stm32 rccÅäÖÃ
²ÎÕÕSTM32 ʱÖÓÊ÷µÄÅäÖÃÔõô×ö?
ÔÚSTM32ʱÖÓÅäÖõĹý³ÌÖÐʹÓÃÁËRCC¼Ä´æÆ÷£¬ËüÃÇ·Ö±ðÊÇ£ºÊ±ÖÓ¿ØÖƼĴæÆ÷(RCC_CR)ʱÖÓÅäÖüĴæÆ÷(RCC_CFGR)...
stm32µÄÄÚ²¿Ê±ÖÓÔÚÄĶùÅäÖÃ
RCC_PLLMul_2);//ʹÄÜ»òÕßʧÄÜ PLL,Õâ¸ö²ÎÊý¿ÉÒÔÈ¡£ºENABLE»òÕßDISABLE RCC
ÈçºÎÈëÃÅstm32?
8.1.4 PLLÅäÖà STM32F4ϵÁÐ΢¿ØÖÆÆ÷µÄÆ÷¼þ¾ßÓÐÁ½¸öPLL£¬PLLÄÚ²¿½á¹¹Í¼ÈçͼËùʾ¡£8.1.5 LSE ʱ...
STM32µ¥Æ¬»úÖÐRCC - APB2PeriphClockCmdµÄ×÷ÓÃÊÇÉèÖÃʱÖÓµ«ÊÇ...
1¡¢µÚÒ»¸ö²ÎÊýÑ¡ÍâÉè¶Ë¿Ú¡£2¡¢µÚ¶þ¸öÑ¡enable or disable¡£3¡¢Ö±½Ó¿´¿âÔ´ÎļþSTM32F10x_StdPeriph_D...
stm32 »½ÐѺóÅäÖÃʲô
RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9);//enable PLL RCC_PLLCmd(ENABLE);//Wait till PLL is ready while(...
ÇóÎÊÒ»¸öSTM32µÄÎÊÌâ RCC - Configuration()ÊÇÒ»¸öÅäÖÃʱÖÓµÄ...
ÔÚ3.0ÒÔºóµÄ°æ±¾ÖгöÏÖÁ˸östm32f10x.hµÄº¯Êý£¬½«Ê±ÖÓÅäÖö¨ÎªÄ¬Èϵģ¬ÔÚmainº¯ÊýÖв»Ö±½ÓʹÓÃÕâ¸öº¯ÊýÁË£¬Äã¿ÉÒÔ¿´Ò»Ï ...
ÇóÖú,STM32¿âº¯ÊýRCC
RCC->CR |= (uint32_t)0x00000001;/* Reset SW, HPRE, PPRE1, PPRE2, ADCPRE and MCO bits */ ifndef STM32F10X_CL...
³õʶSTM32 - - ÔÚSTM32CUBEMXÀïÅäÖÃI2C - °Ù¶È¾Ñé
1 ´ò¿ªSTM32CUBEMXÈí¼þµã»÷н¨¹¤³Ì 2 ËÑË÷×Ô¼ºµÄоƬÐͺţ¬Í¼ÖÐʵÀýΪSTM32F103C8 3 µã»÷×ó²àRCCÑ¡ÔñÍⲿʱÖÓ...
stm32 hal rtcÍⲿ¾§ÕñÅäÖÃ
//RTCʱÖÓÔ´ÅäÖóÉLSE£¨Íⲿ32.768K£©RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);//RTC¿ªÆô RCC_RTCCLKCmd(ENABLE);//¿ªÆôºó...
ÔÚstm32ÀïÃæʱÖÓÅäÖÃRCCÖÐ ÓÐÁ½¾äflashµÄ²Ù×÷,Ϊʲô·ÅRCCÅä...
²ÎÊýÀïµÄÊÇÖ¸2ÑÓʱÖÜÆÚ£©FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable);---ʹÄÜ»òÕßʧÄÜԤȡָ»º´æ£¨²ÎÊýÀïÊÇʹÄÜ£©...