Sony 70AP Car Stereo System User Manual


 
21
DSR Series
BIT-7 BIT-6 BIT-5 BIT-4 BIT-3 BIT-2 BIT-1 BIT-0
FRAMING
ERROR
OVERRUN
ERROR
PARITY
ERROR
TIME OUT
CHECKSUM
ERROR
SOFTWARE
OVERRUN
UNDEFINED
COMMAND
7. Protocol Command
7-1. VTR Command
00.0C : LOCAL DISABLE
When receiving this command, all functions of the DEVICE will be disabled.
00.11 : DEVICE TYPE REQUEST
12.11 : DEVICE TYPE
The “00.11 : DEVICE TYPE REQUEST” command is used to ask the model of the DEVICE to
be connected, and if the DEVICE receives this command, the “12.11 : DEVICE TYPE” with 2
bytes data will be sent back as a response.
NTSC Model : X=0
PAL Model : X=1
00.1D : LOCAL ENABLE
When receiving this command, the control panel operation will be enabled according to the
DEVICE setting.
When the power of the DEVICE is turned on, it will be set to the LOCAL ENABLE state.
10.01 : ACK
When receiving this command, the DEVICE will send back this command as acknowledgement.
11.12 : NAK
When detecting the communication errors or receiving the undefined COMMAND, the
CONTROLLER will send back this command as not-acknowledgement.
BIT-7 to BIT-0 of DATA-1 will be set in accordance with the contents.
[DATA-1]
20.00 : STOP
20.01 : PLAY
20.02 : REC
20.04 : STANDBY OFF
20.05 : STANDBY ON
When receiving one of the above commands, the DEVICE will be in the specified mode.
The “20.04 : STANDBY OFF” command is available only when the DEVICE is in STOP mode.
Model DATA-1 DATA-2
DSR-2000/2000P/2000A/2000AP 8X 14
DSR-1800/1800P/1800A/1800AP 8X 15
DSR-1600/1600P/1600A/1600AP 8X 16
DSR-1500/1500P/1500A/1500AP 8X 17
DSR-DR1000/DR1000P/DR1000A/DR1000AP 8X 18
DSR-85/85P 8X 10
DSR-80/80P 8X 11
DSR-70A/70AP 8X 13
DSR-70/70P 8X 13
DSR-60/60P 8X 12