mc9s12xd256 Freescale Semiconductor, Inc, mc9s12xd256 Datasheet - Page 876

• Manufacturer Part Number: mc9s12xd256
• Description: Hcs12x Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Chapter 22 DP512 Port Integration Module (S12XDP512PIMV2)
22.3.2.66 Port AD1 Data Register 0 (PT0AD1)
Read: Anytime.
Write: Anytime.
This register is associated with AD1 pins PAD[23:16]. These pins can also be used as general purpose I/O.
If the data direction bits of the associated I/O pins are set to 1, a read returns the value of the port register,
otherwise the value at the pins is read.
22.3.2.67 Port AD1 Data Register 1 (PT1AD1)
Read: Anytime.
Write: Anytime.
This register is associated with AD1 pins PAD[15:08]. These pins can also be used as general purpose I/O.
If the data direction bits of the associated I/O pins are set to 1, a read returns the value of the port register,
otherwise the value at the pins is read.
876
Reset
Reset
W
W
R
R
PT0AD123
PT1AD115
0
0
7
7
PT0AD122
PT1AD114
0
0
6
6
Figure 22-68. Port AD1 Data Register 0 (PT0AD1)
Figure 22-69. Port AD1 Data Register 1 (PT1AD1)
PT0AD121
PT1AD113
MC9S12XDP512 Data Sheet, Rev. 2.17
0
0
5
5
PT0AD120
PT1AD112
0
0
4
4
PT0AD119
PT1AD111
0
0
3
3
PT0AD118
PT1AD110
0
0
2
2
PT0AD117
PT1AD19
Freescale Semiconductor
0
0
1
1
PT0AD116
PT1AD18
0
0
0
0