標(biāo)題: 關(guān)于鍵盤(pán)/顯示器接口芯片8279時(shí)鐘分頻系數(shù)的問(wèn)題 [打印本頁(yè)]

作者: zhangzhao2423    時(shí)間: 2019-4-26 22:34
標(biāo)題: 關(guān)于鍵盤(pán)/顯示器接口芯片8279時(shí)鐘分頻系數(shù)的問(wèn)題
當(dāng)D7D6D5為001時(shí),D4D3D2D1D0為PPPPP,他決定了對(duì)輸入時(shí)鐘CLK進(jìn)行時(shí)鐘分頻N的系數(shù),請(qǐng)問(wèn)N怎么求。

Screenshot_20190426-222957.jpg (381.45 KB, 下載次數(shù): 37)

Screenshot_20190426-222957.jpg





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