T89C5115 ATMEL Corporation, T89C5115 Datasheet - Page 102

• Manufacturer Part Number: T89C5115
• Description: Low Pin Count 8-bit MCU with A/D Converter and 16-Kbytes of Flash Memory
• Manufacturer: ATMEL Corporation

Table of Contents
4128A–8051–04/02
Features ................................................................................................. 1
Description ............................................................................................ 1
Block Diagram ....................................................................................... 2
Pin Configuration .................................................................................. 3
SFR Mapping ......................................................................................... 9
Clock .................................................................................................... 13
Power Management ............................................................................ 17
Data Memory ....................................................................................... 21
EEPROM Data Memory ....................................................................... 26
Program/Code Memory ...................................................................... 29
I/O Configurations................................................................................................. 6
Port Structure........................................................................................................ 6
Read-Modify-Write Instructions ............................................................................ 7
Quasi-bidirectional Port Operation........................................................................ 7
Description.......................................................................................................... 13
Register .............................................................................................................. 16
Introduction ......................................................................................................... 17
Reset .................................................................................................................. 17
Reset Recommendation to Prevent Flash Corruption ........................................ 17
Idle Mode ............................................................................................................ 18
Power-down Mode.............................................................................................. 18
Registers..............................................................................................................20
Internal Space..................................................................................................... 21
Dual Data Pointer ............................................................................................... 23
Registers............................................................................................................. 24
Write Data in the Column Latches ...................................................................... 26
Programming ...................................................................................................... 26
Read Data........................................................................................................... 26
Examples ............................................................................................................ 27
Registers............................................................................................................. 28
Flash Memory Architecture................................................................................. 29
Overview of FM0 Operations .............................................................................. 31
Registers............................................................................................................. 37
T89C5115
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