0x3c is the less-than sign (<). This may indicate that the server is sending some HTML page as the response. Bullseye Exactly this was the problem. I changed code at server and problem resolved. Thanks. One more query related to OTA, does changing the name of the .bin file (to be downloaded) has an...

Thanks a lot friends for response. I will check and post results here.

I am trying my hands at " simple_ota_example " (with my ssid and pw). I uploaded simple_ota.bin file on my server. But I am getting this error: esp_ota_ops: OTA image has invalid magic byte (expected 0xE9, saw 0x3c Erasing the flash didn't solve the problem. Here is partition table as I see it in mi...

In my code, I start softAP, collect user SSID and password, and use it to connect the wifi in station mode. As I am near to connect to wifi I get this error just before getting IP. . . . . I (23855) wifi: n:1 0, o:1 0, ap:255 255, sta:1 0, prof:1 I (24695) wifi: state: init -> auth (b0) I (24695) wi...

Did it worked for you?

Good morning. Couldn't be a better start of morning :lol: . Thanks a lot ESP_igrr, this magic mantra wifi_config_t wifi_config = { }; solved the problem I was wrestling with many days. Now I can use call my "wifi_connect" function (where I have placed the code to connect wifi) from any where success...

Though it is not direct answer, but hope it will help. You can use lwip library to manage network communication. Here is an excellent link to tutorial. http://www.lucadentella.it/en/2017/07/08/esp32-20-webserver/ http://www.lucadentella.it/en/2017/01/30/esp32-8-connessione-tcp/ Its light weight and ...

I have this code to connect to wifi. tcpip_adapter_init(); ESP_ERROR_CHECK(esp_event_loop_init(event_handler, NULL)); wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT(); ESP_ERROR_CHECK(esp_wifi_init(&cfg)); ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA)); char *myssid = "myssid"; char *mypw = "m...

Thanks for the links. Seems very useful. Let me explore in detail.

I am making a hobby project which requires various IC's in different packages. Some are SOP-23-5, or TSSOP or DFN or QFN. Now that I want to test these in my table top circuit, these are too small to solder and even hold :o :( , some as small as 2 or 3 mm. Where can i find sockets which hold these. ...