Search found 6 matches

by sreedhar
Sun Apr 12, 2020 8:29 am
Forum: General Discussion
Topic: ESPNOW - After WIFI gets disconnected
Replies: 0
Views: 1398

ESPNOW - After WIFI gets disconnected

Hi Guys, I am trying to implement espnow if the wifi is disconnected. When wifi gets disconnected i get below error, assertion "netif already added" failed: file "C:/esp-idf/components/lwip/lwip/src/core/netif.c", line 395, function: netif_add abort() was called at PC 0x40126927 on core 1 I had alre...
by sreedhar
Sat Mar 28, 2020 11:02 pm
Forum: General Discussion
Topic: E (10062) esp_ota_ops: OTA image has invalid magic byte (expected 0xE9, saw 0x45)
Replies: 4
Views: 1394

Re: E (10062) esp_ota_ops: OTA image has invalid magic byte (expected 0xE9, saw 0x45)

Hi,
Could anyone guide me how to implement " simple_ota_example" properly.

Regards,
Sreedhar
by sreedhar
Mon Mar 23, 2020 6:26 pm
Forum: General Discussion
Topic: E (10062) esp_ota_ops: OTA image has invalid magic byte (expected 0xE9, saw 0x45)
Replies: 4
Views: 1394

Re: E (10062) esp_ota_ops: OTA image has invalid magic byte (expected 0xE9, saw 0x45)

Hi ESP_Sprite,

I copied over the bin file from build folder to endpoint folder. I am using the same example file as new firmware with just an additional printf statement.

Regards,
Sreedhar
by sreedhar
Sun Mar 22, 2020 10:43 pm
Forum: General Discussion
Topic: E (10062) esp_ota_ops: OTA image has invalid magic byte (expected 0xE9, saw 0x45)
Replies: 4
Views: 1394

E (10062) esp_ota_ops: OTA image has invalid magic byte (expected 0xE9, saw 0x45)

HI Guys. I am getting below error while executing simple OTA. Please help. I (5772) simple_ota_example: Starting OTA example I (7482) esp_https_ota: Starting OTA... I (7482) esp_https_ota: Writing to partition subtype 16 at offset 0x110000 E (10062) esp_ota_ops: OTA image has invalid magic byte (exp...
by sreedhar
Sun Mar 22, 2020 10:40 pm
Forum: General Discussion
Topic: MQTT - Save datra to a variable
Replies: 2
Views: 992

Re: MQTT - Save datra to a variable

Thank you.. I was able to save the data after some tinkering.

Thanks.
by sreedhar
Fri Mar 20, 2020 8:56 pm
Forum: General Discussion
Topic: MQTT - Save datra to a variable
Replies: 2
Views: 992

MQTT - Save datra to a variable

Hi Guys,

I am new to esp32, I am trying to implement MQTT using the example (TCP) provided. I am able to establish connection and sub to topics.

I want to know how I can save the data and topic to variables from event MQTT_EVENT_DATA.

Kindly help.

Regards,
Sreedhar

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