STM32使用4线SPI模式驱动SSD1351
STM32与SSD1351的接线如下：
PC9 – CS ：片选低电平有效
PC8–DC ：数据/命令控制
PC7–RST ：控制器和驱动器的电源复位RES
PB15–SDA ：SPI2_MOSI
PB13–SCL ： SPI2_SCK
字模取模方式：阴码 逐行式 顺向
图片取模：16位真彩色 高位在前
/*ssd1351.h*/
#ifndef __ssd1351_H
#define __ssd1351_H
#include "stm32f10x.h"
/* 宏定义 --------------------------------------------------------------------*/
#define Black 0x0000 //黑色（不亮）
#define Navy 0x000F //深蓝色
#define Dgreen 0x03E0 //深绿色
#define Dcyan 0x03EF //深青色
#define Maroon 0x7800 //深红色
#define Purple 0x780F //紫色
#define Olive 0x7BE0 //橄榄绿
#define Lgray 0xC618 //灰白色
#define Dgray 0x7BEF //深灰色
#define Blue 0x001F //蓝色
#define Green 0x07E0 //绿色
#define Cyan 0x07FF //青色
#define Red 0xF800 //红色
#define Magenta 0xF81F //品红
#define Yellow 0xFFE0 //黄色
#define White 0xFFFF //白色
#define Max_Column 0x7f // 128-1
#define Max_Row 0x7f // 128-1
//PC7 LCD_RST 控制器和驱动器的电源复位
#define OLED_RES_GPIO_PORT (GPIOC) //RES#引脚
#define OLED_RES_GPIO_PINS (GPIO_Pin_7)
//PC8 LCD_DC 数据/命令控制
#define OLED_DC_GPIO_PORT (GPIOC) //D/C#引脚
#define OLED_DC_GPIO_PINS (GPIO_Pin_8)
//PC9 LCD_CS 片选 低电平有效
#define OLED_CS_GPIO_PORT (GPIOC) //CS#引脚
#define OLED_CS_GPIO_PINS (GPIO_Pin_9)
#define OLED_RES_Set() GPIO_SetBits(OLED_RES_GPIO_PORT, OLED_RES_GPIO_PINS)
#define OLED_RES_Clr() GPIO_ResetBits(OLED_RES_GPIO_PORT,OLED_RES_GPIO_PINS)
#define OLED_DC_Set() GPIO_SetBits(OLED_DC_GPIO_PORT, OLED_DC_GPIO_PINS)
#define OLED_DC_Clr() GPIO_ResetBits(OLED_DC_GPIO_PORT, OLED_DC_GPIO_PINS)
#define SPI_NSS_HIGH() GPIO_SetBits(OLED_CS_GPIO_PORT, OLED_CS_GPIO_PINS)
#define SPI_NSS_LOW() GPIO_ResetBits(OLED_CS_GPIO_PORT, OLED_CS_GPIO_PINS)
/* 函数声明-------------------------------------------------------------------*/
void OLED_GPIO_Init(void);//IO口初始化
void SPI2_Init(void);//SPI初始化
u8 SPI_RW_Byte(u8 data);//使用SPI0读写1Byte
void Fill_RAM(int Colour_RGB);//填充全屏（刷屏）
void Clear_Screen(unsigned char Var_Row);//指定某一行清屏（一共8行：0~7）
//指定坐标画一个字符（逐行式），字符大小固定为8*16
void Display_Char(unsigned char x, unsigned char y, unsigned char Var_Char, int Colour_RGB);
//显示字符串
void Display_String(unsigned char x, unsigned char y, unsigned char *chr, int Colour_RGB);
//指定坐标画一个字符（逐行式），字符大小固定为16*16
void Display_Chinese16x16(unsigned char x, unsigned char y, unsigned char Var_Char, int Colour_RGB);
//指定坐标画一个字符（逐行式），字符大小固定为12*12
void Display_Chinese12x12(unsigned char x, unsigned char y, unsigned char Var_Char, int Colour_RGB);
//显示数字
void Display_Num(unsigned char x,unsigned char y,int Var_Num, unsigned char Num_Len, int Colour_RGB);
//显示图片
void Display_Pattern(unsigned char *Pattern_Data, unsigned char Start_x, unsigned char End_x, unsigned char Start_y, unsigned char End_y);
//画点
void Draw_Point(const unsigned char x, const unsigned char y, int Colour_RGB);
//画圆圈
void Display_Circle(const u8 x,const u8 y,const u8 r, int Colour_RGB);
//灰阶表设置
void Set_Gray_Scale_Table(void);
//OLED显示初始化
void OLED_Init(void);
#endif
/*ssd1351.c*/
#include "font.h"
/****************************************************
函数名：OLED_GPIO_Init
形参：
返回值：
函数功能：OLED的信号引脚初始化
****************************************************/
void OLED_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure; //定义结构体
RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOC, ENABLE); //使能GPIOC时钟
GPIO_InitStructure.GPIO_Pin = OLED_RES_GPIO_PINS | OLED_DC_GPIO_PINS | OLED_CS_GPIO_PINS; //初始化用于控制OLED的相关引脚
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //推挽输出
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOC, &GPIO_InitStructure); //初始化
GPIO_SetBits(GPIOC, OLED_RES_GPIO_PINS | OLED_DC_GPIO_PINS | OLED_CS_GPIO_PINS); //将RES、DC、CS引脚拉高
}
/****************************************************
函数名：SPI2_Init
形参：
返回值：
函数功能：初始化SPI2
****************************************************/
void SPI2_Init(void)
