tmp89fm43l TOSHIBA Semiconductor CORPORATION, tmp89fm43l Datasheet - Page 135

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

RA007
Port P9 output latch
Port P9 input/output control
(0x0F23)
(0x0009)
P9DR
P9CR
Note:Symbol "I" means secondary function input. Symbol "O" means secondary function output.
Function
Function
Read/Write
Read/Write
Bit Symbol
Bit Symbol
After reset
After reset
0:
1:
0:
1:
R
R
7
0
7
0
-
-
R
R
6
0
6
0
-
-
R
R
5
0
5
0
Page 121
-
-
R
R
4
0
4
0
-
-
R
R
3
0
3
0
-
-
R
R
2
0
2
0
-
-
Outputs L level when the
output mode is selected.
Outputs H level when the
output mode is selected.
(Serves as Hi-Z or pull-up
depending on settings of
P9OUTCR and P9PU.)
Input mode (port input)
Output mode (port output)
TXD1 (O)
RXD1 (I)
P9CR1
R/W
R/W
P91
1
0
1
0
TMP89FM43L
TXD1 (O)
RXD1 (I)
P9CR0
R/W
R/W
P90
0
0
0
0