HD6432621 Hitachi, HD6432621 Datasheet - Page 1056

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

1012
PF1
Legend
WDDRF: Write to PFDDR
WDRF:
RDRF:
RPORF: Read port F
Figure C-9 (c) Port F Block Diagram in the H8S/2626 Series (Pin PF1)
Write to PFDR
Read PFDR
BUZZ output
Modes 4 to 6
BUZZ
output
enable
Q
Q
PF1DDR
WDDRF
PF1DR
WDRF
Reset
Reset
R
C
R
C
RDRF
RPORF
D
D
Bus controller
BRLE output
Bus request input
acknowledge output