As3935 lightning sensor

ESP8266 I2C Library for AS3935 Lightning Sensor. I still like the old 1-Wire counter Lightning sensor more as it always worked just fine. This lightning detector features a sensitive antenna tuned to identify lightning events in the 500kHz band. The AMS innovative AS3935 Franklin lightning sensor IC detects lightning distance, intensity, and frequency within a radius of 40km, in 15 steps, both indoors or outdoors. This sensor evaluates the electric fields in the air and verifies the specific cha Nov 20, 2017 · Programmable Lightning Detector IC. This Lovelace card for Home Assistant displays lightning detections from you own inexpensive AS3935 Lightning Detection Sensor. Not only can AS3935 detect lightning flashes, but it turns measured strike EMI magnitude into an estimated Figure 2: GUI of the AS3935 Lightning Sensor . Designed to use antenna calibration (capacitance) value provided with the board. I have read some Description:Based on the AMS reference design, this is a breakout board for the AS3935 digital lightning sensor. Oct 18, 2017 · This lightning sensor is designed to help users detect lightning up to 40 km away. GNU LGPL v2. May 19, 2021 · First, we need the software tool to connect with the logic analyzer. The AS3935 Franklin Lightning Sensor™ IC is a sensor IC capable of detecting lightnings based on the characteristic RF pattern generated by lightnings. Detects both cloud-to-ground and intra-cloud (cloud-to-cloud) flashes. /*! * @file DFRobot_AS3935_lightning_sensor_ordinary. Read the documentation. In power down mode (R0<0>=1), the entire AS3935 is switched off. An alternative is PulseView. Lightning sensor warns of lightning storm activity within a radius of 40km. Demo shows how this lightning sensor can be brought AS3935 (AMS社 Franklin Lightning Sensor)を使用した雷センサモジュールです。. Soldering iron (generic) 1. Occasionally lightning will emit a brief pulse of gamma radiation — something a new instrument aboard the International Space Station is set to study. GPIO. It works fine on the UNO, I moved it over to the Mega For his project, a Raspberry Pi uses the AS3935 Franklin Lightning Sensor to detect strikes up to 40km (25 miles) away. Example file hardware descripion is designed to work with Playing With Fusion breakout board SEN-39001, currently R01. Maintainer: Soldered. 2. Author: Soldered. Ships from and sold by Reland. This library is compatible with all architectures so you should be able to use it on all the Arduino boards. Next, we will use the AS3935 sensor module, and then deploy the AS3935 module to the cloud by accessing the DataLogger. It is programmable with I2C or SPI communication and supports 3. This includes all of the current Arduino modules! The breakout board features an Mar 31, 2015 · What is the AS3935 and How Does It Work? The Austrian Microsystems AS3935 is a programmable Lightning Sensor IC that detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation on the distance to the head of the storm. - Provides distance estimation to the head of the storm. It is very easy to be used as a plug and play device using the Grove standard cable can accept several adjustments to be Open Arduino IDE, upload the following sample code to the Arduino UNO. You can find out more by Searching CJMCU-3935 Datasheet. A lightning strike creates an electromagnetic pulse that can be detected using an external antenna tuned to 500 kHz, with a bandwidth of 33 kHz. (Common implementations are in README. Next similiar endeavor is to install the AS3935 Lightning sensor on a Tasmota firmware upgraded Sonoff basic device. This is library for AS3935 sensor with few examples. SPI Example: AS3935 SPI Code. Arduino library to support Austrian Microsystems AS3935 lightning sensor. Note: This tutorial was written for v20 of the AS3935 lightning detector. Tutorials. This innovative sensor is designed to interface with most current development systems and boards, including all current Arduino modules. A sophisticated algorithm for. The SparkFun AS3935 Lightning Detector adds lightning detection to your next weather station or to your next bike ride. When sensing an event the AS3935 utilizes an The AS3935 is a programmable fully integrated Lightning Sensor IC that detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation of the distance to the head of the storm. Tasmota now includes the AS3935 in their basic firmware. The AS3935 can detect the presence of lightning activity and