记录烧录esp8266的配置.
${IDF_PAH}\components\esptool_py\esptool\esptool.py
DEFAULT_TIMEOUT = 3 # timeout for most flash operations
START_FLASH_TIMEOUT = 20 # timeout for starting flash (may perform erase)
CHIP_ERASE_TIMEOUT = 120 # timeout for full chip erase
MAX_TIMEOUT = CHIP_ERASE_TIMEOUT * 2 # longest any command can run
SYNC_TIMEOUT = 2 # timeout for syncing with bootloader
MD5_TIMEOUT_PER_MB = 8 # timeout (per megabyte) for calculating md5sum
ERASE_REGION_TIMEOUT_PER_MB = 30 # timeout (per megabyte) for erasing a region
MEM_END_ROM_TIMEOUT = 5 # special short timeout for ESP_MEM_END, as it may never respond
主要修改的是SYNC_TIMEOUT, MEM_END_ROM_TIMEOUT
标签：END,TIMEOUT,rfc2217,py,虚拟,timeout,串口,esptool From： https://www.cnblogs.com/huangxinzhen/p/18637094