انا بستخدم كود من موقع اجنبى وعدلتة انا سايب بس الدوال الخاصة بتهيئة الشاشة .
عموما انا لسة مااستوعبتش ال 3310 لانى بدات فيها من اقل من اسبوع فقط .
كود:
void spisend(unsigned char);
void wrdata(unsigned char);
void wrcmd(unsigned char);
void pixelxy(unsigned char, unsigned char);
void cursorxy(unsigned char, unsigned char);
void clearram(void);
void initlcd(void);
void putchar(unsigned char);
void putstr (unsigned char*);
/* Modify it to fit your schematic */
#define SCK portb.f0
#define DAT portb.f1
#define DC portb.f2
#define CE portb.f3
#define RES portb.f4
/* Lookup Table for Nokia LCD */
unsigned char const FontLookup [][5] =
{
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, // sp
{ 0x00, 0x00, 0x2f, 0x00, 0x00 }, // !
{ 0x00, 0x07, 0x00, 0x07, 0x00 }, // "
{ 0x14, 0x7f, 0x14, 0x7f, 0x14 }, // #
{ 0x24, 0x2a, 0x7f, 0x2a, 0x12 }, // $
{ 0xc4, 0xc8, 0x10, 0x26, 0x46 }, // %
{ 0x36, 0x49, 0x55, 0x22, 0x50 }, // &
{ 0x00, 0x05, 0x03, 0x00, 0x00 }, // '
{ 0x00, 0x1c, 0x22, 0x41, 0x00 }, // (
{ 0x00, 0x41, 0x22, 0x1c, 0x00 }, // )
{ 0x14, 0x08, 0x3E, 0x08, 0x14 }, // *
{ 0x08, 0x08, 0x3E, 0x08, 0x08 }, // +
{ 0x00, 0x00, 0x50, 0x30, 0x00 }, // ,
{ 0x10, 0x10, 0x10, 0x10, 0x10 }, // -
{ 0x00, 0x60, 0x60, 0x00, 0x00 }, // .
{ 0x20, 0x10, 0x08, 0x04, 0x02 }, // /
{ 0x3E, 0x51, 0x49, 0x45, 0x3E }, // 0
{ 0x00, 0x42, 0x7F, 0x40, 0x00 }, // 1
{ 0x42, 0x61, 0x51, 0x49, 0x46 }, // 2
{ 0x21, 0x41, 0x45, 0x4B, 0x31 }, // 3
{ 0x18, 0x14, 0x12, 0x7F, 0x10 }, // 4
{ 0x27, 0x45, 0x45, 0x45, 0x39 }, // 5
{ 0x3C, 0x4A, 0x49, 0x49, 0x30 }, // 6
{ 0x01, 0x71, 0x09, 0x05, 0x03 }, // 7
{ 0x36, 0x49, 0x49, 0x49, 0x36 }, // 8
{ 0x06, 0x49, 0x49, 0x29, 0x1E }, // 9
{ 0x00, 0x36, 0x36, 0x00, 0x00 }, // :
{ 0x00, 0x56, 0x36, 0x00, 0x00 }, // ;
{ 0x08, 0x14, 0x22, 0x41, 0x00 }, // <
{ 0x14, 0x14, 0x14, 0x14, 0x14 }, // =
{ 0x00, 0x41, 0x22, 0x14, 0x08 }, // >
{ 0x02, 0x01, 0x51, 0x09, 0x06 }, // ?
