st7735s SPI驱动显示图标

来源：互联网发布：app搬家软件下载编辑：程序博客网时间：2024/06/07 10:36

st7735s SPI驱动代码如下：

#include "stm32f0xx.h"

#define LCD_SCK_PIN GPIO_Pin_13
#define LCD_SCK_PORT GPIOB
#define LCD_SCK_PIN_SCK RCC_AHBPeriph_GPIOB
#define LCD_SCK_SOURCE GPIO_PinSource13
#define LCD_SCK_AF GPIO_AF_0

#define LCD_MISO_PIN GPIO_Pin_14
#define LCD_MISO_PORT GPIOB
#define LCD_MISO_PIN_SCK RCC_AHBPeriph_GPIOB
#define LCD_MISO_SOURCE GPIO_PinSource14
#define LCD_MISO_AF GPIO_AF_0

#define LCD_MOSI_PIN GPIO_Pin_15
#define LCD_MOSI_PORT GPIOB
#define LCD_MOSI_PIN_SCK RCC_AHBPeriph_GPIOB
#define LCD_MOSI_SOURCE GPIO_PinSource15
#define LCD_MOSI_AF GPIO_AF_0

#define LCD_SPI2 RCC_APB1Periph_SPI2
#define SPI_LCD_CS_LOW() GPIO_ResetBits(GPIOB, GPIO_Pin_12)
#define SPI_LCD_CS_HIGH() GPIO_SetBits(GPIOB, GPIO_Pin_12)
#define LCD_CS_PORT GPIOB
#define LCD_CS_PIN GPIO_Pin_12

#define SPI_LCD_REST() GPIO_ResetBits(GPIOA, GPIO_Pin_6)
#define SPI_LCD_NO_REST() GPIO_SetBits(GPIOA, GPIO_Pin_6)

#define SPI_LCD_DATA_W() GPIO_ResetBits(GPIOA, GPIO_Pin_7)
#define SPI_LCD_DATA_R() GPIO_SetBits(GPIOA, GPIO_Pin_7)

#define uchar unsigned char
#define uint unsigned int
#define Height 128
#define Width 128
#define RED 0xf800
#define GREEN 0x07e0
#define BLUE 0x001f
#define YELLOW 0xffe0
#define WHITE 0xffff
#define BLACK 0x0000
#define PURPLE 0xf81f

/*******************************************************************************
* Function Name : SPI_FLASH_Init
* Description : Initializes the peripherals used by the SPI FLASH driver.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void lcd_Init(void)
{
GPIO_InitTypeDef GPIO_InitStruct;
SPI_InitTypeDef SPI_InitStruct;

RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA| RCC_AHBPeriph_GPIOB, ENABLE);

RCC_APB1PeriphClockCmd(LCD_SPI2, ENABLE);

GPIO_InitStruct.GPIO_Pin = GPIO_Pin_6|GPIO_Pin_7;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStruct.GPIO_OType = GPIO_OType_PP;
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStruct.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA, &GPIO_InitStruct);

/*!< Configure SD_SPI pins: SCK */
GPIO_InitStruct.GPIO_Pin = LCD_SCK_PIN;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStruct.GPIO_Speed = GPIO_Speed_Level_3;
GPIO_InitStruct.GPIO_OType = GPIO_OType_PP;
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_Init(LCD_SCK_PORT, &GPIO_InitStruct);

/*!< Configure SD_SPI pins: MISO */
GPIO_InitStruct.GPIO_Pin = LCD_MISO_PIN;
GPIO_Init(LCD_MISO_PORT, &GPIO_InitStruct);

/*!< Configure SD_SPI pins: MOSI */
GPIO_InitStruct.GPIO_Pin =LCD_MOSI_PIN;
GPIO_Init(LCD_MOSI_PORT, &GPIO_InitStruct);

/* Connect PXx to SD_SPI_SCK */
GPIO_PinAFConfig(LCD_SCK_PORT, LCD_SCK_SOURCE, LCD_SCK_AF);

/* Connect PXx to SD_SPI_MISO */
GPIO_PinAFConfig(LCD_MISO_PORT, LCD_MISO_SOURCE, LCD_MISO_AF);

/* Connect PXx to SD_SPI_MOSI */
GPIO_PinAFConfig(LCD_MOSI_PORT, LCD_MOSI_SOURCE, LCD_MOSI_AF);

/*!< Configure SD_SPI_CS_PIN pin: SD Card CS pin */
GPIO_InitStruct.GPIO_Pin =LCD_CS_PIN;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStruct.GPIO_OType = GPIO_OType_PP;
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStruct.GPIO_Speed = GPIO_Speed_Level_3;
GPIO_Init(LCD_CS_PORT, &GPIO_InitStruct);