{
/* 定义spi与GPIO配置参数结构体 */
SPI_InitTypeDef SPI_InitStruct;
GPIO_InitTypeDef GPIO_InitStructure;
/* 打开SPI2的端口时钟、AFIO与外设时钟 */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB,ENABLE);
RCC_APB1PeriphClockCmd(RCC_APB1Periph_SPI2, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_15 | GPIO_Pin_13; //初始化PB13（CLK）与PB15(MOSI)
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; //复用推挽输出
GPIO_Init(GPIOB, &GPIO_InitStructure);
SPI_InitStruct.SPI_Direction = SPI_Direction_2Lines_FullDuplex; //全双工
SPI_InitStruct.SPI_Mode = SPI_Mode_Master; //SPI主模式
SPI_InitStruct.SPI_DataSize = SPI_DataSize_8b; //8位数据结构
SPI_InitStruct.SPI_CPOL = SPI_CPOL_High; //时钟极性高
SPI_InitStruct.SPI_CPHA = SPI_CPHA_2Edge; //第二个时钟沿有效
SPI_InitStruct.SPI_NSS = SPI_NSS_Soft; //NSS引脚软件控制
SPI_InitStruct.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_16;//定义波特率预分频的值:波特率预分频值为256 SPI_BaudRatePrescaler_64
SPI_InitStruct.SPI_FirstBit = SPI_FirstBit_MSB; //高位先发送
SPI_InitStruct.SPI_CRCPolynomial = 7; //CRC校验7
SPI_Init(SPI2, &SPI_InitStruct); //初始化
SPI_Cmd(SPI2, ENABLE); //使能SPI2
}
/****************************************************
函数名：SPI_RW_Byte
形参： data：发送的数据
返回值： temp：读取的数据
函数功能：使用SPI0读写1Byte
****************************************************/
u8 SPI_RW_Byte(u8 data)
{
u8 temp=0; //定义变量读取数据
/* 等待发送缓存器空 */
while (SPI_I2S_GetFlagStatus(SPI2, SPI_I2S_FLAG_TXE) == RESET);//检查指定的SPI标志位设置与否:发送缓存空标志位
/* 发送数据 */
SPI_I2S_SendData(SPI2, data);
// /* 等待接收缓存器非空 */
while (SPI_I2S_GetFlagStatus(SPI2, SPI_I2S_FLAG_RXNE) == RESET);
/* 接收一字节数据 */
temp = SPI_I2S_ReceiveData(SPI2);
return temp;
}
/**
* @函数名 Delay
* @功 能 延迟
* @参 数 data：延迟data
* @返回值 无
*/
static void Delay(uint32_t data)
{
while(data--);
}
/****************************************************
函数名：Write_Command
形参： Cmd：发送的命令
返回值：
函数功能：往OLED发送命令
****************************************************/
void Write_Command(unsigned char Cmd)
{
SPI_NSS_LOW(); //片选拉低，选通器件
OLED_DC_Clr(); //DC拉低，发送命令
SPI_RW_Byte(Cmd); //发送数据
OLED_DC_Set(); //DC拉高，空闲时为高电平
SPI_NSS_HIGH(); //片选拉高，关闭器件
}
/****************************************************
函数名：Write_Data
形参： Data：发送的数据
返回值：
函数功能：往OLED发送数据
****************************************************/
void Write_Data(unsigned char Data)
{
SPI_NSS_LOW(); //片选拉低，选通器件
OLED_DC_Set(); //DC拉高，发送数据
SPI_RW_Byte(Data); //发送数据
OLED_DC_Clr();
SPI_NSS_HIGH(); //片选拉高，关闭器件
}
/****************************************************
函数名：Set_Column_Address
形参： Clo_Start：列起始地址；Clo_End：列结束地址 0-127
返回值：
函数功能：设置列地址
****************************************************/
void Set_Column_Address(unsigned char Clo_Start, unsigned char Clo_End)
{
Write_Command(0x15); // 设置列地址
Write_Data(Clo_Start); // 列起始地址
Write_Data(Clo_End); // 列结束地址
}
/****************************************************
函数名：Set_Row_Address
形参： Row_Start：行起始地址；Row_End：行结束地址
返回值：
函数功能：设置行地址
****************************************************/
void Set_Row_Address(unsigned char Row_Start, unsigned char Row_End)
{
Write_Command(0x75); // 设置行地址
Write_Data(Row_Start); // 行起始地址
Write_Data(Row_End); // 行结束地址
}
/****************************************************
函数名：Set_Write_RAM
形参：
返回值：
函数功能：使能MCU写RAM
****************************************************/
void Set_Write_RAM()
{
Write_Command(0x5C); //使能MCU写RAM
}
/****************************************************
函数名：Set_Read_RAM
形参：
返回值：
函数功能：使能MCU读RAM
****************************************************/
void Set_Read_RAM()
{
Write_Command(0x5D); //使能MCU读RAM
}
/****************************************************
函数名：Fill_RAM
形参： Colour_RGB：填充颜色：RRRRRGGGGGGBBBBB
返回值：
函数功能：填充全屏（刷屏）
****************************************************/
void Fill_RAM(int Colour_RGB)
