Nitko ne zeli

May 21, 2005 1 Replies

Stvar je ozbiljna, a nitko ne zeli priskociti u pomoc! Naime radi se o komunikaciji sa PCF8591 A/D-om I to I2C. Radi se u Code Visionu, a nikako da dokucim cod di grijesim, ne dobivam nikako ocitanje sa AIN0 Da li je netko upoznat i dali mi moze pomoci? i2c_start(); i2c_write(0x90); delay_ms(100); i2c_write(0x44); delay_ms(100); i2c_stop();



delay_ms(100); //read data i2c_start(); i2c_write(0x91); delay_ms(100); i2c_read(ch); delay_ms(100); i2c_stop();



delay_ms(100); i2c_start(); i2c_write(0x91); delay_ms(100); i2c_read(ch); i2c_stop();


//convert to volts



vlt*=ch; volts2 = (0.01670 * vlt); printf("%4.2f \n",volts2);



//call stop i2c_stop(); delay_ms(80);



Sta je i2c read (ch) kakav je to karakter u kakvom obliku je "ch" kako ga oznaciti kao: Int ch char ch unsigned ch



Toliko o mojim mukama! Pozdrav!


comp.arch.embedded

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