Thundercomm TurboX C865 Dev Kit - Boot Configuration; DIP Switch Settings

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8 Boot configuration
A DIP switch is located on the top of the development board (see Section 1.2.2, #17):
 Switch 1 – BOOT_CONFIG(1), GPIO_27:
 Switch 2 – BOOT_CONFIG(2), GPIO_47:
 Switch 3 – BOOT_CONFIG(3), GPIO_76:
 Switch 4 – BOOT_CONFIG(0), GPIO_128: When set to ON, will disable WDOG; when set to
OFF, will enable WDOG
Switch1/2/3 will define the boot up sequence of 865 SOM. See below.