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README.md

TinyLora PCB (SMD Version)

PCB for the TinyLora Sensor Node, SMD Version

Parts List

Reference Part Notes
ATTiny84 ATTiny84A-SSU MCU (SOIC-14)
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 A7
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 1x8 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