Port H Pin Functions - Motorola MC68HC908AB32 Technical Data Manual

MC68HC908AB32 Rev. 1.0
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MOTOROLA
Table 17-9. Port H Pin Functions
DDRH
PTH Bit
Bit
(1)
0 X
1 X
Notes:
1. X = don't care.
2. Hi-Z = high impedance.
3. Writing affects data register, but does not affect the input.
Input/Output (I/O) Ports
Accesses
I/O Pin to DDRH
Mode
Read/Write
(2)
Input, Hi-Z DDRH[1:0]
Output DDRH[1:0]
Input/Output (I/O) Ports
Port H
Accesses to PTH
Read Write
(3)
Pin PTH[1:0]
PTH[1:0] PTH[1:0]
Technical Data
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