W79E532A Datasheet, PDF (1/78 Pages) Winbond – 8-BIT MICROCONTROLLER

W79E532A/W79L532A Data Sheet
8-BIT MICROCONTROLLER
Table of Contents-
1. GENERAL DESCRIPTION .................................................................................................................... 2
2. FEATURES............................................................................................................................................ 2
3. PIN CONFIGURATIONS ....................................................................................................................... 3
4. PIN DESCRIPTION ............................................................................................................................... 4
5. FUNCTIONAL DESCRIPTION .............................................................................................................. 5
6. MEMORY ORGANIZATION .................................................................................................................. 7
7. INSTRUCTION .................................................................................................................................... 25
7.1 Instruction Timing .......................................................................................................... 25
8. POWER MANAGEMENT..................................................................................................................... 31
9. INTERRUPTS...................................................................................................................................... 35
10. PROGRAMMABLE TIMERS/COUNTERS .......................................................................................... 37
10.1 Timer/Counters 0 & 1..................................................................................................... 37
10.2 Timer/Counter 2 ............................................................................................................. 40
10.3 Pulse Width Modulated Outputs (PWM)........................................................................ 43
10.4 Watchdog Timer ............................................................................................................ 46
11. SERIAL PORT ..................................................................................................................................... 50
11.1 Framing Error Detection ................................................................................................ 55
11.2 Multiprocessor Communications ................................................................................... 55
12. TIMED ACCESS PROTECTION ......................................................................................................... 57
13. H/W REBOOT MODE (BOOT FROM 4K BYTES OF LDFLASH) ....................................................... 59
14. IN-SYSTEM PROGRAMMING ............................................................................................................ 60
14.1 The Loader Program Locates at LDFlash Memory ....................................................... 60
14.2 The Loader Program Locates at APFlash Memory ....................................................... 60
15. H/W WRITER MODE........................................................................................................................... 60
16. SECURITY BITS.................................................................................................................................. 61
17. ELECTRICAL CHARACTERISTICS.................................................................................................... 62
17.1 Absolute Maximum Ratings ........................................................................................... 62
17.2 DC Characteristics......................................................................................................... 62
17.3 A.C. Characteristics ....................................................................................................... 64
18. TYPICAL APPLICATION CIRCUITS ................................................................................................... 69
19. PACKAGE DIMENSIONS.................................................................................................................... 70
20. APPLICATION NOTE .......................................................................................................................... 72
21. REVISION HISTORY........................................................................................................................... 77
Publication Release Date: January 03, 2007
-1-
Revision A7