S9S12GN32F0MLC Datasheet, PDF (243/1292 Pages) Freescale Semiconductor, Inc – MC9S12G Family Reference Manual and Data Sheet

Port Integration Module (S12GPIMV1)
Table 2-85. PPS0AD Register Field Descriptions
Field
Description
7-0 Port AD pull device select—Configure pull device and pin interrupt edge polarity on input pin
PPS0AD This bit selects a pullup or a pulldown device if enabled on the associated port input pin.
This bit also selects the polarity of the active pin interrupt edge.
1 Pulldown device selected; rising edge selected
0 Pullup device selected; falling edge selected
2.4.3.60 Port AD Polarity Select Register (PPS1AD)
Address 0x027B
7
R
PPS1AD7
W
Reset
0
1 _{Read: Anytime}
Write: Anytime
6
5
4
3
2
PPS1AD6 PPS1AD5 PPS1AD4 PPS1AD3 PPS1AD2
0
0
0
0
0
Figure 2-59. Port AD Polarity Select Register (PPS1AD)
Access: User read/write¹
1
0
PPS1AD1 PPS1AD0
0
0
Table 2-86. PPS1AD Register Field Descriptions
Field
Description
7-0 Port AD pull device select—Configure pull device and pin interrupt edge polarity on input pin
PPS1AD This bit selects a pullup or a pulldown device if enabled on the associated port input pin.
This bit also selects the polarity of the active pin interrupt edge.
1 Pulldown device selected; rising edge selected
0 Pullup device selected; falling edge selected
MC9S12G Family Reference Manual, Rev.1.23
Freescale Semiconductor
245