Implementation

Sensors

The following sensors were used in this product:

• Temp/Humidity: HTU21D-F (https://www.adafruit.com/product/1899)

  • I2C Operates on 0x40 7-bit address (0x80 8-bit)
  • Data measured and recorded in tempHumThread variable

• Lux (Light): LTR-303ALS-01 (https://www.adafruit.com/product/5610)

  • I2C Operates on 0x29 7-bit address (0x52 8-bit)
  • Data measured and recorded in lightSensorThread variable

• Moisture: DFRobot SEN0193 (https://www.dfrobot.com/product-1385.html)

  • Analog sensor. Reports data vales from 0 - 3.0V

Devices

The following devices were used in this product:

• Processor: Arm Mbed LPC1768 (https://www.sparkfun.com/products/retired/9564)

• uLCD: 144-G2 (https://os.mbed.com/users/4180_1/notebook/ulcd-144-g2-128-by-128-color-lcd/)

• Rotary Encoder: KY-040 (https://www.rcscomponents.kiev.ua/datasheets/ky-040-datasheet.pdf)

Schematic

This is the component-level circuit schematic of the product.

Other Details

For documentation about this product's functionality and usage instructions, please refer to the Documentation page.

For demonstration videos and product images, please see the Media page.