WangHuiShou的博客

kernel logo之PPM图片转换 一、将png图片改成.ppm格式。如linux_logo.png ①将png图片转成pnm pngtopnmlinux_logo.png > linux_logo.pnm ②将pnm图片的颜色数限制在224色 pnmquant224 linux_logo.pnm > logo_clut2...

由上图可知： CLKINP = 24MHz REFCLK = CLKINP/(N+1) fDPLL = CLKDCOLDO = 2 * [M / (N+1)] * CLKINP CLKDCOLDO: Oscillator (DCO) output clock with no bypass CLKOUT = [M / (N+1)] * CLKINP * [1/M2] = CLKDCOL...