This will works?
Cable: http://produto.mercadolivre.com.br/MLB- ... tablet-_JM
Raspberry HDMI output -> cable HDMI to VGA -> Screen VGA input
davidcoton wrote:A multimeter will not respond fast enough to measure the voltage of a (narrow) pulse. Do you know the pulse width?
+1Jednorozec wrote:You need an oscilloscope to measure a short pulse not a multimeter.
rpdom wrote:If the output is open collector, then it's unlikely you would damage your Pi with it, it just won't register the input.elnardo wrote:So, if I dont used a resistor I killed my Pi?
joan wrote:Several people have used the sensor, myself included. Put tcrt5000 in the search box.
fruitoftheloom wrote:elnardo wrote:Nooo, 12v is a font/dc... I plugged pulse on 23 and ground on 6
See atacchmentsjoan wrote:What connections have you made between the Pi and the coin collector? A photo will be clearest.