ibrahim edhem
metal detector software
Diff: lcd.c
- Revision:
- 0:88f4eeea871a
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/lcd.c Sat Mar 19 20:35:51 2011 +0000
@@ -0,0 +1,388 @@
+#include "cbn1768.h"
+#include "lcd.h"
+
+/*----------------------------------------------------------*\
+ | Exported |
+\*----------------------------------------------------------*/
+volatile unsigned char Font=0;
+
+#define LCD_RESET_PIN (1<<10)
+#define LCD_CS_PIN (1<<6)
+/* SSPSR - bit definitions. */
+#define TFE 0x01
+#define TNF 0x02
+#define RNE 0x04
+#define RFF 0x08
+#define BSY 0x10
+
+/*----------------------------------------------------------*\
+ | Delay |
+\*----------------------------------------------------------*/
+void Delay(unsigned int dly) {
+ unsigned int i;
+
+ for (; dly>0; dly--)
+ for (i=0; i<5000; i++);
+}
+/*----------------------------------------------------------*\
+ | ILI9325 SSP Initialize |
+\*----------------------------------------------------------*/
+void SSP_Init(void) {
+
+
+ PCONP |= 1<<10;
+
+ // PINSEL0 |= (1<<13); //ssel1-p0.6
+ PINSEL0 |= (1<<15); //sck1-p0.7
+ PINSEL0 |= (1<<17); //mosi1-p0.8
+ PINSEL0 |= (1<<19); //sck1-p0.9
+
+
+
+
+ SSP1CR0 = (0x01 << 8) | // SCR ����SPIʱ�ӷ�Ƶ
+ (0x01 << 7) | // CPHA ʱ�������λ,��SPIģʽ��Ч
+ (0x01 << 6) | // CPOL ʱ�������,��SPIģʽ��Ч
+ (0x00 << 4) | // FRF ֡��ʽ 00=SPI,01=SSI,10=Microwire,11=����
+ (0x07 << 0); // DSS ��ݳ���,0000-0010=����,0011=4λ,0111=8λ,1111=16λ
+
+ SSP1CR1 = (0x00 << 3) | // SOD �ӻ�������,1=��ֹ,0=����
+ (0x00 << 2) | // MS ���ѡ��,0=���,1=�ӻ�
+ (0x01 << 1) | // SSE SSPʹ��,1=����SSP�������豸ͨ��
+ (0x00 << 0); // LBM ��дģʽ
+
+ //SSPCPSR = 0x02; // PCLK��Ƶֵ
+ SSP1CPSR = 0x04; // PCLK��Ƶֵ
+ SSP1IMSC = 0x07; // �ж���μĴ���
+ SSP1ICR = 0x03; // �ж����Ĵ���
+}
+/*----------------------------------------------------------*\
+ | ILI9325 Write Byte |
+\*----------------------------------------------------------*/
+unsigned char LCD_Access(unsigned char byte) {
+ // �ȴ�SPIF��λ�����ȴ���ݷ������
+ /* Wait if TNF cleared, Tx FIFO is full. */
+ while ((SSP1SR & TNF) == 0);
+ SSP1DR = byte;
+ /* Wait if RNE cleared, Rx FIFO is empty. */
+ while ((SSP1SR & RNE) == 0);
+ return SSP1DR;
+}
+
+/*-----------------------------------------------------------------------------*\
+ | LCD_WriteReg : Writes to the selected LCD register. |
+ | Input : - LCD_Reg: address of the selected register. |
+ | - LCD_RegValue: value to write to the selected register. |
+ | Output : None |
+ | Return : None |
+\*-----------------------------------------------------------------------------*/
+void LCD_WriteReg(unsigned short LCD_Reg, unsigned short LCD_RegValue) {
+ FIO0CLR = LCD_CS_PIN;
+ // write register index
+ LCD_Access( 0x70 ); // RS=0:register; RW=0:write. -- write Index
+ LCD_Access( 0x00 );
+ LCD_Access( LCD_Reg & 0xFF );
+ FIO0SET = LCD_CS_PIN;
+ // write register data
+ //Delay(1);
+ FIO0CLR = LCD_CS_PIN;
+ LCD_Access( 0x72 ); // RS=1:data; RW=0:write. -- write Index
+ LCD_Access( LCD_RegValue>>8 );
+ LCD_Access( LCD_RegValue & 0xFF );
+ FIO0SET = LCD_CS_PIN;
+}
+void LCD_Reg(unsigned short LCD_Reg) {
+ FIO0CLR = LCD_CS_PIN;
+ // write register index
+ LCD_Access( 0x70 ); // RS=0:register; RW=0:write. -- write Index
+ LCD_Access( 0x00 );
+ LCD_Access( LCD_Reg & 0xFF );
+ FIO0SET = LCD_CS_PIN;
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_ReadReg : Reads the selected LCD Register. |
