ESP32 P4 Eye Demo Wifi Failing

madnamdev
Posts: 3
Joined: Thu Dec 04, 2025 12:15 am

ESP32 P4 Eye Demo Wifi Failing

Postby madnamdev » Thu Dec 04, 2025 12:49 am

Hi,

I am trying to add hosted wifi to the esp32p4 eye factory demo, so that I can then stream the camera image over wifi.

I've added esp_wifi, and the hosted/remote dependancies to the project. But I get the following error during initialisation (this includes when I comment out everything other than wifi from the application)

Has anyone had luck adding wifi to the factory demo?

lbernstone
Posts: 1132
Joined: Mon Jul 22, 2019 3:20 pm

Re: ESP32 P4 Eye Demo Wifi Failing

Postby lbernstone » Thu Dec 04, 2025 7:17 am

You haven't included the error, but I'm going to guess you need to provide a hosted firmware for the c6 SoC.

madnamdev
Posts: 3
Joined: Thu Dec 04, 2025 12:15 am

Re: ESP32 P4 Eye Demo Wifi Failing

Postby madnamdev » Sun Dec 07, 2025 10:50 pm

Sorry, here is the error output on the monitor log...

I (681) main: Connecting to WiFi from secrets...
I (685) mt_wifi: Connecting to SSID '************'...
I (691) transport: Attempt connection with slave: retry[0]
W (695) H_SDIO_DRV: Reset slave using GPIO[33]
I (699) os_wrapper_esp: GPIO [33] configured
I (2223) sdio_wrapper: SDIO master: Slot 1, Data-Lines: 4-bit Freq(KHz)[40000 KHz]
I (2223) sdio_wrapper: GPIOs: CLK[28] CMD[27] D0[29] D1[15] D2[16] D3[17] Slave_Reset[33]
I (2227) sdio_wrapper: Queues: Tx[20] Rx[20] SDIO-Rx-Mode[1]
E (2259) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (2259) sdio_wrapper: sdmmc_card_init failed
E (2386) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (2386) sdio_wrapper: sdmmc_card_init failed
E (2513) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (2513) sdio_wrapper: sdmmc_card_init failed
E (2640) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (2640) sdio_wrapper: sdmmc_card_init failed
E (2767) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (2767) sdio_wrapper: sdmmc_card_init failed
E (2894) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (2894) sdio_wrapper: sdmmc_card_init failed
E (3021) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (3021) sdio_wrapper: sdmmc_card_init failed
E (3148) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (3148) sdio_wrapper: sdmmc_card_init failed
E (3275) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (3275) sdio_wrapper: sdmmc_card_init failed
E (3402) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (3402) sdio_wrapper: sdmmc_card_init failed
E (3529) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (3529) sdio_wrapper: sdmmc_card_init failed
E (3656) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (3656) sdio_wrapper: sdmmc_card_init failed
E (3783) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (3783) sdio_wrapper: sdmmc_card_init failed
E (3910) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (3910) sdio_wrapper: sdmmc_card_init failed
E (4037) sdmmc_common: sdmmc_init_ocr: send_op_cond (1) returned 0x107
E (4037) sdio_wrapper: sdmmc_card_init failed
E (4137) H_SDIO_DRV: card init failed

I have managed to follow a couple of standalone wifi tutorial http server projects using the board. So I don't think that firmware on the c6 is the issue.

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