HD6432621 Hitachi, HD6432621 Datasheet - Page 1048

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

C.6
1004
Port C Block Diagrams
PCn
Figure C-6 (a) Port C Block Diagram (Pins PC0 and PC3)
Legend
WDDRC: Write to PCDDR
WDRC:
WODRC: Write to PCODR
WPCRC: Write to PCPCR
RDRC:
RPORC: Read port C
RODRC: Read PCODR
RPCRC: Read PCPCR
n = 0 or 3
*1
*2
Write to PCDR
Read PCDR
Smart card mode
signal
TxD output
Modes 4 to 6
Address
enable
TxD output
enable
Notes: *1 Output enable signal
*2 Open drain control signal
Q
Q
Q
Q
PCnODR
PCnPCR
PCnDDR
WODRC
WPCRC
WDDRC
PCnDR
WDRC
Reset
Reset
Reset
Reset
R
R
C
C
R
C
R
C
RPCRC
RODRC
RDRC
RPORC
D
D
D
D