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NodeMCU sync failed verbose

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Apr 6th, 2017
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  1. Arduino: 1.6.11 (Windows 10), Board: "NodeMCU 1.0 (ESP-12E Module), 80 MHz, 115200, 4M (3M SPIFFS)"
  2.  
  3. Build options changed, rebuilding all
  4.  
  5. Sketch uses 222,213 bytes (21%) of program storage space. Maximum is 1,044,464 bytes.
  6. Global variables use 31,588 bytes (38%) of dynamic memory, leaving 50,332 bytes for local variables. Maximum is 81,920 bytes.
  7.  
  8. C:\Users\xxx\AppData\Local\Arduino15\packages\esp8266\tools\esptool\0.4.9/esptool.exe -vv -cd nodemcu -cb 115200 -cp COM1 -ca 0x00000 -cf C:\Users\xxx\AppData\Local\Temp\build48b2fca13fb12d7c15d8dce627beccb2.tmp/Blink.ino.bin
  9. esptool v0.4.9 - (c) 2014 Ch. Klippel <ck@atelier-klippel.de>
  10. setting board to nodemcu
  11. setting baudrate from 115200 to 115200
  12. setting port from COM1 to COM1
  13. setting address from 0x00000000 to 0x00000000
  14. espcomm_upload_file
  15. espcomm_upload_mem
  16. setting serial port timeouts to 1000 ms
  17. opening bootloader
  18. resetting board
  19. trying to connect
  20. flush start
  21. setting serial port timeouts to 1 ms
  22. setting serial port timeouts to 1000 ms
  23. flush complete
  24. espcomm_send_command: sending command header
  25. espcomm_send_command: sending command payload
  26. read 0, requested 1
  27. trying to connect
  28. flush start
  29. setting serial port timeouts to 1 ms
  30. setting serial port timeouts to 1000 ms
  31. flush complete
  32. espcomm_send_command: sending command header
  33. espcomm_send_command: sending command payload
  34. read 0, requested 1
  35. trying to connect
  36. flush start
  37. setting serial port timeouts to 1 ms
  38. setting serial port timeouts to 1000 ms
  39. flush complete
  40. espcomm_send_command: sending command header
  41. espcomm_send_command: sending command payload
  42. read 0, requested 1
  43. resetting board
  44. trying to connect
  45. flush start
  46. setting serial port timeouts to 1 ms
  47. setting serial port timeouts to 1000 ms
  48. flush complete
  49. espcomm_send_command: sending command header
  50. espcomm_send_command: sending command payload
  51. read 0, requested 1
  52. trying to connect
  53. An error occurred while uploading the sketch
  54. flush start
  55. setting serial port timeouts to 1 ms
  56. setting serial port timeouts to 1000 ms
  57. flush complete
  58. espcomm_send_command: sending command header
  59. espcomm_send_command: sending command payload
  60. read 0, requested 1
  61. trying to connect
  62. flush start
  63. setting serial port timeouts to 1 ms
  64. setting serial port timeouts to 1000 ms
  65. flush complete
  66. espcomm_send_command: sending command header
  67. espcomm_send_command: sending command payload
  68. read 0, requested 1
  69. resetting board
  70. trying to connect
  71. flush start
  72. setting serial port timeouts to 1 ms
  73. setting serial port timeouts to 1000 ms
  74. flush complete
  75. espcomm_send_command: sending command header
  76. espcomm_send_command: sending command payload
  77. read 0, requested 1
  78. trying to connect
  79. flush start
  80. setting serial port timeouts to 1 ms
  81. setting serial port timeouts to 1000 ms
  82. flush complete
  83. espcomm_send_command: sending command header
  84. espcomm_send_command: sending command payload
  85. read 0, requested 1
  86. trying to connect
  87. flush start
  88. setting serial port timeouts to 1 ms
  89. setting serial port timeouts to 1000 ms
  90. flush complete
  91. espcomm_send_command: sending command header
  92. espcomm_send_command: sending command payload
  93. read 0, requested 1
  94. warning: espcomm_sync failed
  95. error: espcomm_open failed
  96. error: espcomm_upload_mem failed
  97.  
  98. This report would have more information with
  99. "Show verbose output during compilation"
  100. option enabled in File -> Preferences.
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