{ 0x32, 0x49, 0x59, 0x51, 0x3E }, // *
{ 0x7E, 0x11, 0x11, 0x11, 0x7E }, // A
{ 0x7F, 0x49, 0x49, 0x49, 0x36 }, // B
{ 0x3E, 0x41, 0x41, 0x41, 0x22 }, // C
{ 0x7F, 0x41, 0x41, 0x22, 0x1C }, // D
{ 0x7F, 0x49, 0x49, 0x49, 0x41 }, // E
{ 0x7F, 0x09, 0x09, 0x09, 0x01 }, // F
{ 0x3E, 0x41, 0x49, 0x49, 0x7A }, // G
{ 0x7F, 0x08, 0x08, 0x08, 0x7F }, // H
{ 0x00, 0x41, 0x7F, 0x41, 0x00 }, // I
{ 0x20, 0x40, 0x41, 0x3F, 0x01 }, // J
{ 0x7F, 0x08, 0x14, 0x22, 0x41 }, // K
{ 0x7F, 0x40, 0x40, 0x40, 0x40 }, // L
{ 0x7F, 0x02, 0x0C, 0x02, 0x7F }, // M
{ 0x7F, 0x04, 0x08, 0x10, 0x7F }, // N
{ 0x3E, 0x41, 0x41, 0x41, 0x3E }, // O
{ 0x7F, 0x09, 0x09, 0x09, 0x06 }, // P
{ 0x3E, 0x41, 0x51, 0x21, 0x5E }, // Q
{ 0x7F, 0x09, 0x19, 0x29, 0x46 }, // R
{ 0x46, 0x49, 0x49, 0x49, 0x31 }, // S
{ 0x01, 0x01, 0x7F, 0x01, 0x01 }, // T
{ 0x3F, 0x40, 0x40, 0x40, 0x3F }, // U
{ 0x1F, 0x20, 0x40, 0x20, 0x1F }, // V
{ 0x3F, 0x40, 0x38, 0x40, 0x3F }, // W
{ 0x63, 0x14, 0x08, 0x14, 0x63 }, // X
{ 0x07, 0x08, 0x70, 0x08, 0x07 }, // Y
{ 0x61, 0x51, 0x49, 0x45, 0x43 }, // Z
{ 0x00, 0x7F, 0x41, 0x41, 0x00 }, // [
{ 0x55, 0x2A, 0x55, 0x2A, 0x55 }, // 55
{ 0x00, 0x41, 0x41, 0x7F, 0x00 }, // ]
{ 0x04, 0x02, 0x01, 0x02, 0x04 }, // ^
{ 0x40, 0x40, 0x40, 0x40, 0x40 }, // _
{ 0x00, 0x01, 0x02, 0x04, 0x00 }, // '
{ 0x20, 0x54, 0x54, 0x54, 0x78 }, // a
{ 0x7F, 0x48, 0x44, 0x44, 0x38 }, // b
{ 0x38, 0x44, 0x44, 0x44, 0x20 }, // c
{ 0x38, 0x44, 0x44, 0x48, 0x7F }, // d
{ 0x38, 0x54, 0x54, 0x54, 0x18 }, // e
{ 0x08, 0x7E, 0x09, 0x01, 0x02 }, // f
{ 0x0C, 0x52, 0x52, 0x52, 0x3E }, // g
{ 0x7F, 0x08, 0x04, 0x04, 0x78 }, // h
{ 0x00, 0x44, 0x7D, 0x40, 0x00 }, // i
{ 0x20, 0x40, 0x44, 0x3D, 0x00 }, // j
{ 0x7F, 0x10, 0x28, 0x44, 0x00 }, // k
{ 0x00, 0x41, 0x7F, 0x40, 0x00 }, // l
{ 0x7C, 0x04, 0x18, 0x04, 0x78 }, // m
{ 0x7C, 0x08, 0x04, 0x04, 0x78 }, // n
{ 0x38, 0x44, 0x44, 0x44, 0x38 }, // o
{ 0x7C, 0x14, 0x14, 0x14, 0x08 }, // p
{ 0x08, 0x14, 0x14, 0x18, 0x7C }, // q
{ 0x7C, 0x08, 0x04, 0x04, 0x08 }, // r
{ 0x48, 0x54, 0x54, 0x54, 0x20 }, // s
{ 0x04, 0x3F, 0x44, 0x40, 0x20 }, // t
{ 0x3C, 0x40, 0x40, 0x20, 0x7C }, // u
{ 0x1C, 0x20, 0x40, 0x20, 0x1C }, // v
{ 0x3C, 0x40, 0x30, 0x40, 0x3C }, // w
{ 0x44, 0x28, 0x10, 0x28, 0x44 }, // x
{ 0x0C, 0x50, 0x50, 0x50, 0x3C }, // y
{ 0x44, 0x64, 0x54, 0x4C, 0x44 } // z
};
/* Send single byte on SPI Bus (software) */
/* Input Arguments: x -> Byte to send */
void spisend(unsigned char x)
{
unsigned char i;
for(i=8;i>0;i--){
SCK = 0;
if((x&0x80)){
DAT = 1;
} else {
DAT = 0;
}
SCK = 1;
x <<= 1;
}
}
/* Write Data Byte to Nokia LCD */
/* Input Arguments: x-> Data Byte to be sent */
