HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 1271

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

PA
4
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
A20E:
IRQPAS: IRQ port switching select
*1
*2
Write to PADR
Read PADR
Address 20 enable
Figure C.7 (b) Port A Block Diagram (Pin PA
Modes 6 and 7
Mode 7
Modes 4 to 6
Modes 4 and 5
Notes: 1. Output enable signal
Rev.6.00 Sep. 27, 2007 Page 1241 of 1268
PA4ODR
Q
PA4PCR
Q
PA4DDR
Q
Q
WODRA
WPCRA
WDDRA
PA4DR
WDRA
2. Open drain control signal
Reset
Reset
Reset
Reset
R
C
R
C
R
C
R
C
RPCRA
RODRA
RDRA
RPORA
Appendix C I/O Port Block Diagrams
D
D
D
D
4
)
IRQPAS
IRQ4 interrupt
input
A20E
REJ09B0220-0600