R8C/13 Group
15. Programmable I/O Ports
15.2 Port setting
Table 15.1 to Table 15.23 list the port setting.
Table 15.1 Port P00/AN7/TXD11 Setting
Register
PD0 PUR0
ADCON0
CH2, CH1, CH0,
ADGSEL0
UCON U1MR U1C0
SMD2,
Function
Bit
PD0_0 PU00
TXD1SEL
NCH
SMD0
002
XX
X
0
X
0
X
0
X
0
0
0
0
1
X
X
0
1
0
X
X
0
XXXX
XXXX
11102
XXXX
XXXX
XXXX
X
Input port (not pulled up)
002
XX
X
Input port (pulled up)
A/D input (AN7)
Output port
002
XX
X
Setting value
002
XX
X
1X
1
1
0
TXD11
X1
1X
1
TXD11, N-channel open output
X1
X: “0” or “1”
Table 15.2 Port P01/AN6 Setting
Register
Bit
PD0 PUR0
ADCON0
Function
PD0_1 PU00 CH2, CH1, CH0, ADGSEL0
0
0
0
1
0
1
0
X
XXXX
XXXX
11002
XXXX
Input port (not pulled up)
Input port (pulled up)
A/D input (AN6)
Setting value
Output port
X: “0” or “1”
Table 15.3 Port P02/AN5 Setting
Register
Bit
PD0 PUR0
ADCON0
Function
PD0_2 PU00 CH2, CH1, CH0, ADGSEL0
0
0
0
1
0
1
0
X
XXXX
XXXX
10102
XXXX
Input port (not pulled up)
Input port (pulled up)
A/D input (AN5)
Setting value
Output port
X: “0” or “1”
Table 15.4 Port P03/AN4 Setting
Register
Bit
PD0 PUR0
ADCON0
Function
PD0_3 PU00 CH2, CH1, CH0, ADGSEL0
0
0
0
1
0
1
0
X
XXXX
XXXX
10002
XXXX
Input port (not pulled up)
Input port (pulled up)
A/D input (AN4)
Setting value
Output port
X: “0” or “1”
Rev.1.20 Jan 27, 2006 page 145 of 205
REJ09B0111-0120
RENESAS [ RENESAS TECHNOLOGY CORP ]
