Ultrasonic sensor

platypus · June 26, 2021, 6:29am

Hi folks, Has anyone connected a JSN-SRo4T or HC-SRo4 unit to a heltic WiFi LoRa 32(V2) unit. I would like to set one up and transmit data to receiver unit using micropython?

shaffer · June 29, 2021, 3:58am

You can refer to this example:

github.com

HelTecAutomation/CubeCell-Arduino/blob/master/libraries/SensorBasic/examples/HC-SR04/HC-SR04HighPrecision/HC-SR04HighPrecision.ino

/* Heltec Automation HC-SR04 ultrasonic deistance sensors test example
 *
 * Function:
 * Read distance data from HC-SR04
 *
 * HelTec AutoMation, Chengdu, China
 * www.heltec.org
 *
 * this project also realess in GitHub:
 * https://github.com/HelTecAutomation/ASR650x-Arduino
 * 
 */
 
/* Vcc    +5V
   Trig   trigPin
   Echo   echoPin
   Gnd    GND
*/

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