CMIS ESP32 SDK v1 – Specification

CMIS (Current Monitor IoT Sensors), SDK Kit is based on an Espressif ESP32 WROOM and the board is designed to monitor four fully isolated DC currents up to 100A. An I2C reversible 2.54mm header is provided in the middle of the board, which will allow an OLED display (such as a SSD1306 I2C), to be […]

CMIS-1 ESP32 Additional ADC Advanced Functions

CMIS (Current Monitor IoT Sensors), SDK Kit is based on an Espressif ESP32 WROOM and uses the internal ADC for reading sensor values. Other useful advanced ESP32 ADC functions for future experimenting are: analogReadResolution(resolution): set the sample bits and resolution. It can be a value between 9 (0 – 511) and 12 bits (0 – […]

CMIS-1 Test Code Calibrate DC SensorZeroVoltage

CMIS (Current Monitor IoT Sensors), SDK Kit is based on an Espressif ESP32 WROOM and the board has four AC/DC ACS758 100A (ACS758LCB-100B-PFF-T), Hall Effect based, Linear Current Sensors. These bi-directional current sensors will read +/- 100A and have a sensitivity of typically 20mV/A.   The example code below will enable you to calibrate the […]

CMIS-1 Test Code DC Current with OLED Display

CMIS (Current Monitor IoT Sensors), SDK Kit is based on an Espressif ESP32 WROOM and the board has four AC/DC ACS758 100A (ACS758LCB-100B-PFF-T), Hall Effect based, Linear Current Sensors. These bi-directional current sensors will read +/- 100A and have a sensitivity of typically 20mV/A.   The example code below will measure a low voltage DC […]

CMIS-1 Test Code CT Clamp with OLED Display

CMIS (Current Monitor IoT Sensors), SDK Kit is based on an Espressif ESP32 WROOM and the board has a CT Clamp Input. The example code will read a voltage from the CT Current Clamp (or Current Transformer), and output to the OLED Display.  Each loop the RED LED will flash. Note, depending on your CT […]

CMIS-1 Test Code CT Clamp

CMIS (Current Monitor IoT Sensors), SDK Kit is based on an Espressif ESP32 WROOM and the board has a CT Clamp Input. The example code will read a voltage from the CT Current Clamp (or Current Transformer), and output to the serial monitor.  Each loop the RED LED will flash.  If a value is read, […]

CMIS-1 Test Code OLED

CMIS (Current Monitor IoT Sensors), SDK Kit is based on an Espressif ESP32 WROOM and the board has an I2C header designed for easy OLED connection. Displays random number between 0 and 99 and updates battery percentage.  Heartbeat RED LED flashes each loop cycle. You will need to select your OLED Display.  Uncomment/Comment as needed. // […]

EMIS-1 Test Code OLED

EMIS (Energy Monitoring IoT Sensors), SDK Kit is based on an Espressif ESP32 WROOM and the board has an I2C header designed for easy OLED connection. Displays random number between 0 and 99 and updates battery percentage.  Heartbeat RED LED flashes each loop cycle. You will need to select your OLED Display.  Uncomment/Comment as needed. […]

EMIS-1 Test Code Wifi

EMIS (Energy Monitoring IoT Sensors), SDK Kit is based on an Espressif ESP32 WROOM, which incorporated 2.4GHz Wireless. This code simply communicates with the 2.4GHz Wireless and scans for available Access Point or Router networks. Example Arduino code below.

CMIS-1 Test Code Wifi

CMIS (Current Monitor IoT Sensors), SDK Kit is based on an Espressif ESP32 WROOM, which incorporated 2.4GHz Wireless. This code simply communicates with the 2.4GHz Wireless and scans for available Access Point or Router networks. Example Arduino code below.  

EMIS-1 Test Code RGB LED

EMIS (Energy Monitoring IoT Sensors), SDK Kit contains an RGB LED.  This basic code is used to test the RGB LED. RED LED is on GPIO 2 Green LED is on GPIO 4 Blue LED is on GPIO 15 The separate POWER LED is RED and is always on. Note that in the default state, […]

CMIS-1 Test Code RGB LED

CMIS (Current Monitor IoT Sensors), SDK Kit contains an RGB LED.  This basic code is used to test the RGB LED. RED LED is on GPIO 2 Green LED is on GPIO 4 Blue LED is on GPIO 15 The separate POWER LED is RED and is always on. Note that in the default state, […]

WREN S2 DE SDK – Sample Code Introduction

From a base point, WREN S2 DE SDK is based on Open Source, Espressif ESP32-S2 and available to the Developer Community. Using the standard Arduino IDE, or Platform IO, for example, you will be able to derive and develop code that will enable a basic WREN S2 DE SDK  board bring-up and test the various […]

WREN S2 DE SDK – Technical Information

The new DitroniX WREN is both a Consumer Product, and also a Developers SDK.  It has been designed to easily, and safely, retrofit to industry standard Electric Reclining Chairs. WREN could also be used for a range of other DC controlled applications. A detailed comparison table is provided here The principle function of the DitroniX […]