W78E516D/W78E058D Data Sheet
8-BIT MICROCONTROLLER
Table of Contents-
1
2
3
GENERAL DESCRIPTION ......................................................................................................... 4
FEATURES................................................................................................................................. 5
PARTS INFORMATION LIST ..................................................................................................... 6
3.1
Lead Free (RoHS) Parts information list......................................................................... 6
4
5
6
7
PIN CONFIGURATIONS............................................................................................................. 7
PIN DESCRIPTIONS .................................................................................................................. 9
BLOCK DIAGRAM .................................................................................................................... 10
FUNCTIONAL DESCRIPTION.................................................................................................. 11
7.1
7.2
7.3
7.4
On-Chip Flash EPROM ................................................................................................ 11
I/O Ports........................................................................................................................ 11
Serial I/O....................................................................................................................... 11
Timers........................................................................................................................... 11
7.4.1 Clock ..............................................................................................................................12
Interrupts....................................................................................................................... 12
Data Pointers ................................................................................................................ 12
Architecture................................................................................................................... 12
7.7.1 ALU ................................................................................................................................12
7.7.2 Accumulator ...................................................................................................................12
7.7.3 B Register.......................................................................................................................12
7.7.4 Program Status Word.....................................................................................................12
7.7.5 Stack Pointer..................................................................................................................13
7.7.6 Scratch-pad RAM ...........................................................................................................13
7.7.7 AUX-RAM.......................................................................................................................13
7.5
7.6
7.7
8
9
MEMORY ORGANIZATION...................................................................................................... 14
8.1
8.2
Program Memory (on-chip Flash)................................................................................. 14
Scratch-pad RAM and Register Map............................................................................ 14
8.2.1 Working Registers ..........................................................................................................16
8.2.2 Bit addressable Locations ..............................................................................................16
8.2.3 Stack ..............................................................................................................................16
8.2.4 AUX-RAM.......................................................................................................................16
SPECIAL FUNCTION REGISTERS ......................................................................................... 17
9.1 SFR Detail Bit Descriptions .......................................................................................... 19
10
11
12
INSTRUCTION.......................................................................................................................... 37
INSTRUCTION TIMING............................................................................................................ 45
POWER MANAGEMENT.......................................................................................................... 46
12.1 Idle Mode ...................................................................................................................... 46
12.2 Power Down Mode ....................................................................................................... 46
RESET CONDITIONS............................................................................................................... 47
13
Publication Release Date: Feb 15, 2011
- 1 -
Revision A09
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