Preliminary W77E58
8 BIT MICROCONTROLLER
Table of Contents--
GENERAL DESCRIPTION..............................................................................................................................2
FEATURES......................................................................................................................................................2
PIN CONFIGURATION....................................................................................................................................3
PIN DESCRIPTION..........................................................................................................................................4
BLOCK DIAGRAM...........................................................................................................................................6
FUNCTIONAL DESCRIPTION ........................................................................................................................7
MEMORY ORGANIZATION.............................................................................................................................8
INSTRUCTION...........................................................................................................................................29
INSTRUCTION TIMING .............................................................................................................................37
POWER MANAGEMENT ..........................................................................................................................46
RESET CONDITIONS................................................................................................................................48
RESET STATE...........................................................................................................................................49
PROGRAMMABLE TIMERS/COUNTERS....................................................................................................53
TIMED ACCESS PROTECTION ...................................................................................................................70
ON-CHIP MTP ROM CHARACTERISTICS...................................................................................................71
SECURITY BITS............................................................................................................................................74
ABSOLUTE MAXIMUM RATINGS ................................................................................................................75
DC ELECTRICAL CHARACTERISTICS ......................................................................................................76
AC ELECTRICAL CHARACTERISTICS........................................................................................................77
TYPICAL APPLICATION CIRCUITS .............................................................................................................82
Expanded External Program Memory and Crystal......................................................................................82
Expanded External Data Memory and Oscillator ........................................................................................83
PACKAGE DIMENSIONS..............................................................................................................................83
40-pin DIP...................................................................................................................................................83
44-pin PLCC...............................................................................................................................................84
44-pin QFP .................................................................................................................................................84
Publication Release Date: March 1999
- 1 -
Revision A1
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