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Piyasada kolaylıkla bulunabilen bu lcd verilen sürücü programı ile normal lcdler gibi kullanabilir,kendi tasarımlarınızı gerçekleştirebilirsiniz.
Ekranın pin diyagramı:
pin1: V+ (3,3V)
pin2: SCLK
pin3: SDIN
pin4: D/C
pin5: SCE
pin6: GND
pin7: Vout (0.47uf ile ÅŸaseye)
pin8: RESET
Sürücü Programı:
/*
Graphic LCD Nokia 3310 (LPH7779) routines v3
CCS compiler
by Michel Bavin 2004 --- bavin@skynet.be
http://users.skynet.be/bk317494
August 29, 2004
*/
// Örnek kullanım
//
// Ekranı başlatmak için:
// nokia_init();
// ...
//Yazı yazılacak koordinatı belirlemek için:
// nokia_gotoxy(0,0);
//Ekrana yazdırma
// printf(nokia_printchar,"test???");
#define nok_sclk PIN_B0
#define nok_sda PIN_B1
#define nok_dc PIN_B2
#define nok_cs PIN_B3
#define nok_res PIN_B4
char char_row,charsel,charpos,chardata;// for nokia_3310 lcd
int16 ddram;
char plot_value;
int32 plot_value32;
int32 plot_umsb,plot_lmsb,plot_ulsb,plot_llsb;
//ASCII karakter tablosu NOKIA LCD: 96 rows * 5 bytes= 480 bytes
BYTE const TABLE5[240]=
{0x00,0x00,0x00,0x00,0x00, // 20 space
0x00,0x00,0x5f,0x00,0x00, // 21 !
0x00,0x07,0x00,0x07,0x00, // 22 "
0x14,0x7f,0x14,0x7f,0x14, // 23 #
0x24,0x2a,0x7f,0x2a,0x12, // 24 $
0x23,0x13,0x08,0x64,0x62, // 25 %
0x36,0x49,0x55,0x22,0x50, // 26 &
0x00,0x05,0x03,0x00,0x00, // 27 '
0x00,0x1c,0x22,0x41,0x00, // 28 (
0x00,0x41,0x22,0x1c,0x00, // 29 )
0x14,0x08,0x3e,0x08,0x14, // 2a *
0x08,0x08,0x3e,0x08,0x08, // 2b +
0x00,0x50,0x30,0x00,0x00, // 2c ,
0x08,0x08,0x08,0x08,0x08, // 2d -
0x00,0x60,0x60,0x00,0x00, // 2e .
0x20,0x10,0x08,0x04,0x02, // 2f /
0x3e,0x51,0x49,0x45,0x3e, // 30 0
0x00,0x42,0x7f,0x40,0x00, // 31 1
0x42,0x61,0x51,0x49,0x46, // 32 2
0x21,0x41,0x45,0x4b,0x31, // 33 3
0x18,0x14,0x12,0x7f,0x10, // 34 4
0x27,0x45,0x45,0x45,0x39, // 35 5
0x3c,0x4a,0x49,0x49,0x30, // 36 6
0x01,0x71,0x09,0x05,0x03, // 37 7
0x36,0x49,0x49,0x49,0x36, // 38 8
0x06,0x49,0x49,0x29,0x1e, // 39 9
0x00,0x36,0x36,0x00,0x00, // 3a :
0x00,0x56,0x36,0x00,0x00, // 3b ;
0x08,0x14,0x22,0x41,0x00, // 3c <
0x14,0x14,0x14,0x14,0x14, // 3d =
0x00,0x41,0x22,0x14,0x08, // 3e >
0×02,0×01,0×51,0×09,0×06, // 3f ?
