MAX6675驱动代码，包含.C文件和 .h文件 #define MAX6675_CS2 GPIO_Pin_12 #define MAX6675_CSL2() GPIOB->BRR = MAX6675_CS2; #define MAX6675_CSH2() GPIOB->BSRR = MAX6675_CS2; #define MAX6675_CS1 GPIO_Pin_8 #define MAX6675_CSL1() GPIOD->BRR = MA