$ sunxi-fel write 0x2000 bootloader-sram.bin $ sunxi-fel exec 0x2000

The primary objective is to restore or update the operating system. Scenarios include:

Firmware is board-specific , not just SoC-specific. An A133 firmware for a car stereo will NOT work on an A133 tablet. You must obtain the correct firmware from your device manufacturer or a trusted community source (e.g., 4PDA, XDA-Developers, or the vendor’s support site).

Before starting, gather the following: