W77LE516 Data Sheet
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.................................................................................................................................. 32
INSTRUCTION TIMING .................................................................................................................... 34
POWER MANAGEMENT .................................................................................................................. 42
RESET CONDITIONS....................................................................................................................... 43
RESET STATE.................................................................................................................................. 45
PROGRAMMABLE TIMERS/COUNTERS........................................................................................ 49
TIMED ACCESS PROTECTION....................................................................................................... 64
IN-SYSTEM PROGRAMMING.......................................................................................................... 67
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
15.1
15.2
The Loader Program locates at LDFLASH memory. ..................................................................67
The Loader Program locates at APFLASH memory...................................................................67
16.
17.
18.
ON-CHIP FLASH EPROM CHARACTERISTICS.............................................................................. 67
SECURITY BITS ............................................................................................................................... 70
ELECTRICAL CHARACTERISTIC.................................................................................................... 71
18.1
18.2
18.3
Absolute Maximum Ratings........................................................................................................71
DC Characteristics......................................................................................................................71
AC Characteristics......................................................................................................................73
19.
20.
TYPICAL APPLICATION CIRCUITS................................................................................................. 78
19.1
19.2
Expanded External Program Memory and Crystal......................................................................78
Expanded External Data Memory and Oscillator........................................................................79
PACKAGE DIMENSIONS ................................................................................................................. 79
20.1
20.2
20.3
40-pin DIP ..................................................................................................................................79
44-pin PLCC...............................................................................................................................80
44-pin QFP.................................................................................................................................80
21.
22.
APPLICATION NOTE........................................................................................................................ 81
21.1 In-system Programming Software Examples..............................................................................81
REVISION HISTORY ........................................................................................................................ 86
Publication Release Date: April 19, 2005
- 1 -
Revision A3
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