PCB Design
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Since these projects are involve some soldering I highly recommend to buy a soldering iron before starting assemble it! Personally I'm using a 10$ one from Aliexpress, but since I have to solder SMD parts for the PCBs I've ordered a Soldering station like in the picture 😄
Soldering Iron
Soldering Station 1
Soldering Station 2
Hot Air Soldering Gun
New version on PCB has connectors for SSD1306 OLED screen, SHT3X sensor, AMS IAQ-Core C air quality sensor and all the necessary parts. The PCB has 48x48mm dimensions and an USB Type-C connection for power. You can order the PCB from PCBWay!
ESP12F/E
AMS iAQ Core-C
SHT3X sensors
1.3” 128x64 SSD1306 OLED display
SMD 0805 resistors
SMD 0805 capacitors
0603 Resistor array
AMS1117-3.3
4.5x4.5 button
2.54mm header
USB Type-C 6P
2.54mm 90 degree female header
| Prefix | Value | Package |
|---|---|---|
| R1, R5 | 10K Ω | SMD 0805 |
| R2, R3 | 5.1K Ω | SMD 0805 |
| R4 | 220K Ω | SMD 0805 |
| RN1 | 10K Ω | SMD array 0603-8P |
| C1, C3 | 100nF | SMD 0805 |
| C2, C4 | 10uF | SMD 0805 |
| U1 | AMS1117-3.3 | SOT223 |
| S2 | AMS iAQ Core C | - |
| - | SSD1306 OLED | 1.3" I2C bus 128x64px |
| SW1 | 90 degree Tactile Button | 4.5x4.5x7mm |
| Serial | 2.54mm 4P header | (optional) |
| USB | USB Type-C female connector | USB Type-C 6P |
| - | SHT3X connector | 90 degree 4P 2.54mm header |
PCB version 1.x.x no longer supported!
