Philips CD-I - Page 58

Bit
D15
D14
D13
D13
D12
Dll
DlO
D09
DOB
D07
D06
DOS
D04
D03
D02
DOl
DOO
CA-:
OD-:
M/S-:
OP2:
OPl:
OPO:
bit assignment
Name Active
Note
CA-
OD-
M/S-
-
OP2
OPl
OPO
not used
not used
not
used
not used
not used
not used
L IC card cassette acknowledge
L output disable
L master/slave
not
used
not used
not used
not used
not used
H out port
2
H out port
1
H out port 0
IC card cassette acknowledge
H IC card not connected
L IC card connected
read only
VSR OD- pin select
H RGB output enable
L RGB output disable
low after reset
VSC(master) M/S- pin select
H master
L slave
high after reset
SCC68070 DMA channel 2 control
H dual address
L single address
Green LED control
H On
L Off
Red LED control
H On
L Off
3-18
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