AT91SAM7A1-AU Atmel, AT91SAM7A1-AU Datasheet - Page 236
AT91SAM7A1-AU
Manufacturer Part Number
AT91SAM7A1-AU
Description
IC ARM7 MCU 32BIT ROMLESS144LQFP
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7A1-AU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
40MHz
Connectivity
CAN, EBI/EMI, SPI, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
49
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
144-LQFP
For Use With
AT91SAM7A1-EK - BOARD EVAL FOR AT91SAM7A1
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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22.6.9
Name:
Access:
Address:
• SPCK: SPCK Pin
0: The output data for the pin SCK is programmed to 0.
1: The output data for the pin SCK is programmed to 1.
• MISO: MISO Pin
0: The output data for the pin MISO is programmed to 0.
1: The output data for the pin MISO is programmed to 1.
• MOSI: MOSI Pin
0: The output data for the pin MOSI is programmed to 0.
1: The output data for the pin MOSI is programmed to 1.
• NPCS0: NPCS0 Pin
0: The output data for the pin NPCS0/NSS is programmed to 0.
1: The output data for the pin NPCS0/NSS is programmed to 1.
• NPCSx [x = 1..3]: NPCSx Pin
0: The output data for the pin NPCSx is programmed to 0.
1: The output data for the pin NPCSx is programmed to 1.
236
31
23
15
–
–
–
7
–
AT91SAM7A1
SPI PIO Output Data Status Register
SPI_ODSR
Read-only
0xFFFB4038
NPCS3
30
22
14
–
–
6
–
NPCS2
29
21
13
–
–
5
–
NPCS1
28
20
12
–
–
4
–
NPCS0
27
19
11
–
–
3
–
MOSI
26
18
10
–
–
2
–
MISO
25
17
–
9
–
1
–
6048B–ATARM–29-Jun-06
SPCK
24
16
–
8
–
0
–
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