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N32L406使用外部晶振无法倍频
N32L406芯片; ME3116电源芯片; 8M外部晶振;使用晶振推荐匹配电容12PF; 一开始能正常运行,但某次上电后出现此问题;[img]data:image/png;base64,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[/img] ,程序在这里死等; 求解答;
763浏览量 1回复量 关注量 -
GD32外接16Mhz晶振,计算后倍频是小数,如何解决?
#if (defined(GD32F10X_MD) || defined(GD32F10X_HD) || defined(GD32F10X_XD)) /* select HXTAL/2 as clock source */ RCU_CFG0 &= ~(RCU_CFG0_PLLSEL | RCU_CFG0_PREDV0); RCU_CFG0 |= (RCU_PLLSRC_HXTAL | RCU_CFG0_PREDV0); /* CK_PLL = (CK_HXTAL/2) * 27 = 108 MHz */ RCU_CFG0 &= ~(RCU_CFG0_PLLMF | RCU_CFG0_PLLMF_4); //RCU_CFG0 |= RCU_PLL_MUL27; //这里CK_HXTAL为16MHz,所以计算倍频得13.5,那么应该选RCU_PLL_MUL13还是RCU_PLL_MUL14呢? RCU_CFG0 |= RCU_PLL_MUL13;//??RCU_PLL_MUL14??
4725浏览量 1回复量 关注量 -
问GD32F305设置主频
设置主频为60M怎么设置,用内部8M倍频,但PLL中没有15倍频,选择PLL1或PLL2,然后配置好像有问题,仿真卡在了时钟初始化,求该如何配置?
7920浏览量 2回复量 关注量

问答