HD6432633 Datasheet, PDF (1377/1453 Pages) Renesas Technology Corp – Series of Microcomputers (MCUs: microcomputer units)

*1
PA1
*2
Reset
R
QD
PA1PCR
C
WPCRA
RPCRA
Smart card
mode signal
TxD output
TxD output
enable
Modes 4 to 6
Address
enable
Reset
R
QD
PA1DDR
C
WDDRA
Reset
R
QD
PA1DR
C
WDRA
Reset
R
QD
PA1ODR
C
WODRA
RODRA
RDRA
RPORA
Legend
WDDRA : Write to PADDR
WDRA : Write to PADR
WODRA : Write to PAODR
WPCRA : Write to PAPCR
RDRA : Read PADR
RPORA : Read port A
RODRA : Read PAODR
RPCRA : Read PAPCR
Notes: *1 Output enable signal
*2 Open drain control signal
Figure C-6 (b) Port A Block Diagram (Pin PA1)
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