D12320VF25V Datasheet, PDF (1004/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Appendix B Internal I/O Registers
TIOR4—Timer I/O Control Register 4
H'FE92
TPU4
Bit
:
Initial value :
Read/Write :
7
IOB3
0
R/W
6
IOB2
0
R/W
5
IOB1
0
R/W
4
IOB0
0
R/W
3
IOA3
0
R/W
2
IOA2
0
R/W
1
IOA1
0
R/W
0
IOA0
0
R/W
TGR4A I/O Control
0 0 0 0 TGR4A Output disabled
is output
1
1
0
compare
register
Initial output is 0
output
0 output at compare match
1 output at compare match
1
Toggle output at compare match
100
Output disabled
1
10
Initial output is 1 0 output at compare match
output
1 output at compare match
1
Toggle output at compare match
1 0 0 0 TGR4A _{Capture input}
1
is input
capture
source is
TIOCA4 pin
1 × ^register
Input capture at rising edge
Input capture at falling edge
Input capture at both edges
1××
Capture input Input capture at generation of
source is TGR3A TGR3A compare match/input
compare match/ capture
input capture
× : Don't care
TGR4B I/O Control
0 0 0 0 TGR4B Output disabled
1
1
0
is output
compare
register
Initial output is 0
output
0 output at compare match
1 output at compare match
1
Toggle output at compare match
100
Output disabled
1
10
Initial output is 1 0 output at compare match
output
1 output at compare match
1
Toggle output at compare match
1 0 0 0 TGR4B Capture input
is input
1 _capture
source is
TIOCB4 pin
1 × ^register
Input capture at rising edge
Input capture at falling edge
Input capture at both edges
1××
Capture input Input capture at generation of
source is TGR3C TGR3C compare match/input
compare match/ capture
input capture
× : Don't care
Rev.7.00 Feb. 14, 2007 page 970 of 1108
REJ09B0089-0700