All items tagged with MQTT and Test & Measurement (3)

| Smart water meters have already been on the market for some time, but replacing our old meters is often not so easy, for technical or bureau...

| RS-232 goes wireless! A modern and low-cost ESP32 module will give wings to a serial interface. In addition to its serial link communication...

| Go wireless with RS-232! With an Espressif ESP32 module, you can give wings to a serial interface. In addition to its serial link communicat...