pcb1.md 2.5KB
Prototype
This is the hardware design for the initial prototype gifted as a birthday present. It’s a single sided PCB layout suitable for hand etching at home.
You can also download the Gerber files to order PCBs online.
Bill of Materials
These are all the parts required to assemble the prototype.
| ID | Type | Link | | -- | ---- | ---- | | U9 | Raspberry Pi Pico | Reichelt.de, Amazon.de | | U2 | TP4056 Charger Module | Amazon.de | | U4, U6, U8 | MOSFET Module N-Channel | Amazon.de | | U3, U5, U7 | Step-Up Converter Module | Amazon.de | | J2 | SSD1306 128x64 0.96” Display | Amazon.de | | S1 | ALPS EC12E24244 | Reichelt.de | | - | Cap for encoder knob | Reichelt.de | | D1 - D4 | LED 5mm | Reichelt.de | | D5 - D8 | 1N5819 Schottky Diode | Reichelt.de | | R1 - R4 | Resistor 1k Ohm | Reichelt.de | | R5 | Resistor 10k Ohm 0.1% Axial | Reichelt.de | | R6 | Resistor 18k Ohm 0.1% Axial | Reichelt.de | | SW1 - SW4 | 12mm waterproof stainless steel push button | N/A | | SW5A | Unknown Power Switch | N/A |