Component | URL |
---|---|
DPS5020 - BT | [https://www.aliexpress.com/item/32821185351.html] |
Screw Terminals | [https://www.amazon.com/Wiwaplex-Insulated-Terminal-Binding-Amplifier/dp/B01LYA4YDP] |
Power Switch | [https://www.digikey.com/en/products/detail/e-switch/PVA6LRE21231/7423421 |
M3 Heat-Set Inserts | [https://www.amazon.com/Insert-Inserts-Compatible-FX-888D-SP40NUS/dp/B08BJD3W4X] |
M3 x 6mm Screws | [https://www.amazon.com/Alloy-Assortment-Oxidation-Treatment-Pieces/dp/B078V3YCF6] |
M3 x 12mm screws | [https://www.amazon.com/Alloy-Assortment-Oxidation-Treatment-Pieces/dp/B078V3YCF6] |
5.5 x 2.1 MM 1A DC Power Jack Socket | [https://www.amazon.com/Threaded-Connector-Adapter-7-87Ich-Lsgoodcare/dp/B07R6KB6GX] |
12 AWG, 14AWG, 30AWG Silicone Wire | [https://www.amazon.com/s?k=silicone+wire&ref=nb_sb_noss_2] |
Felt Pads | [https://www.amazon.com/Scotch-Value-Round-Assorted-SP845-NA/dp/B00V7UD93C] |
Install 4x M3 heat-set inserts in the standoffs for the power board in the case bottom. Use a soldering iron on moderate temperature (~500F).
Next, install 4x M3 heat-set inserts in the case top. Use a soldering iron on moderate temperature (~500F).
Use four M3x6mm bolts and install the power supply module in the case bottom.
Install the screw terminals, DPS50XX display module and power switch in the front panel.
Install the barrel jack socket in the rear panel and install the USB communications module using a pair of M3x6mm screws.
Wire the power switch in line between the +ve power terminal of the barrel jack and the input to the DPS50XX power supply module.
The 3.3V supply for the power switch LED can be tapped from an existing 3.3V regulator on the power supply module. Yellow wire = 3.3V, Black wire = GND.
Complete the rest of the wiring for the screw terminals, LCD, Keypad and USB communications module.
The author remixed this model.