1.7 KiB
1.7 KiB
ATTNode PCB (SMD Version) v3
PCB for the ATTiny Sensor Node, SMD Version
Parts List
| Reference | Part | Notes |
|---|---|---|
| ATTiny3216 | ATTiny3216-S MCU (SOIC-20) | |
| RFM95 | HopeRF RFM95W Lora Module | |
| R1 | Resistor 100Ω SMD 1206 | Only if LED is mounted, Value fitting for LED |
| R2 | Resistor 47kΩ SMD 1206 | Pullup for NSS line, for more reliable programming |
| D1 | LED SMD 1206 | Optional, connected to pin 11 (B0) |
| C1,C2 | Capacitor 100nF SMD 1206 | Bypass Capacitors for ATTiny and RFM95 |
| BAT1 | CR2032 Battery Holder | See pictures for the type I used |
| ANT1 | 868 MHz Antenna | SMA Connector, u.fl Connector or Coil Antenna |
| J1 | 1x9 Pin 2.54mm pitch header | Optional, for the Case directly solder the Sensor to the Backside of the PCB |
| J2 | 1x4 Pin 2.54mm pitch header | Optional, for the Case directly solder the Sensor to the Backside of the PCB |
| PRG1 | 2x3 Pin 2.54mm pitch header | Optional, has to be shortened from standard height to fit in the Case |