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hi,

i have glcd 128x64 st7920, its exist library for driving st7920 with SPI ?

Thanks.

I translated correctly the program for ccs, so for the constant works I was forced to put #device CONST = ROM.

I also put the clock at 48Mhz because I have timmings problems, for example the screen ...

Yes you have right the array was defined as a const but i deleted keywork
const because i have this error:

attempt to create a pointer to a constant.

font.h

unsigned char Courier_New_Bold_20 ...

Hi,

When i compile i have this error message.

PIC18F4550 with 16Mhz crystal
CCS version 5.0.15

This message appears when i include file font.h

#include "font.h"

This file ...

thanks for the explanation

I have modified the code

setup_spi(SPI_MASTER | SPI_MODE_0| SPI_CLK_DIV_4 );

and modified crystal to

#use delay(crystal=16Mhz, clock=16Mhz)

I do not know why it does ...

I want to drive ili9341 320x240 with spi.
According to the datasheet, the ili9341 can be jumpered to select 12
different interfaces. These can be i2c, SPI, and many parallel interfaces.
Do you k ...

Hi,

I have a pic18f4550 with crystal 16Mhz, version of compiler is 5.015.
I want to drive ili9341 320x240 with spi.
The code it was for mplab-x but i have adapted it for ccs.

How do i configur ...

Thanks for your explication.

Hi,

How i configure #FUSES for 48Mhz ?

I have tested all possibility but it don't work

i have a crystal 16Mz

#FUSES HSPLL
#FUSES CPUDIV2
#FUSES PLL1

#use delay(clock=48Mhz)/ ...

I confirm my keypad tactile is out. I have tested with a lcd backpack serial from Sparkfun. I can send information, the backpack works.

Thank you.

I think the problem is from my keyboard tactile. I have connected GND, TX, VCC to an USB TTL, and the terminal receives nothing, the keyboard is out, I had not used it for a while.

hi,

The cpu is working.
The routines from glcd (st7920) work very well, isn't that.

The keyboard is

#use delay(CRYSTAL=16MHz, CLOCK=16MHz)

and now when i connect usb rs232 cable t ...

I have added these lines and errors disappear
but it don't work.

//****** define address *****//
#byte TXSTA = 0x98
#byte RCSTA = 0x18
#byte SPBRG = 0x99
#byte PIE1 = 0 ...

Hi,

I want to use usart with my pic that is connected to a tactile keypad with serial.
I connected TX from my keypad to PIN_C7, but CCS not recognize all register TXSTA, RCSTA, SPGRG, RCIF, ...
...