SPI_LCD_CS_HIGH();

/*!< SD_SPI Config */
SPI_InitStruct.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
SPI_InitStruct.SPI_Mode = SPI_Mode_Master;
SPI_InitStruct.SPI_DataSize = SPI_DataSize_8b;
SPI_InitStruct.SPI_CPOL = SPI_CPOL_High;
SPI_InitStruct.SPI_CPHA = SPI_CPHA_2Edge;
SPI_InitStruct.SPI_NSS = SPI_NSS_Soft;
SPI_InitStruct.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_8;
SPI_InitStruct.SPI_FirstBit = SPI_FirstBit_MSB;
SPI_InitStruct.SPI_CRCPolynomial = 7;
SPI_Init(SPI2, &SPI_InitStruct);
SPI_RxFIFOThresholdConfig(SPI2, SPI_RxFIFOThreshold_QF);
SPI_Cmd(SPI2, ENABLE); /*!< SD_SPI enable */
//
// SPI_FLASH_CS_LOW();

}

/*******************************************************************************
* Function Name : SPI_LCD_SendByte
* Description : Sends a byte through the SPI interface and return the byte
* received from the SPI bus.
* Input : byte : byte to send.
* Output : None
* Return : The value of the received byte.
*******************************************************************************/
uint8_t SPI_LCD_SendByte(uint8_t byte)
{
/* Loop while DR register in not emplty */
while (SPI_I2S_GetFlagStatus(SPI2, SPI_I2S_FLAG_TXE) == RESET);

/* Send byte through the SPI1 peripheral */
SPI_SendData8(SPI2, byte);

/* Wait to receive a byte */
while (SPI_I2S_GetFlagStatus(SPI2, SPI_I2S_FLAG_RXNE) == RESET);

/* Return the byte read from the SPI bus */
return SPI_ReceiveData8(SPI2);
}

//******************************************//
void delay(int count) /* X10ms */
{
unsigned int i,j;
for(i=0;i<count;i++)
for(j=0;j<50;j++);
}

//**********write register command***********//
void LCD_WriteCommand(unsigned short c)
{
SPI_LCD_CS_LOW();
SPI_LCD_DATA_W();
SPI_LCD_SendByte(c);
SPI_LCD_CS_HIGH();
}

//***************write data****************//
void LCD_WriteData(unsigned short dat)
{
SPI_LCD_CS_LOW();
SPI_LCD_DATA_R();
SPI_LCD_SendByte(dat);
SPI_LCD_CS_HIGH();
}

//******************************************//
void LCD_Write_Data(uint dat16)
{
LCD_WriteData(dat16>>8);
LCD_WriteData(dat16);
}

