MC68HC908GT16 Datasheet, PDF (236/412 Pages) Motorola, Inc – Microcontrollers

Input/Output (I/O) Ports
16.5 Port C
Port C is a 7-bit, general-purpose bidirectional I/O port. Port C also has
software configurable pullup devices if configured as an input port.
16.5.1 Port C Data Register
The port C data register (PTC) contains a data latch for each of the
seven port C pins.
NOTE: Bit 6 and bit 5 of PTC are not available in the 42-pin shrink dual in-line
package.
Address: $0002
Bit 7
6
5
4
3
2
1
Read: 0
Write:
PTC6 PTC5 PTC4 PTC3 PTC2 PTC1
Reset:
Unaffected by reset
= Unimplemented
Figure 16-9. Port C Data Register (PTC)
Bit 0
PTC0
PTC6–PTC0 — Port C Data Bits
These read/write bits are software-programmable. Data direction of
each port C pin is under the control of the corresponding bit in data
direction register C. Reset has no effect on port C data.
Technical Data
236
MC68HC908GT16 • MC68HC908GT8 — Rev. 2
Input/Output (I/O) Ports
MOTOROLA