112
'ĞƚͲ&ƵŶĐƟŽŶ>ŝƐƟŶŐ
dŚĞWĐĂŶŝŶƚĞƌƌŽŐĂƚĞƚŚĞ>&ĨŽƌƐƉĞĐŝĮĐŝŶĨŽƌŵĂƟŽŶdŚĞ'ĞƚͲ&ƵŶĐƟŽŶƉĂĐŬĞƚ
ĨŽƌŵĂƚĐŽŶƐŝƐƚƐŽĨϵďLJƚĞƐǁŚŝĐŚŝƐƐŝŵŝůĂƌƚŽƚŚĞ^ĞƚͲ&ƵŶĐƟŽŶƉĂĐŬĞƚƐƚƌƵĐƚƵƌĞ
Note that the “Value” byte is always = 000.
'ĞƚͲ&ƵŶĐƟŽŶĞƐĐƌŝƉƟŽŶ
Length:
Total Byte of Message excluding “CR”.
TV/DS ID
Identification for each of TV/DS (01~98; default is 01).
Command Type
Identify command type,
“g” (0x67h) : Get Command
“r” (0x72h) : Valid command Reply
“-“ (0x2Dh) : Invalid command Reply
Command:
Function command code: One byte ASCII code.
Value[1~3]:
Three bytes ASCII that defines the value.
CR
0x0D
'ĞƚͲ&ƵŶĐƟŽŶ&ŽƌŵĂƚ
^ĞŶĚ;ŽŵŵĂŶĚdLJƉĞсŐͿ
Name Length ID Command Type Command Value1 Value2 Value3 CR
Byte
Count
1 Byte
2
Byte
1 Byte 1 Byte 1 Byte 1 Byte 1 Byte
1
Byte
Bytes
order
12~3 4 5 6 7 8 9
ZĞƉůLJ;ŽŵŵĂŶĚdLJƉĞсƌŽƌͲͿ
If the Command is valid, Command Type = “r”
Name Length ID Command Type Command Value1 Value2 Value3 CR
Byte
Count
1 Byte 2
Byte
1 Byte 1 Byte 1 Byte 1 Byte 1 Byte 1
Byte
Bytes
order
12~3 4 5 6 7 8 9
/ĨƚŚĞŽŵŵĂŶĚŝƐEKdǀĂůŝĚŽŵŵĂŶĚdLJƉĞсͲ
Name Length ID Command Type CR
Byte
Count
1 Byte 2 Byte 1 Byte 1 Byte
Bytes
order
12~3 4 5