TMP92CF30
2009-06-12
92CF30-107
Port 9 drive register
7 6 5 4 3 2 1 0
bit Symbol
P97D
P96D
P92D
P91D
P90D
Read/Write R/W
R/W
System
Reset State
1 1 1 1 1
P9DR
(0089H)
Function
Input/Output buffer drive register for standby mode
Note 1: A read-modify-write operation cannot be performed for P9CR, P9FC and P9FC2.
Note 2: When setting P96 pin to INT4 input, set P9DR<P96D> to “0” (prohibit input), and when driving P96 pin to “0”,
execute HALT instruction. This setting generates INT4 inside. If don’t using external interrupt in HALT
condition, set like an interrupt don’t generated. (e.g. change port setting)
Figure 3.7.17 Register for Port 9
<P90C>
<P90F>
0 1
0 Input
port
Output port
1
Don’t
setting
TXD0,TXD1
Output
P90 setting
<P91C>
0 1
Input port/
RXD0,RXD1
Input
Output port
P91 setting
<P92C>
<P92F>
0 1
0
Input port,
0
CTS
,
1
CTS
/SCLK0,SCLK1
Input
Output port
1 Don’t
setting
SCLK0,SCLK1
Output
P92 setting
Summary of Contents for TLCS-900/H1 Series
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