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Chapter 4 I/O Ports
Port 6
4-6-3 Block Diagram
Figure 4-6-3 Block Diagram (P60 to P67)
R
D
L
Q
Reset
Write
Read
R
D
L
Q
Reset
Write
Read
Pull-up resistor control
I/O direction control
Port output data
Port input data
Data bus
Read
P60-P67
P6PLU0-7
P6DIR0-7
P6OUT0-7
P6IN0-7
Read
R
Reset
D
L
Q
Write
Syncronous output event
R
D
L
Q
Reset
Write
R
S
D
L
Q
Reset
Set
0
1
P6SYO0-7
Read
Syncronous output control
M
U
X
Schmitt input