參數(shù)資料
型號: AT91SAM9261SB-CU
廠商: Atmel
文件頁數(shù): 36/39頁
文件大小: 0K
描述: IC ARM9 MPU 217-LFBGA
標(biāo)準(zhǔn)包裝: 126
系列: AT91SAM
核心處理器: ARM9
芯體尺寸: 16/32-位
速度: 190MHz
連通性: EBI/EMI,I²C,MMC,SPI,SSC,UART/USART,USB
外圍設(shè)備: DMA,LCD,POR,PWM,WDT
輸入/輸出數(shù): 96
程序存儲器容量: 32KB(32K x 8)
程序存儲器類型: ROM
RAM 容量: 48K x 8
電壓 - 電源 (Vcc/Vdd): 1.08 V ~ 1.32 V
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 217-LFBGA
包裝: 托盤
配用: AT91SAM9261-EK-ND - KIT EVAL FOR AT91SAM926EJ-S
AT91SAM-ICE-ND - EMULATOR FOR AT91 ARM7/ARM9
6
6242ES–ATARM–11-Sep-09
AT91SAM9261S
AIC
IRQ0 - IRQ2
External Interrupt Inputs
Input
FIQ
Fast Interrupt Input
Input
PIO
PA0 - PA31
Parallel IO Controller A
I/O
Pulled-up input at reset
PB0 - PB31
Parallel IO Controller B
I/O
Pulled-up input at reset
PC0 - PC31
Parallel IO Controller C
I/O
Pulled-up input at reset
EBI
D0 - D31
Data Bus
I/O
Pulled-up input at reset
A0 - A25
Address Bus
Output
0 at reset
NWAIT
External Wait Signal
Input
Low
SMC
NCS0 - NCS7
Chip Select Lines
Output
Low
NWR0 - NWR3
Write Signal
Output
Low
NRD
Read Signal
Output
Low
NWE
Write Enable
Output
Low
NBS0 - NBS3
Byte Mask Signal
Output
Low
CompactFlash Support
CFCE1 - CFCE2
CompactFlash Chip Enable
Output
Low
CFOE
CompactFlash Output Enable
Output
Low
CFWE
CompactFlash Write Enable
Output
Low
CFIOR
CompactFlash IO Read
Output
Low
CFIOW
CompactFlash IO Write
Output
Low
CFRNW
CompactFlash Read Not Write
Output
CFCS0 - CFCS1
CompactFlash Chip Select Lines
Output
Low
NAND Flash Support
NANDOE
NAND Flash Output Enable
Output
Low
NANDWE
NAND Flash Write Enable
Output
Low
NANDCS
NAND Flash Chip Select
Output
Low
SDRAM Controller
SDCK
SDRAM Clock
Output
SDCKE
SDRAM Clock Enable
Output
High
SDCS
SDRAM Controller Chip Select
Output
Low
BA0 - BA1
Bank Select
Output
SDWE
SDRAM Write Enable
Output
Low
RAS - CAS
Row and Column Signal
Output
Low
SDA10
SDRAM Address 10 Line
Output
Multimedia Card Interface
MCCK
Multimedia Card Clock
Output
MCCDA
Multimedia Card A Command
I/O
MCDA0 - MCDA3
Multimedia Card A Data
I/O
Table 3-1.
Signal Description by Peripheral (Continued)
Signal Name
Function
Type
Active Level
Comments
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