{"product_id":"espknack-esp32-c6-iot-wi-fi-lora-sx1262-galvanically-isolated-interfaces-rs485-rtc","title":"ESPKnack ESP32-C6 IoT Wi-Fi LoRa SX1262 Galvanically Isolated Interfaces RS485 RTC","description":"\u003cp\u003e\u003cstrong\u003eESPKnack – Ideal STEM Learning Development Kit, or fully fledged project for the home, industry or commercial installations.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eESPKnack - ESP32-C6 IoT Wi-Fi LoRa SX1262 Galvanically Isolated Interfaces RS485 RTC\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eESPKnack \u003c\/strong\u003ehas been designed to project versatility, from a bench STEM learning board, LoRa Dev Board, or a complete fully kitted LoRa project.\u003c\/p\u003e\n\u003cp\u003eGalvanic Isolation on both Inputs and Outputs, with multiple interfaces and expansion options.\u003c\/p\u003e\n\u003cp\u003eYou have the option to easily disable the LoRa device, so using this \u003cstrong\u003eESPKnack \u003c\/strong\u003ejust on WiFi, Bluetooth, Zigbee or Thread.\u003c\/p\u003e\n\u003cp\u003eThe options are left to your imagination, with this super \u003cstrong\u003eESPKnack\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eWhat is ESPKnack?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eFollowing in the success of the \u003cstrong\u003eESPRanger\u003c\/strong\u003e, coupled with user and backer feedback to further expand features and capabilities in other projects, this has culminated in the \u003cstrong\u003eESPKnack\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWhat I have done in \u003cstrong\u003eESPKnack\u003c\/strong\u003e, is to take the core of \u003cstrong\u003eESPuno Pi Zero\u003c\/strong\u003e with \u003cstrong\u003eESPRanger\u003c\/strong\u003e, and couple in, or fused, essentially Galvanic Isolation for inputs and outputs.\u003c\/p\u003e\n\u003cp\u003eThe below video is a preview of the \u003cstrong\u003eESPKnack \u003c\/strong\u003eusing a concept board with \u003cstrong\u003eESPRanger\u003c\/strong\u003e\u003cstrong\u003e.   \u003c\/strong\u003eA more detailed video will follow using the \u003cstrong\u003eESPKnack \u003c\/strong\u003eBeta Board as part of lab testing.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eESPKnack \u003c\/strong\u003ewill be the main board, together with optional Panel display board and DIN enclosure.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eESPKnack \u003c\/strong\u003ecan also be used as a standard ESP32-C6 based interface board (without LoRa), simply by not adding the LoRa enable jumper.  This give you a great all around interfacing board, using the ESP Wi-Fi, Bluetooth, Thread or ZigBee communications.\u003c\/p\u003e\n\u003ch4\u003eOverview of Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eLoRa (LoRaWAN) SX1262 Module (868MHz through to 915MHz)\u003c\/li\u003e\n\u003cli\u003eGalvanic Isolated Inputs\n\u003cul\u003e\n\u003cli\u003eIndustry Standard RS-485 (or DMX)\u003c\/li\u003e\n\u003cli\u003e4-20mA Current Loop\u003c\/li\u003e\n\u003cli\u003eDigital and Analogue Inputs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGalvanic Isolated Outputs\n\u003cul\u003e\n\u003cli\u003eDual Relay (with NC\/NO Contacts)\u003c\/li\u003e\n\u003cli\u003eDigital or PWM\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eADS1115 ADC 16bit\u003c\/li\u003e\n\u003cli\u003eDS3231SN Accurate RTC (with optional Battery Backup)\u003c\/li\u003e\n\u003cli\u003e64Kbit EEPROM\u003c\/li\u003e\n\u003cli\u003e5-60V DC Power Input SMPS (Wide Operating Voltage)\u003c\/li\u003e\n\u003cli\u003eDigital Temperature Board Sensor\u003c\/li\u003e\n\u003cli\u003eType C Interfaces (UART and MCU)\u003c\/li\u003e\n\u003cli\u003eExpansion