[p=26, null, left][color=rgb(51, 51, 51)][font=Arial] In the original uboot code, there is an initialization function for the system clock, in the system_clock_init function of board/samsung/smdkv210/
Two addition circuits and corresponding description equations. [color=rgb(34, 34, 34)][backcolor=rgb(238, 238, 238)]First analyze the first one. The first one is relatively simple. We know that Vin-=V