Difference between revisions of "NU32v2: Nokia 5110 LCD"
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==Code== |
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Use the Sparkfun SPI LCD |
Use the Sparkfun SPI LCD |
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Revision as of 11:08, 10 January 2011
Page Under Construction
NDM 1/10/2011
This page contains code for using the Nokia 5110 from Sparkfun.
Code
/*
Use the Sparkfun SPI LCD
Nick Marchuk
12/21/2010
from http://www.arduino.cc/playground/Code/PCD8544
*/
#include <stdlib.h>
#include <plib.h>
// Configuration Bit settings
// SYSCLK = 80 MHz (8MHz Crystal/ FPLLIDIV * FPLLMUL / FPLLODIV)
// PBCLK = 80 MHz
// Primary Osc w/PLL (XT+,HS+,EC+PLL)
// WDT OFF
// Use Dbg Comm channel 2
// Other options are don't care
#pragma config FPLLMUL = MUL_20, FPLLIDIV = DIV_2, FPLLODIV = DIV_1, FWDTEN = OFF
#pragma config POSCMOD = HS, FNOSC = PRIPLL, FPBDIV = DIV_1
#pragma config ICESEL = ICS_PGx2
#define GetSystemClock() (80000000ul)
#define GetPeripheralClock() (GetSystemClock()/(1 << OSCCONbits.PBDIV))
#define SYS_FREQ (80000000L)
/** LED ************************************************************/
#define mInitAllLEDs() LATG |= 0x3000; TRISG &= 0xCFFF;
#define mLED_1 LATGbits.LATG12
#define mLED_2 LATGbits.LATG13
#define mGetLED_1() mLED_1
#define mGetLED_2() mLED_2
#define mLED_1_On() mLED_1 = 0; // low
#define mLED_2_On() mLED_2 = 0; // low
#define mLED_1_Off() mLED_1 = 1; // high
#define mLED_2_Off() mLED_2 = 1; // high
#define mLED_1_Toggle() mLED_1 = !mLED_1;
#define mLED_2_Toggle() mLED_2 = !mLED_2;
char Out_Buffer[32];
// LCD variables
#define mInitLCDPins() LATE |= 0x0000; TRISE &= 0xFFF8;
#define mPIN_SCE LATEbits.LATE2 // LCD CS .... Pin 3
#define mPIN_RESET LATEbits.LATE1 // LCD RST .... Pin 1
#define mPIN_DC LATEbits.LATE0 // LCD Dat/Com. Pin 5
#define mSCE_Low() mPIN_SCE = 0; // low
#define mSCE_High() mPIN_SCE = 1; // high
#define mRESET_Low() mPIN_RESET = 0; // low
#define mRESET_High() mPIN_RESET = 1; // high
#define mDC_Low() mPIN_DC = 0; // low
#define mDC_High() mPIN_DC = 1; // high
//#define PIN_SDIN 4 // LCD SPIDat . Pin 6
//#define PIN_SCLK 3 // LCD SPIClk . Pin 4
// LCD Gnd .... Pin 2
// LCD Vcc .... Pin 8
// LCD Vlcd ... Pin 7
#define LCD_C 0
#define LCD_D 1
#define LCD_X 84
#define LCD_Y 48
//#define LCD_CMD 0
// lcd functions
void LcdCharacter(char);
void LcdClear(void);
void LcdInitialise(void);
void LcdString(char *); //void LcdString(char *characters)
void LcdWrite(char, char);
void gotoXY(int, int);
void drawLine(void);
static const char ASCII[96][5] = {
{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 >
,{0x02, 0x01, 0x51, 0x09, 0x06} // 3f ?