Ports\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eDevices\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eESPRanger\u003c\/strong\u003e, provides a very compact board which includes the below main features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEspressif ESP32-C6 U.FL\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eWiFi, Bluetooth, Zigbee and Thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEByte E22-900MM22S\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eLoRa (LoRaWAN), SX1262 module for 868MHz through to 915MHz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChipanalog CA-IS2092\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eIndustry Standard Galvanic Isolated RS-485 interface\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRTC DS3231SN\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eAccurate RTC (with optional Battery Backup)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20mA Current Loop\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eHCNR200-500E - Galvanic Isolation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eADC ADS1115\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e16bit 4 Channels (Useable 3)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTI TMP102\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eDigital Temperature Board Sensor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFET 2N7002DW\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003ePWM\/GPIO Output Galvanic Isolation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelays SRD-05VDC-SL-CC\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e10A 250VAC or 10A 30V DC SPDT - NO\/NC - Galvanically Isolated Contacts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSiproin SSP9481\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e5 to 60V DC SMPS for wide ranging power input, providing a stable 5V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnSemi NCP167BMX330\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e5V to 3V3 DC SMPS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEEPROM P24C64C\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e64Kbit storage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eWhere can ESPKnack be used?\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eESPKnack\u003c\/strong\u003e board can be used in a wide range of projects and installations such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAgriculture\u003c\/li\u003e\n\u003cli\u003eAutomation\u003c\/li\u003e\n\u003cli\u003eCommercial\u003c\/li\u003e\n\u003cli\u003eEmergency Response\u003c\/li\u003e\n\u003cli\u003eFactories\u003c\/li\u003e\n\u003cli\u003eFarms\u003c\/li\u003e\n\u003cli\u003eGreenhouses\u003c\/li\u003e\n\u003cli\u003eHomes\u003c\/li\u003e\n\u003cli\u003eIndustry\u003c\/li\u003e\n\u003cli\u003eLivestock Monitoring\u003c\/li\u003e\n\u003cli\u003eMakers\u003c\/li\u003e\n\u003cli\u003eOff Grid Systems\u003c\/li\u003e\n\u003cli\u003eRobotics\u003c\/li\u003e\n\u003cli\u003eScientific Research\u003c\/li\u003e\n\u003cli\u003eSecurity\u003c\/li\u003e\n\u003cli\u003eShipping\u003c\/li\u003e\n\u003cli\u003eSmart systems\u003c\/li\u003e\n\u003cli\u003eSolar Farms\u003c\/li\u003e\n\u003cli\u003eSTEM Education\u003c\/li\u003e\n\u003cli\u003eSurveillance\u003c\/li\u003e\n\u003cli\u003eWind Farms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv dir=\"auto\" class=\"markdown-heading\"\u003e\n\u003ch4 dir=\"auto\" class=\"heading-element\" tabindex=\"-1\"\u003e\u003cstrong\u003eLoRa and LoRaWAN\u003c\/strong\u003e\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cp dir=\"auto\"\u003eThe main focus of the \u003cstrong\u003eESPKnack\u003c\/strong\u003e board was sensor flexibility and the ability to send this data to the outside world. LoRa provides a Long Range wireless communication technology.