tmp89fm43l TOSHIBA Semiconductor CORPORATION, tmp89fm43l Datasheet - Page 124

• Manufacturer Part Number: tmp89fm43l
• Description: 8 Bit Microcontroller Tlcs-870/c1 Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

8.3
I/O Port Registers
RA007
Port P2 function control
Port P2 output control
Port P2 built-in pull-up resistor control
Port P2 input data
P2OUTCR
(0x0F36)
(0x0F43)
(0x0F29)
(0x000F)
P2PRD
P2PU
P2FC
Note 1: The built-in pull-up resistor is connected. (The resistor is connected only when the port is used in the input mode or as
Note 1: If the port is used in the input mode or as the open drain output, the contents of the port are read. If not, "0" is read.
Note 1: * : Don’t care
Function
Function
Function
Read/Write
Read/Write
Read/Write
Read/Write
Bit Symbol
Bit Symbol
Bit Symbol
Bit Symbol
After reset
After reset
After reset
the open drain output. Under any other conditions, setting to "1" does not make the resistor connected.)
After reset
Function
0:
1:
0:
1:
0:
1:
R
R
R
R
7
0
7
0
7
0
7
0
-
-
-
-
Table 8-9 P2PRD Read Value (P20 to P22, P25)
P2CRi
0
1
1
Set condition
R
R
R
R
6
0
6
0
6
0
6
0
-
-
-
-
P2OUTCRi
Port function
C-MOS out-
put
Open drain
output
The built-in
pull-up re-
sistor is not
connected.
Note 1
Note 1
*
0
1
SCLK0 (O)
P2OUT5
P2PRD5
P2FC5
P2PU5
R/W
R/W
R/W
R
5
0
5
0
5
0
5
Page 110
*
The contents of the port are
read without condition.
SCL0 (I/O)
P2PRD4
P2PRDi read value
P2FC4
Contents of port
Contents of port
R/W
R
R
R
4
0
4
0
4
0
4
-
-
*
"0"
SDA0 (I/O)
P2PRD3
SO0 (O)
P2FC3
R/W
R
R
R
3
0
3
0
3
0
3
-
-
*
C-MOS output
Open drain output
The built-in pull-up resistor is not connec-
ted.
Note 1
Note 1
SCLK0 (O)
P2OUT2
P2PRD2
P2PU2
P2FC2
R/W
R/W
R/W
R
2
0
2
0
2
0
2
*
TXD0 (O)
P2OUT1
P2PRD1
P2FC1
P2PU1
R/W
R/W
R/W
R
1
0
1
0
1
0
1
*
TMP89FM43L
TXD0 (O)
P2OUT0
P2PRD0
SO0 (O)
P2FC0
P2PU0
R/W
R/W
R/W
R
0
0
0
0
0
0
0
*