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attnode/PCB_SMD
History
seiichiro 7e2b35eb19
PCB: Make Gerber Files pcbs.io Compatible 		2 years ago
..
Gerber_V1 Some Cleanup, Website as Primary Reference 3 years ago
Gerber_V2 PCB: Make Gerber Files pcbs.io Compatible 2 years ago
kicad_libs projectpath to 3dshapes 3 years ago
LORA_ATTINY84-cache.lib [SMD] Add Silkscreen, Add 47k Pullup to NSS for More Reliable Programming 3 years ago
LORA_ATTINY84-rescue.dcm [SMD] Add Silkscreen, Add 47k Pullup to NSS for More Reliable Programming 3 years ago
LORA_ATTINY84-rescue.lib [SMD] Add Silkscreen, Add 47k Pullup to NSS for More Reliable Programming 3 years ago
LORA_ATTINY84.kicad_pcb PCB: Make Gerber Files pcbs.io Compatible 2 years ago
LORA_ATTINY84.net Initial Commit 3 years ago
LORA_ATTINY84.pro Initial Commit 3 years ago
LORA_ATTINY84.sch Project Renamed to ATTNode 2 years ago
README.md Project Renamed to ATTNode 2 years ago
fp-info-cache PCB: Make Gerber Files pcbs.io Compatible 2 years ago
fp-lib-table [SMD] Added SMA/UFL Combo Antenna Port 3 years ago
sym-lib-table [SMD] Add Silkscreen, Add 47k Pullup to NSS for More Reliable Programming 3 years ago

README.md

ATTNode PCB (SMD Version)

PCB for the ATTiny 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