HD6475328-CP10 Datasheet, PDF (393/459 Pages) Hitachi Semiconductor – original Hitachi CMOS microcomputer unit (MCU)

TCSR—Timer Control/Status Register
H'FFB1
FRT 3
Bit
Initial value
Read/Write
7
ICF
0
R/(W)*
6
OCFB
0
R/(W)*
5
OCFA
0
R/(W)*
4
OVF
0
R/(W)*
3
OLVLB
0
R/W
2
OLVLA
0
R/W
1
IEDG
0
R/W
0
CCLRA
0
R/W
Note: Bit functions are the same as for FRT1.
* Only writing of 0 to clear the flag is enabled.
FRC (H and L)—Free-Running Counter
Bit
7
6
5
H'FFB2, H'FFB3
4
3
2
1
FRT 3
0
Initial value
Read/Write
0
0
0
0
0
0
0
0
R/W R/W R/W R/W R/W R/W R/W R/W
Note: Bit functions are the same as for FRT1.
OCRA (H and L)—Output Compare Register A H'FFB4, H'FFB5
Bit
7
6
5
4
3
2
1
FRT 3
0
Initial value
Read/Write
1
1
1
1
1
1
1
1
R/W R/W R/W R/W R/W R/W R/W R/W
Note: Bit functions are the same as for FRT1.
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