© BECOM Systems 2020
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Hardware User Manual - Argos3D - P33x
Last change: 29 June 2020/Version 12
No.
Signal
Type
Description
1
GND
P
Signal Ground
2
RS232 RxD
1)
RS485 A/Y
IO
DN
RS232 Receive Data
RS485 Negative Differential Data
3
RS232 TxD
1)
RS485 B/Z
IO
DP
RS232 Transmit Data
RS485 Positive Differential Data
Table 4-5: GPIO Connector Description
1)
The interface mode can be selected with the DIP-Switch (see chapter 0).
The RS232 interface is running in full duplex mode and the RS485 is running in half duplex mode.
Note
The usage of this interface may depend on the firmware version.
4.3.7
DIP-Switch (h)
The DIP-Switch allows configuring the RS232/RS485 transceiver. The following table shows the functionality of
each switch.
No.
Name
Description
1
-
Not used
2
-
Not used
3
RS485 Enable
ON: Transceiver works in RS485 mode
OFF: Transceiver works in RS232 mode
4
RS485 Termination
ON: Enables the 120Ω RS485 termination resistor
OFF: No termination resistor is active
Table 4-6: DIP-Switch Description
4.3.8
Reset-Button (i)
This button can be used to perform a hardware reset and a factory default reset.
For further information about the factory default reset function see Software User Manual of the Argos3D - P33x.
4.3.9
Debug-UART (j)
This Micro-USB connector provides a Debug-UART interface to the camera.
Note
Make sure that the termination resistor is always disabled, if the driver runs in RS232 mode.
