TMP92CF30
2009-06-12
92CF30-141
Port R register
7 6 5 4 3 2 1 0
bit Symbol
PR3 PR2 PR1 PR0
Read/Write
R/W
PR
(0064H)
System
Reset State
Data from external port
(Output latch register is cleared to “0”)
Port R control register
7 6 5 4 3 2 1 0
bit
Symbol
PR3C
PR2C
PR1C
PR0C
Read/Write
W
System
Reset State
0
0
0
0
PRCR
(0066H)
Function
0:
Input,
1:
Output
Port R function register
7 6 5 4 3 2 1 0
bit
Symbol
PR3F
PR2F
PR1F
PR0F
Read/Write
W
System
Reset State
0
0
0
0
PRFC
(0067H)
Function
0:
Port
1: SPCLK
0: Port
1: SPCS
0: Port
1: SPDO
0: Port
1: SPDI
Port R drive register
7
6
5
4
3
2
1
0
bit Symbol
PR3D
PR2D
PR1D
PR0D
Read/Write
R/W
System
Reset State
1 1 1 1
PRDR
(0099H)
Function
Input/Output buffer drive register
for standby mode
Note: A read-modify-write operation cannot be performed for the registers PRCR, PRFC.
Figure 3.7.51 Register for Port R
<PR0C>
<PR0F>
0 1
0
Input port
Output port
1
SPDI input
Reserved
PR0 setting
<PR1C>
<PR1F>
0 1
0
Input port
Output port
1
Reserved
SPDO
output
PR1 setting
<PR2C>
<PR2F>
0 1
0
Input port
Output port
1
Reserved
SPCS
Output
PR2 setting
<PR3C>
<PR3F>
0 1
0
Input port
Output port
1
Reserved
SPCLK
output
PR3setting
Summary of Contents for TLCS-900/H1 Series
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