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ESC/VP21 Commands
113
Cable Layouts
f Serial connection
f Communications protocol
• Connector shape : D-Sub 9-pin (male)
• Projector input connector : RS-232C
At the projector
(PC serial cable)
At the computer
Signal Function
GND 5 5 GND GND
Signal wire ground
RD 2 3 TD TD
Transmit data
TD 3 2 RD RD
Receive data
DTR 4 6 DSR DSR
Data set ready
DSR 6 4 DTR
DTR
Data terminal ready
• Default baud rate setting : 9600bps
• Data length : 8bit
• Parity : None
• Stop-bit : 1bit
• Flow control : None
<At the projector>
<At the computer>