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If the device is programmed with a bootloader, the application image is loaded in _________ interface.(a) UART(b) USB(c) SPI(d) I2CThis question was posed to me in a national level competition.My query is from USB Bootloader topic in division IoT Security, Understanding and Setting up the Base IoT Hardware of IOT

Answer»

The correct option is (b) USB

The BEST EXPLANATION: An uninitialized device requires the BOOTLOADER to be flashed over the debug interface. Once the device is programmed with a bootloader, the application IMAGE is loaded in USB interface.



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