{
unsigned char i,j; //定义变量
Set_Column_Address(0x00,0x7F); //设置列地址0~127
Set_Row_Address(0x00,0x7F); //设置行地址0~127
Set_Write_RAM(); //使能MCU写RAM
for(i=0; i<128; i++) //填充128列*128行
{
for(j=0; j<128; j++)
{
Write_Data(Colour_RGB >> 8); //写入填充颜色高字节
Write_Data(Colour_RGB); //写入填充颜色低字节
}
}
}
/****************************************************
函数名：Clear_Screen
形参： Var_Row：第Var_Row行
返回值：
函数功能：指定某一行清屏（一共8行：0~7）
****************************************************/
void Clear_Screen(unsigned char Var_Row)
{
unsigned int i;
Set_Column_Address(0x00, 0x7F); //设置列地址0~127
Set_Row_Address(Var_Row*16, (Var_Row*16 + 15)); //设置行地址
Set_Write_RAM(); //使能MCU写RAM
for(i = 0; i < 2048; i++) //把这一行清屏，点数量 = 16*128 = 2048
{
Write_Data(0x00);
Write_Data(0x00);
}
}
/****************************************************
函数名：Draw_Point
形参： x：列起始地址；y：行起始地址；Colour_RGB：填充颜色：RRRRRGGGGGGBBBBB
返回值：
函数功能：画点
****************************************************/
void Draw_Point(const unsigned char x, const unsigned char y, int Colour_RGB)
{
Write_Command(0x15); // 设置列地址
Write_Data(x);
Write_Command(0x75); // 设置行地址
Write_Data(y);
Set_Write_RAM(); //使能MCU写RAM
Write_Data(Colour_RGB >> 8); //写入填充颜色高字节
Write_Data(Colour_RGB); //写入填充颜色低字节
}
/****************************************************
函数名：Display_Char
形参： x：列起始地址；y：行起始地址；Var_Char：写入的字符；Colour_RGB：填充颜色：RRRRRGGGGGGBBBBB
返回值：
函数功能：指定坐标画一个字符（逐行式），字符大小固定为8*16
****************************************************/
void Display_Char(unsigned char x, unsigned char y, unsigned char Var_Char, int Colour_RGB)
{
unsigned char i, j; //定义变量
unsigned char Var_Temp, x_Temp; //定义变量
x_Temp = x; //获取x起始坐标
for (i = 0; i < 16; i++)
{
Var_Temp = ACSII_Font[Var_Char - 0x20][i]; //获取字符在数组的偏移量
for ( j = 0; j < 8; j++)
{
if (Var_Temp & 0x80) //先画最高位的点，为1则画对应的颜色
Draw_Point(x, y, Colour_RGB);
//else
//Draw_Point(x, y, 0x0000); //为0则黑色（都不亮），可作为背景色
Var_Temp <<= 1; //移位，准备画下一个点
x++; //x坐标加1
if((x - x_Temp) == 8)
{
x = x_Temp; //x坐标回到起始位置
y++; //y坐标加1
break; //退出当前循环
}
}
}
}
/****************************************************
函数名：Display_String
形参： x：列起始地址；y：行起始地址；*chr：显示的字符串；Colour_RGB：填充颜色：RRRRRGGGGGGBBBBB
返回值：
函数功能：显示字符串
****************************************************/
void Display_String(unsigned char x, unsigned char y, unsigned char *chr, int Colour_RGB)
{
unsigned char i = 0; //定义变量
while(chr[i] != '\0') //判断是否结束
{
Display_Char(x, y, chr[i], Colour_RGB); //显示字符
x += 8; //x坐标加8（一个字符x方向占8个点，Y方向占16个点）
i++; //下一个字符
}
}
/****************************************************
函数名：Display_Circle
形参： 圆心：(x0, y0) 半径：r；Colour_RGB：填充颜色：RRRRRGGGGGGBBBBB
返回值：
函数功能：显示空心圆圈
****************************************************/
int a, b, num;
void Display_Circle(const u8 x,const u8 y,const u8 r, int Colour_RGB)
{
a = 0;
b = r;
while(2 * b * b >= r * r) // 1/8圆即可
{
Draw_Point(x + a, y - b+2,Colour_RGB); // 0~1
Draw_Point(x + b-2, y + a,Colour_RGB); // 2~3 00000
Draw_Point(x - a, y + b-2,Colour_RGB); // 4~5
Draw_Point(x - b+2, y - a,Colour_RGB); // 6~7
Draw_Point(x + b-2, y - a,Colour_RGB); // 2~1
Draw_Point(x + a, y + b-2,Colour_RGB); // 4~3
Draw_Point(x - b+2, y + a,Colour_RGB); // 6~5
Draw_Point(x - a, y - b+2,Colour_RGB); // 0~7
a++;
num = (a * a + b * b) - r*r;
if(num > 0)
{
a--;
b--;
}
}
}
/****************************************************
函数名：Display_Chinese
形参： x：列起始地址；y：行起始地址；Var_Char：汉字在数组的下标；Colour_RGB：填充颜色：RRRRRGGGGGGBBBBB
返回值：
函数功能：指定坐标画一个字符（逐行式），字符大小固定为16*16
****************************************************/
void Display_Chinese16x16(unsigned char x, unsigned char y, unsigned char Var_Char, int Colour_RGB)
{
unsigned char i, j; //定义变量
unsigned char Var_Temp, x_Temp; //定义变量
x_Temp = x; //获取x起始坐标
