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Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -2,6 +2,9 @@ Simple station for monitoring environmental conditions in the lab over MQTT. +Based on the Bosch's [BME280 humidity, pressure, and temperature sensor](https://www.bosch-sensortec.com/products/environmental-sensors/humidity-sensors-bme280/). +Using Adafruit's [breakout board](https://www.adafruit.com/product/2652). + Designed to work with [mqtt.chem.wisc.edu](https://mqtt.chem.wisc.edu/). ## Repository @@ -36,7 +39,7 @@ PCB images generated with [tracespace](https://github.com/tracespace/tracespace) | C3 | 22u | Yageo | CC1206MKX7R7BB226 | $0.75 | [DigiKey](https://www.digikey.com/en/products/detail/yageo/CC1206MKX7R7BB226/7071713?s=N4IgTCBcDaIMJwIxgAwDYCyBpAGgdgCU8AhYsMNEAXQF8g) | | D1, D2 | red LED | Lite-ON | LTST-C230KRKT | $0.50 | [DigiKey](https://www.digikey.com/en/products/detail/lite-on-inc/LTST-C230KRKT/386857?s=N4IgTCBcDaIDIBUDKCC0BhMBmADAaQCU8EQBdAXyA) | | Q1 | MOSFET N-ENH | On Semiconductor | 2N7000BU | $0.25 | [DigiKey](https://www.digikey.com/en/products/detail/on-semiconductor/2N7000BU/976604) | -| U1 | BME680 breakout | Adafruit | 3660 | $20.00 | [Adafruit](https://www.adafruit.com/product/3660) [DigiKey](https://www.digikey.com/en/products/detail/adafruit-industries-llc/3660/7915571) | +| U1 | BME280 breakout | Adafruit | 2652 | $20.00 | [Adafruit](https://www.adafruit.com/product/2652) [DigiKey]() | All prices are extended. Assuming an order of 10 PCBs, the boards themselves should cost around $5 each. |