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APPENDIX
21. Channel Tuning (Command: m a)
► Tune Channel to following Physical/ major/ minor number.
Transmission
Data0 : Physical Channel Number(Transmit by
Hexzdecimal code)
NTSC air: 02-45
NTSC cable: 01, 0e~7d
Data1, Data2 : Major Channel(two part) or Channel
Number(one part)
Data1 : High byte
Data2 : Low Byte
Two part channel number: Major number-Minor
number One part channel number:
In case of using one part channel number, minor
channel does not need.
Data3, Data4 : Minor Channel Number
Not needed for NTSC
Data3 : High byte
Data4 : Low Byte
Data5 :
Attribute
Example)
1. Analog channel: NTSC cable, channel num-
ber(35), main picture
Command: ma oo 23 xx xx xx xx 01
attribute(0x01): main picture, two part(it's not
mandatory), using physical channel, NTSC cabl
xx' data: don't care major and minor channel
number in case analog channel tuning.
[m][a][ ][Set ID][ ][Data0][ ][Data1][ ][Data2][Cr]
Acknowledgemnt
[a][ ][Set ID][ ][OK][Data0][Data1][Data2][Data3]
[Data4][Data5][x][a][ ][Set ID][ ][NG][Data0][x]
7
Main/ Sub
Picture
6
Two/ One
Part Channel
5
Using Physi-
cal Channel
4
Reserved
3 2 1 0 Step
0 Main 0 Two 0 Use x 0 0 0 0 NTSC air
1 Sub 1 One 1 No Use x 0 0 0 1 NTSC cable
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