Okay, I took some time to make sure I understand the code but I am getting stuck when try to compile the driver. I keep getting "Error 128".
Am I not suppose to compile a driver?
I'm unsure how to go about string the data together. How would one make something like this: 01 'G' 0x00 'LEN' 'Q" output to port D as one line? It should be a 8bytes of data when I'm done.
I’m trying to write a driver for a vfd display using D0-D7 to transmit data. The part I’m getting caught up on is how to go about assembling the data going to port D. Is my only option to do i ...