MC9S12T64 Datasheet, PDF (256/608 Pages) Motorola, Inc – Specification

Freescale Semiconductor, Inc.
Port Integration Module (PIM)
Port T I/O
Register (PTT)
Address Offset: $00E0
Bit 7
Read:
PTT7
Write:
ECT: I/OC7
Reset: 0
6
5
4
3
2
1
Bit 0
PTT6
PTT5
PTT4
PTT3
PTT2
PTT1
PTT0
I/OC6
I/OC5
I/OC4
I/OC3
0
0
0
0
= Reserved or unimplemented
I/OC2
0
I/OC1
0
I/OC0
0
Read: Anytime.
Write: Anytime.
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.
Port T Input
Register (PTIT)
Address Offset: $00E1
Bit 7
Read: PTIT7
Write:
Reset:
-
6
PTIT6
5
PTIT5
4
PTIT4
-
-
-
= Reserved or unimplemented
3
PTIT3
-
2
PTIT2
-
1
PTIT1
-
Bit 0
PTIT0
-
Read: Anytime.
Write: Never; writes to this register have no effect.
This register always reads back the status of the associated pins. This
can also be used to detect overload or short circuit conditions on output
pins.
MC9S12T64Revision 1.1.1
Port Integration Module (PIM)
For More Information On This Product,
Go to: www.freescale.com