provide an estimation on the distance to the head of the storm. It detects intracloud approaching storms. Features Franklin Lightning Sensor™ Lightning Sensor IC with Embedded Distance Estimation Algorithm. It detects intra-cloud activity, as well as cloud to ground flashes, often enabling risk to be evaluated for approaching storms. Includes specially tuned antenna, SPI or I2C interfacing, and a wide 2. The SparkFun Qwiic Lightning Detector adds lightning detection to your next weather station to make sure you are aware of any bad weather heading your way. AS3935 Lightning sensor Arduino library. The embedded lightning algorithm checks the incoming signal pattern to reject SparkFun Lightning Detector - AS3935. It is not intended to be used as an early warning indicator for lightning related storms. A lightning detector using the AS3935 chip from AMS. It detects both cloud-to-ground and cloud-to-cloud flashes. I’m using i2c on mine with this code: i2c: scl: D1 sda: D2 scan: True as3935_i2c: irq_pin: D7 indoor: True binary_sensor: - platform: as3935 name: "Storm Alert" sensor: - platform: as3935 lightning Jun 7, 2023 · The Grove Lightning Sensor is a highly sensitive sensor that detects electric fields free in air and using an internal proprietary algorithm determines if it is caused by the front end of a storm with lightning events. This sensor evaluates the electric fields in the air and verifies the SparkFun AS3935 Lightning Detector detects lightning up to 40km away with an accuracy of 1km. I decided to use an ESP8266 as microcontroller, so I can read the sensor data by WLAN. md) sensor = RPi_AS3935(address=0x03, bus=1) * Designed for use with with Playing With Fusion AS3935 Lightning Sensor * Breakout: SEN-39001-R01. possible to use it in portable devices. Sign in Apr 25, 2014 · Watch Digi-Key’s Chris Baird describe the AS3935 Lightning Sensor by AMS. Releases 2021-02-01 19:09:40 As per the association outline to interface the module to Arduino UNO. Mine happens to be compatible with Saleae Logic. 45 AUD, inc GST. --- capacitance registers for tuning (based on cal value provided) --- configurations for your application specifics (indoor/outdoor, etc) read status/info from sensor. 40 AUD, inc GST. The AS3935 sensor platform allows you to use your AS3935 sensor ( AliExpress, AMS_AS3935 ) in order to get notified when a thunderstorm is getting close. 2 Sensor Builder && SenseCAP Data Logger. Adapted for Spark Core, by Paul Kourany Apr 23, 2014; Link to manufacturer site: . In one of my previous videos, I showed you how to make such a detector with the help of the AS3935 sensor board which is specially designed for this purpose. For I2C support the SoftWire software bit-banging Arduino library is used. Feb 10, 2015 · Some time ago I bought an AS3935 lightning sensor breakout board from Tindie. ScioSense lightning sensor AS3935 is capable to detect lightning activity up to 40km, far greater than human senses. Solder Wire, Lead Free. Compatibility. Additional libraries needed for this example: MCP4725 support: MCP4725 12-bit DAC. Embedded man-made disturber rejection algorithm. AS3935 is a programmable Lightning sensor IC that detects presence and approach of hazardous lightning activity in nearby area. 3V and 5. DFRobot Lightning Sensor library. The sensor is connected to the ESP via Jun 10, 2024 · ScioSense AS3935 Franklin Lightning Sensor™ IC is a programmable fully integrated lightning sensor that detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation on the distance to the head of the storm. With this new sensor and a new Lovelace card (links below) you can monitor lightning presence in your local area. IT'S ALIVE! We can’t bring our creations to life without lightning! To celebrate this iconic monster movie element we’re going to incorporate a real AS3935 l Jun 28, 2021 · import time. - Intelligent algorithm provides for false disturber rejection. 09 AUD, exc GST. A lightning detector is a device that detects lightning produced by thunderstorms. In default, the IIC address is 0x73 which compares to the ADDRESS_3 in the code. The typical current consumption is 800nA. PWFusion_AS3935_I2C. - stevemarple/AS3935. Franklin lightning sensor. esp-easy as3935 mod1016 Updated Aug 9, 2017; Arduino; mauriziomezzetti / esp8266-as3935-i2c Star 1. 