User's Manual

Amroad Technology Inc.
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DB3100R VIDEO DOOR PHONE
GPIO (General Purpose Input/Output) & Relay Control
The following table explains input and out put pins of GPIO and Relay Control.
Port denition Description
GND Connect to Ground (GND)
DI2 (Digital Input
port 2)
DI2 is used to connect to PIR (Movement Detector, Intruder Detec-
tor).
DI1 (Digital Input
port 1)
DI1 is used for is used for detecting whether the door is closed or not.
DO2 (Digital Out-
put port 2)
Once DI2 is triggered, DO2 will turn on external light for 30 seconds.
DO1(Digital Out-
put port 1)
Connect to AR Relay Board to control Electronic Door Lock.
Figure 13: IO Connectors on the Rear Side of the DB3100R
Reset Button
There is a reset button on the back of the DB3100R.
The default IP type setting of the Video Door Phone is “DHCP Client “.
A. Pressing the reset button for 3 seconds=>DB3100R will turn into Statics IP mode as “192.168.0.50” and reboot by itself.
B. Or pressing for over 6 seconds =>Turn to DHCP mode as the default value and reboot by itself (Restore to factory setting).
NOTE: For more detailed information on GPIO, please refer to Appendix A. IO Application.