參數(shù)資料
型號(hào): AT91SAM7S256C-MU
廠商: Atmel
文件頁數(shù): 18/165頁
文件大?。?/td> 0K
描述: IC ARM7 MCU 32BIT 256K 64QFN
標(biāo)準(zhǔn)包裝: 260
系列: SAM7S
核心處理器: ARM7
芯體尺寸: 16/32-位
速度: 55MHz
連通性: I²C,SPI,SSC,UART/USART,USB
外圍設(shè)備: 欠壓檢測/復(fù)位,DMA,POR,PWM,WDT
輸入/輸出數(shù): 32
程序存儲(chǔ)器容量: 256KB(256K x 8)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 64K x 8
電壓 - 電源 (Vcc/Vdd): 1.65 V ~ 1.95 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 64-VFQFN 裸露焊盤
包裝: 托盤
114
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
19.3
Embedded Flash Controller (EFC) User Interface
The User Interface of the EFC is integrated within the Memory Controller with Base Address: 0xFFFF FF00.
The SAM7S512 is equipped with two EFCs, EFC0 and EFC1, as described in the Register Mapping tables and Register
descriptions that follow.
Table 19-3.
(EFC0) Register Mapping
Offset
Register
Name
Access
Reset
0x60
MC Flash Mode Register
MC_FMR
Read-write
0x0
0x64
MC Flash Command Register
MC_FCR
Write-only
0x68
MC Flash Status Register
MC_FSR
Read-only
0x6C
Reserved
Table 19-4.
(EFC1) Register Mapping
Offset
Register
Name
Access
Reset
0x70
MC Flash Mode Register
MC_FMR
Read-write
0x0
0x74
MC Flash Command Register
MC_FCR
Write-only
0x78
MC Flash Status Register
MC_FSR
Read-only
0x7C
Reserved
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