HX711 module schematic and driver

灞波儿奔

HX711 module schematic and driver [Copy link]

Driver unsigned long ReadCount(void) { unsigned long Count; unsigned char i; SCL=0; //Enable AD (PD_SCL set low) Count=0; while(SDA); //Wait if AD conversion is not completed, otherwise start reading for (i = 0; i < 24; i++) { SCL = 1; //PD_SCL set high (send pulse) Count=Count<<1; //When the falling edge comes, the variable Count is shifted left by one position and filled with zero on the right SCL=0; //PD_SCL is set low if(SDA) Count++; } SCL=1; Count=Count^0x800000;//When the 25th pulse falling edge comes, convert the data SCL=0; return(Count); } ---------------------