雷の発生を検知すると内部レジスタにデータ The benefits and features of AS3935, Franklin Lightning Sensor IC are listed below: Benefits Advanced warning ahead of human senses Early awareness of approaching storms Detection of both types of lightning phenomena Reduces false detections Flexibility for various applications Flexibility w indust. The AS3935 or CJMCU-3935 lightning distance sensor detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation on the distance of the storm. Maintainer: TangJie. SenseCAP S2110 Sensor Builder is an open-source tool to AS3935-for-ESP8266. After some googling around I found the Thunder click board manufactured by the Mikroelektronika. It can sense both strength of these strikes, and provide an estimate of how far away the storm is. Code Issues Sep 19, 2020 · I was able to install it in Docker but only if I manually run it. Jeddiah June 22, 2016, 2:00am 1. With a specially tuned antenna, SPI or I2C interfacing and a wide 2. After some time I needed another sensor for a new project, only to find that it has been discontinued. pdf: AS3935 Franklin Lightning Sensor IC: Franklin lightning sensor: User Guide: AS3935 Demo Kit User's Guide This project connects an AS3935 Lightning sensor to an Arduino which is then connected to a Raspberry Pi weather station. 5V standard operating range. ino. Franklin as3935 (Here's a link to some data on it. Comments 18. The lightning detector library also gives you access to settings such as storm sensing sensitivity when detecting indoors vs outdoors, or the number of lightning ESP32 is a series of low cost, low power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth. # sensor. The Franklin Lightning Sensor™ is the world’s 1st lightning-sensing IC that was designed for low-power, portable or fixed wire-line applications. This sensor is capable of detecting lightning up to 40 km away with an accuracy of 1km to the storm front! On the product is a sensitive antenna tuned to pick up lightning events in the 500kHz band. Skip to content. For quick testing, an IC hook was used. Head immediately for a safe shelter. This SparkFun lightning detector can also be configured using the lightning detector The AS3935 is a programmable lightning sensor IC that detects the presence and approach of potentially hazardous lightning activity in the vicinity. The address should be changed to match the address of the. Distance estimation to the head of the storm from overhead to 40km in 15 steps. AS3935 Franklin Lightning Sensor IC: Franklin lightning sensor: Application Note: AS3935 Application Note - How to compile the source files. ino SEN0290 Lightning Sensor This sensor can detect lightning and display the distance and intensity of the lightning within 40 km It can be set as indoor or outdoor mode. Apr 29, 2020 · shred. 00 $ 34. It calculates the energy of lightning events and it is capable to estimates the file DFRobot_AS3935_lightning_I2c. BCM) # Rev. An analog front-end (AFE) demodulates and amplifies the antenna signal, and a watchdog circuit alerts the lightning detector once an event crosses its threshold. Sensors. an AS3935 Franklin Lightning Sensor manufactured by AMS. Jun 22, 2016 · Using Arduino Sensors. The AS3935 needs callibration upon startup - and for this you need to check that certain internal clock are The AS3935 is a programmable fully integrated Lightning Sensor IC that detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation on the distance to the head of the storm. Features. MIDI Controller & Synthesizer Project – Part 1 AGM 5 Reviews. SCL -> SCL. I just got one of these sensors to use for a project, and tested it first on a Genuine UNO using the example code from this library: GitHub - raivisr/AS3935-Arduino-Library: AS3935 Franklin Lightning Sensor™ IC by AMS Arduino library. The Grove AS3935 Lightning sensor is an easy-to-use sensor built around the AS3935 IC, which can detect both cloud-to-ground and intra-cloud types of lightning, for up to 30 or 40 km. It connects to a WiFi network, and offers a JSON web service for detected lightnings. 