解释一下这一段c语言代码while(1) { delay_ms(200); _volt[6]=1.0+(float)RW6/4096*0.07; _volt[2]=_volt[4]=_volt[5]=1.0; _volt[1]=0.97+(float)RW1/4096*(1.1-0.97); SW=sw; _2=(SW>>1)&1;_8=(SW>>7)&1; SW=SW&0x7D; SW=SW|(_2<<7); SW=SW|(_8<<1); page=1&(SW>>7); _volt[3]=_map[(SW&(1<<1))==2][(int)(_volt[6]*100+0.5)-100]; memset(str2,0,sizeof(str2)); sprintf(str2,"%4.2f%4.2f%4.2f%4.2f%4.2f%4.2f",_volt[1],_volt[2],_volt[3],_volt[4],_volt[5],_volt[6]); USART1->DR=0xB0; while((USART1->SR&0X40)==0); for(i=0;i<32;i++) { USART1->DR=str2[i]; while((USART1->SR&0X40)==0); }
时间: 2023-06-07 20:11:28 浏览: 357
这段代码是一个无限循环,在每隔200毫秒的时间后,使用模拟输入读取6路模拟电压分别存入float类型数组_volt的第6个元素,使用模拟输入读取1路模拟电压存入_volt数组的第1个元素,同时进行一系列位运算操作,将SW右移1位,再用_2存储结果。其中RW1和RW6是模拟输入的数据,4096是模拟输入的最大数据值,0.07和1.1-0.97是电阻和放大器的系数。整个代码的作用是读取模拟输入数据并进行一定程度的处理。
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