HD6432621 Hitachi, HD6432621 Datasheet - Page 322

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

Pin
PF0/BREQ/IRQ2
278
Selection Method and Pin Functions
The pin function is switched as shown below according to the combination of
the operating mode, and bits BRLE and PF0DDR.
Operating
Mode
BRLE
PF0DDR
Pin function
input
PF0
0
0
Modes 4 to 6
output
PF0
1
IRQ2 input
BREQ
input
—
1
input
PF0
0
Mode 7
—
output
PF0
1