for(i = 0; i < 32; i++) //16*16 = 32*8；一次只能写入一字节，也就是8位，所以采用8*32的画法
{
Var_Temp = Chinese_Font[Var_Char][i]; //获取汉字在数组的偏移量
for(j = 0; j < 8; j++)
{
if(Var_Temp & 0x80) //先画最高位的点，为1则画对应的颜色
Draw_Point(x, y, Colour_RGB);
//else
//Draw_Point(x, y, 0x0000); //为0则黑色（都不亮），可作为背景色
Var_Temp <<= 1; //移位，准备画下一个点
x++; //x坐标加1
if((x - x_Temp) == 16) //画完一列
{
x = x_Temp; //x坐标回到起始位置
y++; //y坐标加1
break; //退出当前循环
}
}
}
}
/****************************************************
函数名：Display_Chinese
形参： x：列起始地址；y：行起始地址；Var_Char：汉字在数组的下标；Colour_RGB：填充颜色：RRRRRGGGGGGBBBBB
返回值：
函数功能：指定坐标画一个字符（逐行式），字符大小固定为16*16
****************************************************/
void Display_Chinese12x12(unsigned char x, unsigned char y, unsigned char Var_Char, int Colour_RGB)
{
unsigned char i, j; //定义变量
unsigned char Var_Temp, x_Temp; //定义变量
x_Temp = x; //获取x起始坐标
for(i = 0; i < 24; i++) //12*12 = 18*8；一次只能写入一字节，也就是8位，所以采用8*18的画法
{
Var_Temp = Chinese_Font_12[Var_Char][i]; //获取汉字在数组的偏移量
for(j = 0; j < 8; j++)
{
if(Var_Temp & 0x80) //先画最高位的点，为1则画对应的颜色
Draw_Point(x, y, Colour_RGB);
//else
//Draw_Point(x, y, 0x0000); //为0则黑色（都不亮），可作为背景色
Var_Temp <<= 1; //移位，准备画下一个点
x++; //x坐标加1
if((x - x_Temp) == 12) //画完一列
{
x = x_Temp; //x坐标回到起始位置
y++; //y坐标加1
break; //退出当前循环
}
}
}
}
/****************************************************
函数名：Num_Pow
形参： m：底数；n：指数
返回值：
函数功能：m^n幂运算
****************************************************/
uint32_t Num_Pow(unsigned char m,unsigned char n)
{
uint32_t result=1; //定义变量
while(n--)result*=m; //m^n
return result; //返回结果
}
/****************************************************
函数名：Display_Num
形参： x：列起始地址；y：行起始地址；Var_Num：显示的数字；Num_Len：数字长度；Colour_RGB：填充颜色：RRRRRGGGGGGBBBBB
返回值：
函数功能：显示数字
****************************************************/
void Display_Num(unsigned char x,unsigned char y,int Var_Num, unsigned char Num_Len, int Colour_RGB)
{
unsigned char i; //定义变量
unsigned char Var_Temp; //定义变量
unsigned char Var_Show = 0; //定义变量
for(i = 0; i < Num_Len; i++) //显示数字
{
Var_Temp = (Var_Num / Num_Pow(10, Num_Len-i-1)) % 10; //获取最高位（数字显示是一位一位取出来再显示）
if(Var_Show == 0 && i<(Num_Len - 1)) //判断首位数字是否为0
{
if(Var_Temp == 0)
{
Display_Char(x+8*i, y, ' ', Colour_RGB); //首位数据为0则不显示
continue; //继续循环
}
else
Var_Show = 1; //后面的数字正常显示
}
Display_Char(x+8*i, y, Var_Temp + '0', Colour_RGB); //显示数字
}
}
/****************************************************
函数名：Display_Pattern
形参： *Pattern_Data：图片数组；Start_x：x方向起点；End_x：x方向终点；Start_y：y方向起点；End_y：y方向终点
返回值：
函数功能：显示图片
****************************************************/
void Display_Pattern(unsigned char *Pattern_Data, unsigned char Start_x, unsigned char End_x, unsigned char Start_y, unsigned char End_y)
{
unsigned char *Data_Pointer; //定义指针变量
unsigned char i, j; //定义变量
Data_Pointer = Pattern_Data; //获取数组首地址
Set_Column_Address(Start_x, End_x); //设置列范围
Set_Row_Address(Start_y, End_y); //设置行范围
Set_Write_RAM(); //设置MCU写RAM
for(i = 0; i < (End_y - Start_y + 1); i++) //y方向(End_y - Start_y + 1)
{
for(j = 0; j < (End_x - Start_x + 1); j++) //x方向(End_x - Start_x + 1)
{
Write_Data(*Data_Pointer); //写入数据（一个点需要写入16位数据：RRRRRGGGGGGBBBBB）
Data_Pointer++;
Write_Data(*Data_Pointer);
Data_Pointer++;
}
}
}
/****************************************************
函数名：Set_Gray_Scale_Table
形参：
返回值：
函数功能：灰阶表设置
****************************************************/
void Set_Gray_Scale_Table(void)
{
Write_Command(0xB8);
Write_Data(0x02); // Gray Scale Level 1
Write_Data(0x03); // Gray Scale Level 2
Write_Data(0x04); // Gray Scale Level 3
Write_Data(0x05); // Gray Scale Level 4
Write_Data(0x06); // Gray Scale Level 5
Write_Data(0x07); // Gray Scale Level 6
Write_Data(0x08); // Gray Scale Level 7
Write_Data(0x09); // Gray Scale Level 8
Write_Data(0x0A); // Gray Scale Level 9
