{"id":88,"date":"2022-02-26T21:47:24","date_gmt":"2022-02-26T13:47:24","guid":{"rendered":"https:\/\/blog.lickoo.fun\/?p=88"},"modified":"2022-02-26T21:47:26","modified_gmt":"2022-02-26T13:47:26","slug":"%e6%9c%80%e7%ae%80%e5%8d%95%e7%9a%84stm32%e5%85%a5%e9%97%a8%e6%95%99%e7%a8%8b-%e9%97%aa%e7%83%81led","status":"publish","type":"post","link":"https:\/\/blog.lickoo.fun\/?p=88","title":{"rendered":"\u6700\u7b80\u5355\u7684STM32\u5165\u95e8\u6559\u7a0b----\u95ea\u70c1LED"},"content":{"rendered":"\n\n\n\n\n<\/head>\n\n

\u672c\u6587\u8bb2\u8ff0\u7684\u662f\u5982\u4f55\u4ece\u96f6\u5f00\u59cb\uff0c\u4f7f\u7528keil\u5efa\u7acb\u4e00\u4e2a\u7b80\u5355\u7684STM32\u7684\u5de5\u7a0b\uff0c\u5e76\u95ea\u70c1LED\u706f\uff0c\u7ed9\u5c0f\u767d\u770b\u3002<\/p>\n

\u7b2c\u96f6\u6b65\uff0c\u5f53\u7136\u9996\u5148\u4f60\u5f97\u6709\u4e00\u4e2aSTM32\u7684\u677f\u5b50\uff0c\u5176IO\u53e3\u4e0a\u63a5\u4e86\u4e00\u4e2aLED\u3002\u3002\u3002<\/p>\n

\u7b2c\u4e00\u6b65\uff0c\u5efa\u7acb\u4e00\u4e2a\u6587\u4ef6\u59390.0\n $\"401655-20150929170831215-240275395.png\"$ \n\u7b2c\u4e8c\u6b65\uff0c\u6253\u5f00keil\uff0c\u5efa\u7acb\u5de5\u7a0b\n $\"401655-20150929170832199-1356797671.png\"$ \n $\"401655-20150929170833105-354967563.png\"$ \n\u5728\u5f39\u51fa\u6765\u7684\u5bf9\u8bdd\u6846\u4e2d\u9009\u62e9\u4f60\u6240\u7528\u7684STM32\u7684\u82af\u7247\u3002\n $\"401655-20150929170834543-315624735.png\"$ \n\u5728\u63a5\u4e0b\u6765\u5f39\u51fa\u6765\u7684\u5bf9\u8bdd\u6846\u4e2d\u9009\u62e9\u662f\uff0c\u8fd9\u6837keil\u5c31\u5e2e\u6211\u4eec\u5efa\u7acb\u597d\u4e86\u542f\u52a8\u6587\u4ef6\u3002\n $\"401655-20150929170835261-2001694977.png\"$ <\/p>\n

\u7b2c\u4e09\u6b65\uff0c\u65b0\u5efa\u4e00\u4e2amain.c\u6587\u4ef6\uff0c\u5e76\u6dfb\u52a0\u5230\u5de5\u7a0b\u4e2d\u3002<\/p>\n

<\/p>\n

\u70b9\u51fbNew\u6309\u94ae\uff0c\u5efa\u7acb\u4e00\u4e2a\u6587\u672c\u6587\u4ef6\u3002\n $\"401655-20150929170835949-1064281753.png\"$ \n\u5728\u5efa\u7acb\u7684\u6587\u672c\u6587\u4ef6\u4e2d\u8f93\u5165C\u4e2d\u7684main\u51fd\u6570\n $\"401655-20150929170836496-600755133.png\"$ \n\u70b9\u51fb\u4fdd\u5b58\n $\"401655-20150929170837449-852273132.png\"$ \n\u4fdd\u5b58\u540e\uff0c\u5c06\u6587\u4ef6\u6dfb\u52a0\u5230\u5de5\u7a0b\u4e2d\n $\"401655-20150929170838121-1557022066.png\"$ \n $\"401655-20150929170838558-645617554.png\"$ \n\u7b2c\u56db\u6b65\uff0c\u70b9\u51fb\u7f16\u8bd1\n $\"401655-20150929170838980-423582194.png\"$ \n\u53ef\u4ee5\u770b\u5230keil\u6709\u62a5\u9519\n $\"401655-20150929170839418-910435671.png\"$ \n\u9519\u8bef\u4fe1\u606f\u4e3a\uff1a\u6ca1\u6709\u5b9a\u4e49\u7684\u7b26\u53f7SystemInit<\/em>\uff0c\u8fd9\u662f\u56e0\u4e3a\u5728\u542f\u52a8\u6587\u4ef6\u4e2d\u6709\u8c03\u7528SystemInit\u51fd\u6570\uff0c\u4f46\u662f\u6211\u4eec\u6ca1\u6709\u5b9a\u4e49\u5b83\uff0c\u5982\u4e0b\u56fe\uff1a\n $\"401655-20150929170840605-2144428251.png\"$ \n\u6682\u65f6\u4e0d\u7528\u7406\u4f1a\u4e0a\u8ff0\u542f\u52a8\u6587\u4ef6\u4e2d\u6c47\u7f16\u7684\u542b\u4e49\uff0c\u53ea\u9700\u5728main.c\u4e2d\u6dfb\u52a0\u8be5\u51fd\u6570\u5373\u53ef\u6d88\u9664\u8be5\u9519\u8bef\u3002\n $\"401655-20150929170840980-118548684.png\"$ \n\u4fee\u6539\u540e\u518d\u7f16\u8bd1\uff0c\u7a0b\u5e8f\u6ca1\u6709\u62a5\u9519\u4e86\u3002\u81f3\u6b64\uff0c\u4e00\u4e2aSTM32\u7684\u5de5\u7a0b\u5c31\u5efa\u7acb\u5b8c\u6210\u4e86\u3002<\/p>\n

