HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 1270

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Appendix C I/O Port Block Diagrams
C.7
Rev.6.00 Sep. 27, 2007 Page 1240 of 1268
REJ09B0220-0600
Port A
PA
n
Figure C.7 (a) Port A Block Diagram (Pins PA
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
*1
*2
Write to PADR
Read PADR
Modes 6 and 7
Mode 7
Modes 4 to 6
Modes 4 and 5
Notes: n = 0 to 3
1. Output enable signal
2. Open drain control signal
Q
PAnPCR
Q
PAnDDR
Q
Q
PAnODR
WODRA
WPCRA
WDDRA
PAnDR
WDRA
Reset
Reset
Reset
Reset
R
R
C
C
R
C
R
C
RPCRA
RODRA
RDRA
RPORA
D
D
D
D
0
to PA
3
)