23
Audio Matrix
Mic
NO
. ：
corresponding to the input channel of the device, that is, the channel number to which the mic is connected. (Parameters
need to be set separately for each channel)
Priority
：
the larger the number, the higher the priority. When the priority is the same, the priority will be handled according to the trigger
priority. If two microphones speak at the same time, the camera will automatically turn to the command corresponding to the microphone
with high priority level. However, if the priority of the two microphones is the same, the signal detected first shall be handled first.
Camera
Track
：
Start
camera
tracking
Apply
：
save the current microphone and camera tracking parameters to the device. (After the camera tracking is started, application
parameters are required to be clicked to be effective)
Microphone tracking settings
The preset point, serial port number, camera address, protocol and others related to the camera must correspond to the
actual connection of the camera.
GPIO and central control instruction
GPIO description
8 GPIO ports are configured on the back of the device, as shown in the below figure. The number or letter below the GPIO
port indicates the name of the GPIO port. GPIO 1-7 port has input and output function, while GPIO 8 only has output function.
V: means 5V, the internal stabilized voltage output of the device, DC 5V 600mA G: GND.
Apply
Active
Set
Mic Tracking
CameraTrack
Mic No.
Priority
Serial
Camera Addr
Protocol
Preset
1
1
1
1
232
PELCO-D