\u7b2c\u4e94\u6b65\uff0c\u5c06\u4e0b\u9762\u7684\u4ee3\u7801\u590d\u5236\u7c98\u8d34<\/p>\n

#define PERIPH_BASE           ((unsigned int)0x40000000)\n#define APB2PERIPH_BASE       (PERIPH_BASE + 0x10000)\n#define GPIOA_BASE            (APB2PERIPH_BASE + 0x0800)\n#define GPIOB_BASE            (APB2PERIPH_BASE + 0x0C00)\n#define GPIOC_BASE            (APB2PERIPH_BASE + 0x1000)\n#define GPIOD_BASE            (APB2PERIPH_BASE + 0x1400)\n#define GPIOE_BASE            (APB2PERIPH_BASE + 0x1800)\n#define GPIOF_BASE            (APB2PERIPH_BASE + 0x1C00)\n#define GPIOG_BASE            (APB2PERIPH_BASE + 0x2000)\n#define GPIOA_ODR_Addr    (GPIOA_BASE+12) \/\/0x4001080C\n#define GPIOB_ODR_Addr    (GPIOB_BASE+12) \/\/0x40010C0C\n#define GPIOC_ODR_Addr    (GPIOC_BASE+12) \/\/0x4001100C\n#define GPIOD_ODR_Addr    (GPIOD_BASE+12) \/\/0x4001140C\n#define GPIOE_ODR_Addr    (GPIOE_BASE+12) \/\/0x4001180C\n#define GPIOF_ODR_Addr    (GPIOF_BASE+12) \/\/0x40011A0C   \n#define GPIOG_ODR_Addr    (GPIOG_BASE+12) \/\/0x40011E0C \n \n#define BITBAND(addr, bitnum) ((addr & 0xF0000000)+0x2000000+((addr &0xFFFFF)<<5)+(bitnum<<2))\n#define MEM_ADDR(addr)  *((volatile unsigned long  *)(addr))\n<\/code><\/pre>\n   \u200b    #define LED0  MEM_ADDR(BITBAND(GPIOA_ODR_Addr,8))\n\u200b    \/\/#define LED0 *((volatile unsigned long *)(0x422101a0)) \/\/PA8\n\u200b    typedef  struct\n\u200b    {\n\u200b       volatile  unsigned  int  CR;\n\u200b       volatile  unsigned  int  CFGR;\n\u200b       volatile  unsigned  int  CIR;\n\u200b       volatile  unsigned  int  APB2RSTR;\n\u200b       volatile  unsigned  int  APB1RSTR;\n\u200b       volatile  unsigned  int  AHBENR;\n\u200b       volatile  unsigned  int  APB2ENR;\n\u200b       volatile  unsigned  int  APB1ENR;\n\u200b       volatile  unsigned  int  BDCR;\n\u200b       volatile  unsigned  int  CSR;\n\u200b    } RCC_TypeDef;\n\u200b   \u200b    #define RCC ((RCC_TypeDef *)0x40021000)\n\u200b       typedef  struct\n    {\n    volatile  unsigned  int  CRL;\n    volatile  unsigned  int  CRH;\n    volatile  unsigned  int  IDR;\n    volatile  unsigned  int  ODR;\n    volatile  unsigned  int  BSRR;\n    volatile  unsigned  int  BRR;\n    volatile  unsigned  int  LCKR;\n    } GPIO_TypeDef;\n     <\/p>\n
#define GPIOA ((GPIO_TypeDef *)GPIOA_BASE)\n \nvoid  LEDInit( void )\n{\n     RCC->APB2ENR|=1<<2;  \/\/GPIOA \u65f6\u949f\u5f00\u542f\n     GPIOA->CRH&=0XFFFFFFF0;\n     GPIOA->CRH|=0X00000003; \n}\n \n\/\/\u7c97\u7565\u5ef6\u65f6\nvoid  Delay_ms( volatile  unsigned  int  t)\n{\n     unsigned  int  i,n;\n     for (n=0;n<t;n++)\n         for (i=0;i<800;i++);\n}\n \nint  main( void )\n{\n     LEDInit();\n     while (1)\n     {\n         LED0=0;\n         Delay_ms(500);\n         LED0=1;\n         Delay_ms(500);\n     }\n}\n \nvoid  SystemInit( void )\n{\n     \n}\n<\/code><\/pre>\n\u3000\u3000<\/p>\n
