Chapter 7
I/O Port
7.4 Port 0
The following table shows the special functions of Port 0.
7.4.1
Setup of Port 0
VII - 34
Port 0
Pin
P00
TM9IOC
P01
TM4IOB
P02
TM2IOB
P03
TM0IOB
P04
SBO3A
P05
SBT3A
P06
SBI3A
P07
SBCS3A
Table:7.4.2 P00 Function Selection
Register
TMIOEN1
Bit name
TM9OEN
1
0
Table:7.4.3 P01 Function Selection
Register
TMIOEN0
Bit name
TM4OEN
1
0
Table:7.4.1 Port 0
Special function
-
-
-
-
TM8IOC
BUZB
TM7IOC
NBUZB
SDA3A
TM7IOA
SCL3A
TM0IOA
TM8IOB
-
TM9IOA
-
Setup
TM9MD1
TMIOSEL1
TM9CK1-0
TM9IOSEL1-0
Other than 10
10
Other than 10
Setup
TM4MD
TMIOSEL0
TM4CK1-0
TM4IOSEL
Other than 11
11
Other than 11
-
-
-
-
-
-
-
-
-
-
TM2IOA
CLKOUTA
-
-
-
-
Function
10
TM9IO (output)
10
TM9IO (input)
-
P00
Function
1
TM4IO (output)
1
TM4IO (input)
-
P01