14 AUD, exc GST. The AS3935 is capable of detecting lightning up to 40km away with an accuracy of 1km to the storm front with a sensitive antenna tuned to pick up lightning events in the 500kHz band. The sensor module can be found at many online shops selling products from China. Arduino library to support Austrian Microsystems AS3935 lightning sensor using the I2C interface. The AS3935 can be used in the following applications: power lines, weather stations, smart grids and more. $34. # bus equal to 1. In stock, ships same business day if ordered before 2PM. The AS3935 is a programmable Lightning Sensor IC that detects the presence and approach of potentially hazardous lightning activity in the vicinity. * @brief SEN0290 Lightning Sensor. The US National Weather Bureau suggests the 30-30 rule when 30 seconds later, the storm is within 10 km. Go to repository. Libraries for the AS3935 Lightning Sensor: I2C Example: AS3935 I2C Code. For information on the previous version of the hookup guide, you will need to head over to the older tutorial . Author: DFRobot. - Franklin Lightning Sensor provides early warning indication of lightning. In the event that you need to alter the I2C address, it would be ideal if you design the equipment IIC address by the dial switch and adjust the IIC address part: ADDRESS_X in the example code! fernbrown198889 Rep Jan 12, 2020 · With default settings, I just changed i2c pins, I was able to run the sketch and trigger the sensor with piezo from lighter, here is output from sketch, these are the reg settings from sensor. Beyond detection, the AS3935 has the ability to estimate the head of the storm down to 1 km. I thought this project might have some use in that regard as well. 5V standard operating range, this innovative sensor is designed to interface with most current development systems and boards. The ESP32 series employs either a Tensilica Xtensa LX6, Xtensa LX7 or a RiscV processor, and both dual-core and single-core variations are available. AS3935 Franklin Lightning Sensor™ IC by AMS Arduino library. This is just a toy. Using a sensitive RF receiver and a proprietary algorithm, it detects electrical emissions from lighting activity and provides estimation on the distance to the head of the storm from 40km away down to 1km. I read through this thread and it seems like maybe these sensors aren’t quite complete functionally. 00. There is an embedded algorithm in this device that helps to reject man-made noise. To read more on the AS3935 and / or to download the datasheet, go to: AS3935 Franklin Lightning Sensor™ IC – ScioSense. Skills Needed. with Esphome sketch I was not able to trigger the sensor even If I changed indoor to false. 0V power supply. storm activity within a 40km range. Delivered by Fri, 21st of Jun. You will also need to solder wire between the RedBoard Qwiic's pin 4 and the Qwiic AS3935's INT pin. The AS3935 IC by austria microsystems is a sensitive RF receiver - coupled with a proprietary algorithm - able to detect the specific radio frequency emissions generated by lightning activity. * @n This sensor can detect lightning and display the distance and intensity of the lightning within 40 km. ) It's a low power lightning sensor that packs a lot of info into a small package. AS3935. ScioSense AS3935 Franklin Lightning Sensor™ IC is a programmable fully integrated lightning sensor that detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation on the distance to the head of the storm. The chip issues a notification through an interrupt pin. Description. Figure 3: GUI of the AS3935 Lightning Sensor The following parameters can be defined on the AS39 35 Lightning Sensor: · Power Down In power down mode (R0<0>=1), the entire AS3935 is switched off. Breakout board for the AS3935 digital lightning sensor based on the AMS reference design. Aug 13, 2019 · The AS3935 is capable of detecting lightning up to 40km away with an accuracy of 1km to the storm front with a sensitive antenna tuned to pick up lightning events in the 500kHz band. Hardware details can be found on the SEN-39001 Product Page. Input commands and read data from AS3935 modules. Second, we connect the IRQ pin on the AS3935 to one of the available channels on the logic analyzer. This particular detection station is linked to the @toulouse_orages Twitter account, and with the help of a Python script Aug 12, 2019 · This item: AS3935 Lightning Sensor, Lightning Detection, Storm Distance . The device is housed in a 4 mm x 4 mm package and operates on a supply voltage range of ScioSense AS3935 Franklin Lightning Sensor™ IC is a programmable fully integrated lightning sensor that detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation on the distance to the head of the storm. This includes both cloud-to-ground and cloud-to-cloud flashes, which enables risk to be evaluated for approaching storms. The Thunder Click is a breakout board in the mikroBUS form factor, a Plug a Qwiic cable between the RedBoard Qwiic and the SparkFun AS3935 Lightning Detector. This is an ESP8266 