All items tagged with RGB LED and ESP2 DevKitC (6)

| In the last installment, we built a small device using the ESP32 DevKitC, an RGB LED and a light-dependant resistor (LDR). This device perio...

| In previous parts of this series we saw how to use a web page on a local network to configure an IoT device. In this part, we use a web pag...

| In the last episode of this series we produced a small web server using the ESP32 DevKitC. On request from a web browser running on a PC or...

| In the recent installments, we used the MQTT protocol to exchange messages containing measurement values and commands between different clie...

| In this series we have developed MQTT clients able to send messages back and forth over the internet. With the summer break behind us we tak...

| The Pretzel board is a really useful tool especially when you are starting out with networks. Now however it was time to try out a different...