Write_Data(0x0B); // Gray Scale Level 10
Write_Data(0x0C); // Gray Scale Level 11
Write_Data(0x0D); // Gray Scale Level 12
Write_Data(0x0E); // Gray Scale Level 13
Write_Data(0x0F); // Gray Scale Level 14
Write_Data(0x10); // Gray Scale Level 15
Write_Data(0x11); // Gray Scale Level 16
Write_Data(0x12); // Gray Scale Level 17
Write_Data(0x13); // Gray Scale Level 18
Write_Data(0x15); // Gray Scale Level 19
Write_Data(0x17); // Gray Scale Level 20
Write_Data(0x19); // Gray Scale Level 21
Write_Data(0x1B); // Gray Scale Level 22
Write_Data(0x1D); // Gray Scale Level 23
Write_Data(0x1F); // Gray Scale Level 24
Write_Data(0x21); // Gray Scale Level 25
Write_Data(0x23); // Gray Scale Level 26
Write_Data(0x25); // Gray Scale Level 27
Write_Data(0x27); // Gray Scale Level 28
Write_Data(0x2A); // Gray Scale Level 29
Write_Data(0x2D); // Gray Scale Level 30
Write_Data(0x30); // Gray Scale Level 31
Write_Data(0x33); // Gray Scale Level 32
Write_Data(0x36); // Gray Scale Level 33
Write_Data(0x39); // Gray Scale Level 34
Write_Data(0x3C); // Gray Scale Level 35
Write_Data(0x3F); // Gray Scale Level 36
Write_Data(0x42); // Gray Scale Level 37
Write_Data(0x45); // Gray Scale Level 38
Write_Data(0x48); // Gray Scale Level 39
Write_Data(0x4C); // Gray Scale Level 40
Write_Data(0x50); // Gray Scale Level 41
Write_Data(0x54); // Gray Scale Level 42
Write_Data(0x58); // Gray Scale Level 43
Write_Data(0x5C); // Gray Scale Level 44
Write_Data(0x60); // Gray Scale Level 45
Write_Data(0x64); // Gray Scale Level 46
Write_Data(0x68); // Gray Scale Level 47
Write_Data(0x6C); // Gray Scale Level 48
Write_Data(0x70); // Gray Scale Level 49
Write_Data(0x74); // Gray Scale Level 50
Write_Data(0x78); // Gray Scale Level 51
Write_Data(0x7D); // Gray Scale Level 52
Write_Data(0x82); // Gray Scale Level 53
Write_Data(0x87); // Gray Scale Level 54
Write_Data(0x8C); // Gray Scale Level 55
Write_Data(0x91); // Gray Scale Level 56
Write_Data(0x96); // Gray Scale Level 57
Write_Data(0x9B); // Gray Scale Level 58
Write_Data(0xA0); // Gray Scale Level 59
Write_Data(0xA5); // Gray Scale Level 60
Write_Data(0xAA); // Gray Scale Level 61
Write_Data(0xAF); // Gray Scale Level 62
Write_Data(0xB4); // Gray Scale Level 63
}
/****************************************************
函数名：OLED_Init
形参：
返回值：
函数功能：OLED显示初始化
****************************************************/
void OLED_Init(void)
{
OLED_GPIO_Init(); //初始化RES、DC与CS引脚
SPI_NSS_LOW();
Delay(100);
OLED_RES_Clr();
Delay(500);
OLED_RES_Set();
Delay(500); //延迟，由于单片机上电初始化比OLED快，所以必须加上延迟，等待OLED上电初始化完成
Write_Command(0xFD); // 解锁OLED驱动IC（SSD1351）的命令输入
Write_Data(0x12);
Write_Command(0xFD); //设置 命令：A2,B1,B3,BB,BE 为可访问状态
Write_Data(0xB1);
Write_Command(0xAE); //关显示（进入睡眠模式）
Write_Command(0xA4); //Normal Display mode
Write_Command(0x15); //set column address
Write_Data(0x00); //column address start 00
Write_Data(0x7f); //column address end 95
Write_Command(0x75); //set row address
Write_Data(0x00); //row address start 00
Write_Data(0x7f); //row address end 63
Write_Command(0xB3); //设置显示时钟分频&内部振荡器频率
Write_Data(0xF1); //时钟2分频，振荡器频率最高
Write_Command(0xCA); //设置 MUX Ratio
Write_Data(0x7F); //128
Write_Command(0xA0); //设置重映射格式
Write_Data(0x74); //水平地址增长模式、列地址0映射到SEG0、颜色数据传输顺序D[15:0] = [RRRRR:GGGGGG:BBBBB]、扫描方向：COM127~COM0、使能奇偶分离、颜色模式65K
Write_Command(0xA1); //设置显示起始行
Write_Data(0x00); //0x00
Write_Command(0xA2); //设置显示偏移
Write_Data(0x00); //无偏移
Write_Command(0xAB); //功能选择设置
Write_Data(0x01); //使能VDD内部稳压器、选择8位并行接口
Write_Command(0xB4); //VSL设置
Write_Data(0xA0); //使能外部VSL
Write_Data(0xB5);
Write_Data(0x55);
Write_Command(0xC1); //设置色彩的对比电流
Write_Data(0xC8); //A-->Red
Write_Data(0x80); //B-->Green
Write_Data(0xC0); //C-->Blue
Write_Command(0xC7); //主对比度电流控制