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe \u003cstrong\u003eESPKnack\u003c\/strong\u003e includes an EByte E22-900MM22S LoRa module, with Semtech SX1262. This module covers 850 to 930MHz, so allowing the \u003cstrong\u003eESPKnack\u003c\/strong\u003e to work in many countries around the World.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eExample \u003ca rel=\"nofollow\" href=\"https:\/\/www.thethingsnetwork.org\/docs\/lorawan\/frequencies-by-country\/\"\u003ebands\u003c\/a\u003e:\u003c\/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003eAS923 (AS1) band (920-923 MHz) in Japan, Malaysia, Singapore\u003c\/li\u003e\n\u003cli\u003eAS923 (AS2) band (915–928 MHz) in Asia\u003c\/li\u003e\n\u003cli\u003eAU915 band (915–928 MHz) in South America\u003c\/li\u003e\n\u003cli\u003eCN779 band (779-787 MHz) in China\u003c\/li\u003e\n\u003cli\u003eEU868 band (863–870 MHz) in Europe\u003c\/li\u003e\n\u003cli\u003eIN865 band (865-867 MHz) in India\u003c\/li\u003e\n\u003cli\u003eKR920 band (920-923 MHz) in Korea\u003c\/li\u003e\n\u003cli\u003eRU864 band (864-870 MHz) in Russia\u003c\/li\u003e\n\u003cli\u003eUS915 band (902–928 MHz) in North America\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eLoRa networks supported include \u003ca rel=\"nofollow\" href=\"https:\/\/www.thethingsnetwork.org\/\"\u003eTTN\u003c\/a\u003e, \u003ca rel=\"nofollow\" href=\"https:\/\/www.helium.com\/iot\"\u003eHelium\u003c\/a\u003e, \u003ca rel=\"nofollow\" href=\"https:\/\/www.skynetiot.io\/\"\u003eSkyNet\u003c\/a\u003e, \u003ca rel=\"nofollow\" href=\"https:\/\/meshtastic.org\/\"\u003eMeshtastic\u003c\/a\u003e, \u003ca rel=\"nofollow\" href=\"https:\/\/meshcore.co.uk\/\"\u003eMeshCore\u003c\/a\u003e and \u003ca rel=\"nofollow\" href=\"https:\/\/www.chirpstack.io\/\"\u003eChirpStack\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eLoRa Local Networks\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eA LoRa network can be local and self contained. This includes 'private' networks for company or farm usage. Examples are:\u003c\/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003eChirpStack (Open-source LoRaWAN)\u003c\/li\u003e\n\u003cli\u003eMeshtastic (Open source, Off-grid, Decentralized, Mesh network)\u003c\/li\u003e\n\u003cli\u003eMeshCore (Open source, Multi Platform System)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eChirpStack is an open-source LoRaWAN Network Server, providing a private network. or an integrated network with the wider LoRaWAN such as TTN.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eMeshtastic provides a way to connect nodes and propagate messages across an off-gride network.\u003c\/p\u003e\n\u003cdiv dir=\"auto\" class=\"markdown-heading\"\u003e\n\u003ch4 dir=\"auto\" class=\"heading-element\" tabindex=\"-1\"\u003eCoverage Examples:\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e\u003ca rel=\"nofollow\" href=\"https:\/\/ttnmapper.org\/heatmap\/\"\u003eTTN\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"nofollow\" href=\"https:\/\/helium.coveragemap.net\/heatmap\/\"\u003eHelium\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"nofollow\" href=\"https:\/\/www.skynetiot.io\/en\/coverage\"\u003eSkyNet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"nofollow\" href=\"https:\/\/thingsix.coveragemap.net\/heatmap\/\"\u003eThingsIX\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"nofollow\" href=\"https:\/\/meshmap.net\/\"\u003eMeshtastic\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"nofollow\" href=\"https:\/\/www.coveragemap.net\/2024\/02\/28\/mapping-with-chirpstack\/\"\u003eChirpstack\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eAn U.FL antenna connector is provided to allow internal or external antennas to be fitted.