W77LE532 Data Sheet
8-BIT MICROCONTROLLER
Table of Contents-
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GENERAL DESCRIPTION ......................................................................................................... 2
FEATURES................................................................................................................................. 2
PIN CONFIGURATIONS ............................................................................................................ 3
PIN DESCRIPTION..................................................................................................................... 4
BLOCK DIAGRAM ...................................................................................................................... 6
FUNCTIONAL DESCRIPTION ................................................................................................... 7
MEMORY ORGANIZATION ....................................................................................................... 8
INSTRUCTION.......................................................................................................................... 33
INSTRUCTION TIMING............................................................................................................ 34
POWER MANAGEMENT.......................................................................................................... 42
RESET CONDITIONS............................................................................................................... 44
RESET STATE.......................................................................................................................... 45
PROGRAMMABLE TIMERS/COUNTERS ............................................................................... 49
TIMED ACCESS PROTECTION .............................................................................................. 64
H/W REBOOT MODE (BOOT FROM 4K BYTES OF LDFLASH )........................................... 66
IN-SYSTEM PROGRAMMING ................................................................................................. 67
16.1 The Loader Program locates at LDFLASH memory..................................................... 67
16.2 The Loader Program locates at APFLASH memory. ................................................... 67
ON-CHIP FLASH EPROM CHARACTERISTICS..................................................................... 67
SECURITY BITS....................................................................................................................... 70
ELECTRICAL CHARACTERISTIC ........................................................................................... 71
19.1 Absolute Maximum Ratings.......................................................................................... 71
19.2 DC Characteristics........................................................................................................ 71
19.3 AC Characteristics........................................................................................................ 73
TYPICAL APPLICATION CIRCUITS ........................................................................................ 77
20.1 Expanded External Program Memory and Crystal....................................................... 77
20.2 Expanded External Data Memory and Oscillator ......................................................... 78
PACKAGE DIMENSIONS......................................................................................................... 78
21.1 40-pin DIP..................................................................................................................... 78
21.2 44-pin PLCC ................................................................................................................. 79
21.3 44-pin QFP.................................................................................................................... 79
APPLICATION NOTE ............................................................................................................... 80
REVISION HISTORY................................................................................................................ 85
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Publication Release Date: Aug. 19, 2005
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Revision A4