HD6432621 Hitachi, HD6432621 Datasheet - Page 282

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Pin
PA0/A16
238
Selection Method and Pin Functions
The pin function is switched as shown below according to the operating mode,
bits AE3 to AE0 in PFCR, and bit PA0DDR.
Operating mode
AE3 to AE0
PA0DDR
Pin function
Operating mode
PA0DDR
Pin function
PA0 input
0
PA0 input
B'0000 to B'1000
0
Modes 4 to 6
PA0 output
Mode 7
1
PA0 output
B'1001 to B'1111
1
A16 output
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