FEASA LED ANALYSER
FUNCTIONAL VERSION
Serial Port Control (RS232)
For serial communications the LED Analyser must be connected from the 3-pin Serial
Connector to the PC or Controller using the supplied serial cable (LA-SER-02).
5VDC @ 200mA must be supplied to the 2-pin Power Connector using the Power Cable
provided (LA-PWR-01). See figure 7. Prolonged Voltages > 7V can damage the Analyser.
The Green LED should turn on to indicate the Analyser is ready for use.
The default serial communications settings are 57,600 Baud, 8 Data bits, 1 Stop bit and
No Parity.
The baud rate can be changed to any of the following:- 9600, 19200, 38400, 57600, 115200.
See the setbaud command for more details.
Serial Connector (RS232C)
Pin
Signal
Pin on 9-
Pin D-type
1 Tx from LED Analyser 2
2 Rx from LED Analyser 3
3 GND 5
Power Connector
Pin No Signal
1 Power (5V 200mA DC)
2 GND
Figure 7.
Please Ensure the RS232 GND (pin3) and the PSU GND are
connected together.
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