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C.8
Port C Block Diagram
PCn
Figure C-8 (a) Port C Block Diagram (Pins PC0 to PC5)
1132
*
1
*
2
Legend
WDDRA
: Write to PCDDR
WDRA
: Write to PCDR
WODRA
: Write to PCODR
WPCRA
: Write to PCPCR
RDRA
: Read PCDR
RPORA
: Read port A
RODRA
: Read PCODR
RPCRA
: Read PCPCR
n= 0 to 5
Q
PCnPCR
WPCRC
Q
PCnDDR
WDDRA
Q
PCnDR
Mode 4/5
Mode 6
Q
PCnODR
WODRC
Notes: 1. Output enable signal
2. Open drain control signal
Reset
R
D
C
RPCRC
Reset
R
D
C
Reset
R
D
C
WDRA
Reset
R
D
C
RODRC
RDRC
RPORC
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