\u003c\/p\u003e\n\u003ch4\u003eRadio\u003c\/h4\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eESPKnack\u003c\/strong\u003e main MCU is the ESP32-C6 which includes a powerful radio module, opening up a range of IoT applications that include:\u003c\/p\u003e\n\u003cdiv dir=\"auto\" class=\"markdown-heading\"\u003e\n\u003ch4 dir=\"auto\" class=\"heading-element\" tabindex=\"-1\"\u003eWi-Fi 6\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e2.4 GHz (2400 ~ 2483.5 MHz)\u003c\/li\u003e\n\u003cli\u003e802.11ax (20 MHz bandwidth)\u003c\/li\u003e\n\u003cli\u003e802.11b\/g\/n (20\/40 MHz bandwidth)\u003c\/li\u003e\n\u003cli\u003eCE Max EIRP 19.81 dBm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv dir=\"auto\" class=\"markdown-heading\"\u003e\n\u003ch4 dir=\"auto\" class=\"heading-element\" tabindex=\"-1\"\u003eBluetooth\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e2.4 GHz (2400 ~ 2483.5 MHz)\u003c\/li\u003e\n\u003cli\u003eBluetooth LE\u003c\/li\u003e\n\u003cli\u003eBluetooth 5.3\u003c\/li\u003e\n\u003cli\u003eBluetooth Mesh\u003c\/li\u003e\n\u003cli\u003eCE Max EIRP 18.46 dBm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv dir=\"auto\" class=\"markdown-heading\"\u003e\n\u003ch4 dir=\"auto\" class=\"heading-element\" tabindex=\"-1\"\u003e\n\u003ca rel=\"nofollow\" href=\"https:\/\/www.threadgroup.org\/\"\u003eThread\u003c\/a\u003e 1.4\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e2.4 GHz (2405 ~ 2480 MHz)\u003c\/li\u003e\n\u003cli\u003e802.15.4\u003c\/li\u003e\n\u003cli\u003eThread Mesh\u003c\/li\u003e\n\u003cli\u003eCE Max EIRP 10.29 dBm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv dir=\"auto\" class=\"markdown-heading\"\u003e\n\u003ch4 dir=\"auto\" class=\"heading-element\" tabindex=\"-1\"\u003e\n\u003ca rel=\"nofollow\" href=\"https:\/\/csa-iot.org\/\"\u003eZigbee\u003c\/a\u003e 3.0\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e2.4 GHz (2405 ~ 2480 MHz)\u003c\/li\u003e\n\u003cli\u003e802.15.4\u003c\/li\u003e\n\u003cli\u003eZigbee Mesh\u003c\/li\u003e\n\u003cli\u003eCE Max EIRP 10.40 dBm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eZigbee and mesh are expanding in an range of home, farming and industrial applications, so will be interested to see how this develops over time.\u003c\/p\u003e\n\u003ch4 dir=\"auto\"\u003eOptions\u003c\/h4\u003e\n\u003cp dir=\"auto\"\u003eA range of options are available for ESPKnack:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"auto\"\u003eESPKnack Display Board\u003c\/li\u003e\n\u003cli dir=\"auto\"\u003eDIN Enclosure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eThese will be listed to purchase.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch4 dir=\"auto\"\u003eFurther Information\u003c\/h4\u003e\n\u003cp dir=\"auto\"\u003eA range of information, Project Updates, Code and Wiki pages, can be found on the \u003ca rel=\"noopener\" href=\"https:\/\/github.com\/DitroniX\/ESPKnack-LoRa-Isolated-I-Os-RS485-5-60V-4-20mA-Relays-DIN\" target=\"_blank\"\u003eESPKnack GitHub\u003c\/a\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e \u003c\/p\u003e","brand":"DitroniX","offers":[{"title":"Default Title","offer_id":53391133114696,"sku":"ESPKnack-SDK-900","price":55.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/8507\/9368\/files\/espknack-esp32-c6-iot-wi-fi-lora-sx1262-galvanically-isolated-interfaces-rs485-rtc-8336147.png?v=1782807990","url":"https:\/\/ditronix.net\/products\/espknack-esp32-c6-iot-wi-fi-lora-sx1262-galvanically-isolated-interfaces-rs485-rtc","provider":"DitroniX","version":"1.0","type":"link"}