void ST7735S_CPT144_Initial ()
{
//------------------------------------ST7735R Reset Sequence-----------------------------------------//
SPI_LCD_NO_REST();
delay (100); //Delay 1ms
SPI_LCD_REST();
delay (100); //Delay 1ms
SPI_LCD_NO_REST();
delay (300); //Delay 120ms
//--------------------------------End ST7735S Reset Sequence ---------------------------------------//
LCD_WriteCommand(0x11); //Sleep out
delay(120); //Delay 120ms
//------------------------------------ST7735S Frame rate-------------------------------------------------//
LCD_WriteCommand(0xB1); //Frame rate 80Hz
LCD_WriteData(0x02);
LCD_WriteData(0x35);
LCD_WriteData(0x36);
LCD_WriteCommand(0xB2); //Frame rate 80Hz
LCD_WriteData(0x02);
LCD_WriteData(0x35);
LCD_WriteData(0x36);
LCD_WriteCommand(0xB3); //Frame rate 80Hz
LCD_WriteData(0x02);
LCD_WriteData(0x35);
LCD_WriteData(0x36);
LCD_WriteData(0x02);
LCD_WriteData(0x35);
LCD_WriteData(0x36);
//------------------------------------End ST7735S Frame rate-------------------------------------------//
LCD_WriteCommand(0xB4); //Dot inversion
LCD_WriteData(0x03);
//------------------------------------ST7735S Power Sequence-----------------------------------------//
LCD_WriteCommand(0xC0);
LCD_WriteData(0xA2);
LCD_WriteData(0x02);
LCD_WriteData(0x84);
LCD_WriteCommand(0xC1);
LCD_WriteData(0xC5);
LCD_WriteCommand(0xC2);
LCD_WriteData(0x0D);
LCD_WriteData(0x00);
LCD_WriteCommand(0xC3);
LCD_WriteData(0x8D);
LCD_WriteData(0x2A);
LCD_WriteCommand(0xC4);
LCD_WriteData(0x8D);
LCD_WriteData(0xEE);
//---------------------------------End ST7735S Power Sequence---------------------------------------//
LCD_WriteCommand(0xC5); //VCOM
LCD_WriteData(0x0a);
LCD_WriteCommand(0x36); //MX, MY, RGB mode
LCD_WriteData(0xC8);
//------------------------------------ST7735S Gamma Sequence-----------------------------------------//
LCD_WriteCommand(0XE0);
LCD_WriteData(0x12);
LCD_WriteData(0x1C);
LCD_WriteData(0x10);
LCD_WriteData(0x18);
LCD_WriteData(0x33);
LCD_WriteData(0x2C);
LCD_WriteData(0x25);
LCD_WriteData(0x28);
LCD_WriteData(0x28);
LCD_WriteData(0x27);
LCD_WriteData(0x2F);
LCD_WriteData(0x3C);
LCD_WriteData(0x00);
LCD_WriteData(0x03);
LCD_WriteData(0x03);
LCD_WriteData(0x10);
LCD_WriteCommand(0XE1);
LCD_WriteData(0x12);
LCD_WriteData(0x1C);
LCD_WriteData(0x10);
LCD_WriteData(0x18);
LCD_WriteData(0x2D);
LCD_WriteData(0x28);
LCD_WriteData(0x23);
LCD_WriteData(0x28);
LCD_WriteData(0x28);
LCD_WriteData(0x26);
LCD_WriteData(0x2F);
LCD_WriteData(0x3B);
LCD_WriteData(0x00);
LCD_WriteData(0x03);
LCD_WriteData(0x03);
LCD_WriteData(0x10);
//------------------------------------End ST7735S Gamma Sequence-----------------------------------------//
LCD_WriteCommand(0x3A); //65k mode
LCD_WriteData(0x05);
LCD_WriteCommand(0x29); //Display on
}

void DISP_WINDOWS(void)
{
LCD_WriteCommand(0x2A); //设置列地址
LCD_WriteData(0x00);
LCD_WriteData(0x02);
LCD_WriteData(0x00);
LCD_WriteData(0x81);

LCD_WriteCommand(0x2B); //设置行地址
LCD_WriteData(0x00);
LCD_WriteData(0x03);
LCD_WriteData(0x00);
LCD_WriteData(0x82);

LCD_WriteCommand(0x2C);
}

void show_icon(st_icon ic)
{
short i,p=0;
short sx,ex,sy,ey;

sx=ic.x;
ex=ic.w+sx;

sy=ic.y;
ey=sy;

do
{
LCD_WriteCommand(0x2A); //设置列地址
LCD_WriteData(0x00);
LCD_WriteData(sx+1);
LCD_WriteData(0x00);
LCD_WriteData(ex+1);

LCD_WriteCommand(0x2B); //设置行地址
LCD_WriteData(0x00);
LCD_WriteData(sy+2);
LCD_WriteData(0x00);
LCD_WriteData(sy+2);

LCD_WriteCommand(0x2C);

for(i=ex;i>sx;i--)
{
LCD_WriteData(ic.dat[p++]);
LCD_WriteData(ic.dat[p++]);
}
sy++;
}
while(p<(ic.w*ic.h));
}

void show_any_icon(unsigned short sx,unsigned short sy,unsigned short w,unsigned short h,unsigned char dat[])
{
short i,p=0;
unsigned short ex,ey;

ex=w+sx;
ey=sy;

do
{
LCD_WriteCommand(0x2A); //设置列地址
LCD_WriteData(0x00);
LCD_WriteData(sx+1);
LCD_WriteData(0x00);
LCD_WriteData(ex+1);

LCD_WriteCommand(0x2B); //设置行地址
LCD_WriteData(0x00);
LCD_WriteData(sy+2);
LCD_WriteData(0x00);
LCD_WriteData(sy+2);

LCD_WriteCommand(0x2C);

for(i=ex;i>sx;i--)
{
LCD_WriteData(dat[p++]);
LCD_WriteData(dat[p++]);
}
sy++;
}
while(p<(w*h));
}

//************显示带彩色图片***************//
void disp_clear(void)
{
uint i,j;
unsigned short p=BACK_COLOR;

DISP_WINDOWS();
for(j=Height;j>0;j--)
{
for(i=Width;i>0;i--)
{
LCD_WriteData((unsigned char)((p&0xff00)>>8));
LCD_WriteData((unsigned char)(p&0x00ff));
}
}

