[Solved]Htcc-ab02, mpu9250 wake up intterrupt

skubi · November 5, 2020, 6:24am

Hello everyone, so i found interrupt example and mpu example, combine them, but how i can change interruption values, like i need to send something when it moves not so hard than in example, if it posible. Thanks!.

jasonXu · October 29, 2020, 7:55am

hi,

maybe you can refer this code:

github.com

HelTecAutomation/ASR650x-Arduino/blob/master/libraries/SensorBasic/examples/HC-SR04/HC-SR04.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
 * 
 */

#define trigPin GPIO1
#define echoPin GPIO2

float distance;
float pulse_width;

void setup()

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emvee · February 4, 2022, 8:35pm

Hi @jasonXu, I think the link for the sample code has changed; see https://github.com/HelTecAutomation/CubeCell-Arduino/blob/master/libraries/SensorBasic/examples/HC-SR04/HC-SR04NormalPrecision/HC-SR04NormalPrecision.ino.