Smart PSU controller via MQTT

220VAC supply with input filter
Ethernet network compatible with TCP & UDP & DHCP
Isolated Input Voltage, Input Frequency measuring
Temperature, Humidity measuring
Set and track informations via MQTT
In application programming (IAP) from TFTP server via master and slave MCU (STM32F103CBT6)
SD Card to store firmware's and other data
Fully isolated design
Isolated on/off SSR relay
12V Fan control to cool down PSU
Output current and power consumption measuring
128x64 LCD