diff --git a/esp/rust/03_aht20/Data-Sheet-AHT20-Humidity-and-Temperature-Sensor-ASAIR-V1.0.03.pdf b/esp/rust/03_aht20/Data-Sheet-AHT20-Humidity-and-Temperature-Sensor-ASAIR-V1.0.03.pdf new file mode 100644 index 0000000..86cc200 Binary files /dev/null and b/esp/rust/03_aht20/Data-Sheet-AHT20-Humidity-and-Temperature-Sensor-ASAIR-V1.0.03.pdf differ diff --git a/esp/rust/03_aht20/README.md.txt b/esp/rust/03_aht20/README.md.txt new file mode 100644 index 0000000..e69de29