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- #include "oled.h"
- #include "oledfont.h"
- #include "delay.h"
- #include "QR_Encode.h"
- #include <stdarg.h> // 标准头文件
- #include "stdio.h"
- #include "w25qxx.h"
- //OLED的显存
- //存放格式如下.
- //[0]0 1 2 3 ... 127
- //[1]0 1 2 3 ... 127
- //[2]0 1 2 3 ... 127
- //[3]0 1 2 3 ... 127
- //[4]0 1 2 3 ... 127
- //[5]0 1 2 3 ... 127
- //[6]0 1 2 3 ... 127
- //[7]0 1 2 3 ... 127
- /**********************************************
- //IIC Start
- **********************************************/
- /**********************************************
- //IIC Start
- **********************************************/
- void IIC_Start()
- {
- OLED_SCLK_Set() ;
- OLED_SDIN_Set();
- OLED_SDIN_Clr();
- OLED_SCLK_Clr();
- }
- /**********************************************
- //IIC Stop
- **********************************************/
- void IIC_Stop()
- {
- OLED_SCLK_Set() ;
- // OLED_SCLK_Clr();
- OLED_SDIN_Clr();
- OLED_SDIN_Set();
-
- }
- void IIC_Wait_Ack()
- {
- //GPIOB->CRH &= 0XFFF0FFFF; //设置PB12为上拉输入模式
- //GPIOB->CRH |= 0x00080000;
- // OLED_SDA = 1;
- // delay_us(1);
- //OLED_SCL = 1;
- //delay_us(50000);
- /* while(1)
- {
- if(!OLED_SDA) //判断是否接收到OLED 应答信号
- {
- //GPIOB->CRH &= 0XFFF0FFFF; //设置PB12为通用推免输出模式
- //GPIOB->CRH |= 0x00030000;
- return;
- }
- }
- */
- OLED_SCLK_Set() ;
- OLED_SCLK_Clr();
- }
- /**********************************************
- // IIC Write byte
- **********************************************/
- void Write_IIC_Byte(unsigned char IIC_Byte)
- {
- unsigned char i;
- unsigned char m,da;
- da=IIC_Byte;
- OLED_SCLK_Clr();
- for(i=0;i<8;i++)
- {
- m=da;
- // OLED_SCLK_Clr();
- m=m&0x80;
- if(m==0x80)
- {OLED_SDIN_Set();}
- else OLED_SDIN_Clr();
- da=da<<1;
- OLED_SCLK_Set();
- OLED_SCLK_Clr();
- }
- }
- /**********************************************
- // IIC Write Command
- **********************************************/
- void Write_IIC_Command(unsigned char IIC_Command)
- {
- IIC_Start();
- Write_IIC_Byte(0x78); //Slave address,SA0=0
- IIC_Wait_Ack();
- Write_IIC_Byte(0x00); //write command
- IIC_Wait_Ack();
- Write_IIC_Byte(IIC_Command);
- IIC_Wait_Ack();
- IIC_Stop();
- }
- /**********************************************
- // IIC Write Data
- **********************************************/
- void Write_IIC_Data(unsigned char IIC_Data)
- {
- IIC_Start();
- Write_IIC_Byte(0x78); //D/C#=0; R/W#=0
- IIC_Wait_Ack();
- Write_IIC_Byte(0x40); //write data
- IIC_Wait_Ack();
- Write_IIC_Byte(IIC_Data);
- IIC_Wait_Ack();
- IIC_Stop();
- }
- void OLED_WR_Byte(unsigned dat,unsigned cmd)
- {
- if(cmd)
- {
- Write_IIC_Data(dat);
-
- }
- else {
- Write_IIC_Command(dat);
-
- }
- }
- /********************************************
- // fill_Picture
- ********************************************/
- void fill_picture(unsigned char fill_Data)
- {
- unsigned char m,n;
- for(m=0;m<8;m++)
- {
- OLED_WR_Byte(0xb0+m,0); //page0-page1
- OLED_WR_Byte(0x00,0); //low column start address
- OLED_WR_Byte(0x10,0); //high column start address
- for(n=0;n<128;n++)
- {
- OLED_WR_Byte(fill_Data,1);
- }
- }
- }
- /***********************Delay****************************************/
- void Delay_50ms(unsigned int Del_50ms)
- {
- unsigned int m;
- for(;Del_50ms>0;Del_50ms--)
- for(m=6245;m>0;m--);
- }
- void Delay_1ms(unsigned int Del_1ms)
- {
- unsigned char j;
- while(Del_1ms--)
- {
- for(j=0;j<123;j++);
- }
- }
- //坐标设置
- void OLED_Set_Pos(unsigned char x, unsigned char y)
- {
- OLED_WR_Byte(0xb0+y,OLED_CMD);
- OLED_WR_Byte(((x&0xf0)>>4)|0x10,OLED_CMD);
- OLED_WR_Byte((x&0x0f),OLED_CMD);
- }
- //开启OLED显示
- void OLED_Display_On(void)
- {
- OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令
- OLED_WR_Byte(0X14,OLED_CMD); //DCDC ON
- OLED_WR_Byte(0XAF,OLED_CMD); //DISPLAY ON
- }
- //关闭OLED显示
- void OLED_Display_Off(void)
- {
- OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令
- OLED_WR_Byte(0X10,OLED_CMD); //DCDC OFF
- OLED_WR_Byte(0XAE,OLED_CMD); //DISPLAY OFF
- }
- //清屏函数,清完屏,整个屏幕是黑色的!和没点亮一样!!!
