AT91SAM9CN11-CFU Просмотр технического описания (PDF) - Atmel Corporation
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AT91SAM9CN11-CFU Datasheet PDF : 1104 Pages
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Table 3-1. Signal Description List (Continued)
Signal Name
Function
LCDPWM
LCD Contrast Control
LCDDISP
LCD Display Enable
Analog-to-Digital Converter - ADC
AD0XP_UL
AD1XM_UR
AD2YP_LL
AD3YM_SENSE
AD4LR
AD5-AD11
Top/Upper Left Channel
Bottom/Upper Right Channel
Right/Lower Left Channel
Left/Sense Channel
Lower Right Channel
7 Analog Inputs
ADTRG
ADC Trigger
ADVREF
ADC Reference
Type
Output
Output
Analog
Analog
Analog
Analog
Analog
Analog
Input
Analog
Active Level
Table 3-2. SAM9N12/CN11/CN12 I/O Type Description
I/O Type
Signal Name
GPIO
All PIO lines except the lines
indicated further on in this table
GPIO_CLK MCICK, SPI0SPCK, SPI1SPCK
GPIO_CLK2
LCDDOTCK
GPIO_ANA
ADx, GPADx
All data lines (Input/output) except
EBI
the lines indicated further on in this
table
EBI_O
All address and control lines
(output only) except the lines
indicated further on in this table
EBI_CLK
SDCK, #SDCK
RSTJTAG
SYSC
USBFS
CLOCK
NRST, NTRST, BMS, TCK, TDI,
TMS, TDO, RTCK
WKUP, SHDN, JTAGSEL, SHDN
HDP, HDM, DDP, DDM
XIN, XOUT, XIN32, XOUT32
Voltage
Range
1.65-3.6V
1.65-3.6V
1.65-3.6V
3.0-3.6V
1.65-1.95V,
3.0-3.6V
1.65-1.95V,
3.0-3.6V
1.65-1.95V,
3.0-3.6V
3.0-3.6V
1.65-3.6V
3.0-3.6V
1.65-3.6V
Analog Pull-up
Switchable
Switchable
Switchable
I
Switchable
Switchable
Reset State
Reset State
Reset State
I/O
I/O
Pull-up
Value
(Ohm)
50-100K
50-100K
50-100K
50-100K
50-100K
50-100K
100K
100k
Pull-down
Switchable
Switchable
Switchable
Switchable
Reset State
Reset State
Reset State
Pull-down
Value
(Ohm)
Schmitt
Trigger
50-100K Switchable
50-100K
50-100K
Switchable
Switchable
Switchable
50-100K
50-100K
100K
15K
Reset State
Reset State
When “Reset State” is stated, the configuration is defined by the “Reset State” column of the Pin Description table.
SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]
8
11063K–ATARM–05-Nov-13
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