Write_Data(0x0f); //0x0f
Write_Command(0xB1); //设置阶段1（复位阶段）&阶段2（预充电）的周期
Write_Data(0x32); //阶段1为5个时钟周期、阶段2为3个时钟周期
Write_Command(0xB2);
Write_Data(0xA4);
Write_Data(0x00);
Write_Data(0x00);
Write_Command(0xBB); //设置预充电电压
Write_Data(0x17); //0.5*VCC Set_Gray_Scale_Table(); // 设置灰度表脉冲宽度
Write_Command(0xB6); //设置Second预充周期
Write_Data(0x01); //1个时钟周期（1DCLKS）
Write_Command(0xBE); //设置VCOMH电压
Write_Data(0x05); //0.82*VCC
Write_Command(0xA6); //设置显示模式：正常模式
Fill_RAM(0x0000); //清屏
Write_Command(0xAF); //开显示
}
/*font.h*/
#ifndef __FONT_H
#define __FONT_H
/************************************16*8的ACSII表************************************/
const unsigned char ACSII_Font[][16] = {
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*" ",32*/
{0x00,0x00,0x00,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x00,0x00,0x10,0x10,0x00,0x00},/*"!",33*/
{0x00,0x12,0x24,0x24,0x48,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*""",34*/
{0x00,0x00,0x00,0x12,0x12,0x12,0x7E,0x24,0x24,0x24,0x7E,0x24,0x24,0x24,0x00,0x00},/*"#",35*/
{0x00,0x00,0x08,0x3C,0x4A,0x4A,0x48,0x38,0x0C,0x0A,0x0A,0x4A,0x4A,0x3C,0x08,0x08},/*"$",36*/
{0x00,0x00,0x00,0x44,0xA4,0xA8,0xA8,0xB0,0x54,0x1A,0x2A,0x2A,0x4A,0x44,0x00,0x00},/*"%",37*/
{0x00,0x00,0x00,0x30,0x48,0x48,0x48,0x50,0x6E,0xA4,0x94,0x98,0x89,0x76,0x00,0x00},/*"&",38*/
{0x00,0x60,0x20,0x20,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"'",39*/
{0x00,0x02,0x04,0x08,0x08,0x10,0x10,0x10,0x10,0x10,0x10,0x08,0x08,0x04,0x02,0x00},/*"(",40*/
{0x00,0x40,0x20,0x10,0x10,0x08,0x08,0x08,0x08,0x08,0x08,0x10,0x10,0x20,0x40,0x00},/*")",41*/
{0x00,0x00,0x00,0x00,0x10,0x10,0xD6,0x38,0x38,0xD6,0x10,0x10,0x00,0x00,0x00,0x00},/*"*",42*/
{0x00,0x00,0x00,0x00,0x00,0x08,0x08,0x08,0x7F,0x08,0x08,0x08,0x00,0x00,0x00,0x00},/*"+",43*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x20,0x20,0x40},/*",",44*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x7E,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"-",45*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x60,0x00,0x00},/*".",46*/
{0x00,0x00,0x02,0x04,0x04,0x04,0x08,0x08,0x10,0x10,0x10,0x20,0x20,0x40,0x40,0x00},/*"/",47*/
{0x00,0x00,0x00,0x18,0x24,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x24,0x18,0x00,0x00},/*"0",48*/
{0x00,0x00,0x00,0x08,0x38,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x3E,0x00,0x00},/*"1",49*/
{0x00,0x00,0x00,0x3C,0x42,0x42,0x42,0x02,0x04,0x08,0x10,0x20,0x42,0x7E,0x00,0x00},/*"2",50*/
{0x00,0x00,0x00,0x3C,0x42,0x42,0x02,0x04,0x18,0x04,0x02,0x42,0x42,0x3C,0x00,0x00},/*"3",51*/
{0x00,0x00,0x00,0x04,0x0C,0x0C,0x14,0x24,0x24,0x44,0x7F,0x04,0x04,0x1F,0x00,0x00},/*"4",52*/
{0x00,0x00,0x00,0x7E,0x40,0x40,0x40,0x78,0x44,0x02,0x02,0x42,0x44,0x38,0x00,0x00},/*"5",53*/
{0x00,0x00,0x00,0x18,0x24,0x40,0x40,0x5C,0x62,0x42,0x42,0x42,0x22,0x1C,0x00,0x00},/*"6",54*/
{0x00,0x00,0x00,0x7E,0x42,0x04,0x04,0x08,0x08,0x10,0x10,0x10,0x10,0x10,0x00,0x00},/*"7",55*/
{0x00,0x00,0x00,0x3C,0x42,0x42,0x42,0x24,0x18,0x24,0x42,0x42,0x42,0x3C,0x00,0x00},/*"8",56*/
{0x00,0x00,0x00,0x38,0x44,0x42,0x42,0x42,0x46,0x3A,0x02,0x02,0x24,0x18,0x00,0x00},/*"9",57*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00,0x00,0x00,0x00,0x18,0x18,0x00,0x00},/*":",58*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x10,0x10,0x10},/*";",59*/
{0x00,0x00,0x00,0x02,0x04,0x08,0x10,0x20,0x40,0x20,0x10,0x08,0x04,0x02,0x00,0x00},/*"<",60*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x7E,0x00,0x00,0x7E,0x00,0x00,0x00,0x00,0x00,0x00},/*"=",61*/
{0x00,0x00,0x00,0x40,0x20,0x10,0x08,0x04,0x02,0x04,0x08,0x10,0x20,0x40,0x00,0x00},/*">",62*/
{0x00,0x00,0x00,0x3C,0x42,0x42,0x62,0x04,0x08,0x08,0x08,0x00,0x18,0x18,0x00,0x00},/*"?",63*/
