
AC ELECTRICAL CHARACTERISTICS ...........................................................................................82
TIMING WAVEFORMS..................................................................................................................85
TYPICAL APPLICATION CIRCUITS ................................................................................................87
Expanded External Program Memory and Crystal.........................................................................87
Expanded External Data Memory and Oscillator...........................................................................88
PACKAGE DIMENSIONS..............................................................................................................88
40-pin DIP.................................................................................................................................88
44-pin PLCC..............................................................................................................................89