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Latest revision as of 10:13, 27 May 2026
Overview
Power Jack and Connectors
X729 supports wide voltage input 6V-24V
| Power input | Wide voltage DC 6V-24V ,≥3A |
| DC Power Plug Size | 5.5*2.1mm |
| UPS power output | 5.1Vdc Max. 6A |
| Power output connector | XH2.54mm 2pin |
Pins and GPIO used
| Pin No. | Usage |
|---|---|
| 2, 4 | +5V power supply |
| 6 | Ground |
| 29 | GPIO5 for power management |
| 32 | GPIO12 for power management |
| 37 | GPIO26 for power management |
| 33 | GPIO13 for PWM fan speed control |
| 36 | GPIO16 for PWM fan speed reading |
| 31 | GPIO6 for AC power loss detection |
| 38 | GPIO20 for buzzer control |
Connector for External Power Switch
| Pin No. | Pin Description |
|---|---|
| 1 | Power on/off control connecting to switch |
| 2 | Ground |
| 3 | Ground |
| 4 | LED+ for power on, rebooting and shutdown |
- Please use momentary switch only and don't use latching switch
- Connector - Pitch 2.0mm 4pos
PCB dimention
- X729 Dimensions source file (DXF): File:X729-PCB-v1.dxf - You can view it with Autodesk Viewer online
18650 battery dimension
Do not use 18650 battery with built-in protection circuit
Battery Recommend for X729 board, please refer to: File:NCR18650B.pdf
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