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): 94/153頁
文件大?。?/td> 1837K
代理商: AT91M40807-33AI
94
AT91X40 Series
1354D
ATARM
05/02
SF: Special Function
Registers
The AT91X40 Series provides registers which implement the following special functions.
Chip identification
RESET status
Protect Mode (see
Protect Mode
on page 60)
Chip Identification
Table 13 provides the Chip ID values for the products described in this datasheet.
SF User Interface
Chip ID Base Address
= 0xFFF00000 (Code Label
SF_BASE
)
Table 13.
Chip ID Values
Product
Chip
AT91M40800
0x14080044
AT91R40807
0x44080746
AT91M40807
0x14080745
AT91R40008
0x44000840
Table 14.
SF Memory Map
Offset
Register
Name
Access
Reset State
0x00
Chip ID Register
SF_CIDR
Read Only
Hardwired
0x04
Chip ID Extension Register
SF_EXID
Read Only
Hardwired
0x08
Reset Status Register
SF_RSR
Read Only
See register
description
0x0C
Memory Mode Register
SF_MMR
Read/Write
0x0
0x10
Reserved
0x14
Reserved
0x18
Protect Mode Register
SF_PMR
Read/Write
0x0
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