Component list and pin-out

E32 radio transcievers (UART) BMP280 (pressure, temp, ...) Raspberry Pi Pico (built-in temp sensor)

Assemble the kit (controller, sensor, pcb, småkomponenter)

Installing drivers and software

Sensor library

Download BME280 library (bme280.py) and upload to your Pico.

Thonny IDE

Software startup

Thonny IDE

The simplest program

Just to verify the radio setup, all you need is a few lines of code:

from machine import UART, Pin
import time

uart = UART(1, baudrate=9600, tx=Pin(8), rx=Pin(9))

while True:
    uart.write("Hello from Pico" + '\n')
    time.sleep(1)

Testing the kit

On Linux

The simplest way to see data coming from a CanSat

cat /dev/ttyUSB0 9600