Chapter 7
I/O Port
VII - 34 Port 0
7.4 Port 0
The following table shows the special functions of Port 0.
Table:7.4.1 Port 0
7.4.1 Setup of Port 0
Table:7.4.2 P00 Function Selection
Table:7.4.3 P01 Function Selection
Pin Special function
P00TM9IOC----
P01TM4IOB----
P02 TM2IOB TM8IOC BUZB - -
P03 TM0IOB TM7IOC NBUZB - -
P04 SBO3A SDA3A TM7IOA - -
P05 SBT3A SCL3A TM0IOA TM2IOA CLKOUTA
P06 SBI3A TM8IOB - - -
P07 SBCS3A TM9IOA - - -
Setup Function
Register TMIOEN1 TM9MD1 TMIOSEL1
Bit name TM9OEN TM9CK1-0 TM9IOSEL1-0
1 Other than 10 10 TM9IO (output)
0
10 10 TM9IO (input)
Other than 10 - P00
Setup Function
Register TMIOEN0 TM4MD TMIOSEL0
Bit name TM4OEN TM4CK1-0 TM4IOSEL
1 Other than 11 1 TM4IO (output)
0
11 1 TM4IO (input)
Other than 11 - P01
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