Arhiva lunară: ianuarie 2013
Cunstruire unui receptor FM folosind modulul TEA5767
Old wish to make digitally controlled FM tuner come true when I found on Ebay cheap module with TEA5767 (Low-power FM stereo radio for handheld applications). This module size is only 11.2mm x 11mm. TEA 5767 supports I2C. Pinout and … Continuă să citești
Monitorizarea amperajului cu ajutorul senzorului ACS712
int VQ; int ACSPin = A2;void setup() { Serial.begin(9600); VQ = determineVQ(ACSPin); //Quiscent output voltage – the average voltage ACS712 shows with no load (0 A) delay(1000); } void loop() { Serial.print(„ACS712@A2:”);Serial.print(readCurrent(ACSPin),3);Serial.println(” mA”); delay(150); } int determineVQ(int PIN) { Serial.print(„estimating … Continuă să citești
Monitorizarea tensiunii unei bateri
Since we are involved in off grid solar power systems, we have a need to monitor battery voltage. The Arduino can do this easily with a simple voltage divider. With some simple mods, we can control loads, generators, or notifications … Continuă să citești