【《基于LoRa的老年健康监测手环设计与实现》11000字（论文）】

附录元件清单U1STM32F103C8T6最小系统板40PIN1R1电阻10K1K1、K2、K3、K4非自锁按键4P1自锁开关1P2BT06蓝牙模块1P3ADXL345加速度传感器模块1P4DC接口3.5mm-2.1mm1P5IIC4针OLED1P62.54mm间距3P排针2P7DS18B20温度传感器1P8PulseSensor心率传感器1D1IN4148二极管2T11220纽扣电池座1/1220纽扣电池1/4P、6P、8P排母3/3P圆孔排座1/3P10cm杜邦线1/供电线接口3.5mm-2.1mm1/7cm*9cm万能板1/铜柱+螺母4/20cm粗导线1/导线1/锡丝1电路图手环主要代码if(calendar.hour==0&&calendar.min==0&&(calendar.sec==0||calendar.sec==1||calendar.sec==2)){STEPS=0;TEXT_Buffer[0]=(u16)STEPS/10000+0x30;TEXT_Buffer[1]=(u16)STEPS%10000/1000+0x30;TEXT_Buffer[2]=(u16)STEPS%10000%1000/100+0x30;TEXT_Buffer[3]=(u16)STEPS%10000%1000%100/10+0x30;TEXT_Buffer[4]=(u16)STEPS%10000%1000%100%10+0x30;STMFLASH_Write(FLASH_SAVE_ADDR,(u16*)TEXT_Buffer,SIZE);delay_ms(500);}Key_set();if(KEY0==0){while(KEY0==0);OLED_CLS();if(Dis_mode==0)Dis_mode=1;else{Dis_mode=0;Dis_Init();}}if(KEY2==0){while(KEY2==0);STEPS=0;TEXT_Buffer[0]=(u16)'0';TEXT_Buffer[1]=(u16)'0';TEXT_Buffer[2]=(u16)'0';TEXT_Buffer[3]=(u16)'0';TEXT_Buffer[4]=(u16)'0';STMFLASH_Write(FLASH_SAVE_ADDR,(u16*)TEXT_Buffer,SIZE);}if(KEY3==0){while(KEY3==0);Timer_10s=0;Diedao=0;LED0=1;}if(update_flag==1){update_flag=0;if(Diedao==1)printf("S:%5dH:%3dT:%4.1fZ:1\r\n",STEPS,Heart,(float)temperature/10);elseprintf("S:%5dH:%3dT:%4.1fZ:0\r\n",STEPS,Heart,(float)temperature/10);}switch(Dis_mode){case0:if(STEPS_DIS==1){sprintf((char*)p,":%-5d",STEPS);OLED_ShowStr(32,2,p,2);}sprintf((char*)p,":%4.1f",(float)temperature/10);OLED_ShowStr(32,4,p,2);if(Heart_OK==1){sprintf((char*)p,":%3dr/min",Heart);OLED_ShowStr(32,0,p,2);}else{sprintf((char*)p,":r/min");OLED_ShowStr(32,0,p,2);}if(z<200){Timer_10s=1;}else{LED0=1;Timer_10s=0;Diedao=0;}if(Diedao==1){OLED_ShowStr(32,6,":",2);OLED_ShowCN(16*2+8,6,32);OLED_ShowCN(16*3+8,6,33);}else{OLED_ShowStr(32,6,