and AS3935 based Franklin Lightning Detector. $33. The embedded lightning algorithm checks the incoming signal pattern to reject SparkFun Lightning Detector - AS3935 (Qwiic) Product Help and Resources. DFRobot_AS3935. The embedded lightning algorithm checks the incoming signal pattern to reject the potential man-made disturbers. Aug 28, 2021 · 1. Perform setup for AS3935 chip. Product page Introduction. Configure Arduino. The AS3935 is a programmable fully integrated Lightning Sensor IC that detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation on the distance to the head of the storm. The embedded lightning algorithm checks the incoming signal pattern to reject the potential man-made disturbers Mar 22, 2018 · Lightning storm detectors have been SMDKing/emp-sensor-detect-lightning-and-other-phenomena for a circuit that will generate fake lightning waveforms that fool the AS3935. SKU: SEN-15441 Brand: Sparkfun Guides (1) The SparkFun Lightning Detector adds lightning detection to your next weather station to make sure you are aware of any potential hazardous weather heading your $47. 1. Only US$63. The MOD-1016 can detect storm fronts up to 40km away, trigger interrupts on your microcontroller to let you know about weather events and changes in storm distance - you can even tell as storm fronts move closer and move further away. pdf: AS3935 Franklin Lightning Sensor IC: Franklin lightning sensor: Datasheet: AS3935 Datasheet. In this post I’ll explore using a RaspberryPi to interface the AS3935 Franklin Lightning Sensor IC from ams (Austria Mikro Systeme). Arduino Code for SEN-39002, Lightning Emulator for AS3935 Lightning Sensor by Playing With Fusion! Example configured for Arduino Uno R3 or clone. 2 Pis should set. After power up, the TRCO is n ot calibrated. The calibration must be The GPS sensor can be accessed through a library like the bolderflight/UBLOX one. This article introduces its pinout, datasheet, operating modes and other details. Install the sensor interface script the Raspberry Pi connected to your AS3935 sensor board. I have it connected to an UNO with the following connections: 5V -> VCC. from datetime import datetime. Open the serial monitor of the Arduino IDE and set the baud rate to 115200. The calibration must be The AS3935 is a programmable fully integrated Lightning\nSensor IC that detects the presence and approach of potentially\nhazardous lightning activity in the vicinity and provides an\nestimation on the distance to the head of the storm. GND -> GND. zone documents building a lightning detector using an AS3935 Franklin Lightning Sensor. It detects intra-cloud activity as well as cloud to ground ashes, often enabling risk to be evaluated for approaching storms. There are a number of sources that can cause false positives but the lightning detector itself can reliably filter these out by default. The US National Weather Bureau suggests the 30-30 rule when lightning Franklin Lightning Sensor™ IC with embedded distance estimation algorithm. + AS3935 Product details. The AS3935 Franklin Lightning Sensor™ is the world’s 1st lightning sensing IC that was designed for low power, portable or fixed wire-line applications. The embedded lightning algorithm checks the incoming signal pattern to reject The AS3935 is a programmable fully integrated Lightning Sensor IC that detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation on the distance to the head of the storm. A simple Linux python script to monitor the AS3935 Lightning Detector attached to the Raspberry Pi on which it is running and report information from the detector via MQTT to your Home Assistant installation. Feb 6, 2016 · What is the AS3935 and How Does It Work? The Austrian Microsystems AS3935 is a programmable Lightning Sensor IC that detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation on the distance to the head of the storm. 落雷や雲間放電で発生した信号を小型バーアンテナで受信し、独自のアルゴリズムによって雷雲までの距離や雷のエネルギーを判定します。. The Raspberry periodically reads the lightning file and generates a PNG graph plotting detected strikes by distance The AS3935 from ScioSense is a programmable lightning sensor IC that detects the presence and approach of potentially hazardous lightning activity in the vicinity. It is not really cheap, but still affordable. The module has three I2C, these addresses are: AS3935_ADD1 0x01 A0 = High A1 = Low AS3935_ADD2 0x02 A0 = Low A1 = High The Grove AS3935 Lightning sensor is an easy-to-use sensor built around the AS3935 IC, which can detect both cloud-to-ground and intra-cloud types of lightning for up to 30 or 40 km. Jul 26, 2020 · IronSheep (Stephen M Moraco) July 26, 2020, 12:38am 1. setmode(GPIO. The embedded lightning algorithm checks the incoming signal pattern to reject Feb 20, 2023 · The sensor on this module that makes this all possible is the AMS Franklin Lightning Sensor (AS3935) IC and a Coilcraft MA5532-AE dedicated antenna. Grove Lightning Sensor. 