+ | Input : None |
+ | Output : None |
+ | Return : LCD Register Value. |
+\*-----------------------------------------------------------------------------*/
+unsigned short LCD_ReadReg(unsigned char LCD_Reg) {
+ unsigned short Val;
+
+ FIO0CLR = LCD_CS_PIN;
+ // write register index
+ LCD_Access( 0x70 ); // RS=0:register; RW=0:write. -- write Index
+ LCD_Access( 0x00 );
+ LCD_Access( LCD_Reg & 0xFF );
+ FIO0SET = LCD_CS_PIN;
+ // read register data
+ //Delay(1);
+ FIO0CLR = LCD_CS_PIN;
+ LCD_Access( 0x73 ); // RS=1:data; RW=1:read. -- read Index
+ LCD_Access( 0x00 ); // dummy read one byte
+ Val = LCD_Access( 0 ) << 8;
+ Val |= LCD_Access( 0 );
+ FIO0SET = LCD_CS_PIN;
+
+ return Val;
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_WriteRAM : Writes to the LCD RAM. |
+ | Input : - RGB_Code: the pixel color in RGB mode (5-6-5). |
+ | Output : None |
+ | Return : None |
+\*-----------------------------------------------------------------------------*/
+void LCD_WriteRAM(unsigned short RGB_Code) {
+ FIO0CLR = LCD_CS_PIN;
+ LCD_Access( 0x72 ); // RS=1:data; RW=0:write. -- write data
+ LCD_Access( RGB_Code>>8 );
+ LCD_Access( RGB_Code & 0xFF );
+ FIO0SET = LCD_CS_PIN;
+}
+/*----------------------------------------------------------*\
+ | ILI9325 Initialize |
+\*----------------------------------------------------------*/
+void LCD_Init(void) {
+ unsigned short ID;
+
+ PINSEL1 &= ~0x000000FC; // ����SPI�ܽ����
+ PINSEL1 |= 0x000000A8; // ����SPI�ܽ����
+
+ FIO0DIR |= LCD_CS_PIN | LCD_RESET_PIN; // CS/DC/RST
+ FIO0CLR = (1<<18);
+
+ FIO0SET = LCD_CS_PIN;
+ FIO0CLR = LCD_RESET_PIN;
+
+ SSP_Init();
+
+ Delay(50); /* delay 50 ms */
+ FIO0SET=LCD_RESET_PIN;
+
+ Delay(50); /* delay 50 ms */
+ ID = LCD_ReadReg( 0x0000 ); // Read driver IC ID
+ if ( (ID != 0x9325) && (ID != 0x9328) ) return; // the ID must be 0x9325 or 0x9328
+ Delay(50); /* delay 50 ms */
+ //************* Start Initial Sequence **********//
+ LCD_WriteReg(0x00E7, 0x0010); // Set internal timing
+ LCD_WriteReg(0x0000, 0x0001); // Start Oscillation
+ //LCD_WriteReg(0x0001, 0x0100); // set SS and SM bit
+ LCD_WriteReg(0x0001, 0x0000); // set SS and SM bit
+ LCD_WriteReg(0x0002, 0x0700); // set 1 line inversion
+ LCD_WriteReg(0x0003, (1<<12)|(1<<5)|(1<<4)|(1<<3) ); // 65K
+ LCD_WriteReg(0x0004, 0x0000); // Resize register
+ LCD_WriteReg(0x0008, 0x0207); // set the back porch and front porch
+ LCD_WriteReg(0x0009, 0x0000); // set non-display area refresh cycle ISC[3:0]
+ LCD_WriteReg(0x000A, 0x0000); // FMARK function
+ LCD_WriteReg(0x000C, 0x0001); // RGB interface setting: 16 bit
+ LCD_WriteReg(0x000D, 0x0000); // Frame marker Position
+ LCD_WriteReg(0x000F, 0x0000); // RGB interface polarity
+ //*************Power On sequence ****************//
+ LCD_WriteReg(0x0010, 0x0000); // SAP, BT[3:0], AP, DSTB, SLP, STB
+ LCD_WriteReg(0x0011, 0x0007); // DC1[2:0], DC0[2:0], VC[2:0]
+ LCD_WriteReg(0x0012, 0x0000); // VREG1OUT voltage
+ Delay(50); // Delay 50ms
+ LCD_WriteReg(0x0013, 0x0000); // VDV[4:0] for VCOM amplitude
+ Delay(200); // Delay 50ms
+ LCD_WriteReg(0x0010, 0x1590); // SAP, BT[3:0], AP, DSTB, SLP, STB
+ LCD_WriteReg(0x0011, 0x0227); // R11h=0x0221 at VCI=3.3V, DC1[2:0], DC0[2:0], VC[2:0]
+ Delay(50); // Delay 50ms
+ LCD_WriteReg(0x0012, 0x009C); // External reference voltage= Vci;
+ Delay(50); // Delay 50ms
