W77E516A DATA SHEET
8-BIT MICROCONTROLLER
Table of Contents-
1.
2.
3.
4.
5.
GENERAL DESCRIPTION ................................................................................................................. 3
FEATURES ........................................................................................................................................ 3
PIN CONFIGURATIONS .................................................................................................................... 4
PIN DESCRIPTION ............................................................................................................................ 5
FUNCTIONAL DESCRIPTION ........................................................................................................... 6
5.1
5.2
5.3
5.4
5.5
5.6
5.7
6.
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
6.9
7.
7.1
7.2
7.3
7.4
7.5
7.6
7.7
8.
9.
10.
I/O Ports ............................................................................................................................... 6
Serial I/O .............................................................................................................................. 6
Timers .................................................................................................................................. 7
Interrupts .............................................................................................................................. 7
Data Pointers ....................................................................................................................... 7
Power Management ............................................................................................................. 7
On-chip Data SRAM............................................................................................................. 7
Program Memory ................................................................................................................. 8
Data Memory........................................................................................................................ 8
Special Function Registers ................................................................................................ 10
Instruction........................................................................................................................... 32
Instruction Timing............................................................................................................... 39
Power Management ........................................................................................................... 47
Reset Conditions................................................................................................................ 49
Reset State ........................................................................................................................ 50
Interrupts ............................................................................................................................ 51
Timer/Counters 0 & 1 ......................................................................................................... 55
Time-base Selection .......................................................................................................... 56
Timer/Counter 2 ................................................................................................................. 58
Watchdog Timer................................................................................................................. 61
Serial Port .......................................................................................................................... 63
Framing Error Detection..................................................................................................... 68
Multiprocessor Communications ........................................................................................ 68
MEMORY ORGANIZATION ............................................................................................................... 8
PROGRAMMABLE TIMERS/COUNTERS ....................................................................................... 55
TIMED ACCESS PROTECTION ...................................................................................................... 70
SECURITY BITS .............................................................................................................................. 72
ELECTRICAL CHARACTERISTICS................................................................................................. 73
10.1
Absolute Maximum Ratings ............................................................................................... 73
-1-
Publication Release Date: November 19, 2007
Revision A9