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TMP92CM22
2007-02-16
92CM22-234
I/O port (3/3)
Symbol Name Address 7 6 5 4 3 2 1 0
P92C P91C P90C
W
0 0 0
P9CR
Port 9
control
register
0026H
(Prohibit
RMW)
0: Input 1: Output
P92F P91F P90F
W
0 0 0
P9FC
Port 9
function
register
0027H
(Prohibit
RMW)
0: Port, SI
1: SCL
Note
0: Port
1: SO, SDA
0: Port, SCK
input
1: SCK
output
Note
P92ODE P91ODE
W
0 0
P9ODE
Port 9
ODE
register
0025H
(Prohibit
RMW)
1: Open
drain
1:
Open
drain
PC6C PC5C PC3C PC1C PC0C
W W W
0 0 0 0 0
PCCR
Port C
control
register
0032H
(Prohibit
RMW)
0: Input
1: Output
0: Input
1: Output
0: Input
1: Output
PC6F PC5F PC3F PC1F PC0F
W W W
0 0 1 0 0
PCFC
Port C
function
register
0033H
(Prohibit
RMW)
0: Port
1: INT3
TB0OUT0
0: Port
1: INT2
TA3OUT
0: Port
1: INT0
0: Port
1: INT1
TA1OUT
0: Port
1: TA0IN
PD3C PD2C PD1C PD0C
W
0 0 0 0
PDCR
Port D
control
register
0036H
(Prohibit
RMW)
0: Input
1: Output
0: Input
1: Output
0: Input
1: Output
0: Input
1: Output
PD3F PD2F PD1F PD0F
W
0 0 0 0
PDFC
Port D
function
register
0037H
(Prohibit
RMW)
0: Port
1: TB1OUT1
0: Port
1: TB1OUT0
0: Port
1: TB0IN1
INT5 input
0: Port
1: TB0IN0
INT4 input
PF7C PF6C PF5C PF4C PF3C PF2C PF1C PF0C
W
0 0 0 0 0 0 0 0
PFCR
Port F
control
register
003EH
(Prohibit
RMW)
0: Input 1: Output
− − PF5F PF3F PF2F PF0F
W W W
0 0 0 0 0 0
PFFC
Port F
function
register
003FH
(Prohibit
RMW)
Always
write “0”.
Always
write “0”.
0: Port
1: SCLK1
output
0: Port
1: TXD1
0: Port
1: SCLK0
output
0: Port
1: TXD0
Note: When using SI and SCK input function, set P9FC<P92F,P90F> to “0” (Function setting).