📄 ili9320.c
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#include "stm32f10x.h"
#include "ili9320.h"
#include "ili9320_font.h"
#include "lcdconf.h"
extern void LCD_WR_REG(unsigned char index);
extern void LCD_WR_CMD(unsigned int index,unsigned int val);
extern void LCD_WR_Data(unsigned int val);
extern void LCD_WR_Data_8(unsigned char val);
extern void LCD_test(void);
extern void LCD_clear(unsigned int p);
extern void lcd_wr_zf(unsigned int a, unsigned int b, unsigned int a1,unsigned int b1, unsigned int d,unsigned int e, unsigned char g, unsigned char *f);
extern void lcd_wr_pixel(unsigned int a, unsigned int b, unsigned int e) ;
extern unsigned char *num_pub(unsigned int a);
extern unsigned int LCD_RD_data(void);
extern const unsigned char fh;
/*
for stmfans-ev board
lcd:
PD0 -> nCS PD1 -> RS PD2 -> nWR PD3 -> nRD PD4 -> nRESET
touch:
PD5 -> TS_CLK PD6 -> TS_nCS PD7 -> TS_DIN PD8 -> TS_BUSY PD9 -> TS_nPENIRQ PD10 -> TS_DOUT
*/
#define nCS GPIO_Pin_0
#define RS GPIO_Pin_13
#define nWR GPIO_Pin_2
#define nRD GPIO_Pin_3
#define nReset GPIO_Pin_4
//#define LCD_BK GPIO_Pin_0
/*
液晶屏管脚分布 - 无触摸控制器
1 - DB0 2 - DB1 3 - DB2 4 - DB3 5 - DB4 6 - DB5 7 - DB6 8 - DB7
9 - DB8 10 - DB9 11 - DB10 12 - DB11 13 - DB12 14 - DB13 15 - DB14 16 - DB15
17 - nRD 18 - RS 19 - nWR 20 - nCS 21 - NC 22 - nReset 23 - VCC 24 - VCC
25 - VCC 26 - VCC 27 - NC 28 - NC 29 - GND 30 - GND 31 - BK1 32 - BK2
33 - BK3 34 - BK4 35 - GND 36 - GND 37 - X- 38 - Y- 39 - X+ 40 - Y+
液晶屏管脚分布 - 有触摸控制器
1 - DB0 2 - DB1 3 - DB2 4 - DB3 5 - DB4 6 - DB5 7 - DB6 8 - DB7
9 - DB8 10 - DB9 11 - DB10 12 - DB11 13 - DB12 14 - DB13 15 - DB14 16 - DB15
17 - nCS 18 - RS 19 - nWR 20 - NC 21 - nRD 22 - nReset 23 - VCC 24 - VCC
25 - VCC 26 - VCC 27 - NC 28 - BL 29 - GND 30 - GND 31 - GND 32 - GND
33 - TS_CLK 34 - TS_VBAT 35 - TS_nCS 36 - TS_AUX 37 - TS_DIN 38 - TS_DOUT 39 - TS_BUSY 40 - TS_nPENIRQ
*/
//GPIO_InitTypeDef GPIO_InitStructure;
/****************************************************************************
* 名 称：u16 CheckController(void)
* 功 能：返回控制器代码
* 入口参数：无
* 出口参数：控制器型号
* 说 明：调用后返回兼容型号的控制器型号
* 调用方法：code=CheckController();
****************************************************************************/
u16 CheckController(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
u16 tmp=0;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOE, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOE, &GPIO_InitStructure);//数据线在PE口
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD,ENABLE);
GPIO_InitStructure.GPIO_Pin = nReset|nCS|nWR|RS|nRD;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOD, &GPIO_InitStructure);
GPIO_PinLockConfig(GPIOD,nReset|nCS|nWR|RS|nRD);
GPIO_SetBits( GPIOD, nReset | nCS | nWR | RS | nRD );
ili9320_Reset();
ili9320_WriteRegister(0x0000,0x0001);ili9320_Delay(50000);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init(GPIOE, &GPIO_InitStructure);
GPIO_ResetBits(GPIOD,nCS);
GPIO_SetBits(GPIOD,RS);
GPIO_ResetBits(GPIOD,nRD);
tmp=GPIO_ReadInputData(GPIOE);
GPIO_SetBits(GPIOD,nRD);
GPIO_SetBits(GPIOD,nCS);
return tmp;
}
/****************************************************************************
* 名 称：void ili9320_Initializtion()
* 功 能：初始化 ILI9320 控制器
* 入口参数：无
* 出口参数：无
* 说 明：
* 调用方法：ili9320_Initializtion();
****************************************************************************/
void ili9320_Initializtion()
{
LCD_Init1();
}
/****************************************************************************
* 名 称：void ili9320_SetCursor(u16 x,u16 y)
* 功 能：设置屏幕座标
* 入口参数：x 行座标
* y 列座标
* 出口参数：无
* 说 明：
* 调用方法：ili9320_SetCursor(10,10);
****************************************************************************/
void ili9320_SetCursor(u16 x,u16 y)
{
