mc68hc908as60 Freescale Semiconductor, Inc, mc68hc908as60 Datasheet - Page 323

• Manufacturer Part Number: mc68hc908as60
• Description: Mc68hc908as60 Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

20.10 Port H
20.10.1 Port H Data Register
MC68HC908AS60 — Rev. 1.0
NOTE:
Address:
Port H is a 2-bit, general-purpose, bidirectional I/O port.
The pins of port H are available only in the 64-pin QFP.
The port H data register (PTH) contains a data latch for each of the two
port H pins.
PTH[1:0] — Port H Data Bits
Reset:
Read:
Write:
These read/write bits are software programmable. Data direction of
each port H pin is under the control of the corresponding bit in data
direction register H. Reset has no effect on PTH[1:0].
Freescale Semiconductor, Inc.
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Bit 7
R
R
0
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Figure 20-23. Port H Data Register (PTH)
Input/Output (I/O) Ports
= Reserved
R
6
0
R
5
0
Unaffected by reset
R
4
0
R
3
0
R
2
0
Input/Output (I/O) Ports
PTH1
1
Technical Data
PTH0
Bit 0
Port H