参数资料
型号: AT91SAM9N12-CU
厂商: Atmel
文件页数: 22/27页
文件大小: 0K
描述: IC MCU ARM9 217-LFBGA
标准包装: 126
系列: SAM9N
核心处理器: ARM9
芯体尺寸: 16/32-位
速度: 400MHz
连通性: EBI/EMI,I²C,MMC,SPI,SSC,UART/USART,USB
外围设备: DMA,LCD,POR,PWM,WDT
输入/输出数: 105
程序存储器容量: 128KB(128K x 8)
程序存储器类型: ROM
RAM 容量: 32K x 8
电压 - 电源 (Vcc/Vdd): 0.9 V ~ 1.1 V
数据转换器: A/D 12x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: *
包装: *
4
11096AS–ATARM–4-Oct-11
SAM9N12
3.
Signal Description
Table 3-1 gives details on the signal names classified by peripheral.
Table 3-1.
Signal Description List
Signal Name
Function
Type
Active Level
Clocks, Oscillators and PLLs
XIN
Main Oscillator Input
Input
XOUT
Main Oscillator Output
Output
XIN32
Slow Clock Oscillator Input
Input
XOUT32
Slow Clock Oscillator Output
Output
VBG
Bias Voltage Reference for USB
Analog
PCK0 - PCK1
Programmable Clock Output
Output
Shutdown, Wakeup Logic
SHDN
Shut-Down Control
Output
WKUP
Wake-Up Input
Input
ICE and JTAG
TCK
Test Clock
Input
TDI
Test Data In
Input
TDO
Test Data Out
Output
TMS
Test Mode Select
Input
JTAGSEL
JTAG Selection
Input
RTCK
Return Test Clock
Output
Reset/Test
NRST
Microcontroller Reset
I/O
Low
NTRST
Test Reset Signal
Input
BMS
Boot Mode Select
Input
Debug Unit - DBGU
DRXD
Debug Receive Data
Input
DTXD
Debug Transmit Data
Output
Advanced Interrupt Controller - AIC
IRQ
External Interrupt Input
Input
FIQ
Fast Interrupt Input
Input
PIO Controller - PIOA - PIOB - PIOC - PIOD
PA0 - PA31
Parallel IO Controller A
I/O
PB0 - PB18
Parallel IO Controller B
I/O
PC0 - PC31
Parallel IO Controller C
I/O
PD0 - PD21
Parallel IO Controller D
I/O
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