| Many of the IoT solutions you see at trade shows like Embedded World use Amazon Web Services (AWS). This platform is very powerful, robust a...
All items tagged with Journey into the Cloud - Article series and MQTT (22)
| In the last installment we built a small stand-alone device using the ESP32 Pico Kit, an RGB LED and an LDR, which we used to measure the am...
| 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 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...
| In the last installment, we implemented a small actuator project where we are able to switch a remote LED using MQTT. Now and then the link...
| In the last installment of this series, we developed a small sensor node based on the Pretzel board (equipped with an ATmega and ESP8266 WiF...
| In the last episode i built a small sensor board. The ATmega on the Pretzel board periodically takes a reading from a phototransistor and co...