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stm32f103c8 s5851 r1
Dependencies: mbed mbed-STM32F103C8T6 USBDevice_STM32F103
main.cpp
- Committer:
- caa45040
- Date:
- 2021-06-17
- Revision:
- 0:c6bef2125fe4
File content as of revision 0:c6bef2125fe4:
#include "stm32f103c8t6.h" #include "mbed.h" #include "USBSerial.h" USBSerial usbSerial(0x1f00, 0x2012, 0x0001, false); // connection is not blocked when USB is not plugged in //Serial pc(PA_2, PA_3); //#define S5851A 0x48 #define ADDR ((0x48)<<1) // address //I2C i2c(I2C_SDA, I2C_SCL); I2C i2c(PB_7, PB_6); //103 int tempval; //温度 char data_read[6]; //i2cバッファー int n10; //10の桁 int main() { confSysClock(); //Configure system clock (72MHz HSE clock, 48MHz USB clock) //usbSerial.printf("\r\n103\r\n"); while(1) { //初期化 //set address 0 i2c.write(ADDR, "\000", 1); //addres 0 //温度の読み込み // Read temperature register i2c.read(ADDR, data_read,1,false); //温度の保存 // Calculate temperature value in Celcius tempval = data_read[0]; //tempval = 12; //debug //計算 // Calculation temp n10 = tempval/10; //10の桁 tempval = tempval - ( n10 * 10 ); //1の桁 //液晶に出力 // Display result data_read[0] = '0' + n10; data_read[1] = '0' + tempval; data_read[2] = '\r'; data_read[3] = '\n'; data_read[4] = 0; //温度の出力 //puts(data_read); //010 //pc.printf(data_read); //767 usbSerial.printf(data_read); //103 //1秒待つ wait_ms(1000); }//while }//main