hi all
its my first wisit to this site my project is ac voltmter on 16x2 lcd using pic16f690
my problem is..as
project is working well at my test bench but when i installed it on stablizer few digits of lcd get changed with viltage change(when relay operates) am using 4 bit mode in c, i don't connected remaining 4 free pins of lcd to ground
is my prob. due to not grounding free 4 pins or some other problem
pl. help any one
its my first wisit to this site my project is ac voltmter on 16x2 lcd using pic16f690
my problem is..as
project is working well at my test bench but when i installed it on stablizer few digits of lcd get changed with viltage change(when relay operates) am using 4 bit mode in c, i don't connected remaining 4 free pins of lcd to ground
is my prob. due to not grounding free 4 pins or some other problem
pl. help any one