Hey Raquel,

I figured out the problem but would like verification. Going off of the datasheet (http://www.matrixorbital.ca/manuals/mop/lcd/MOP-AL404C-E.pdf) I assumed that the datalines used in 4bit mode where DB4-7 which is the case with the LCDs I currently use. The flowchart in the datasheet ...

Hi,

I recently ordered 2 of the MOP-AL404 LCDs. I have been trying for a few days now to get them to work but I can't seem to initialize them. All I get is the 1st and 3rd row of black bars. I've checked the forums but there doesn't seem to be very much information on this display.

I am trying to ...