LoRaWAN Weather Station

MCU Specification

• SX1262+STM8L152 integrated.

• Frequency Range: 865MHz ~ 867MHz.

• Maximum Power +21dBm constant RF output.

• High sensitivity: down to -140dBm.

• Deepsleep mode current with RTC: 2uA.

• TX mode current @17dBm: 50mA, @14dBm: 40mA.

• RX mode current: 10mA.

• Programmable bit rate up to 62.5kbps

• Preamble detection.

• Embedded memories (up to 64k bytes of Flash memory and 4k bytes of SRAM, 2k bytes of EEPROM).

• 16-MHz Harvard architecture CPU.

• 4-Channel DMA engine.

• Embedded 12-bit 1Msps SAR ADC.

• Embedded 2×12-bit DAC.

• Embedded 2x low power comparators.

• 96-bit unique Chip ID.

• 32.768kHz External Watch Crystal Oscillator.

• 1-16MHz External Crystal Oscillator for MCU (Optional).

• 32MHz External Crystal Oscillator

• Inbuilt 10A Relay for Controlling windows Blinds (Window Blinds Included)

• Operating Voltage (VDC): 3 ~ 5

• Analog to Digital Converter: Build-in 16-bit

Features

• Wind Vane

• Wind Speed Sensor

• connector to extend the cable

• Battery compartment

• LED Indicator: light on for 4s if the unit power up.

• Reset button

• Thermo – hygro sensor

• UV sensor

• Light sensor

• Rain collector

• Bubble level

Weather Station Specifications

• Temperature range: -30˚C – 60˚C

o Accuracy: + / – 1 °C, Resolution: 0.1˚C

• Relative humidity range: 10%～99%

o Accuracy: +/- 5%

• Rain volume display: 0 – 9999mm

o Accuracy: + / – 10%

• Resolution: 0.3mm (if rain volume < 1000mm) • 1mm (if rain volume > 1000mm)

• Wind speed: 0-50m/s (0~100mph)

o Accuracy: +/- 1m/s (wind speed< 5m/s) o +/-10% (wind speed > 5m/s)

• Light: 0-300k Lux

o Accuracy: +/-15%

• Measuring interval: 16 sec

• 3xAA 1.5v batteries