\u4e0b\u9762\u4e00\u6bb5\u662f\u5bf9\u4ee3\u7801\u7684\u7b80\u5355\u8bb2\u89e3\uff0c\u53ef\u4e0d\u7528\u592a\u6df1\u5165\u3002<\/p>\n
\/<\/p>\n
STM32 GPIO\u8f93\u51fa\u9ad8\u4f4e\u7535\u5e73\u7684\u5b8c\u6574\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n
\u914d\u7f6e\u65f6\u949f\u2192\u914d\u7f6eIO\u53e3\u2192IO\u53e3\u8f93\u51fa\u9ad8\u5730\u7535\u5e73<\/p>\n
1\uff0cSTM32\u7684\u65f6\u949f\u662f\u53ef\u4ee5PLL\u7684\u3002\u4f46\u662f\u6211\u8fd9\u91cc\u4e3a\u4e86\u7b80\u5316\u64cd\u4f5c\uff0c\u5c31\u4e0d\u914d\u7f6e\uff0c\u53ea\u4f7f\u7528\u9ed8\u8ba4\u7684\u65f6\u949f—-\u5185\u90e88MZH\u632f\u8361\u5668\u3002<\/p>\n
2\uff0c\u786c\u4ef6\u4e0a\uff0c\u6211\u7684LED\u706f\u662f\u63a5\u5230PA8\u3002\u90a3\u4e48\uff0c\u6211\u8981\u600e\u4e48\u63a7\u5236PA8\u5462\uff1f<\/p>\n
STM32\u4e0d\u80fd\u50cf\u5355\u7247\u673a\u4e00\u6837\uff0c\u4e00\u4e0a\u6765\u5c31\u80fd\u64cd\u4f5cIO\u53e3\u3002\u8981\u64cd\u4f5cSTM32\u7684IO\u53e3\uff0c\u9996\u5148\u8981\u914d\u7f6eIO\u53e3\u3002<\/p>\n
void LEDInit(void)\n\n{\n\n    RCC->APB2ENR|=1<<2;\n\n    GPIOA->CRH&=0XFFFFFFF0;\n\n    GPIOA->CRH|=0X00000003;     \n\n}\n<\/code><\/pre>\n\u5176\u4e2dRCC->APB2ENR|=1<<2;\u662f\u4f7f\u80fdGPIOA\u7684\u65f6\u949f\u3002\u82e5\u662f\u8981\u4f7f\u80fdGPIOB\u7684\u65f6\u949f\u5219\u662fRCC->APB2ENR|=1<<3;\u5176\u4ed6\u7684\u4ee5\u6b64\u7c7b\u63a8\u3002<\/p>\n
GPIOA->CRH&=0XFFFFFFF0;\n\nGPIOA->CRH|=0X00000003;   \n<\/code><\/pre>\n\u662f\u914d\u7f6ePA8\u4e3a\u63a8\u633d\u8f93\u51fa\uff0c50MHZ\u3002<\/p>\n
\u82e5\u662f\u8981\u8bbe\u7f6ePA9\u5219\u662f\uff1a<\/p>\n
GPIOA->CRH&=0XFFFFFF0F;\n\nGPIOA->CRH|=0X00000030;   \n<\/code><\/pre>\n\u5176\u4ed6\u7684\u4ee5\u6b64\u7c7b\u63a8\uff0c\u82e5\u662fPA0~PA7\u5219\u5c06CRH\u6539\u4e3aCRL\u5c31\u884c\u3002<\/p>\n
\u82e5\u662f\u8981\u914d\u7f6e\u5176\u4ed6GPIO\u53e3\uff0c\u5c06GPIOA\u6539\u6210GPIOB\uff0cGPIOC\u3002\u3002\u3002\u5c31\u884c\u3002,<\/p>\n
3\uff0c\u6211\u4eec\u77e5\u905351\u5355\u7247\u673a\u662f\u53ef\u4ee5\u5355\u72ec\u63a7\u5236\u6bcf\u4e2aIO\u53e3\u7684\uff0cSTM32\u4e5f\u53ef\u4ee5\u505a\u5230\uff0c\u8fd9\u4e2a\u673a\u5236\u53eb\u505aBit-Bond\u3002<\/p>\n
\u53c2\u8003\u300aCortex-M3\u6743\u5a01\u6307\u5357\u300b\u53ef\u77e5\u9053\uff0c\u53ea\u8981\u627e\u5230PA8\u8f93\u51fa\u5bc4\u5b58\u5668\u5728Bit-Bond\u7684\u5730\u5740\uff0c\u5373\u53ef\u64cd\u4f5cPA8\u7684\u8f93\u51fa\u3002\u5730\u5740\u7684\u8ba1\u7b97\u65b9\u6cd5\u5982\u4e0b\u56fe\uff1a\n<\/p>\n
