ILI9320 显示屏STM32驱动程序源码.rar

/********************************************************************* * INCLUDES */ #include "ILI9320_LCD.H" /********************************************************************* * LOCAL FUNCTIONS */ static void Wait( unsigned long t ); static void ILI9320LCD_WriteWord( unsigned short word ); /********************************************************************* * PUBLIC FUNCTIONS */ void ILI9320LCD_WriteRGB( lcdColor_t rgb ) { ILI9320LCD_WriteData( rgb ); } void ILI9320LCD_WriteCmd( unsigned short word ) { ILI9320LCD_IO_RS_SET_LO(); ILI9320LCD_WriteWord(word); } void ILI9320LCD_WriteData( unsigned short word ) { ILI9320LCD_IO_RS_SET_HI(); ILI9320LCD_WriteWord(word); } void ILI9320LCD_WriteCmdData( unsigned short byteCmd, unsigned short byteData ) { ILI9320LCD_WriteCmd( byteCmd ); ILI9320LCD_WriteData( byteData ); } void ILI9320LCD_SetCursor( unsigned short x, unsigned short y ) { ILI9320LCD_WriteCmd(0x0020); ILI9320LCD_WriteData(y); ILI9320LCD_WriteCmd(0x0021); ILI9320LCD_WriteData(x); } void ILI9320LCD_SetArea(unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2) { ILI9320LCD_IO_CS_SET_LO(); ILI9320LCD_SetCursor( x1, y1 ); //开始X ILI9320LCD_WriteCmd(0x0050); ILI9320LCD_WriteData(y1); //开始Y ILI9320LCD_WriteCmd(0x0052); ILI9320LCD_WriteData(x1); //结束X ILI9320LCD_WriteCmd(0x0051); ILI9320LCD_WriteData(y2); //结束Y ILI9320LCD_WriteCmd(0x0053); ILI9320LCD_WriteData(x2); ILI9320LCD_WriteCmd(0x0022); } void ILI9320LCD_Init( void ) { ILI9320LCD_IO_MCU_INIT(); ILI9320LCD_IO_RST_SET_HI(); Wait(5); ILI9320LCD_IO_RST_SET_LO(); Wait(5); ILI9320LCD_IO_RST_SET_HI(); ILI9320LCD_IO_CS_SET_HI(); ILI9320LCD_IO_RD_SET_HI(); ILI9320LCD_IO_WR_SET_HI(); Wait(5); //打开片选使能 ILI9320LCD_IO_CS_SET_LO(); ILI9320LCD_WriteCmdData(0x0007,0x0000); Wait(50); ILI9320LCD_WriteCmdData(0x0012,0x011C); ILI9320LCD_WriteCmdData(0x00A4,0x0001); ILI9320LCD_WriteCmdData(0x0008,0x000F); ILI9320LCD_WriteCmdData(0x000A,0x0008); ILI9320LCD_WriteCmdData(0x000D,0x0008); //伽马校正 ILI9320LCD_WriteCmdData(0x0030,0x0707); ILI9320LCD_WriteCmdData(0x0031,0x0007); //0x0707 ILI9320LCD_WriteCmdData(0x0032,0x0603); ILI9320LCD_WriteCmdData(0x0033,0x0700); ILI9320LCD_WriteCmdData(0x0034,0x0202); ILI9320LCD_WriteCmdData(0x0035,0x0002); //?0x0606 ILI9320LCD_WriteCmdData(0x0036,0x1F0F); ILI9320LCD_WriteCmdData(0x0037,0x0707); //0x0f0f 0x0105 ILI9320LCD_WriteCmdData(0x0038,0x0000); ILI9320LCD_WriteCmdData(0x0039,0x0000); ILI9320LCD_WriteCmdData(0x003A,0x0707); ILI9320LCD_WriteCmdData(0x003B,0x0000); //0x0303 ILI9320LCD_WriteCmdData(0x003C,0x0007); //?0x0707 ILI9320LCD_WriteCmdData(0x003D,0x0000); //0x1313//0x1f08 Wait(50); ILI9320LCD_WriteCmdData(0x0007,0x0001); ILI9320LCD_WriteCmdData(0x0017,0x0001);//开启电源 Wait(50); //电源配置 ILI9320LCD_WriteCmdData(0x0010,0x17A0); //reference voltage VC[2:0] Vciout = 1.00*Vcivl ILI9320LCD_WriteCmdData(0x0011,0x0217); //0x011c //Vreg1out = Vcilvl*1.80 is it the same as Vgama1out ? ILI9320LCD_WriteCmdData(0x0012,0x011E); //VDV[4:0]-->VCOM Amplitude VcomL = VcomH - Vcom Ampl ILI9320LCD_WriteCmdData(0x0013,0x0F00); ILI9320LCD_WriteCmdData(0x002A,0x0000); //0x0001F Vcomh = VCM1[4:0]*Vreg1out gate source voltage?? ILI9320LCD_WriteCmdData(0x0029,0x000A); // 0x013C power supply