atlantaswl

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Recent activity by atlantaswl Recent activity Votes
    1. Community
    2. OLEDs
    3. ROM selection in 2066 controller

    Thanks for looking, problem has been solved (FINALLY - yes, I'm shouting).It turns out that any command that precedes a data write (e.g., setting the ROM selection, setting the DDRAM address), th...

    1. Community
    2. OLEDs
    3. NHD-0216CW module using SPI - Question

    Thought I share the assembler code using the 8080 8-bit interface. init_display:         ldi      temp, RES         sts      PORTA_OUTCLR, temp         rcall   display_delay         sts      PORTA_...

    1. Community
    2. OLEDs
    3. NHD-0216CW module using SPI - Question

    Hi,I found it expeditious to change the interface to parallel.  Uses many more pins, but the display works perfectly now.  One thing I will say, is that by verifying the command has completed by re...

    1. Community
    2. OLEDs
    3. NHD-0216CW module using SPI - Question

    Here is the AVR assembler code.  The argument (command or data) is loaded into the temp register (r16), and either display_command or display_data is called.  VPORT2 is mapped to Port C and VPORT3 ...

    1. Community
    2. OLEDs
    3. NHD-0216CW module using SPI - Question

    Hi Paul,Thinking there might be an issue using the SPI on the Atmel processor, i rewrote the c code in the example program in AVR assembler, and would love to share the code with the forum, and the...

    1. Community
    2. OLEDs
    3. NHD-0216CW module using SPI - Question

    Hi Paul,Thanks for the assistance.  Unfortunately, no joy yet.  The code I wrote is below.  I did change a few of the commands, as I have a 2x16 display, and the code on the US2066 directory I thin...