\u300aCortex-M3\u6743\u5a01\u6307\u5357\u300b\u8fd8\u7ed9\u51fa\u4e86C\u8bed\u8a00\u5b8f\u5b9a\u4e49\u7684\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u3002\n\n \/<\/p>\n
\u5c06\u4e0a\u8ff0\u4ee3\u7801\u8f93\u5165\u540e\uff0c\u70b9\u5f00\u914d\u7f6e\u9009\u9879\uff0c\u914d\u7f6e\u5982\u4e0b\uff1a\n<\/p>\n
\u52fe\u4e0a Create HEX File\n<\/p>\n
 <\/p>\n
\u9009\u62e9J-Link\u4e0b\u8f7d\u5de5\u5177\n<\/p>\n
\u518d\u6b21build\uff0c\u7136\u540e\u4e0b\u8f7d\u5c31\u5927\u529f\u544a\u6210\u5566\u3002\n<\/p>\n
\u7efc\u4e0a\u53ef\u4ee5\u770b\u51fa\uff0c\u82e5\u662f\u4e0d\u914d\u7f6eSTM32\u7684PLL\uff0c\u90a3\u4e48\u76f8\u5bf9\u4e8e51\u5355\u7247\u673a\uff0cSTM32\u95ea\u70c1LED\u706f\u53ea\u4e0d\u8fc7\u591a\u4e86\u4e00\u4e2a\u6b65\u9aa4—-\u914d\u7f6eGPIO\u53e3\u4e3a\u8f93\u51fa\u800c\u5df2\u3002<\/p>\n
\u5d4c\u5165\u5f0f\u5b66\u4e60\u4ea4\u6d41\u7fa4\uff1a769843038<\/p>\n
\u53c2\u8003\u8d44\u6599\uff1ahttp:\/\/www.makeru.com.cn\/<\/a>\n\uff08\u8f6c\u81eahttps:\/\/blog.csdn.net\/farsight1\/article\/details\/80984834<\/a>\uff09<\/p>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"
\u672c\u6587\u8bb2\u8ff0\u7684\u662f\u5982\u4f55\u4ece\u96f6\u5f00\u59cb\uff0c\u4f7f\u7528keil\u5efa\u7acb\u4e00\u4e2a\u7b80\u5355\u7684STM32\u7684\u5de5\u7a0b\uff0c\u5e76\u95ea\u70c1LED\u706f\uff0c\u7ed9\u5c0f\u767d\u770b\u3002 \u7b2c\u96f6\u6b65\uff0c\u5f53\u7136 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.lickoo.fun\/index.php?rest_route=\/wp\/v2\/posts\/88"}],"collection":[{"href":"https:\/\/blog.lickoo.fun\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.lickoo.fun\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.lickoo.fun\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.lickoo.fun\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=88"}],"version-history":[{"count":1,"href":"https:\/\/blog.lickoo.fun\/index.php?rest_route=\/wp\/v2\/posts\/88\/revisions"}],"predecessor-version":[{"id":89,"href":"https:\/\/blog.lickoo.fun\/index.php?rest_route=\/wp\/v2\/posts\/88\/revisions\/89"}],"wp:attachment":[{"href":"https:\/\/blog.lickoo.fun\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=88"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.lickoo.fun\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=88"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.lickoo.fun\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=88"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}