1 Raspberry Pis should leave bus set at 0, while rev. SKU: SEN0290 Brand: DFRobot Guides (1) Gravity: Lightning Sensor employs AMS innovative AS3935 Franklin lightning sensor IC and Coilcraft MA5532-AE dedicated antenna to detect lightning distance, intensity $36. Arduino I2C Library for AS3935 Lightning Sensor. About May 6, 2018 · This file configures then runs a program on an Arduino to interface with. The Lightning Sensor features self-tuning antenna circuits, built in algorithm and software programmable gain. After power up, the TRCO is not calibrated. The following parameters can be defined on the AS3935 Lightning Sensor: Power Down. GitHub: The card: Lovelace Lightning Detector Card shows data reported The AS3935 Franklin Lightning Detector gives you lightning detection for your next weather project. Library to support Austrian Microsystems AS3935 lightning sensor. 51, buy best cjmcu-3935 as3935 flash sensor strike detection storm distance module sale online store at wholesale price. 4 days ago · ScioSense AS3935 Franklin Lightning Sensor™ IC is a programmable fully integrated lightning sensor that detects the presence and approach of potentially hazardous lightning activity in the vicinity and provides an estimation on the distance to the head of the storm. The algorithms distinguish real lightning strikes from from man-made electromagnetic “disturbers” and can calculate the energy and distance of Oct 18, 2017 · Pat from Digi-Key Electronics gives a brief tutorial on the AS3935 Lightning sensor from ams by showing the set-up of the Mikroelektronika “Thunder Click” ev AS3935. Jul 5, 2020 · I’ve got one of these AS3935 Franklin Lightning Sensors and I’ve been futzing with it. Get it Feb 13 - 26. Look for some simple video’s explaining how get it started. AS3935 Lightning Sensor. Overview. $43. Gravity: Lightning Sensor employs AMS innovative AS3935 Franklin lightning sensor IC and Coilcraft MA5532-AE dedicated antenna to detect lightning distance, intensity, and frequency within a radius of 40km both indoors or outdoors. The AS3935 detects lightning activity as it Lightning Sensor. 4V to 5. WARNING: This project is for educational purposes only. Nov 26, 2019 · CJMCU-3935 AS3935 Flash Sensor Strike Detection Storm Distance Module. - Programmable detection levels enable threshold setting. I have several Arduino nanos laying around and was itching to make something. AS3935 Lightning sensor warns of lightning storm activity within a radius of 40km, Distance estimation to the head of the storm down to 1km in 14 steps ; Detects both cloud-to-ground and intra-cloud (cloud-to-cloud) flashes ; Embedded man-made disturber rejection algorithm AS3935 Lightning Sensor on ESP-Easy. In Stock. Apr 23, 2014 · AS3935-Spark-Library. The\nembedded lightning algorithm checks the incoming signal\npattern to reject the potential man-made Can detect the lightning front of a storm up to 30 – 40 km distance, when is still out of sight. Datasheet AS3935 pdf datasheet May 5, 2020 · How can you trigger a lightning sensor without buying a lightning emulator? How do you know if a CJMCU-3935 AS3935 Lightning Detector Sensor Module for Storm The Grove AS3935 Lightning sensor can detect both cloud-to-ground and intra-cloud types of lightning for up to 30 or 40 km. Navigation Menu Toggle navigation. In my searching I found the AS3935 Lightning detection sensor. (SKU:SEN0290) DFRobot_AS3935 is the lightning sensor library of DFRobot. For a secure connection, we recommend soldering a header or wire between the two. Lightning pulses are detected by the Arduino/AS3935 and read serially by the Raspberry and logged to a file. Contribute to bemcgarvey/AS3935 development by creating an account on GitHub. Lightning is a leading cause of storm deaths and causes billion $ damage. The AS3935 reliably filters false positives by default. Mar 30, 2021 · AS3935 is a configurable lightning sensor IC that detects the presence of potentially hazardous lightning activity. re fy uh cn uq tn jf zd yj cj