mc68hc08az60 Freescale Semiconductor, Inc, mc68hc08az60 Datasheet - Page 303
mc68hc08az60
Manufacturer Part Number
mc68hc08az60
Description
M68hc08 Family Of 8-bit Microcontroller Units Mcus
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC08AZ60.pdf
(452 pages)
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Part Number:
mc68hc08az60 1J35D
Manufacturer:
FREESCALE
Quantity:
20 000
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25-ioports
MOTOROLA
When bit DDRHx is a logic 1, reading address $000B reads the PTHx
data latch. When bit DDRHx is a logic 0, reading address $000B reads
the voltage level on the pin. The data latch can always be written,
regardless of the state of its data direction bit.
operation of the port H pins.
X = don’t care
Hi-Z = high impedance
1. Writing affects data register, but does not affect input.
Freescale Semiconductor, Inc.
DDRH
Bit
For More Information On This Product,
0
1
READ DDRH ($000F)
WRITE DDRH ($000F)
WRITE PTH ($000B)
READ PTH ($000B)
Go to: www.freescale.com
PTH
Bit
X
X
Table 8. Port H Pin Functions
I/O Ports
RESET
Figure 25. Port H I/O Circuit
Input, Hi-Z
I/O Pin
Output
Mode
DDRHx
PTHx
Read/Write
DDRH[1:0]
DDRH[1:0]
Accesses
to DDRH
Table 8
MC68HC08AZ60 — Rev 1.0
PTH[1:0]
Read
Accesses to PTH
Pin
summarizes the
PTH[1:0]
PTH[1:0]
Write
I/O Ports
Port H
PTHx
(1)
303
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