Maximum 8A (capable of directly driving motors or LED strips). Pulse Count: Adjustable from 1 to 9999, or set to infinite ( 2. Dual Operating Modes You can switch between these two modes by long-pressing the button for 2 seconds. PWM Mode (Display shows "%") Used for continuous speed control or dimming. Frequency: Set the oscillation speed (e.g., 20KHz). Duty Cycle: Controls the "On" time vs. total period (e.g., 60%). Pulse Mode (No "%" on display) Used for precise control of motor steps or timed bursts. Positive Pulse Width ( Duration the signal is HIGH. Negative Pulse Width ( Duration the signal is LOW. Pulse Number: The exact number of pulses to send before stopping. Delay Start: Sets a timer before the pulse sequence begins. 3. Button Functions & Settings ON/OFF Button:
- On the “Ready” screen, the user places their registered finger on the sensor.
- The screen displays the User ID and a message: “Verified” or “Please check your finger”.
- The device records the timestamp (Check-in or Check-out).
- Some models beep once for check-in, twice for check-out (configurable via Menu > Attendance > Status Switch).
- Go to Menu > Comm. Options > Ethernet.
- Set IP Address – Typically 192.168.1.x (e.g., 192.168.1.200).
- Set Subnet Mask – Usually 255.255.255.0.
- Set Gateway – Your router’s IP (e.g., 192.168.1.1).
- Press OK to save. The network icon on the top right should show a “connected” symbol.
Mara closed the terminal and looked at the box. The rain had stopped. She picked up the shard of hardware and, in the margins of her own notebook, began to sketch a plan: host a ceremony, write tests, invite collaborators. The manual had done more than explain a protocol; it had given her a story to live.