0×32,0×49,0×79,0×41,0×3e, // 40 @
0×7e,0×11,0×11,0×11,0×7e, // 41 A
0×7f,0×49,0×49,0×49,0×36, // 42 B
0×3e,0×41,0×41,0×41,0×22, // 43 C
0×7f,0×41,0×41,0×22,0×1c, // 44 D
0×7f,0×49,0×49,0×49,0×41, // 45 E
0×7f,0×09,0×09,0×09,0×01, // 46 F
0×3e,0×41,0×49,0×49,0×7a, // 47 G
0×7f,0×08,0×08,0×08,0×7f, // 48 H
0×00,0×41,0×7f,0×41,0×00, // 49 I
0×20,0×40,0×41,0×3f,0×01, // 4a J
0×7f,0×08,0×14,0×22,0×41, // 4b K
0×7f,0×40,0×40,0×40,0×40, // 4c L
0×7f,0×02,0×0c,0×02,0×7f, // 4d M
0×7f,0×04,0×08,0×10,0×7f, // 4e N
0×3e,0×41,0×41,0×41,0×3e // 4f O
};
//Devamı
BYTE const TABLE6[240]=
{0×7f,0×09,0×09,0×09,0×06, // 50 P
0×3e,0×41,0×51,0×21,0×5e, // 51 Q
0×7f,0×09,0×19,0×29,0×46, // 52 R
0×46,0×49,0×49,0×49,0×31, // 53 S
0×01,0×01,0×7f,0×01,0×01, // 54 T
0×3f,0×40,0×40,0×40,0×3f, // 55 U
0×1f,0×20,0×40,0×20,0×1f, // 56 V
0×3f,0×40,0×38,0×40,0×3f, // 57 W
0×63,0×14,0×08,0×14,0×63, // 58 X
0×07,0×08,0×70,0×08,0×07, // 59 Y
0×61,0×51,0×49,0×45,0×43, // 5a Z
0×00,0×7f,0×41,0×41,0×00, // 5b [
0×02,0×04,0×08,0×10,0×20, // 5c
0×00,0×41,0×41,0×7f,0×00, // 5d
0×04,0×02,0×01,0×02,0×04, // 5e
0×40,0×40,0×40,0×40,0×40, // 5f
0×00,0×01,0×02,0×04,0×00, // 60
0×20,0×54,0×54,0×54,0×78, // 61 a
0×7f,0×48,0×44,0×44,0×38, // 62 b
0×38,0×44,0×44,0×44,0×20, // 63 c
0×38,0×44,0×44,0×48,0×7f, // 64 d
0×38,0×54,0×54,0×54,0×18, // 65 e
0×08,0×7e,0×09,0×01,0×02, // 66 f
0×0c,0×52,0×52,0×52,0×3e, // 67 g
0×7f,0×08,0×04,0×04,0×78, // 68 h
0×00,0×44,0×7d,0×40,0×00, // 69 i
0×20,0×40,0×44,0×3d,0×00, // 6a j
0×7f,0×10,0×28,0×44,0×00, // 6b k
0×00,0×41,0×7f,0×40,0×00, // 6c l
0×7c,0×04,0×18,0×04,0×78, // 6d m
0×7c,0×08,0×04,0×04,0×78, // 6e n
0×38,0×44,0×44,0×44,0×38, // 6f o
0×7c,0×14,0×14,0×14,0×08, // 70 p
0×08,0×14,0×14,0×18,0×7c, // 71 q
0×7c,0×08,0×04,0×04,0×08, // 72 r
0×48,0×54,0×54,0×54,0×20, // 73 s
0×04,0×3f,0×44,0×40,0×20, // 74 t
0×3c,0×40,0×40,0×20,0×7c, // 75 u
0×1c,0×20,0×40,0×20,0×1c, // 76 v
0×3c,0×40,0×30,0×40,0×3c, // 77 w
0×44,0×28,0×10,0×28,0×44, // 78 x
0×0c,0×50,0×50,0×50,0×3c, // 79 y
0×44,0×64,0×54,0×4c,0×44, // 7a z
0×00,0×08,0×36,0×41,0×00, // 7b
0×00,0×00,0×7f,0×00,0×00, // 7c
0×00,0×41,0×36,0×08,0×00, // 7d
0×10,0×08,0×08,0×10,0×08, // 7e
0×78,0×46,0×41,0×46,0×78 // 7f
};
void nokia_init(void);
void nokia_write_command(char bytefornokia_command);
void nokia_write_data(char bytefornokia_data);
void nokia_write_dorc(char bytefornokia);
void nokia_gotoxy(int8 xnokia, int8 ynokia);
void nokia_erase_y(int8 ynokia);
void nokia_erase_x(int8 xnokia);
void nokia_printchar(int8 cvar);
void nokia_clean_ddram(void);
void table_to_nokialcd(void);
void nokia_plot(int8 xnokia,int8 plot_value8);
void nokia_write_data_inv(char bytefornokia_data_inv);
void nokia_clear_screen(void);
void nokia_clear_xy(int8 xnokia, int8 ynokia);
void nokia_print_uparrow(void);
void nokia_print_downarrow(void);
void nokia_print_leftarrow(void);
void nokia_print_rightarrow(void);
void nokia_print_degree(void);
void nokia_print_lowbatdegree(void);
void nokia_init(void)
{
output_high(nok_dc);
output_high(nok_cs);
output_low(nok_res);
delay_ms(10);
output_high(nok_res);
nokia_write_command(0×21);
nokia_write_command(0xc2);
nokia_write_command(0×13);
nokia_write_command(0×20);
nokia_write_command(0×09);
nokia_clean_ddram(); //DDRAM resetlenerek ekran temizlenir
nokia_write_command(0×08);
nokia_write_command(0×0c);
}
void nokia_clean_ddram(void)
{
nokia_gotoxy(0,0); // 84*6=504 clear LCD
for (ddram=504;ddram>0;ddram–){nokia_write_data(0×00);}
}
void nokia_write_command(char bytefornokia_command)
{
output_low(nok_dc);
output_low(nok_cs);
nokia_write_dorc(bytefornokia_command);
output_high(nok_cs);
}
void nokia_write_data(char bytefornokia_data)
{
output_high(nok_dc);
output_low(nok_cs);
nokia_write_dorc(bytefornokia_data);
