温度传感器家里气温15度 我对着芯片使劲哈气 把他哈到了 20度接近开关又称无触点接近开关，是理想的电子开关量传感器。当金属检测体接近开关的感应区域，开关就能无接触，无压力、无火花、迅速发出电气指令，准确反应出运动机构的位置和行程，即使用于一般的行程控制，其定位精度、操作频率、使用寿命、安装调整的方便性和对恶劣环境的适用能力，是一般机械式行程开关所不能相比的。
下位机关键代码
()
{
,,v;
* s ---------------------------------------------*
rcc_c();
* gpio------------------------------------------------------*
gpio_c();
* usart :
- br = 9600
- w l = 8 b
- o s b
- n
- h (rtscts )
- r
*
usart_isusart_br = 9600;
usart_isusart_wl = usart_wl_8;
usart_isusart_sb = usart_sb_1;
usart_isusart_p = usart_p_n;
usart_isusart_hfc = usart_hfc_n;
usart_isusart_m = usart_m_r | usart_m_t;
usart_i(usart1, usart_is);
* e usart1 *
usart_c(usart1, enable);
* dma1 1----------------------------------------------*
dma_di(dma1_c1);
dma_isdma_pba = adc1_dr_a;
dma_isdma_mba = (32_)adccv;
dma_isdma_dir = dma_dir_psrc;
dma_isdma_bs = 1;
dma_isdma_pi = dma_pi_d;
dma_isdma_mi = dma_mi_d;
dma_isdma_pds = dma_pds_hw;
dma_isdma_mds = dma_mds_hw;
dma_isdma_m = dma_m_c;
dma_isdma_p = dma_p_h;
dma_isdma_m2m = dma_m2m_d;
dma_i(dma1_c1, dma_is);
* e dma11 *
dma_c(dma1_c1, enable);
* adc1------------------------------------------------------*
adc_isadc_m = adc_m_i;
adc_isadc_scm = enable;
adc_isadc_ccm = enable;
adc_isadc_etc = adc_etc_n;
adc_isadc_da = adc_da_r;
adc_isadc_noc = 1;
adc_i(adc1, adc_is);
* adc1 14*
################改为 c 10(电位器)###### 内部温度传感器 改为 c 16 ###################
adc_rcc(adc1, adc_c_16, 1, adc_st_55c5);
内部温度传感器 添加这一句
* e *
adc_tsvc(enable);
* e adc1 dma *
adc_dmac(adc1, enable);
* e adc1 *
adc_c(adc1, enable);
* e adc1 * 使用之前一定要校准
adc_rc(adc1);
* c adc1 *
(adc_grcs(adc1));
* s adc1*
adc_sc(adc1);
* c adc1*
(adc_gcs(adc1));
* s adc1 s c *
adc_sscc(adc1, enable);
(1)
{
(t adc1 c v% \\,adccv);
= adccv*3304096;
(t v% \\, );
v=adc_f();