If the operational firmware is missing, corrupt, or mismatched, the device will either:
[ ISP Programmer ] ---> [ VCC / VCCQ (Power Supply) ] ---> [ CLK / CMD (Clock & Command Lines) ] ---> [ D0 (Data Line 0) ] ---> [ GND (Ground) ] | v [ HK.T.RT2831P738 eMMC Chip ]

If the operational firmware is missing, corrupt, or mismatched, the device will either:
[ ISP Programmer ] ---> [ VCC / VCCQ (Power Supply) ] ---> [ CLK / CMD (Clock & Command Lines) ] ---> [ D0 (Data Line 0) ] ---> [ GND (Ground) ] | v [ HK.T.RT2831P738 eMMC Chip ]