Sharp CD-C250X BK - Page 14

6 BYTE
6 BYTE
COMM
DATA
1 6 BYTE
1 6 BYTE 1
100 ms interval
Figure 14-1 CD microcomputer -- Main microcomputer data transmission
CK: 262 kHz or less
SCK
((
8 BIT
COMM
I
8 BIT
I
DATA
8 BIT
8 BIT
DATA and COMM are read
at rise of SCK.
LSB FIRST
Figure 14-2 CD microcomputer --
Main microcomputer data transmission
GNP 7
5 Pin
20ms
2.00 v
COMM
6 Pin
20ms
2.00 v
DATA
7 Pin
20ms
2.oov i
SCK
Figure 14-3
Figure 14-4
GNP 7
5 Pin
5~~2.00 V
COM
6 Pin
5lJS
2.00 v
DATA
7 Pin
5lJS
2.00 v
SCK
CNP 7
5 Pin
5ms
2.00 v
COM
6 Pin
5 ms
2.00 v
DATA
7 Pin
5 ms
2.00 v
SCK
t ; Iilr
Figure 14-5
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