Renesas F-ZTAT H8 Series Hardware Manual page 752

Appendix B Internal I/O Register
TIOR0—Timer I/O Control Register 0
Bit 7
—
Initial value 1
Read/Write —
I/O control A2 to A0
Bit 2 Bit 1
IOA2 IOA1
0
1
I/O control B2 to B0
Bit 6 Bit 5
IOB2 IOB1
0 0
1
1 0
1
Rev. 3.00 Mar 21, 2006 page 724 of 814
REJ09B0302-0300
6 5
IOB2 IOB1
0 0
R/W R/W
Bit 0
IOA0 GRA Function
0 0 GRA is an output
compare register
1
1 0
1
0 0 GRA is an input
capture register
1
1 0
1
Bit 4
IOB0 GRB Function
0 GRB is an output
compare register
1
0
1
0 GRB is an input
capture register
1
0
1
H'65
4 3
IOB0 — IOA2
0 1
R/W — R/W
No output at compare match
0 output at GRA compare match
1 output at GRA compare match
Output toggles at GRA compare match
GRA captures rising edge of input
GRA captures falling edge of input
GRA captures both edges of input
No output at compare match
0 output at GRB compare match
1 output at GRB compare match
Output toggles at GRB compare match
GRB captures rising edge of input
GRB captures falling edge of input
GRB captures both edges of input
ITU0
2 1 0
IOA1 IOA0
0 0 0
R/W R/W