+ LCD_WriteReg(0x0013, 0x1900); // VDV[4:0] for VCOM amplitude
+ LCD_WriteReg(0x0029, 0x0023); // VCM[5:0] for VCOMH
+ LCD_WriteReg(0x002B, 0x000E); // Frame Rate = 40Hz
+ Delay(50); // Delay 50ms
+ LCD_WriteReg(0x0020, 0x0000); // GRAM horizontal Address
+ LCD_WriteReg(0x0021, 0x0000); // GRAM Vertical Address
+ Delay(50); // Delay 50ms
+ // ----------- Adjust the Gamma Curve ----------//
+ LCD_WriteReg(0x0030, 0x0007);
+ LCD_WriteReg(0x0031, 0x0707);
+ LCD_WriteReg(0x0032, 0x0006);
+ LCD_WriteReg(0x0035, 0x0704);
+ LCD_WriteReg(0x0036, 0x1F04);
+ LCD_WriteReg(0x0037, 0x0004);
+ LCD_WriteReg(0x0038, 0x0000);
+ LCD_WriteReg(0x0039, 0x0706);
+ LCD_WriteReg(0x003C, 0x0701);
+ LCD_WriteReg(0x003D, 0x000F);
+ Delay(50); // Delay 50ms
+ //------------------ Set GRAM area ---------------//
+ LCD_WriteReg(0x0050, 0x0000); // Horizontal GRAM Start Address
+ LCD_WriteReg(0x0051, 0x00EF); // Horizontal GRAM End Address
+ LCD_WriteReg(0x0052, 0x0000); // Vertical GRAM Start Address
+ LCD_WriteReg(0x0053, 0x013F); // Vertical GRAM Start Address
+ LCD_WriteReg(0x0060, 0xA700); // Gate Scan Line
+ //LCD_WriteReg(0x0060, 0x2700); // Gate Scan Line
+ LCD_WriteReg(0x0061, 0x0001); // NDL,VLE, REV
+ LCD_WriteReg(0x006A, 0x0000); // set scrolling line
+ //-------------- Partial Display Control ---------//
+ LCD_WriteReg(0x0080, 0x0000);
+ LCD_WriteReg(0x0081, 0x0000);
+ LCD_WriteReg(0x0082, 0x0000);
+ LCD_WriteReg(0x0083, 0x0000);
+ LCD_WriteReg(0x0084, 0x0000);
+ LCD_WriteReg(0x0085, 0x0000);
+ //-------------- Panel Control -------------------//
+ LCD_WriteReg(0x0090, 0x0010);
+ LCD_WriteReg(0x0092, 0x0000);
+ LCD_WriteReg(0x0093, 0x0003);
+ LCD_WriteReg(0x0095, 0x0110);
+ LCD_WriteReg(0x0097, 0x0000);
+ LCD_WriteReg(0x0098, 0x0000);
+ //----------------- display ON -------------------//
+ LCD_WriteReg(0x0007, 0x0133); // 262K color and display ON
+ LCD_WriteReg(0x0020, 0x0000);
+ LCD_WriteReg(0x0021, 0x0000);
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_SetCursor : Sets the cursor position. |
+ | Input : - Xpos: specifies the X position. |
+ | - Ypos: specifies the Y position. |
+\*-----------------------------------------------------------------------------*/
+void LCD_SetCursor(unsigned short Xpos, unsigned short Ypos) {
+ LCD_WriteReg(R33, Xpos);
+ LCD_WriteReg(R32, Ypos);
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_SetArea : Sets a display window |
+\*-----------------------------------------------------------------------------*/
+void LCD_SetArea( unsigned short x0, unsigned short y0, unsigned short x1, unsigned short y1 ) {
+ LCD_SetCursor(x0, y0);
+ /* Horizontal GRAM Start Address */
+ LCD_WriteReg(R80, y0);
+ /* Horizontal GRAM End Address */
+ LCD_WriteReg(R81, y1);
+ /* Vertical GRAM Start Address */
+ LCD_WriteReg(R82, x0);
+ /* Vertical GRAM End Address */
+ LCD_WriteReg(R83, x1);
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_RectangleFill : Displays a rectangle filled |
+\*-----------------------------------------------------------------------------*/
+void LCD_Rectangle( unsigned short x0, unsigned short y0, unsigned short x1, unsigned short y1, unsigned short Color ) {
+ int x,y;
+
+ LCD_SetArea(x0,y0,x1,y1);
+
+ LCD_Reg( R34 ); /* Prepare to write GRAM */
+ for (x=0;x<=x1-x0;x++)
+ for (y=0;y<=y1-y0;y++)
+ LCD_WriteRAM( Color );
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_Clear : Clears the hole LCD. |
