Oparate with ESP8266-Node MCU , but not with Generic ESP8266-12

[BOBILLIER]

Hi. I have test your tool (5.0 version) with NodeMcu 1.0 and Arduino 1.8.10, and all work as espected. But when i try same sketch with generic Esp8266-12 module i never can upload. Here error message:

Traceback (most recent call last):

File "C:\Users\bobiller\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\2.6.3\tools\upload.py", line 65, in

esptool.main(cmdline)

File "C:/Users/bobiller/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/esptool\esptool.py", line 2890, in main

esp.connect(args.before)

File "C:/Users/bobiller/AppData/Local/Arduino15/packages/esp8266/hardware/esp8266/2.6.3/tools/esptool\esptool.py", line 483, in connect

raise FatalError('Failed to connect to %s: %s' % (self.CHIP_NAME, last_error))

esptool.FatalError: Failed to connect to ESP8266: Timed out waiting for packet header

SPIFFS Upload failed!