//HOLD_DISP ();
}

void disp_NumDot()
{
uint i,j;
uchar p = 0;
DISP_WINDOWS();
for(j=Height;j>0;j--)
{
for(i=Width;i>0;i--)
{
LCD_WriteData(0x00);
LCD_WriteData(p);
delay(50);
}
p++;
}
}

//**********显示带白框的黑色图片************//
void Frame(void)
{
int i,j,k;
DISP_WINDOWS();
for (i=Width;i>0;i--)
{
LCD_Write_Data(WHITE);
}
for (j=Height-2;j>0;j--)
{
LCD_Write_Data(WHITE);
for (k=Width-2;k>0;k--)
{
LCD_Write_Data(BLACK);
}
LCD_Write_Data(WHITE);
}
for (i=Width;i>0;i--)
{
LCD_Write_Data(WHITE);
}
// HOLD_DISP ();
}

/*蓝牙图标*/

显示图标的代码如下：

typedef struct __st_icon
{
unsigned short x;//图标X轴起始点
unsigned short y;//图标Y轴起始点
unsigned short w;//图标宽度
unsigned short h;//图标高度
unsigned short len;
unsigned short color;//图标颜色
const unsigned char *dat;//图标取模得到的数据
} st_icon;

//蓝牙图片数据
#define BT_HIGHT 16
#define BT_WIGHT 16
const unsigned char gImage_blue[32] = { /* 0X00,0X01,0X10,0X00,0X10,0X00, */
0X01,0X00,0X01,0X80,0X01,0XC0,0X01,0XE0,0X0D,0XB0,0X0F,0XF0,0X07,0XE0,0X03,0XC0,
0X03,0XC0,0X07,0XE0,0X0F,0XF0,0X0D,0XB0,0X01,0XE0,0X01,0XC0,0X01,0X80,0X01,0X00,
};

st_icon g_st_bt_icon;

/*初始化蓝牙图片
设定起始地址、大小和数据

*/
void bt_init(void)
{
g_st_bt_icon.x=50;
g_st_bt_icon.y=2;
g_st_bt_icon.w=BT_WIGHT;
g_st_bt_icon.h=BT_HIGHT;
g_st_bt_icon.dat=gImage_blue;
}

/*显示蓝牙图片
分辨率为16*16
color 显示的颜色
*/
void show_bt(unsigned short color)
{
unsigned short i,j,k=0;
short sx,ex,sy,ey;
unsigned short offset,m,n;
unsigned char temp,t1;

sx=g_st_bt_icon.x;
ex=g_st_bt_icon.w+sx;

sy=g_st_bt_icon.y;
ey=sy+g_st_bt_icon.h;

offset = g_st_bt_icon.w;

for(j=0;j<g_st_bt_icon.h;j++)
{
m=offset/8;
n=offset%8;
i=0;
while(i<m)
{
temp=g_st_bt_icon.dat[k++];
for(t1=0;t1<8;t1++)
{
LCD_WriteCommand(0x2A); //设置列地址
LCD_WriteData(0x00);
LCD_WriteData(sx+1+t1+i*8);
LCD_WriteData(0x00);
LCD_WriteData(sx+1+t1+i*8);

LCD_WriteCommand(0x2B); //设置行地址
LCD_WriteData(0x00);
LCD_WriteData(sy+1+j);
LCD_WriteData(0x00);
LCD_WriteData(sy+1+j);

LCD_WriteCommand(0x2C);
if(temp&0x80)
{
LCD_WriteData((color&0xff00)>>8);
LCD_WriteData(color&0x00ff);
}
else
{
LCD_WriteData((BACK_COLOR&0xff00)>>8);
LCD_WriteData(BACK_COLOR&0x00ff);
}
temp<<=1;
}
i++;
}

if(n>0)
{
temp=g_st_bt_icon.dat[k++];
for(t1=0;t1<n;t1++)
{
LCD_WriteCommand(0x2A); //设置列地址
LCD_WriteData(0x00);
LCD_WriteData(sx+1+t1);
LCD_WriteData(0x00);
LCD_WriteData(sx+1+t1);

LCD_WriteCommand(0x2B); //设置行地址
LCD_WriteData(0x00);
LCD_WriteData(sy+2+j);
LCD_WriteData(0x00);
LCD_WriteData(sy+2+j);
if(temp&0x80)
{
LCD_WriteData((color&0xff00)>>8);
LCD_WriteData(color&0x00ff);
}
else
{
LCD_WriteData((BACK_COLOR&0xff00)>>8);
LCD_WriteData(BACK_COLOR&0x00ff);
}
temp<<=1;
}

}
}
}

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