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feat: add SparkFun Humidity and Temperature Sensor Breakout - Si7021 (SEN-13763)#287

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feat: add SparkFun Humidity and Temperature Sensor Breakout - Si7021 (SEN-13763)#287
sucloudflare wants to merge 2 commits into
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sucloudflare:feat/sparkfun-humidity-sensor-si7021

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Closes #136

Summary

Implements the SparkFun Humidity and Temperature Sensor Breakout - Si7021 (SEN-13763).

Components added

  • Si7021-A20 (imports/Si7021.tsx) — DFN-6 I2C humidity and temperature sensor, JLCPCB part C94258
  • 2× 4.7kΩ I2C pullup resistors (R1, R2)
  • 100nF decoupling capacitor (C1)
  • 4-pin header: VCC, GND, SDA, SCL

Resources

…(SEN-13763)

Closes tscircuit#136

Implements the SparkFun Si7021 Humidity and Temperature Sensor Breakout.

Components:
- Si7021-A20 chip (DFN-6) — I2C humidity and temperature sensor
- 2x 4.7kΩ I2C pullup resistors (R1/R2)
- 100nF decoupling capacitor (C1)
- 4-pin header: VCC, GND, SDA, SCL

Based on official schematic:
https://cdn.sparkfun.com/datasheets/Sensors/Weather/SparkFun_Si7021_Breakout.pdf
@tscircuit tscircuit Bot requested a deployment to Preview May 27, 2026 03:38 Abandoned
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SparkFun Humidity and Temperature Sensor Breakout - Si7021

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