shubh1994
Member level 1
I am trying to interface MQ7 (CO) with TI Stellaris launchpad (operating voltage is 3.3V) but according to datasheet MQ7 requires Vh= 5v
and Vl=1.4v.
So, how to interface MQ gas sensors with 3.3v microcontroller????
and Vl=1.4v.
So, how to interface MQ gas sensors with 3.3v microcontroller????