Search found 12 matches

This display gives me 4 to 5 fps in serial mode...

Mine was a little better with 8 bit parallel mode. lol. Too slow graphics lcd Twisted Evil

In the display there is a pin marked as NC, and if I touch it, a lot of "noise" appears on the screen. I tied it to ground by a 22k resistor and all the problems disappeared...
Very strange ...

I know that this is already a decade old thread. I am wondering why there is a ds1307_init() code. I think it makes no sense (unless there is function that stops the oscillator). init command fetch th ...

Thanks for sharing your code.
It would have been nice when you made more clear that your code only differs from the original version in the part where your code is 12hrs with AM/PM support where the ...

Im glad i could help everyone. Smile

welcome

Hello,

Have you tried disabling spi, i2c and uart as well as ccp? I see that port B is multiplexed with these features.

Ds1307 with AM/PM function tested with software i2c on PIC16f88
Compiler: CCS v4.140

Driver
///////////////////////////////////////////////////////////////////////////////////////
/// ...

GREAT!!! welcome!

I was lost my hope to find this driver. Thank you so much.. Can you give us an example program to use this driver?

I tried my test program but have too many compile error.

#include <18F4550 ...

#include <18F2550.h>
#device adc=8;
#fuses HS,NOWDT,NOPROTECT,NOLVP,NODEBUG,NOBROWNOUT,CPUDIV1,PUT
#use delay(clock=20M)
#include <st7920.h>

const unsigned char TAB[ ...

st7920.h
/************************************************************************
* LCD graphics driver for Digole 12864w with ST7920 driver using *
* CCS software. May work with other S ...