void wrdata(unsigned char x)
{
DC = 1;
CE = 0;
spisend(x);
CE = 1;
}
/* Write Command Byte to Nokia LCD */
/* Input Arguments: x -> Command Byte to be sent */
void wrcmd(unsigned char x)
{
DC = 0;
CE = 0;
spisend(x);
CE = 1;
}
/* Brings ram pointer to X,Y pixel position */
/* Input Arguments: x-> X cordinate range from 0 to 83 */
/* Input Arguments: y-> Y cordinate range from 0 to 5 */
void pixelxy(unsigned char x, unsigned char y)
{
wrcmd(0x40|(y&0x07)); // Y axis
wrcmd(0x80|(x&0x7f)); // X axis
}
/* Clears the screen */
void clearram(void)
{
int ddram;
pixelxy(0,0); // Cursor Home.
for (ddram=504;ddram>0;ddram--) {wrdata(0x00);} // 6*84 = 504 DDRAM addresses.
}
/* Nokia3310 LCD Initialization */
void initlcd(void)
{
RES = 1; // Set _RES HIGH.
CE = 1; // Disable Chip.
RES = 0; // Reset the LCD.
delay_ms(240); // Wait 100ms.
RES = 1; // Awake LCD from RESET state.
wrcmd(0x21); // Activate Chip and H=1.
wrcmd(0xC2); // Set LCD Voltage to about 7V.
wrcmd(0x13); // Adjust voltage bias.
wrcmd(0x20); // Horizontal addressing and H=0.
wrcmd(0x09); // Activate all segments.
clearram(); // Erase all pixel on the DDRAM.
wrcmd(0x08); // Blank the Display.
wrcmd(0x0C); // Display Normal.
pixelxy(0,0); // Cursor Home.
}
/* Bring cursor to Line and character specified */
/* Input Arguments: row -> Line number range from 1 to 6 */
/* Input Arguments: Column -> character position range from 1 to 14 */
/* You can have maximum of 6 lines of text on LCD and each line
containing 14 characters. Address is auto increment */
void cursorxy(unsigned char row, unsigned char col)
{
if((row>6) || (row<1) || (col<1) || (col>14))
return;
pixelxy(((col-1)*6),(row-1));
}
/* Writes single character on LCD */
/* Input Arguments: ch -> Character to be displayed */
void putchar(unsigned char ch)
{
unsigned char i, temp;
if ( (ch < 0x20) || (ch > 0x7b) ){
ch = 92;
}
for(i=0;i<5;i++){
temp = FontLookup[ch - 32][i] << 1;
wrdata(temp);
}
wrdata(0x00);
}
/* Writes character string on LCD */
/* Input Arguments: str -> Pointer to string to be displayed */
void putstr (unsigned char *str)
{
while(*str)
putchar(*str++);
}
/*
Main code by Ronald Arthur
Accra - Ghana
(c) 2010
*/
void main()
{
cmcon = 0x07; //convert all comparators to digital pins
trisa = 0xff; //set porta as input
trisb = 0x00; //set portb as output
initlcd();
while(1)
{
while(porta.f0==1)
{
cursorxy(1,1);
putstr("FUSE 1 IS OK");
}
clearram();
while(porta.f0==0)
{
cursorxy(1,1);
putstr("FUSE 1 ALERT");
clearram();
delay_ms(1000);
cursorxy(1,1);
putstr("FUSE 1 ALERT");
delay_ms(1000);
}
clearram();
}
}