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 1.3" SSD1306 OLED screen and BME280 sensor and all the necessary parts. The PCB has 48x48mm dimensions and an USB connection for power.
ESP12F/E
Bosch BME280 I2C bus sensor
1.3” SSD1306 OLED display
SMD 0805 resistors
SMD 0805 capacitors
AMS1117-3.3
4.5x4.5 button
2.54mm header
microUSB 5.9mm 5P
2.54mm 90 degree female header
You can download the PCB Gerber files from here.
| Prefix | Value | Package |
|---|---|---|
| R1 | 10K Ω | SMD 0805 |
| R2 | 10K Ω | SMD 0805 |
| C1 | 100nF | SMD 0805 |
| C2 | 10uF | SMD 0805 |
| C3 | 10uF | SMD 0805 |
| C4 | 100nF | SMD 0805 |
| U1 | AMS1117-3.3 | SOT223 |
| - | SSD1306 OLED | 1.3" I2C bus 128x64px |
| Reset | 90 degree Tactile Button | 4.5x4.5x7mm |
| Serial | 2.54mm 4P header | (optional) |
| USB | microUSB female connector | microUSB-5P-5.9-M |
| - | BME280 connector | 90 degree 4P 2.54mm header |