output_high(nok_cs);
}
void nokia_write_dorc(char bytefornokia)
{
char caa;
for (caa=8;caa>0;caa–) {
output_low(nok_sclk);
// delay_us(2);
if ((bytefornokia&0×80)==0){output_low(nok_sda);}
else {output_high(nok_sda);}
output_high(nok_sclk);
bytefornokia=bytefornokia<<1;
}
}
void nokia_gotoxy(int8 xnokia, int8 ynokia)
{
nokia_write_command(0x40|(ynokia&0x07));
nokia_write_command(0x80|(xnokia&0x7f));
}
void nokia_erase_y(int8 ynokia)
{
nokia_gotoxy(0,ynokia);
printf(nokia_printchar," ");
}
void nokia_erase_x(int8 xnokia)
{
char column;
for (column=0;column!=6;column++){
nokia_gotoxy(xnokia,column);
nokia_write_data(0x00);
nokia_write_data(0x00);
nokia_write_data(0x00);
nokia_write_data(0x00);
nokia_write_data(0x00);
nokia_write_data(0x00);
}
}
void nokia_printchar(int8 cvar) // Ekrana bir karakter yazılır
{
charsel=cvar;
table_to_nokialcd();
}
// Ekrana yazı yazmak için tablodan karakter çekilir
void table_to_nokialcd(void)
{
if (charsel<0x20)return;
if (charsel>0×7f)return;
for (char_row=0;char_row<5;char_row++) { // 5 bytes
//TABLO5'de karakter ara
if (charsel<0x50){charpos=(((charsel&0xff)-0x20)*5);
chardata=TABLE5[(charpos+char_row)];}
//Yoksa TABLO6'ya bak
else if (charsel>0×4f){charpos=(((charsel&0xff)-0×50)*5);
chardata=TABLE6[(charpos+char_row)];}
//ekrana bilgiyi gönder nokia_write_data(chardata);
}
nokia_write_data(0×00); // BoÅŸluk koy
}
void nokia_plot(int8 xnokia,int8 plot_value8)
{
char i;
plot_value32=0;
// plot_value32|=1; //çubuk yerine nokta nokta kullanmak için
for (i=0;i!=plot_value8;i++){
plot_value32|=1;
plot_value32<<=1;
}
plot_value32|=2; // alt satır her zaman doldurulur
plot_llsb=(plot_value32&0xff);
plot_ulsb=((plot_value32>>8)&0xff);
plot_lmsb=((plot_value32>>16)&0xff);
plot_umsb=((plot_value32>>24)&0xff);
nokia_gotoxy(xnokia,1);
nokia_write_data_inv(plot_umsb);
nokia_gotoxy(xnokia,2);
nokia_write_data_inv(plot_lmsb);
nokia_gotoxy(xnokia,3);
nokia_write_data_inv(plot_ulsb);
nokia_gotoxy(xnokia,4);
nokia_write_data_inv(plot_llsb);
}
void nokia_write_data_inv(char bytefornokia_data_inv)
{
char caa;
output_high(nok_dc);
output_low(nok_cs); //chip aktif
for (caa=8;caa>0;caa–) {
output_low(nok_sclk);
delay_us(2);
if ((bytefornokia_data_inv&0×01)==0){output_low(nok_sda);}
else {output_high(nok_sda);}
output_high(nok_sclk);
bytefornokia_data_inv=bytefornokia_data_inv>>1;
}
output_high(nok_cs); //chip devre dışı
}
void nokia_clear_screen(void)
{
nokia_erase_y(0);
nokia_erase_y(1);
nokia_erase_y(2);
nokia_erase_y(3);
nokia_erase_y(4);
nokia_erase_y(5);
}
void nokia_clear_xy(int8 xnokia, int8 ynokia)
{
nokia_gotoxy(xnokia,ynokia);
nokia_printchar(” “);
}
void nokia_print_uparrow(void)
{
nokia_write_data(0×04);
nokia_write_data(0×02);
nokia_write_data(0×7f);
nokia_write_data(0×02);
nokia_write_data(0×04);
nokia_write_data(0×00);
}
void nokia_print_downarrow(void)
{
nokia_write_data(0×10);
nokia_write_data(0×20);
nokia_write_data(0×7f);
nokia_write_data(0×20);
nokia_write_data(0×10);
nokia_write_data(0×00);
}
void nokia_print_leftarrow(void)
{
nokia_write_data(0×08);
nokia_write_data(0×1c);
nokia_write_data(0×2a);
nokia_write_data(0×08);
nokia_write_data(0×08);
nokia_write_data(0xf8);
}
void nokia_print_rightarrow(void)
{
nokia_write_data(0×08);
nokia_write_data(0×08);
nokia_write_data(0×2a);
nokia_write_data(0×1c);
nokia_write_data(0×08);
nokia_write_data(0×00);
}
void nokia_print_degree(void)
{
nokia_write_data(0×00);
nokia_write_data(0×06);
nokia_write_data(0×09);
nokia_write_data(0×09);
nokia_write_data(0×06);
nokia_write_data(0×00);
// nokia_printchar(” “);
}
void nokia_print_lowbatdegree(void)
{
nokia_write_data(0×00);
nokia_write_data(0×06);
nokia_write_data(0×0f);
nokia_write_data(0×0f);
nokia_write_data(0×06);
nokia_write_data(0×00);
// nokia_printchar(” “);
}
