esp32可以进入下载状态,但不能下载

zdldcyy
Posts: 1
Joined: Sat Mar 27, 2021 9:51 am

esp32可以进入下载状态,但不能下载

Postby zdldcyy » Sat Mar 27, 2021 10:01 am

新买的ESP32 wroom-32E可以通过UART看到初始化信息,也可以看到进入下载模式(EN+Boot),但始终下载不了,显示Timed out waiting for packet header。
有人遇到过这种情况吗?一般新的esp32 模块到手是烧录过固件的吧。
  1. rst:0xc (SW_CPU_RESET),boot:0x12 (SPI_FAST_FLASH_BOOT)
  2. configsip: 0, SPIWP:0xee
  3. clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
  4. mode:DIO, clock div:2
  5. load:0x3fff0018,len:4
  6. load:0x3fff001c,len:5656
  7. load:0x40078000,len:0
  8. ho 12 tail 0 room 4
  9. load:0x40078000,len:13844
  10. entry 0x40078fc4
  11. [0;32mI (30) boot: ESP-IDF v3.0.7 2nd stage bootloader[0m
  12. [0;32mI (31) boot: compile time 09:04:31[0m
  13. [0;32mI (31) boot: Enabling RNG early entropy source...[0m
  14. [0;32mI (35) boot: SPI Speed      : 40MHz[0m
  15. [0;32mI (39) boot: SPI Mode       : DIO[0m
  16. [0;32mI (43) boot: SPI Flash Size : 4MB[0m
  17. [0;32mI (47) boot: Partition Table:[0m
  18. [0;32mI (51) boot: ## Label            Usage          Type ST Offset   Length[0m
  19. [0;32mI (58) boot:  0 phy_init         RF data          01 01 0000f000 00001000[0m
  20. [0;32mI (66) boot:  1 otadata          OTA data         01 00 00010000 00002000[0m
  21. [0;32mI (73) boot:  2 nvs              WiFi data        01 02 00012000 0000e000[0m
  22. [0;32mI (81) boot:  3 at_customize     unknown          40 00 00020000 000e0000[0m
  23. [0;32mI (88) boot:  4 ota_0            OTA app          00 10 00100000 00180000[0m
  24. [0;32mI (96) boot:  5 ota_1            OTA app          00 11 00280000 00180000[0m
  25. [0;32mI (103) boot: End of partition table[0m
  26. [0;32mI (107) boot: No factory image, trying OTA 0[0m
  27. [0;32mI (112) esp_image: segment 0: paddr=0x00100020 vaddr=0x3f400020 size=0x20614 (132628) map[0m
  28. [0;32mI (168) esp_image: segment 1: paddr=0x0012063c vaddr=0x3ffc0000 size=0x02d7c ( 11644) load[0m
  29. [0;32mI (173) esp_image: segment 2: paddr=0x001233c0 vaddr=0x40080000 size=0x00400 (  1024) load[0m
  30. [0;32mI (175) esp_image: segment 3: paddr=0x001237c8 vaddr=0x40080400 size=0x0c848 ( 51272) load[0m
  31. [0;32mI (205) esp_image: segment 4: paddr=0x00130018 vaddr=0x400d0018 size=0xdfc80 (916608) map[0m
  32. [0;32mI (526) esp_image: segment 5: paddr=0x0020fca0 vaddr=0x4008cc48 size=0x02504 (  9476) load[0m
  33. [0;32mI (530) esp_image: segment 6: paddr=0x002121ac vaddr=0x400c0000 size=0x00064 (   100) load[0m
  34. [0;32mI (542) boot: Loaded app from partition at offset 0x100000[0m
  35. [0;32mI (542) boot: Disabling RNG early entropy source...[0m
  36. 1.1.3
  37.  
  38. I (590) wifi: wifi firmware version: 703e53b
  39. I (590) wifi: config NVS flash: enabled
  40. I (590) wifi: config nano formating: disabled
  41. I (601) wifi: Init dynamic tx buffer num: 32
  42. I (601) wifi: Init data frame dynamic rx buffer num: 32
  43. I (601) wifi: Init management frame dynamic rx buffer num: 32
  44. I (606) wifi: wifi driver task: 3ffdeeb8, prio:23, stack:3584
  45. I (611) wifi: Init static rx buffer num: 10
  46. I (615) wifi: Init dynamic rx buffer num: 32
  47. I (619) wifi: wifi power manager task: 0x3ffe369c prio: 21 stack: 2560
  48.  
  49. Brownout detector was tr⸮ets Jul 29 2019 12:21:46
  50.  
  51. rst:0x1 (POWERON_RESET),boot:0x2 (DOWNLOAD_BOOT(UART0/UART1/SDIO_REI_FEO_V2))
  52. waiting for download
  1. Connecting........_____....._____....._____....._____....._____....._____.....____An error occurred while uploading the sketch
  2. _
  3.  
  4. A fatal error occurred: Failed to connect to ESP32: Timed out waiting for packet header

ESP_Gargamel
Posts: 786
Joined: Wed Nov 14, 2018 8:45 am

Re: esp32可以进入下载状态,但不能下载

Postby ESP_Gargamel » Mon Mar 29, 2021 2:12 am

请按这个文档:https://docs.espressif.com/projects/esp ... e-flashing 自查一下。另外,用 ls -l /dev/ttyUSB* 看下你的串口属性。

zhaozhaozhao
Posts: 21
Joined: Tue Apr 13, 2021 8:43 am

Re: esp32可以进入下载状态,但不能下载

Postby zhaozhaozhao » Tue Apr 13, 2021 8:45 am

hi, 下载的时候,GPIO0必须拉低,如果你用的是ESP32 devkitC的话,就是要按住boot按键
详细可以看这个链接https://github.com/espressif/esptool/wi ... -Selection

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