| necati 
 
 
 Joined: 12 Sep 2003
 Posts: 37
 Location: istanbul
 
 
			    
 
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				| hx711 |  
				|  Posted: Tue Mar 24, 2015 4:43 pm |   |  
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				|  	  | Code: |  	  | #include <main.h> #include <stdio.h>
 #ZERO_RAM
 
 #define HX711_DO  PIN_B15
 #define HX711_CLK PIN_B14
 
 int32 measurement(void);
 
 void main()
 {
 int1 test=0;
 unsigned int32 Count,BUFFER[30],offseeet=0,mied=0;
 unsigned int8 i=0;
 
 
 while(TRUE){
 
 while(i<10){
 Count=measurement();
 BUFFER[i]=Count;
 mied+=BUFFER[i];
 i++;
 }
 i=0;
 mied/=11;
 
 if(test==0){
 offseeet=mied;
 test=1;
 }
 //Count=measurement();
 mied-=offseeet;
 //printf("data=%lu \n\r",Count);
 printf("mied=%lu \n\r",mied);
 //delay_ms(1);
 //printf("\f");
 }
 }
 //********************************************
 int32 measurement(void){
 unsigned int32 Count;
 unsigned int8 i,A_1,A_2,A_3;
 
 
 output_bit( HX711_DO, 1);
 output_bit( HX711_CLK, 0);
 Count=0;
 
 while(input(HX711_DO));
 
 for (i=0;i<24;i++){// gain 128
 output_bit( HX711_CLK, 1);
 Count=Count<<1;
 output_bit( HX711_CLK, 0);
 if(input(HX711_DO)) Count++;
 }
 output_bit( HX711_CLK, 1);
 Count=Count^0x800000;
 output_bit( HX711_CLK, 0);
 //************************
 A_1=MAKE8(Count, 0);
 A_2=MAKE8(Count, 1);
 A_3=MAKE8(Count, 2);
 A_2=(A_2 & 0b11111000);
 Count= MAKE16(A_3, A_2);
 return(Count);
 
 }
 
 
 /*http://www.ebay.com/itm/New-Weighing-Sensor-AD-Module-Dual-channel-24-bit-A-D-Conversion-HX711-Shieding-/400567204760?pt=LH_DefaultDomain_0&hash=item5d43aa7b98
 
 http://www.ebay.com/itm/Electronic-Scale-Sensor-HX711-ADC-Bridge-Weighing-Anti-Jamming-For-Arduino-AVR-/171217937819?pt=LH_DefaultDomain_0&hash=item27dd62659b
 */
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