*(__IO uint16_t *) (Bank1_LCD_C)= 32;
*(__IO uint16_t *) (Bank1_LCD_D)= x;
*(__IO uint16_t *) (Bank1_LCD_C)= 33;
*(__IO uint16_t *) (Bank1_LCD_D)= y;
//LCD_WR_CMD(32, y);
//LCD_WR_CMD(33, 399-x);
}
/****************************************************************************
* 名 称：void ili9320_SetWindows(u16 StartX,u16 StartY,u16 EndX,u16 EndY)
* 功 能：设置窗口区域
* 入口参数：StartX 行起始座标
* StartY 列起始座标
* EndX 行结束座标
* EndY 列结束座标
* 出口参数：无
* 说 明：
* 调用方法：ili9320_SetWindows(0,0,100,100)；
****************************************************************************/
void ili9320_SetWindows(u16 StartX,u16 StartY,u16 EndX,u16 EndY)
{
*(__IO uint16_t *) (Bank1_LCD_C)= 0x50;
*(__IO uint16_t *) (Bank1_LCD_D)= StartX;
*(__IO uint16_t *) (Bank1_LCD_C)= 0x51;
*(__IO uint16_t *) (Bank1_LCD_D)= EndX;
*(__IO uint16_t *) (Bank1_LCD_C)= 0x52;
*(__IO uint16_t *) (Bank1_LCD_D)= StartY;
*(__IO uint16_t *) (Bank1_LCD_C)= 0x53;
*(__IO uint16_t *) (Bank1_LCD_D)= EndY;
/*LCD_WR_CMD(0x0050, StartY); // Horizontal GRAM Start Address
LCD_WR_CMD(0x0051, EndX); // Horizontal GRAM End Address
LCD_WR_CMD(0x0052, 399-StartX); // Vertical GRAM Start Address
LCD_WR_CMD(0x0053, EndY); // Vertical GRAM Start Address
*/
//LCD_WR_REG(34);
}
/****************************************************************************
* 名 称：void ili9320_Clear(u16 dat)
* 功 能：将屏幕填充成指定的颜色，如清屏，则填充 0xffff
* 入口参数：dat 填充值
* 出口参数：无
* 说 明：
* 调用方法：ili9320_Clear(0xffff);
****************************************************************************/
void ili9320_Clear(u16 dat)
{
u32 i;
*(__IO uint16_t *) (Bank1_LCD_C)= 0x50;
*(__IO uint16_t *) (Bank1_LCD_D)= 0;
*(__IO uint16_t *) (Bank1_LCD_C)= 0x51;
*(__IO uint16_t *) (Bank1_LCD_D)= 239;
*(__IO uint16_t *) (Bank1_LCD_C)= 0x52;
*(__IO uint16_t *) (Bank1_LCD_D)= 0;
*(__IO uint16_t *) (Bank1_LCD_C)= 0x53;
*(__IO uint16_t *) (Bank1_LCD_D)= 319;
*(__IO uint16_t *) (Bank1_LCD_C)= 32;
*(__IO uint16_t *) (Bank1_LCD_D)= 0;
*(__IO uint16_t *) (Bank1_LCD_C)= 33;
*(__IO uint16_t *) (Bank1_LCD_D)= 0;
*(__IO uint16_t *) (Bank1_LCD_C)= 34;
//LCD_WR_CMD(0x0050, 0); // Horizontal GRAM Start Address
//LCD_WR_CMD(0x0051, 239); // Horizontal GRAM End Address
//LCD_WR_CMD(0x0052, 0); // Vertical GRAM Start Address
//LCD_WR_CMD(0x0053, 399); // Vertical GRAM Start Address
//LCD_WR_CMD(32, 0);
//LCD_WR_CMD(33, 0);
//LCD_WR_REG(34);
for(i=0;i<76800;i++){
*(__IO uint16_t *) (Bank1_LCD_D)= dat;
//LCD_WR_Data(dat);
}
}
/****************************************************************************
* 名 称：u16 ili9320_GetPoint(u16 x,u16 y)
* 功 能：获取指定座标的颜色值
* 入口参数：x 行座标
* y 列座标
* 出口参数：当前座标颜色值
* 说 明：
* 调用方法：i=ili9320_GetPoint(10,10);
****************************************************************************/
u16 ili9320_GetPoint(u16 x,u16 y)
{ u16 temp;
ili9320_SetCursor(x,y);
*(__IO uint16_t *) (Bank1_LCD_C)= 34;
//LCD_WR_REG(34);
//temp = ili9320_ReadData(); //dummy
//temp = ili9320_ReadData();
//return (ili9320_BGR2RGB(ili9320_ReadData()));
return (ili9320_BGR2RGB(ili9320_ReadData()));
}
/****************************************************************************
* 名 称：void ili9320_SetPoint(u16 x,u16 y,u16 point)
* 功 能：在指定座标画点
* 入口参数：x 行座标
* y 列座标
* point 点的颜色
* 出口参数：无
* 说 明：
* 调用方法：ili9320_SetPoint(10,10,0x0fe0);
****************************************************************************/
void ili9320_SetPoint(u16 x,u16 y,u16 point)
{
//if ( (x>240)||(y>320) ) return;
//LCD_WR_CMD(0,0x02,x);
//LCD_WR_CMD(1,0x03,y);
*(__IO uint16_t *) (Bank1_LCD_C)= 32;
*(__IO uint16_t *) (Bank1_LCD_D)= x;
*(__IO uint16_t *) (Bank1_LCD_C)= 33;
*(__IO uint16_t *) (Bank1_LCD_D)= y;
*(__IO uint16_t *) (Bank1_LCD_C)= 34;
*(__IO uint16_t *) (Bank1_LCD_D)= point;
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