i2c – Hermetry

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Solved Uno as an I2C slave sending floats to a Mega and taking commands back: values come out garbled

by wilsonmaker in Arduino · 5 replies

5 5 1 month ago by wilsonmaker

Solved HTU21D answers the scan but every humidity read comes back empty

by tyler_plc in Arduino · 6 replies

6 5 1 month, 4 weeks ago by tyler_plc

Solved 20×4 I2C LCD on the cleanroom pressure display only shows a row of solid blocks

by thompsonplc in Arduino · 5 replies

5 4 3 months, 3 weeks ago by thompsonplc

Solved Floats come out as garbage when my Uno reads a Nano over I2C

by fw_owen in Arduino · 6 replies

6 5 4 months, 1 week ago by fw_owen

Solved i2cdetect shows no address at all, is the BME280 broken or did I wire it wrong?

by kurtlab in Raspberry Pi · 5 replies

5 3 4 months, 3 weeks ago by hakan_dev

Solved i2cdetect shows an empty grid with a BME280 and a light sensor on my Pi 4

by lynchlab in Raspberry Pi · 6 replies

6 4 6 months, 1 week ago by rachelr77

Solved SCD30 on Pi gives Remote I/O error, should I write I2C in Python with bit-bang?

by hakan_dev in Raspberry Pi · 5 replies

5 3 9 months, 2 weeks ago by kurtlab

Solved ESP32 scanner finds my sensors on GPIO32/33, the libraries do not

by ciaran55 in Arduino · 6 replies

6 6 11 months, 1 week ago by ciaran55

Solved smbus2 write_i2c_block_data: what is the “cmd” byte for an ADS1115?

by aisha.maker in Raspberry Pi · 5 replies

5 5 1 year ago by aisha.maker