kamalsolimen
New Member
hello
i start to build digital car speedo meter i have honda civic 93
i dont know Vehicle Speed Sensor output its frequency or voltage , mhz = volt = speed
i will use pic16f877a and LM2907 if output is frequency
and i need help to build circuit digram
thanks
i start to build digital car speedo meter i have honda civic 93
i dont know Vehicle Speed Sensor output its frequency or voltage , mhz = volt = speed
i will use pic16f877a and LM2907 if output is frequency
and i need help to build circuit digram
thanks