Sony 70P Car Stereo System User Manual


 
6
DSR Series
d. CMD2 : Assigns individual commands according to the following code category list.
. CMD2 code category list
CMD2 (0x00 to 0xFF)
|
+----- Operation related codes (0x00 to 0x7F)
| |
| +-----Basic operation, open operation (0x00 to 0x3F)
| |
| +-----AUTO/MACRO operation (0x40 to 0x5F)
| |
| +-----Machine, maintenance, and service related codes (0x60 to 0x6F)
| |
| +-----Other, special operation (0x70 to 0x7F)
+----- Preset related codes (0x80 to 0xFF)
|
+-----FILE related codes (0x80 to 0x8F)
|
+-----AUTO/MACRO MODE setting (0x90 to 0x9F)
|
+-----VIDEO related codes (0xA0 to 0xAF)
|
+-----AUDIO related codes (0xB0 to 0xBF)
|
+-----TC related codes (0xC0 to 0xCF)
|
+----- System parameter setting (0xD0 to 0xDF)
|
+----- Maintenance and service related codes (0xE0 to 0xEF)
|
+-----Other, special mode setting (0xF0 to 0xFF)
Individual codes are categorized as follows according to whether they are odd and even:
However, some codes do not fall into these categories depending on the content of commands.
Even (LSB=0) **** OFF, playback Odd (LSB=1) **** ON, recording
e. DATA : Additional data of individual commands (total of 255 bytes at maximum).
f. CS (CHECKSUM) : CS is the lower eight value of the sum of the data bytes from the first byte (ID) to
the last byte immediately before CS.