Hello, the behavior you described is normal for a newly bought module. I can't say for sure but I believe it is working fine. As for pin statuses, there are 6 pins you definitely shouldn't connect and these are GPIO 6 to 11, I suggest connecting EN pin to a button with pull-up for reset function. La...

Actually what I thought was "it gonna read all the data from spi anyway how it could change the time", But it did and drastically did. I changed my code as to load more bulk data in each print command and data upload time reduced to 20 secs. Here are test results; Transferred Data Size ; 3278932 Byt...

Rearrange your data structure so you have all the common descriptor stuff at the top, and then use two arrays for all your elements. That way you only send the verbose stuff once, skip the sequencing, and can post the whole thing in one single transaction. { "Sensor type":"sensor", "Sensitivity:"bl...

Hello guys and thanks in advance for any reply, I'm currently working on a project and using an ESP32-Wrover for that purpose. What I do is simply getting readings from a sensor and storing them to PSRAM, 2Byte x 1.200.000 readings per try. Then I upload them to server ( I'm using a simple server sc...