AN8725FH Datasheet, PDF (34/36 Pages) Panasonic Semiconductor – Semiconductor laser power control IC

AN8725FH
ICs for Optical Disk Drive
s Application Notes (continued)
5. Register circuit configuration (continued)
4) CNTL1, CNTL2, CNTL3, ERRMSK, ERRFAC, DUMY, LDDENB
D-FF
DT0
to DT7
8-bit
White data (0 to 7)
8-bit
D
Q
Data (0 to 7)
Each control
circuit
WR*
CK
8-bit
Read data (0 to 7)
3-state
driver
8-bit
Data (0 to 7)
RD*
34