Quick Start Guide
Table Of Contents
13
Working Theory 5.2
Alarm input: When input signal is 3.3V or idle, the Camera collects logic "1"; when input
signal is grounded, the Camera collects logic "0."
Alarm input Figure 5-2
Alarm output: Port ALARM_OUT and ALARM_COM form a switch to provide alarm output.
Normally the switch is off, and the switch will be on when there is an alarm output.
Alarm output Figure 5-3