HD6432621 Hitachi, HD6432621 Datasheet - Page 1044

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

1000
PA2
Legend
WDDRA: Write to PADDR
WDRA:
WODRA: Write to PAODR
WPCRA: Write to PAPCR
RDRA:
RPORA: Read port A
RODRA: Read PAODR
RPCRA: Read PAPCR
Figure C-4 (c) Port A Block Diagram (Pin PA2)
*1
*2
Write to PADR
Read PADR
RxD input
enable
RxD input
SCK output
Modes 4 to 6
Address
enable
SCK output
enable
Notes: *1 Output enable signal
*2 Open drain control signal
Q
Q
Q
Q
PA2ODR
PA2PCR
PA2DDR
WDDRA
WODRA
WPCRA
PA2DR
WDRA
Reset
Reset
Reset
Reset
R
C
R
C
R
C
R
C
RPCRA
RODRA
RDRA
RPORA
D
D
D
D