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CHAPTER 5 I/O Port
■ Block Diagram of Port 6, 7
Figure 5.6-1 Block Diagram of Port 6, 7
Pin
P63 to P60
PDR
PFS
DDR
Data register read
Pin
P67 to P64
PDR
PFS
DDR
Data register read
Pin
P70
PCK
1/ 2
frequency division
X0
CSEL
XOUTE
PDR
PFS
DDR
PFS
Data register read
Peripheral output
bus control
Peripheral output