,{0x32, 0x49, 0x79, 0x41, 0x3e} // 40 @
,{0x7e, 0x11, 0x11, 0x11, 0x7e} // 41 A
,{0x7f, 0x49, 0x49, 0x49, 0x36} // 42 B
,{0x3e, 0x41, 0x41, 0x41, 0x22} // 43 C
,{0x7f, 0x41, 0x41, 0x22, 0x1c} // 44 D
,{0x7f, 0x49, 0x49, 0x49, 0x41} // 45 E
,{0x7f, 0x09, 0x09, 0x09, 0x01} // 46 F
,{0x3e, 0x41, 0x49, 0x49, 0x7a} // 47 G
,{0x7f, 0x08, 0x08, 0x08, 0x7f} // 48 H
,{0x00, 0x41, 0x7f, 0x41, 0x00} // 49 I
,{0x20, 0x40, 0x41, 0x3f, 0x01} // 4a J
,{0x7f, 0x08, 0x14, 0x22, 0x41} // 4b K
,{0x7f, 0x40, 0x40, 0x40, 0x40} // 4c L
,{0x7f, 0x02, 0x0c, 0x02, 0x7f} // 4d M
,{0x7f, 0x04, 0x08, 0x10, 0x7f} // 4e N
,{0x3e, 0x41, 0x41, 0x41, 0x3e} // 4f O
,{0x7f, 0x09, 0x09, 0x09, 0x06} // 50 P
,{0x3e, 0x41, 0x51, 0x21, 0x5e} // 51 Q
,{0x7f, 0x09, 0x19, 0x29, 0x46} // 52 R
,{0x46, 0x49, 0x49, 0x49, 0x31} // 53 S
,{0x01, 0x01, 0x7f, 0x01, 0x01} // 54 T
,{0x3f, 0x40, 0x40, 0x40, 0x3f} // 55 U
,{0x1f, 0x20, 0x40, 0x20, 0x1f} // 56 V
,{0x3f, 0x40, 0x38, 0x40, 0x3f} // 57 W
,{0x63, 0x14, 0x08, 0x14, 0x63} // 58 X
,{0x07, 0x08, 0x70, 0x08, 0x07} // 59 Y
,{0x61, 0x51, 0x49, 0x45, 0x43} // 5a Z
,{0x00, 0x7f, 0x41, 0x41, 0x00} // 5b [
,{0x02, 0x04, 0x08, 0x10, 0x20} // 5c ¥
,{0x00, 0x41, 0x41, 0x7f, 0x00} // 5d ]
,{0x04, 0x02, 0x01, 0x02, 0x04} // 5e ^
,{0x40, 0x40, 0x40, 0x40, 0x40} // 5f _
,{0x00, 0x01, 0x02, 0x04, 0x00} // 60 `
,{0x20, 0x54, 0x54, 0x54, 0x78} // 61 a
,{0x7f, 0x48, 0x44, 0x44, 0x38} // 62 b
,{0x38, 0x44, 0x44, 0x44, 0x20} // 63 c
,{0x38, 0x44, 0x44, 0x48, 0x7f} // 64 d
,{0x38, 0x54, 0x54, 0x54, 0x18} // 65 e
,{0x08, 0x7e, 0x09, 0x01, 0x02} // 66 f
,{0x0c, 0x52, 0x52, 0x52, 0x3e} // 67 g
,{0x7f, 0x08, 0x04, 0x04, 0x78} // 68 h
,{0x00, 0x44, 0x7d, 0x40, 0x00} // 69 i
,{0x20, 0x40, 0x44, 0x3d, 0x00} // 6a j
,{0x7f, 0x10, 0x28, 0x44, 0x00} // 6b k
,{0x00, 0x41, 0x7f, 0x40, 0x00} // 6c l
,{0x7c, 0x04, 0x18, 0x04, 0x78} // 6d m
,{0x7c, 0x08, 0x04, 0x04, 0x78} // 6e n
,{0x38, 0x44, 0x44, 0x44, 0x38} // 6f o
,{0x7c, 0x14, 0x14, 0x14, 0x08} // 70 p
,{0x08, 0x14, 0x14, 0x18, 0x7c} // 71 q
,{0x7c, 0x08, 0x04, 0x04, 0x08} // 72 r
,{0x48, 0x54, 0x54, 0x54, 0x20} // 73 s
,{0x04, 0x3f, 0x44, 0x40, 0x20} // 74 t
,{0x3c, 0x40, 0x40, 0x20, 0x7c} // 75 u
,{0x1c, 0x20, 0x40, 0x20, 0x1c} // 76 v
,{0x3c, 0x40, 0x30, 0x40, 0x3c} // 77 w
,{0x44, 0x28, 0x10, 0x28, 0x44} // 78 x
,{0x0c, 0x50, 0x50, 0x50, 0x3c} // 79 y
,{0x44, 0x64, 0x54, 0x4c, 0x44} // 7a z
,{0x00, 0x08, 0x36, 0x41, 0x00} // 7b {
,{0x00, 0x00, 0x7f, 0x00, 0x00} // 7c |
,{0x00, 0x41, 0x36, 0x08, 0x00} // 7d }
,{0x10, 0x08, 0x08, 0x10, 0x08} // 7e ?
,{0x00, 0x06, 0x09, 0x09, 0x06} // 7f ?
