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DIY Electronics
IoT
Weather Sensing
91/140
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W99277ASB7_gerbers-kicad-st32nl0ttn-4.zip
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Item # Component Quantity
1
ST32ML011F4P6 TSSOP20
2
RFM95(W) Lora board
3
Buttoncell clip (2032)
4
BME280 6-pin SPI board
5
0805 C 100nF
6
0805 R 1kOhm
7
0805 R 10kOhm
8
0805 Led
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Detail Description
what's you project about? why did you decide to make it? How does it work? Show us with images and videos!

After having deployed a board with an attiny84 as cpu I built this one with an stm32l0 low power chip.

The attiny version runs for one year with 2 AAA batteries. This one should run just as long with only a button cell...


More details can be found on my github repo https://github.com/joba-1/STM32L0TTN

Project Tags (Optional, add up to 6 keywords)
RFM95W
JoBa-1
STM32L0
Button Cell
BME280
TTN
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