add terminal_rp2040

README.md

@@ -1,2 +1,19 @@
 # sensecap_indicator_rp2040
-Arduino examples for rp2040
+Arduino examples for rp2040.
+
+## Terminal rp2040 demo
+
+This demo is used together with [terminal_demo for esp32](https://github.com/Seeed-Solution/sensecap_indicator_esp32/tree/main/examples/terminal_demo), mainly realizes the collection of sensor data and sends the data to esp32.
+
+This demo depends on the following packages.
+
+- [Serial communication protocol](https://github.com/bakercp/PacketSerial)
+- [SGP40 TVOC sensor library](https://github.com/Sensirion/arduino-i2c-sgp40)
+- [Transfer index library: Sensirion Gas Index Algorithm](https://github.com/Sensirion/arduino-gas-index-algorithm)
+- [SCD41 CO2 sensor library](https://github.com/Sensirion/arduino-i2c-scd4x)
+- [AHT20 temperature and humidity sensor libray](https://github.com/adafruit/Adafruit_AHTX0)
+- [Sensirion Arduino Core library](https://github.com/Sensirion/arduino-core)
+
+
+
+