on ILI9320LCD_WriteCmdData(0x0012,0x013E); //Coordinates Control// ILI9320LCD_WriteCmdData(0x0050,0x0000);//0x0e00 ILI9320LCD_WriteCmdData(0x0051,0x00EF); ILI9320LCD_WriteCmdData(0x0052,0x0000); ILI9320LCD_WriteCmdData(0x0053,0x013F); //Pannel Image Control// ILI9320LCD_WriteCmdData(0x0060,0xA700); ILI9320LCD_WriteCmdData(0x0061,0x0001); ILI9320LCD_WriteCmdData(0x006A,0x0000); ILI9320LCD_WriteCmdData(0x0080,0x0000); //Partial Image Control// ILI9320LCD_WriteCmdData(0x0081,0x0000); ILI9320LCD_WriteCmdData(0x0082,0x0000); ILI9320LCD_WriteCmdData(0x0083,0x0000); ILI9320LCD_WriteCmdData(0x0084,0x0000); ILI9320LCD_WriteCmdData(0x0085,0x0000); //Panel Interface Control// ILI9320LCD_WriteCmdData(0x0090,0x0013);//0x0010 frenqucy ILI9320LCD_WriteCmdData(0x0092,0x0300); ILI9320LCD_WriteCmdData(0x0093,0x0005); ILI9320LCD_WriteCmdData(0x0095,0x0000); ILI9320LCD_WriteCmdData(0x0097,0x0000); ILI9320LCD_WriteCmdData(0x0098,0x0000); ILI9320LCD_WriteCmdData(0x0001,0x0100); ILI9320LCD_WriteCmdData(0x0002,0x0700); ILI9320LCD_WriteCmdData(0x0003,0x1038); //ILI9320LCD_WriteCmdData(0x0003,0x0030); ILI9320LCD_WriteCmdData(0x0004,0x0000); ILI9320LCD_WriteCmdData(0x0008,0x0207); ILI9320LCD_WriteCmdData(0x0009,0x0000); ILI9320LCD_WriteCmdData(0x000a,0x0000); ILI9320LCD_WriteCmdData(0x000C,0x0000); ILI9320LCD_WriteCmdData(0x000F,0x0000); ILI9320LCD_WriteCmdData(0x0020,0x0000); ILI9320LCD_WriteCmdData(0x0021,0x0000); ILI9320LCD_WriteCmdData(0x0007,0x0021); Wait(20); ILI9320LCD_WriteCmdData(0x0007,0x0061); Wait(20); ILI9320LCD_WriteCmdData(0x0007,0x0173); Wait(20); ILI9320LCD_IO_CS_SET_HI(); //关闭片选使能 } void ILI9320LCD_Clear( void ) { int i, j; //打开片选使能 ILI9320LCD_IO_CS_SET_LO(); ILI9320LCD_SetArea( 0, 0, 320, 240 ); for( i = 0; i < 320; i++ ) { for ( j = 0; j < 240; j++ ) { ILI9320LCD_WriteData( 0xFF00 ); } } //关闭片选使能 ILI9320LCD_IO_CS_SET_HI(); } /********************************************************************* * LOCAL FUNCTIONS */ static void Wait( unsigned long t ) { while ( t-- ) { asm("NOP"); } } static void ILI9320LCD_WriteWord( unsigned short word ) { #if ( ILI9320LCD_BUS_WIDTH == BUS_8_WIDTH ) ILI9320LCD_PORT_H_PUT(byteH); ILI9320LCD_IO_WR_SET_LO(); ILI9320LCD_IO_WR_SET_HI(); ILI9320LCD_PORT_H_PUT(byteL); ILI9320LCD_IO_WR_SET_LO(); ILI9320LCD_IO_WR_SET_HI(); #elif ( ILI9320LCD_BUS_WIDTH == BUS_16_WIDTH ) //ILI9320LCD_PORT_H_PUT(byteH); //ILI9320LCD_PORT_L_PUT( swapBit(byteL) ); ILI9320LCD_DATA_SET( word ); ILI9320LCD_IO_WR_SET_LO(); ILI9320LCD_IO_WR_SET_HI(); #endif } void ILI9320LCD_DrawPoint( unsigned short x, unsigned short y, lcdColor_t rgb ) { /* ILI9320LCD_WriteCmd(0x00,0x20); ILI9320LCD_WriteData(y>>8, y); ILI9320LCD_WriteCmd(0x00,0x21); ILI9320LCD_WriteData(x>>8, x); ILI9320LCD_WriteData( rgb >> 8, rgb ); */ // ILI9320LCD_IO_CS_SET_LO(); // ILI9320LCD_SetArea( x, y, x + 1, y + 1 ); unsigned short x2 = x + 1, y2 = y + 1; ILI9320LCD_IO_CS_SET_LO(); ILI9320LCD_SetCursor( x, y ); //开始X ILI9320LCD_WriteCmd(0x0050); ILI9320LCD_WriteData( y); //开始Y ILI9320LCD_WriteCmd(0x0052); ILI9320LCD_WriteData(x); //结束X ILI9320LCD_WriteCmd(0x0051); ILI9320LCD_WriteData(y2); //结束Y ILI9320LCD_WriteCmd(0x0053); ILI9320LCD_WriteData(x2); ILI9320LCD_WriteCmd(0x0022); ILI9320LCD_WriteData( rgb ); }