A range of enhancements have been made to the original Bring-Up Test Code – it is now a full application. The latest updates include a range of improvements, Web Server, Push OTA, OLED Support, Increased Serial Monitor Information and a couple Buglet fixes. Although the development code was originally intended for board bring-up and testing,

The IPEM ESP32UE ATM90E32 IoT Power Energy Monitor – with External U.FL Connector and Antenna – Now is stock.  

Based on the ESP32 (with PCB Antenna), and ATM90E32, the IPEM boards are now in stock. Due to the amount of interest, the next production is already in progress . These will include both options of ESP32 (with PCB Antenna and with External antenna).

Update 4th March 2023 The schematic has been updated to 1.2303-201, to allow the option for the CT4 input on both ATM90E32 and ATM90E36 variants to optionally use the ESP32 ADC. This providing 4 single phase, or 3 phase + 1 single phase, monitoring from a single board. Awaiting delivery of the first batch of

The new IPEM Beta PCB’s have arrived, been tested and are now going into production, for March shipping.     These 3D images relate to the production version of the board.   In order for one PCB to facilitate easy selection of either ATM90E32 or ATM90E36, a few solder jumpers have been added to the bottom,

This is a NEW board and is in Beta (Testing during February 2023). Expected final production boards, early March 2023 Four versions of this board are planned. The board layout is designed to be a flexible dual purpose. ESP32 WROOM, with Internal Antenna, or UF.L connector for external antenna ATM90E32 or ATM90E36 Further details maybe