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bee-weighter
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Peter Babič 0f98d2d6d6
fix license web 		2 years ago
.vscode add required pio library 2 years ago
docs insert example data 2 years ago
include add platformio project 3 years ago
lib add platformio project 3 years ago
src convert calibrate the dekagrams weight 2 years ago
test add platformio project 3 years ago
.gitignore add required pio library 2 years ago
LICENSE fix license web 2 years ago
README.md fix license 2 years ago
platformio.ini add second required library 2 years ago

README.md

Bee weighter

The data the testing run harvested are available in data.ods. An excerpt:

674488892	14		16.05.2021 14:01:32
674488895	7			16.05.2021 14:01:35
674489230	0			16.05.2021 14:07:10
674489233	1			16.05.2021 14:07:13
674489236	5165	16.05.2021 14:07:16
674489239	-181	16.05.2021 14:07:19
674489242	-139	16.05.2021 14:07:22
674489245	-93		16.05.2021 14:07:25
674489258	2			16.05.2021 14:07:38
674489261	5			16.05.2021 14:07:41
674489264	9			16.05.2021 14:07:44

Quadruple strain

Using four single strain half bridges together again forms a full bridge, with the resistance doubled. 200kg max.

Two single strain half bridges togerher breadboardview

Two single strain half bridges togerher breadboardschematic

Bottom side

The bottom side for testing looked like this initially: The bottom side of the weighting platform

Commands

Load the code into the Arduino Pro Micro 3.3V:

pio run -t upload