MC9S12XD256MAL Datasheet, PDF (878/1348 Pages) Freescale Semiconductor, Inc – Freescale’s Scalable Controller Area Network

Chapter 22 DP512 Port Integration Module (S12XDP512PIMV2)
22.3.2.72 Port AD1 Pull Up Enable Register 0 (PER0AD1)
7
6
5
4
3
2
1
0
R
PER0AD123 PER0AD122 PER0AD121 PER0AD120 PER0AD119 PER0AD118 PER0AD117 PER0AD116
W
Reset
0
0
0
0
0
0
0
0
Figure 22-74. Port AD1 Pull Up Enable Register 0 (PER0AD1)
Read: Anytime.
Write: Anytime.
This register activates a pull-up device on the respective PAD[23:16] pin if the port is used as input. This
bit has no effect if the port is used as output. Out of reset no pull-up device is enabled.
Table 22-65. PER0AD1 Field Descriptions
Field
7–0
Pull Device Enable Port AD1 Register 0
PER0AD1[23:16] 0 Pull-up device is disabled.
1 Pull-up device is enabled.
Description
22.3.2.73 Port AD1 Pull Up Enable Register 1 (PER1AD1)
7
6
5
4
3
2
1
R
PER1AD115 PER1AD114 PER1AD113 PER1AD112 PER1AD111 PER1AD110 PER1AD19
W
0
PER1AD18
Reset
0
0
0
0
0
0
0
0
Figure 22-75. Port AD1 Pull Up Enable Register 1 (PER1AD1)
Read: Anytime.
Write: Anytime.
This register activates a pull-up device on the respective PAD[15:08] pin if the port is used as input. This
bit has no effect if the port is used as output. Out of reset no pull-up device is enabled.
Table 22-66. PER1AD1 Field Descriptions
Field
7–0
Pull Device Enable Port AD1 Register 1
PER1AD1[15:8] 0 Pull-up device is disabled.
1 Pull-up device is enabled.
Description
MC9S12XDP512 Data Sheet, Rev. 2.21
880
Freescale Semiconductor