Preliminary W77LE532
8-BIT MICROCONTROLLER
Table of Contents-
1.
GENERAL DESCRIPTION.................................................................................................................. 2
FEATURES ......................................................................................................................................... 2
PIN CONFIGURATIONS ..................................................................................................................... 3
PIN DESCRIPTION ............................................................................................................................. 4
BLOCK DIAGRAM............................................................................................................................... 6
FUNCTIONAL DESCRIPTION ............................................................................................................ 7
MEMORY ORGANIZATION ................................................................................................................ 8
INSTRUCTION.................................................................................................................................. 33
INSTRUCTION TIMING .................................................................................................................... 33
POWER MANAGEMENT .................................................................................................................. 41
RESET CONDITIONS ....................................................................................................................... 43
RESET STATE.................................................................................................................................. 44
PROGRAMMABLE TIMERS/COUNTERS ........................................................................................ 48
TIMED ACCESS PROTECTION ....................................................................................................... 63
IN-SYSTEM PROGRAMMING .......................................................................................................... 66
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
15.1
The Loader Program locates at LDFLASH memory. ..................................................................66
15.2
The Loader Program locates at APFLASH memory...................................................................66
16.
17.
18.
ON-CHIP FLASH EPROM CHARACTERISTICS.............................................................................. 66
SECURITY BITS................................................................................................................................ 69
ELECTRICAL CHARACTERISTIC.................................................................................................... 70
18.1
18.2
18.3
Absolute Maximum Ratings........................................................................................................70
DC Characteristics......................................................................................................................70
AC Characteristics......................................................................................................................72
19.
20.
TYPICAL APPLICATION CIRCUITS................................................................................................. 77
19.1
Expanded External Program Memory and Crystal......................................................................77
19.2
Expanded External Data Memory and Oscillator........................................................................78
PACKAGE DIMENSIONS.................................................................................................................. 78
20.1
20.2
20.3
40-pin DIP ..................................................................................................................................78
44-pin PLCC...............................................................................................................................79
44-pin QFP.................................................................................................................................79
21.
22.
APPLICATION NOTE........................................................................................................................ 80
21.1 In-system Programming Software Examples..............................................................................80
REVISION HISTORY......................................................................................................................... 85
Publication Release Date: May 14, 2003
- 1 -
Revision A1