Hi, I am using ESP32 with a PIR sensor connected to PIN 13 as an interrupt. The ISR checks for the connection status and posts the data to an API using the GET method. I tried power ESP32 with both USB power and External Power. When the GET request is made ESP32 is triggering Brownout detection and…

[image] ramprasadajay: void footfall() { if (WiFi.status() == WL_CONNECTED) { dataSend(); } else { WiFi.begin(ssid, password); dataSend(); } } That is entirely way to much code you are asking the ISR to run. If you are not going to use freeRTOS then I recommend you create…

ESP32 brownout on HTTP GET Request

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anon35827816 September 25, 2021, 7:06am 5

3000000uF, so 3F? Wow!
That's massive overkill.

Some USB ports won't supply more than 500mA since that used to be the official USB spec. So maybe that one didn't cut it. What kind of external power did you supply?

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ESP32 brownout on HTTP GET Request

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