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by chegewara
Mon Jan 25, 2021 7:20 pm
Forum: Hardware
Topic: The notorious "flash read err, 1000" - with a twist
Replies: 6
Views: 114

Re: The notorious "flash read err, 1000" - with a twist

https://github.com/espressif/esptool/wiki/ESP32-Boot-Mode-Selection#later-boot-messages This fatal error indicates that the bootloader tried to read the software bootloader header at address 0x1000 but failed to read valid data. Possible reasons for this include: [*] There isn't actually a bootloade...
by chegewara
Mon Jan 25, 2021 12:09 am
Forum: General Discussion
Topic: ESP32 Vs Micro SD issue
Replies: 3
Views: 119

Re: ESP32 Vs Micro SD issue

From pictures i dont see any obvious problems. It may be bad contact or soldering issue.
by chegewara
Sun Jan 24, 2021 10:20 pm
Forum: General Discussion
Topic: ESP32 Vs Micro SD issue
Replies: 3
Views: 119

Re: ESP32 Vs Micro SD issue

Image

This is difference between SD card and micro SD. You can use SD_MMC or SD SPI, depending how you wire it.
by chegewara
Sun Jan 24, 2021 7:26 pm
Forum: Hardware
Topic: ESP32S2 board resetting from deep sleep
Replies: 5
Views: 207

Re: ESP32S2 board resetting from deep sleep

rst:0x1 (POWERON),boot:0x8 (SPI_FAST_FLASH_BOOT) I (487) Sleep: esp_reset_reason=1 Timespent in deep sleep=1106ms I (487) Sleep: Not a deep sleep reset I (487) Main: Wake reason=0 Look at first line here. Its poweron reset, which is reset button pressed, power shortage etc. The same info you have f...
by chegewara
Sun Jan 24, 2021 12:04 pm
Forum: General Discussion
Topic: Looking for freelance developers
Replies: 2
Views: 114

Re: Looking for freelance developers

PM sent.
by chegewara
Sat Jan 23, 2021 7:31 pm
Forum: ESP-IDF
Topic: V4.2 Linux install.sh bug
Replies: 3
Views: 93

Re: V4.2 Linux install.sh bug

Im not 100% certain, but i think esp-idf itself is running in virtual env. The message you get here also would suggest that: ERROR: This script was called from a virtual environment, can not create a virtual environment again All you have to do is to source esp-idf in terminal that will be used to b...
by chegewara
Sat Jan 23, 2021 4:27 pm
Forum: General Discussion
Topic: ESP32 was ahead of its time
Replies: 3
Views: 176

Re: ESP32 was ahead of its time

Yes, its hard to miss RP2040 and rpi pico, but i think its not a competition to esp32 family. Im not saying, RP2040 seems to be really nice soc, especially its price ($4 for dev board!!!) and i will play with it for sure. Features like USB device/host and PIO are very interesting, but i think the bi...
by chegewara
Thu Jan 21, 2021 5:43 pm
Forum: Hardware
Topic: Resetting esp32
Replies: 9
Views: 416

Re: Resetting esp32

You didnt post any logs, but is there printed by any chance log like this one?

Code: Select all

Brownout detector was triggered
by chegewara
Thu Jan 21, 2021 11:14 am
Forum: General Discussion
Topic: ESP32 OTA over BLE.
Replies: 1
Views: 101

Re: ESP32 OTA over BLE.

There is few topics on this forum about OTA over BLE, but i will say it one more time. I am able to update with this method with speed over 1MB per minute. All depends on both devices configuration (MTU). I have 1 case when speed is much much slower and update takes around 20 minutes, but i could no...

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