請教各位前輩舉例下列: RCC->CFGR &= 0xFF80FFFF;//復位PLLSRC, PLLXTPRE, PLLMUL[3:0] and USBPRE RCC
2020-04-26 00:40
...编译system_stm32f0xx.c ... 错误：＆amp; sharp20：标识符'RCC_CFGR_PLLMULL'未定义 pllmull =CC-＆gt; CFGR
2018-12-03 09:49
configuration RCC->CR |= RCC_CR_HSION; // 8MHz RCC->CR |= RCC_CR_PLLON;
2023-02-03 06:18
在system_stm32f10x.c的558行代码RCC->CFGR &= (uint32_t)((uint32_t)~(RCC_CFGR_SW));这
2017-09-05 11:09
;CFGR &= (uint32_t)((uint32_t)~(RCC_CFGR_PLLSRC | RCC_CFGR_PLLXTPRE |RCC_CFGR
2023-02-08 06:25
= GPIO_BSRR_BS11;}void delay(){uint64_t t,i;t = 1000000;for(i=0;i CFGR |= RCC_CFGR_SW_PLL1; // System
2023-01-03 07:03
RCC_BASE_ADDR0x40021000UL#define RCC_CFGR_REG_OFFSET0x08UL#define RCC_CFGR_REG_ADDR (RC
2022-12-26 08:35
为了降低功耗，我把内部系统时钟改为8M:// /* PLL configuration = (HSI(~8MHz)/2) * 12 = ~48 MHz */ // RCC->CFGR &
2019-03-20 08:36
->CR |= (RCC_CR_HSION | RCC_CR_HSIRDY | RCC_CR_HSITEN );CR|= (3CR |= (3RCC->
2018-08-10 14:29
= FLASH_ACR_PRFTBE | FLASH_ACR_LATENCY; /* HCLK = SYSCLK */ RCC->CFGR |= (uint32_t)RCC_CFGR
2024-04-09 07:59
