Abaixo o código...
*não consegui postar a imagem do esquema elétrico
#include "__T6963C.h"
// T6963C module connections
char T6963C_dataPort at PORTD; // DATA port
sbit T6963C_ctrlwr at RC2_bit; // WR write signal
sbit T6963C_ctrlrd at RC1_bit; // RD read signal
sbit T6963C_ctrlcd at RC0_bit; // CD command/data signal
sbit T6963C_ctrlrst at RC4_bit; // RST reset signal
sbit T6963C_ctrlwr_Direction at TRISC2_bit; // WR write signal
sbit T6963C_ctrlrd_Direction at TRISC1_bit; // RD read signal
sbit T6963C_ctrlcd_Direction at TRISC0_bit; // CD command/data signal
sbit T6963C_ctrlrst_Direction at TRISC4_bit; // RST reset signal
// Signals not used by library, they are set in main function
sbit T6963C_ctrlce at RC3_bit; // CE signal
sbit T6963C_ctrlfs at RC6_bit; // FS signal
sbit T6963C_ctrlmd at RC5_bit; // MD signal
sbit T6963C_ctrlce_Direction at TRISC3_bit; // CE signal direction
sbit T6963C_ctrlfs_Direction at TRISC6_bit; // FS signal direction
sbit T6963C_ctrlmd_Direction at TRISC5_bit; // MD signal direction
// End T6963C module connections
/*
* bitmap pictures stored in ROM
*/
/*const code char mC[];
const code char einstein[];*/
void main() {
char txt1[] = " ITS ME!!";
char txt[] = " ;) ";
unsigned char panel; // Current panel
unsigned int i; // General purpose register
unsigned char curs; // Cursor visibility
unsigned int cposx, cposy; // Cursor x-y position
TRISA0_bit = 1; // Set RA0 as input
TRISA1_bit = 1; // Set RA1 as input
TRISA2_bit = 1; // Set RA2 as input
TRISA3_bit = 1; // Set RA3 as input
TRISA4_bit = 1; // Set RA4 as input
ADCON1 |= 0xFF; // Configure AN pins as digital
CMCON |= 7; // Disable comparators
T6963C_ctrlce_Direction = 0;
T6963C_ctrlce = 0; // Enable T6963C
T6963C_ctrlfs_Direction = 0;
T6963C_ctrlfs = 0; // Font Select 8x8
T6963C_ctrlmd_Direction = 0;
T6963C_ctrlmd = 0; // Column number select
// Initialize T6369C
T6963C_init(240, 128, 8);
/*
* Enable both graphics and text display at the same time
*/
T6963C_graphics(1);
T6963C_text(1);
panel = 0;
i = 0;
curs = 0;
cposx = cposy = 0;
/*
* Text messages
*/
T6963C_write_text(txt, 0, 0, T6963C_ROM_MODE_XOR);
T6963C_write_text(txt1, 0, 15, T6963C_ROM_MODE_XOR);
/*
* Cursor
*/
T6963C_cursor_height(8); // 8 pixel height
T6963C_set_cursor(0, 0); // Move cursor to top left
T6963C_cursor(0); // Cursor off
/*
* Draw rectangles
*/
T6963C_rectangle(0, 0, 239, 127, T6963C_WHITE);
T6963C_rectangle(20, 20, 219, 107, T6963C_WHITE);
T6963C_rectangle(40, 40, 199, 87, T6963C_WHITE);
T6963C_rectangle(60, 60, 179, 67, T6963C_WHITE);
/*
* Draw a cross
*/
T6963C_line(0, 0, 239, 127, T6963C_WHITE);
T6963C_line(0, 127, 239, 0, T6963C_WHITE);
/*
* Draw solid boxes
*/
T6963C_box(0, 0, 239, 8, T6963C_WHITE);
T6963C_box(0, 119, 239, 127, T6963C_WHITE);
/*
* Draw circles
*/
T6963C_circle(120, 64, 10, T6963C_WHITE);
T6963C_circle(120, 64, 30, T6963C_WHITE);
T6963C_circle(120, 64, 50, T6963C_WHITE);
T6963C_circle(120, 64, 70, T6963C_WHITE);
T6963C_circle(120, 64, 90, T6963C_WHITE);
T6963C_circle(120, 64, 110, T6963C_WHITE);
T6963C_circle(120, 64, 130, T6963C_WHITE);
/*T6963C_sprite(76, 4, einstein, 88, 119); // Draw a sprite
T6963C_setGrPanel(1); // Select other graphic panel
T6963C_image(mC);*/
for(;;) { // Endless loop
/*
* If RA0 is pressed, display only graphic panel
*/
if(RA0_bit) {
T6963C_graphics(1);
T6963C_text(0);
Delay_ms(300);
}
/*
* If RA1 is pressed, toggle the display between graphic panel 0 and graphic panel 1
*/
else if(RA1_bit) {
panel++;
panel &= 1;
T6963C_displayGrPanel(panel);
Delay_ms(300);
}
/*
* If RA2 is pressed, display only text panel
*/
else if(RA2_bit) {
T6963C_graphics(0);
T6963C_text(1);
Delay_ms(300);
}
/*
* If RA3 is pressed, display text and graphic panels
*/
else if(RA3_bit) {
T6963C_graphics(1);
T6963C_text(1);
Delay_ms(300);
}
/*
* If RA4 is pressed, change cursor
*/
else if(RA4_bit) {
curs++;
if(curs == 3) curs = 0;
switch(curs) {
case 0:
// no cursor
T6963C_cursor(0);
break;
case 1:
// blinking cursor
T6963C_cursor(1);
T6963C_cursor_blink(1);
break;
case 2:
// non blinking cursor
T6963C_cursor(1);
T6963C_cursor_blink(0);
break;
}
Delay_ms(300);
}
/*
* Move cursor, even if not visible
*/
cposx++;
if(cposx == T6963C_txtCols) {
cposx = 0;
cposy++;
if(cposy == T6963C_grHeight / T6963C_CHARACTER_HEIGHT) {
cposy = 0;
}
}
T6963C_set_cursor(cposx, cposy);
Delay_ms(100);
}
}
Nessa primeira parte do projeto, o programa ainda não recebe sinais externo, seria apenas impressão de dados no lcd mesmo...
Agora a tarde retirei o circuito POR do reset e coloquei nesse apenas um resistor de 10k ligado a fonte e um capacitor de 100nF indo para o terra... com isso o programa deixou de travar, contudo ainda permanece o problema na inicialização, só começa a mostrar as imagens na tela quando eu encosto nos pinos onde está o cristal...
Tópico: Dúvida GLCD 240 x 128 com pic18f4520 (Lida 3078 vezes)