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glcd in lpc1758 does not display

anjali over 5 years ago

i am using lpc1758 microcontroller and to display on lcd, i have done the interfacing of glcd with microcontroller through SPI. now i am sending data but no display.

Top replies

Westonsupermare Pier over 5 years ago in reply to anjali +2 verified

Find an RTC example, sprintf() to a string buffer and then send to your text output routine.
Westonsupermare Pier over 5 years ago in reply to anjali +2 verified

LPC1700 is not my platform, but would expect crystal and RTC would need some amount of configuration, and battery to maintain. You'd want to look for RTC examples and merge. Perhaps NXP forum would have...
Andy Neil over 5 years ago in reply to anjali +1 verified

Yes - of course you do! The display will only show what you send to it. If you never change that, then it will just keep showing the same thing!