參數(shù)資料
型號： AT91M40807-33AI
廠商： ATMEL CORP
元件分類： 微控制器/微處理器
英文描述： Microcontroller
中文描述： 32-BIT, MROM, 33 MHz, RISC MICROCONTROLLER, PQFP100
封裝： 1.40 MM HEIGHT, TQFP-100
文件頁數(shù)： 149/153頁
文件大?。?/td> 1837K
代理商： AT91M40807-33AI
i
AT91X40 Series
1354D
–
ATARM
–
05/02
Table of Contents
Features................................................................................................. 1
Description............................................................................................ 1
Pin Configuration.................................................................................. 2
Block Diagram....................................................................................... 4
Architectural Overview......................................................................... 5
Memories.............................................................................................................. 5
Peripherals............................................................................................................ 5
Associated Documentation ................................................................. 7
Product Overview ................................................................................. 8
Power Supply........................................................................................................ 8
Input/Output Considerations................................................................................. 8
Master Clock......................................................................................................... 8
Reset .................................................................................................................... 8
Emulation Function............................................................................................... 8
Memory Controller ................................................................................................ 9
External Bus Interface ........................................................................................ 11
Peripherals.......................................................................................... 11
System Peripherals............................................................................................. 12
User Peripherals................................................................................................. 14
Memory Map........................................................................................ 15
Peripheral Memory Map..................................................................... 17
EBI: External Bus Interface................................................................ 18
External Memory Mapping.................................................................................. 18
External Bus Interface Pin Description .............................................................. 20
Chip Select Lines................................................................................................ 21
Data Bus Width................................................................................................... 23
Byte Write or Byte Select Access ....................................................................... 24
Boot on NCS0..................................................................................................... 26
Read Protocols................................................................................................... 27
Write Data Hold Time ......................................................................................... 28
Wait States ......................................................................................................... 29
Memory Access Waveforms............................................................................... 33
EBI User Interface .............................................................................................. 45
EBI Chip Select Register .................................................................................... 46
EBI Remap Control Register .............................................................................. 48
EBI Memory Control Register............................................................................. 49
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