{0x00,0x00,0x00,0x38,0x44,0x5A,0xAA,0xAA,0xAA,0xAA,0xAA,0x5C,0x42,0x3C,0x00,0x00},/*"@",64*/
{0x00,0x00,0x00,0x10,0x10,0x18,0x28,0x28,0x24,0x3C,0x44,0x42,0x42,0xE7,0x00,0x00},/*"A",65*/
{0x00,0x00,0x00,0xF8,0x44,0x44,0x44,0x78,0x44,0x42,0x42,0x42,0x44,0xF8,0x00,0x00},/*"B",66*/
{0x00,0x00,0x00,0x3E,0x42,0x42,0x80,0x80,0x80,0x80,0x80,0x42,0x44,0x38,0x00,0x00},/*"C",67*/
{0x00,0x00,0x00,0xF8,0x44,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x44,0xF8,0x00,0x00},/*"D",68*/
{0x00,0x00,0x00,0xFC,0x42,0x48,0x48,0x78,0x48,0x48,0x40,0x42,0x42,0xFC,0x00,0x00},/*"E",69*/
{0x00,0x00,0x00,0xFC,0x42,0x48,0x48,0x78,0x48,0x48,0x40,0x40,0x40,0xE0,0x00,0x00},/*"F",70*/
{0x00,0x00,0x00,0x3C,0x44,0x44,0x80,0x80,0x80,0x8E,0x84,0x44,0x44,0x38,0x00,0x00},/*"G",71*/
{0x00,0x00,0x00,0xE7,0x42,0x42,0x42,0x42,0x7E,0x42,0x42,0x42,0x42,0xE7,0x00,0x00},/*"H",72*/
{0x00,0x00,0x00,0x7C,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x7C,0x00,0x00},/*"I",73*/
{0x00,0x00,0x00,0x3E,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x88,0xF0},/*"J",74*/
{0x00,0x00,0x00,0xEE,0x44,0x48,0x50,0x70,0x50,0x48,0x48,0x44,0x44,0xEE,0x00,0x00},/*"K",75*/
{0x00,0x00,0x00,0xE0,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x42,0xFE,0x00,0x00},/*"L",76*/
{0x00,0x00,0x00,0xEE,0x6C,0x6C,0x6C,0x6C,0x6C,0x54,0x54,0x54,0x54,0xD6,0x00,0x00},/*"M",77*/
{0x00,0x00,0x00,0xC7,0x62,0x62,0x52,0x52,0x4A,0x4A,0x4A,0x46,0x46,0xE2,0x00,0x00},/*"N",78*/
{0x00,0x00,0x00,0x38,0x44,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x44,0x38,0x00,0x00},/*"O",79*/
{0x00,0x00,0x00,0xFC,0x42,0x42,0x42,0x42,0x7C,0x40,0x40,0x40,0x40,0xE0,0x00,0x00},/*"P",80*/
{0x00,0x00,0x00,0x38,0x44,0x82,0x82,0x82,0x82,0x82,0x82,0xB2,0x4C,0x38,0x06,0x00},/*"Q",81*/
{0x00,0x00,0x00,0xFC,0x42,0x42,0x42,0x7C,0x48,0x48,0x44,0x44,0x42,0xE3,0x00,0x00},/*"R",82*/
{0x00,0x00,0x00,0x3E,0x42,0x42,0x40,0x20,0x18,0x04,0x02,0x42,0x42,0x7C,0x00,0x00},/*"S",83*/
{0x00,0x00,0x00,0xFE,0x92,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x38,0x00,0x00},/*"T",84*/
{0x00,0x00,0x00,0xE7,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x3C,0x00,0x00},/*"U",85*/
{0x00,0x00,0x00,0xE7,0x42,0x42,0x44,0x24,0x24,0x28,0x28,0x18,0x10,0x10,0x00,0x00},/*"V",86*/
{0x00,0x00,0x00,0xD6,0x54,0x54,0x54,0x54,0x54,0x6C,0x28,0x28,0x28,0x28,0x00,0x00},/*"W",87*/
{0x00,0x00,0x00,0xE7,0x42,0x24,0x24,0x18,0x18,0x18,0x24,0x24,0x42,0xE7,0x00,0x00},/*"X",88*/
{0x00,0x00,0x00,0xEE,0x44,0x44,0x28,0x28,0x10,0x10,0x10,0x10,0x10,0x38,0x00,0x00},/*"Y",89*/
{0x00,0x00,0x00,0x7E,0x84,0x04,0x08,0x08,0x10,0x20,0x20,0x42,0x42,0xFC,0x00,0x00},/*"Z",90*/
{0x00,0x1E,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x1E,0x00},/*"[",91*/
{0x00,0x00,0x40,0x20,0x20,0x20,0x10,0x10,0x10,0x08,0x08,0x04,0x04,0x04,0x02,0x02},/*"\",92*/
{0x00,0x78,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x78,0x00},/*"]",93*/
{0x00,0x18,0x24,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"^",94*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF},/*"_",95*/
{0x00,0x60,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"`",96*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x38,0x44,0x0C,0x34,0x44,0x4C,0x36,0x00,0x00},/*"a",97*/
{0x00,0x00,0x00,0x00,0xC0,0x40,0x40,0x58,0x64,0x42,0x42,0x42,0x64,0x58,0x00,0x00},/*"b",98*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1C,0x22,0x40,0x40,0x40,0x22,0x1C,0x00,0x00},/*"c",99*/
{0x00,0x00,0x00,0x00,0x06,0x02,0x02,0x3E,0x42,0x42,0x42,0x42,0x46,0x3B,0x00,0x00},/*"d",100*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3C,0x42,0x42,0x7E,0x40,0x42,0x3C,0x00,0x00},/*"e",101*/
{0x00,0x00,0x00,0x00,0x0C,0x12,0x10,0x7C,0x10,0x10,0x10,0x10,0x10,0x7C,0x00,0x00},/*"f",102*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3E,0x44,0x44,0x38,0x40,0x3C,0x42,0x42,0x3C},/*"g",103*/