}; // end char ASCII[96][5]
// main
int main(void) {
unsigned int pb_clock;
SYSTEMConfig(SYS_FREQ, SYS_CFG_WAIT_STATES | SYS_CFG_PCACHE);
// configure for multi-vectored mode
INTConfigureSystem(INT_SYSTEM_CONFIG_MULT_VECTOR);
// enable multi-vector interrupts
INTEnableSystemMultiVectoredInt();
// initialize the leds
mInitAllLEDs();
mLED_1_Off(); // low
mLED_2_On(); // low
LcdInitialise();
LcdClear();
int a,b;
char Str[15];
// Draw a Box
//for(b=1000; b>0; b--){
//drawLine();
//for(a=0; a<=5 ; a++){
gotoXY(0,1);
// Put text in Box
LcdString("1 Test1");
gotoXY(0,0);
LcdString("012345678901");
gotoXY(25,2);
LcdString("Test2");
gotoXY(16,3);
LcdString("Test3");
gotoXY(0,2);
LcdString("2");
gotoXY(0,3);
LcdString("3");
gotoXY(0,4);
LcdString("4");
gotoXY(0,5);
LcdString("5");
/*
gotoXY(24,3);
LcdCharacter('H');
LcdCharacter('E');
LcdCharacter('L');
LcdCharacter('L');
LcdCharacter('O');
LcdCharacter(' ');
LcdCharacter('=');
// Draw + at this position
gotoXY(10,3);
LcdCharacter('=');
//delay(500);
gotoXY(24,3);
LcdCharacter('h');
LcdCharacter('e');
LcdCharacter('l');
LcdCharacter('l');
LcdCharacter('o');
LcdCharacter(' ');
LcdCharacter('-');
// Draw - at this position
gotoXY(10,3);
LcdCharacter('-');
*/
mLED_1_On();
while(1) {
sprintf(Out_Buffer,"a=%d",somevariable);
gotoXY(25,4);
LcdString(Out_Buffer);
}
return 0;
} // end main
///////////////////////////////////////////////////////////////////////////////////////
///////// LCD Functions /////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////
void LcdCharacter(char character)
{
LcdWrite(LCD_D, 0x00);
int index;
for (index = 0; index < 5; index++)
{
LcdWrite(LCD_D, ASCII[character - 0x20][index]);
//LcdWrite(LCD_D, ASCII[character - 0x20 + index]);
}
LcdWrite(LCD_D, 0x00);
}
void LcdClear(void)
{
int index;
for (index = 0; index < LCD_X * LCD_Y / 8; index++)
{
LcdWrite(LCD_D, 0x00);
}
}
void LcdInitialise(void)
{
//pinMode(PIN_SCE, OUTPUT);
//pinMode(PIN_RESET, OUTPUT);
//pinMode(PIN_DC, OUTPUT);
//pinMode(PIN_SDIN, OUTPUT);
//pinMode(PIN_SCLK, OUTPUT);
mInitLCDPins();
SpiChnOpen(SPI_CHANNEL1A, SPI_OPEN_MSTEN|SPI_OPEN_MODE8|SPI_OPEN_ON, GetPeripheralClock()/100000); // will open SPI3 and set the bit rate to .1MHz
//digitalWrite(PIN_RESET, LOW);
// delay(1);
//digitalWrite(PIN_RESET, HIGH);
mRESET_Low();
mRESET_High();
mSCE_High();
LcdWrite(LCD_C, 0x21 ); // LCD Extended Commands.
LcdWrite(LCD_C, 185 ); // Set LCD Vop (Contrast). //B1
LcdWrite(LCD_C, 0x04 ); // Set Temp coefficent. //0x04
LcdWrite(LCD_C, 0x14 ); // LCD bias mode 1:48. //0x13
LcdWrite(LCD_C, 0x0C ); // LCD in normal mode. 0x0d for inverse
LcdWrite(LCD_C, 0x20);
LcdWrite(LCD_C, 0x0C);
}
void LcdString(char *characters)
{
while (*characters)
{
LcdCharacter(*characters++);
}
}
void LcdWrite(char dc, char data)
{
//digitalWrite(PIN_DC, dc);
//digitalWrite(PIN_SCE, LOW);
if(dc) {
mDC_High();
}
else {
mDC_Low();
}
mSCE_Low();
//shiftOut(PIN_SDIN, PIN_SCLK, MSBFIRST, data);
SpiChnPutC(SPI_CHANNEL1A, data);
int i;
for (i=0; i<10000; i++) {
Nop();
}
//digitalWrite(PIN_SCE, HIGH);
mSCE_High();
}
// gotoXY routine to position cursor
// x - range: 0 to 84
// y - range: 0 to 5
void gotoXY(int x, int y)
{
LcdWrite( 0, 0x80 | x); // Column.
LcdWrite( 0, 0x40 | y); // Row.
}
void drawLine(void)
{
unsigned char j;
for(j=0; j<84; j++) // top
{
gotoXY (j,0);
LcdWrite (1,0x01);
}
for(j=0; j<84; j++) //Bottom
{
gotoXY (j,5);
LcdWrite (1,0x80);
}
for(j=0; j<6; j++) // Right
{
gotoXY (83,j);
LcdWrite (1,0xff);
}
for(j=0; j<6; j++) // Left
{
gotoXY (0,j);
LcdWrite (1,0xff);
}
}
