參數(shù)資料
型號： T89C51SND1-ROTIL
廠商： ATMEL CORP
元件分類： 微控制器/微處理器
英文描述： Single Chip Microcontroller with MP3 Decoder and Man Machine Interface
中文描述： 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQFP80
封裝： TQFP-80
文件頁數(shù)： 166/170頁
文件大?。?/td> 1927K
代理商： T89C51SND1-ROTIL
Table of Contents
i
Table of Contents
Features .................................................................................................1
Description ............................................................................................2
Block Diagram .......................................................................................2
Pin Configuration ..................................................................................3
CA-BGA64 Top View............................................................................................ 4
I/O Configurations ................................................................................................ 7
Port 1, Port 3 and Port 4....................................................................................... 7
Port 0 and Port 2 .................................................................................................. 8
Read-Modify-Write Instructions............................................................................ 9
Quasi-Bidirectional Port Operation..................................................................... 10
SFR Mapping .......................................................................................11
Clock ....................................................................................................17
Description ......................................................................................................... 17
Register...............................................................................................................20
Power Management ............................................................................21
Reset Pin............................................................................................................ 21
At Power-up (Cold Reset) .................................................................................. 21
Reset Recommendation to Prevent Flash Corruption........................................ 22
Idle Mode............................................................................................................ 22
Power-down Mode ............................................................................................. 23
Registers ............................................................................................................ 25
Data Memory .......................................................................................26
Internal Space .....................................................................................................27
External Space................................................................................................... 28
Dual Data Pointer................................................................................................30
Registers ............................................................................................................ 31
EEPROM Data Memory .......................................................................33
Write Data in the Column Latches...................................................................... 33
Programming...................................................................................................... 33
Read Data .......................................................................................................... 33
Examples............................................................................................................ 34
Registers ............................................................................................................ 35
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