Barco BarcoGraphics Maxwell/ 6300 User Manual page 71

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Example :
Read data from the 2 line LCD of a projector with address
\x01. Suppose the backlight is on, top line (line 0)
contains the text "hello world" and the cursor is off.
Transmit
Start
Projector address
Command[0]
Command[1]
Checksum
Stop
Receive (acknowledge)
Start
Projector address
Command[0]
Command[1]
Checksum
Stop
\xfe
\x01
\x7a
\x01
\x7c
\xff
\xfe
\x01
\x00
\x06
\x07
\xff
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