2. Basic Commands
Transm it
Start \xfe
Projector address \x01
Command[0] \x20
Command[1] \x0b
Data[0] \x01
Checksum \x2d
Stop \xff
Receive (acknowledge)
Start \xfe
Projector address \x01
Command[0] \x00
Command[1] \x06
Checksum \x07
Stop \xff
2.23 Aspect Ratio, Read
Description
Reads the actual Aspect Ratio
Command
Command [0] \x21
Command [1] \x0b
Returned Data
Data [0] = unsigned byte
byte value:
0 = Auto ; 1 = 4:3 ; 2 = 5:4 ; 3 = 16:9
Example
Read the PiP window which has the focus, result = \x01 (4:3 )
Transm it
Start \xfe
Projector address \x01
Command[0] \x21
Command[1] \x0b
Checksum \x2d
Stop \xff
58 R5976884 RLM SERIES 04/04/2006