{0x00,0x00,0x00,0x00,0xC0,0x40,0x40,0x5C,0x62,0x42,0x42,0x42,0x42,0xE7,0x00,0x00},/*"h",104*/
{0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x70,0x10,0x10,0x10,0x10,0x10,0x7C,0x00,0x00},/*"i",105*/
{0x00,0x00,0x00,0x0C,0x0C,0x00,0x00,0x1C,0x04,0x04,0x04,0x04,0x04,0x04,0x44,0x78},/*"j",106*/
{0x00,0x00,0x00,0x00,0xC0,0x40,0x40,0x4E,0x48,0x50,0x70,0x48,0x44,0xEE,0x00,0x00},/*"k",107*/
{0x00,0x00,0x00,0x10,0x70,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x7C,0x00,0x00},/*"l",108*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0x49,0x49,0x49,0x49,0x49,0xED,0x00,0x00},/*"m",109*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xDC,0x62,0x42,0x42,0x42,0x42,0xE7,0x00,0x00},/*"n",110*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3C,0x42,0x42,0x42,0x42,0x42,0x3C,0x00,0x00},/*"o",111*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xD8,0x64,0x42,0x42,0x42,0x64,0x58,0x40,0xE0},/*"p",112*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1A,0x26,0x42,0x42,0x42,0x26,0x1A,0x02,0x07},/*"q",113*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xEE,0x32,0x20,0x20,0x20,0x20,0xF8,0x00,0x00},/*"r",114*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3E,0x42,0x40,0x3C,0x02,0x42,0x7C,0x00,0x00},/*"s",115*/
{0x00,0x00,0x00,0x00,0x00,0x10,0x10,0x7C,0x10,0x10,0x10,0x10,0x12,0x0C,0x00,0x00},/*"t",116*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC6,0x42,0x42,0x42,0x42,0x46,0x3B,0x00,0x00},/*"u",117*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xEE,0x44,0x44,0x28,0x28,0x10,0x10,0x00,0x00},/*"v",118*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xDB,0x89,0x4A,0x5A,0x54,0x24,0x24,0x00,0x00},/*"w",119*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x76,0x24,0x18,0x18,0x18,0x24,0x6E,0x00,0x00},/*"x",120*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xE7,0x42,0x24,0x24,0x18,0x18,0x10,0x10,0x60},/*"y",121*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x7E,0x44,0x08,0x10,0x10,0x22,0x7E,0x00,0x00},/*"z",122*/
{0x00,0x03,0x04,0x04,0x04,0x04,0x04,0x04,0x08,0x04,0x04,0x04,0x04,0x04,0x03,0x00},/*"{",123*/
{0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08},/*"|",124*/
{0x00,0xC0,0x20,0x20,0x20,0x20,0x20,0x20,0x10,0x20,0x20,0x20,0x20,0x20,0xC0,0x00},/*"}",125*/
{0x20,0x5A,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"~",126*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"",127*/
};
/************************************16*16的汉字码表************************************/
const unsigned char Chinese_Font[][32] = {
0x00,0x08,0x00,0x08,0x7C,0x08,0x44,0x08,0x45,0xFE,0x44,0x08,0x44,0x08,0x7C,0x08,
0x44,0x88,0x44,0x48,0x44,0x48,0x44,0x08,0x7C,0x08,0x44,0x08,0x00,0x28,0x00,0x10,/*"时",0*/
0x20,0x00,0x13,0xFC,0x10,0x04,0x40,0x04,0x47,0xC4,0x44,0x44,0x44,0x44,0x44,0x44,
0x47,0xC4,0x44,0x44,0x44,0x44,0x44,0x44,0x47,0xC4,0x40,0x04,0x40,0x14,0x40,0x08,/*"间",1*/
};
/************************************12*12的汉字码表************************************/
const unsigned char Chinese_Font_12[][24] = {
0x00,0x40,0xF0,0x40,0x90,0x40,0x97,0xE0,0x90,0x40,0xF0,0x40,0x92,0x40,0x91,0x40,
0x91,0x40,0xF0,0x40,0x90,0x40,0x01,0xC0,/*"时",0*/
0x4F,0xE0,0x20,0x20,0x00,0x20,0x5F,0xA0,0x50,0xA0,0x50,0xA0,0x5F,0xA0,0x50,0xA0,
0x50,0xA0,0x5F,0xA0,0x40,0x20,0x40,0xE0,/*"间",1*/
};
#endif
图片数组自己取模使用函数调用就好
/*main.c*/
#include "ssd1351.h"
#include "font.h"
int main(void)
{
SPI2_Init();//显示SPI初始化
OLED_Init();//初始化OLED屏幕
Fill_RAM(0x0000); //清屏
Display_Pattern(gImage_bck0, 0, 127, 0, 127);//图片需要自己取模更换
Display_Chinese12x12(52, 114, 2, 0X0BFF); //显示汉字/*"时",2*/
Display_Chinese12x12(64, 114, 3, 0X0BFF); //显示汉字/*"间",3*/
Display_Circle(63,58,38,0x09FF);
}