tmp89fm82t TOSHIBA Semiconductor CORPORATION, tmp89fm82t Datasheet - Page 139

• Manufacturer Part Number: tmp89fm82t
• Description: 8 Bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

RA000
Port P9 output latch
Port P9 input/output control
Port P9 input data
(0x0F23)
(0x0009)
(0x0016)
P9PRD
P9DR
P9CR
Note:Symbol "I" means secondary function input.
Note 1: * : Don’t care
Note 2: i = 0 to 3
Function
Function
Read/Write
Read/Write
Read/Write
Bit Symbol
Bit Symbol
Bit Symbol
After reset
After reset
After reset
Function
0:
1:
0:
1:
R
R
R
7
0
7
0
7
0
-
-
-
Table 8-16 P9PRD Read Value
Set condition
P9CRi
R
R
R
6
0
6
0
6
0
-
-
-
0
1
R
R
R
5
0
5
0
5
0
Page 123
-
-
-
P9PRDi read value
Contents of port
R
R
R
4
0
4
0
4
0
"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)
If the port is used in the input mode or as the sink open
drain output, the contents of the port are read. If not, "0"
is read.
PDU1 (I)
P9PRD3
P9CR3
R/W
R/W
P93
R
3
0
3
0
3
-
*
P9PRD2
PDV1 (I)
P9CR2
R/W
R/W
P92
R
2
0
2
0
2
-
*
PDW1 (I)
P9PRD1
P9CR1
R/W
R/W
P91
R
1
0
1
0
1
*
-
TMP89FM82T
P9PRD0
P9CR0
R/W
R/W
P90
CL1
(I)
R
0
0
0
0
0
-
*