Discuss here different C compiler set ups, and compiling executables for the ESP8266

User avatar
By lilzz
#49091
Code: Select all(2) BOOT
    Possible value: none/old/new
      none: no need boot
      old: use boot_v1.1
      new: use boot_v1.2+
    Default value: none


Code: Select all3) APP
    Possible value: 0/1/2
      0: original mode, generate eagle.app.v6.flash.bin and eagle.app.v6.irom0text.bin
      1: generate user1
      2: generate user2
    Default value: 0


I don't understand the option of No boot. I mean the internal ROM has bootloader regardless of flash.
why need to generate additional boot option or second stage boot option in flash?