AT91M40400-25C ATMEL Corporation, AT91M40400-25C Datasheet - Page 61

• Manufacturer Part Number: AT91M40400-25C
• Description: 16/32-bit Microcontroller, 2.7V to 3.6V Operating Range
• Manufacturer: ATMEL Corporation

PIO Output Data Status Register
Register Name:
Access Type:
Reset Value:
This register shows the output data status which is programmed in PIO_SODR or PIO_CODR. The defined value is effec-
tive only if the pin is controlled by the PIO Controller and only if the pin is defined as an output.
PIO Pin Data Status Register
Register Name:
Access Type:
Reset Value:
This register shows the state of the physical pin of the chip. The pin values are always valid regardless of whether the pins
are enabled as PIO, peripheral, input or output. The register reads as follows:
1 = The output data for the corresponding line is programmed to 1.
0 = The output data for the corresponding line is programmed to 0.
1 = The corresponding pin is at logic 1.
0 = The corresponding pin is at logic 0.
P31
P23
P15
P31
P23
P15
31
23
15
P7
31
23
15
P7
7
7
P30
P22
P14
P30
P22
P14
P6
P6
30
22
14
30
22
14
PIO_ODSR
Read only
0
PIO_PDSR
Read only
Undefined
6
6
P29
P21
P13
P29
P21
P13
29
21
13
P5
29
21
13
P5
5
5
P28
P20
P12
P28
P20
P12
P4
P4
28
20
12
28
20
12
4
4
P27
P19
P11
P27
P19
P11
27
19
11
P3
27
19
11
P3
3
3
P26
P18
P10
P26
P18
P10
P2
P2
26
18
10
26
18
10
2
2
AT91M40400
P25
P17
P25
P17
25
17
P9
P1
25
17
P9
P1
9
1
9
1
P24
P16
P24
P16
P8
P0
P8
P0
24
16
24
16
8
0
8
0
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