User's Guide

20
Pulse Counter:
Step 4: Select initial status of digital input. If pull up is selected, falling edge will be triggered and
increase 1; if pull down is selected, rising edge will be triggered and increase 1.
Parameters
Description
Digital Input
Initial status of counter.
Pull Down: Increase 1 when detecting rising edge
Pull Up/None: Increase 1 when detecting falling edge
Digital Filter
It’s recommended to enable when pulse period is greater than 250us.
Keep last value
when power off
Keep counted values when device powers off.
Step 5: Click “Start” or “Stop” to make the device start/stop counting.
Step 6: Check current count values by clicking “Refresh”.
Step 7: Click “Clear” to make the device count from 0.
Note:
1) UC50x only starts counting when it detects 6 pulses from pulse devices;
2) UC50x will send non-changable counting values if you do not click “Start”.
4.3.4 AI Settings
Step 1: Connect analog device to analog input ports on interface 2. If you need UC50x to power
the analog device, connect the power cable of device to 5V/9V/12V power output on interface 2.
Step 2: Go to “General -> AI” of ToolBox software or “Setting->AI Setting” to enable analog
input.