+\*-----------------------------------------------------------------------------*/
+void LCD_Clear_Screen( unsigned short Color ) {
+ LCD_Rectangle( 0,0, 319,239, Color );
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_SetPixel : Displays a pixel. |
+\*-----------------------------------------------------------------------------*/
+void LCD_SetPixel( unsigned short x, unsigned short y, unsigned short Color ) {
+ LCD_SetArea(x,y,x,y);
+ LCD_Reg( R34 ); /* Prepare to write GRAM */
+ LCD_WriteRAM( Color );
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_PutChar8x16 : Displays a 8x16 pixel charactor |
+\*-----------------------------------------------------------------------------*/
+#include "8x16.h"
+void LCD_PutChar8x16(unsigned short x, unsigned short y, char c, unsigned int f, unsigned int b) {
+ register unsigned int i,j;
+
+ LCD_SetArea(x,y,x+8-1,y+16-1);
+ LCD_Reg( R34 ); /* Prepare to write GRAM */
+
+ for (i=0; i<16;i++) {
+ unsigned char m=Font8x16[c*16+i];
+ for (j=0;j<8;j++) {
+ if ((m&0x80))
+ LCD_WriteRAM( f );
+ else
+ LCD_WriteRAM( b );
+ m<<=1;
+ }
+ }
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_PutChar8x8 : Displays a 8x8 pixel charactor |
+\*-----------------------------------------------------------------------------*/
+#include "8x8h.h"
+void LCD_PutChar8x8(unsigned short x, unsigned short y, char c, unsigned int f, unsigned int b) {
+ register unsigned int i,j;
+
+ LCD_SetArea(x,y,x+8-1,y+8-1);
+ LCD_Reg( R34 ); /* Prepare to write GRAM */
+
+ for (i=0; i<8;i++) {
+ unsigned char m=Font8x8[c][i];
+ for (j=0;j<8;j++) {
+ if ((m&0x80))
+ LCD_WriteRAM( f );
+ else
+ LCD_WriteRAM( b );
+ m<<=1;
+ }
+ }
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_PutGB1616 : Displays a Chinese charactor use small libary |
+\*-----------------------------------------------------------------------------*/
+
+/*-----------------------------------------------------------------------------*\
+ | LCD_PutChar : Displays a charactor on Font |
+\*-----------------------------------------------------------------------------*/
+void LCD_PutChar(unsigned short x, unsigned short y, char c, unsigned int f, unsigned int b) {
+ if ( Font )
+ LCD_PutChar8x8( x, y, c, f, b );
+ else
+ LCD_PutChar8x16( x, y, c, f, b );
+}
+/*-----------------------------------------------------------------------------*\
+ | LCD_PutString : Displays a string |
+\*-----------------------------------------------------------------------------*/
+void LCD_PutString(unsigned short x, unsigned short y, char *s, unsigned int f, unsigned int b) {
+ register unsigned char l=0;
+ while (*s) {
+ if ( *s < 0x80 ) {
+ LCD_PutChar(x+l*8,y,*s,f,b);
+ s++;
+ l++;
+ } else {
+ // LCD_PutGB1616(x+l*8,y,(unsigned char *)s,f,b);
+ s+=2;
+ l+=2;
+ }
+ }
+}
+
+
+void LCD_RESIM_YATAY(int x0,int y0,int g,int y,int rg,int ry, const unsigned char bmp[]) {
+
+ int i,j;
+ int p=0;
+ int c;
+
+ LCD_SetArea(x0,y0,x0+g-1,y0+y-1);
+ LCD_Reg( R34 ); /* Prepare to write GRAM */
+
+ for (j= 0;j<y;j++) {
+ p=0;
+ for ( i = x0; i<x0+g; i++ ) {
+ c = bmp[p+1+j*rg*2] | (bmp[p +j*rg*2]<<8) ;
+ LCD_WriteRAM(c);
+ p = p + 2;
+
+ }
+
+ }
+
+
+}
+
+
+/*----------------------------------------------------------*\
+ | END OF FILE |
+\*----------------------------------------------------------*/
\ No newline at end of file