MC68HC08AZ60ACFU MOTOROLA [Motorola, Inc], MC68HC08AZ60ACFU Datasheet - Page 319

• Manufacturer Part Number: MC68HC08AZ60ACFU
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

MC68HC08AZ60A — Rev 0.0
MOTOROLA
1. X = don’t care
2. Hi-Z = high impedance
3. Writing affects data register, but does not affect input.
DDRA Bit
0
1
When bit DDRAx is a logic one, reading address $0000 reads the PTAx
data latch. When bit DDRAx is a logic zero, reading address $0000
reads the voltage level on the pin. The data latch can always be written,
regardless of the state of its data direction bit.
the operation of the port A pins.
PTA Bit
X
X
(1)
Table 20-2. Port A pin functions
I/O Pin Mode
Input, Hi-Z
Output
I/O Ports
(2)
Accesses to
Read/Write
DDRA[7:0]
DDRA[7:0]
DDRA
Table 20-2
PTA[7:0]
Read
Pin
Accesses to PTA
Advance Information
summarizes
PTA[7:0]
PTA[7:0]
Write
I/O Ports
Port A
(3)
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