參數(shù)資料
型號: AT91SAM9N12-CU
廠商: Atmel
文件頁數(shù): 25/27頁
文件大?。?/td> 0K
描述: IC MCU ARM9 217-LFBGA
標準包裝: 126
系列: SAM9N
核心處理器: ARM9
芯體尺寸: 16/32-位
速度: 400MHz
連通性: EBI/EMI,I²C,MMC,SPI,SSC,UART/USART,USB
外圍設備: DMA,LCD,POR,PWM,WDT
輸入/輸出數(shù): 105
程序存儲器容量: 128KB(128K x 8)
程序存儲器類型: ROM
RAM 容量: 32K x 8
電壓 - 電源 (Vcc/Vdd): 0.9 V ~ 1.1 V
數(shù)據(jù)轉換器: A/D 12x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: *
包裝: *
7
11096AS–ATARM–4-Oct-11
SAM9N12
When “Reset State” is stated, the configuration is defined by the “Reset State” column of the Pin Description table.
LCDDEN
LCD Data Enable
Output
LCDPWM
LCD Contrast Control
Output
LCDDISP
LCD Display Enable
Output
Analog-to-Digital Converter - ADC
AD0XP_UL
Top/Upper Left Channel
Analog
AD1XM_UR
Bottom/Upper Right Channel
Analog
AD2YP_LL
Right/Lower Left Channel
Analog
AD3YM_SENSE
Left/Sense Channel
Analog
AD4LR
Lower Right Channel
Analog
AD5-AD11
7 Analog Inputs
Analog
ADTRG
ADC Trigger
Input
ADVREF
ADC Reference
Analog
Table 3-1.
Signal Description List (Continued)
Signal Name
Function
Type
Active Level
Table 3-2.
SAM9N12 I/O Type Description
I/O Type
Signal Name
Voltage
Range
Analog
Pull-up
Value
(Ohm)
Pull-down
Value
(Ohm)
Schmitt
Trigger
GPIO
all PIO lines except following
1.65-3.6V
switchable
50-100K
switchable
50-100K
switchable
GPIO_CLK
MCICK, SPI0SPCK, SPI1SPCK
1.65-3.6V
switchable
50-100K
switchable
50-100K
switchable
GPIO_CLK2
LCDDOTCK
1.65-3.6V
switchable
50-100K
switchable
50-100K
switchable
GPIO_ANA
ADx, GPADx
3.0-3.6V
I
switchable
50-100K
switchable
EBI
all Data lines (Input/output)
except the following
1.65-1.95V,
3.0-3.6V
switchable
50-100K
switchable
50-100K
EBI_O
all Address and control lines
(output only) except the following
1.65-1.95V,
3.0-3.6V
Reset State
50-100K
Reset State
50-100K
EBI_CLK
SDCK, #SDCK
1.65-1.95V,
3.0-3.6V
RSTJTAG
NRST, NTRST, BMS, TCK, TDI,
TMS, TDO, RTCK
3.0-3.6V
Reset State
100K
Reset State
100K
Reset State
SYSC
WKUP, SHDN, JTAGSEL, SHDN
1.65-3.6V
Reset State
100k
Reset State
15K
Reset State
VBG
0.9-1.1V
I
USBFS
HDP, HDM, DDP, DDM
3.0-3.6V
I/O
CLOCK
XIN, XOUT, XIN32, XOUT32
1.65-3.6V
I/O
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