- void OLED_Clear(void)
- {
- u8 i,n;
- for(i=0;i<8;i++)
- {
- OLED_WR_Byte (0xb0+i,OLED_CMD); //设置页地址(0~7)
- OLED_WR_Byte (0x00,OLED_CMD); //设置显示位置—列低地址
- OLED_WR_Byte (0x10,OLED_CMD); //设置显示位置—列高地址
- for(n=0;n<128;n++)OLED_WR_Byte(0,OLED_DATA);
- } //更新显示
- }
- void OLED_On(void)
- {
- u8 i,n;
- for(i=0;i<8;i++)
- {
- OLED_WR_Byte (0xb0+i,OLED_CMD); //设置页地址(0~7)
- OLED_WR_Byte (0x00,OLED_CMD); //设置显示位置—列低地址
- OLED_WR_Byte (0x10,OLED_CMD); //设置显示位置—列高地址
- for(n=0;n<128;n++)OLED_WR_Byte(1,OLED_DATA);
- } //更新显示
- }
- //在指定位置显示一个字符,包括部分字符
- //x:0~127
- //y:0~63
- //mode:0,反白显示;1,正常显示
- //size:选择字体 16/12
- void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 Char_Size)
- {
- unsigned char c=0,i=0;
- c=chr-' ';//得到偏移后的值
- if(x>Max_Column-1){x=0;y=y+2;}
- if(Char_Size ==16)
- {
- OLED_Set_Pos(x,y);
- for(i=0;i<8;i++)
- OLED_WR_Byte(F8X16[c*16+i],OLED_DATA);
- OLED_Set_Pos(x,y+1);
- for(i=0;i<8;i++)
- OLED_WR_Byte(F8X16[c*16+i+8],OLED_DATA);
- }
- else {
- OLED_Set_Pos(x,y);
- for(i=0;i<6;i++)
- OLED_WR_Byte(F6x8[c][i],OLED_DATA);
-
- }
- }
- //m^n函数
- u32 oled_pow(u8 m,u8 n)
- {
- u32 result=1;
- while(n--)result*=m;
- return result;
- }
- //显示2个数字
- //x,y :起点坐标
- //len :数字的位数
- //size:字体大小
- //num:数值(0~4294967295);
- void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size2)
- {
- u8 t,temp;
- u8 enshow=0;
- for(t=0;t<len;t++)
- {
- temp=(num/oled_pow(10,len-t-1))%10;
- if(enshow==0&&t<(len-1))
- {
- if(temp==0)
- {
- OLED_ShowChar(x+(size2/2)*t,y,' ',size2);
- continue;
- }else enshow=1;
-
- }
- OLED_ShowChar(x+(size2/2)*t,y,temp+'0',size2);
- }
- }
- /*显示一个字符号串
- x 取0 2 4 6 分为4行 y 每一个数字字母占9
- 汉字占18 Size字体的大小 可取12或者16
- */
- void OLED_ShowString(u8 x,u8 y,u8 *chr,u8 Char_Size)
- {
- unsigned char j=0;
- while (chr[j]!='\0')
- { OLED_ShowChar(x,y,chr[j],Char_Size);
- x+=8;
- if(x>120){x=0;y+=2;}
- j++;
- }
- }
- //显示汉字
- /*
- x 取0 2 4 6 分为4行 y 每一个数字字母占9
- 汉字占18 Size字体的大小 可取12或者16
- no为Hzk[]数组中的哪一个元素
- */
- void OLED_ShowCHinese(u8 x,u8 y,u8 no)
- {
- u8 t,adder=0;
- OLED_Set_Pos(x,y);
- for(t=0;t<16;t++)
- {
- OLED_WR_Byte(Hzk[2*no][t],OLED_DATA);
- adder+=1;
- }
- OLED_Set_Pos(x,y+1);
- for(t=0;t<16;t++)
- {
- OLED_WR_Byte(Hzk[2*no+1][t],OLED_DATA);
- adder+=1;
- }
- }
- /***********
- 功能描述:
- 显示显示BMP图片128×64起始点坐标(x,y),
- x的范围0~127,
- y为页的范围0~7
- *****************/
- void OLED_DrawBMP(unsigned char x0, unsigned char y0,unsigned char x1, unsigned char y1,unsigned char BMP[])
- {
- unsigned int j=0;
- unsigned char x,y;
-
- if(y1%8==0) y=y1/8;
- else y=y1/8+1;
- for(y=y0;y<y1;y++)
- {
- OLED_Set_Pos(x0,y);
- for(x=x0;x<x1;x++)
- {
- OLED_WR_Byte(BMP[j++],OLED_DATA);
- }
- }
- }
- //初始化SSD1306
- void OLED_Init(void)
- {
- GPIO_InitTypeDef GPIO_InitStructure;
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE); //使能A端口时钟
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //推挽输出
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;//速度50MHz
- GPIO_Init(GPIOB, &GPIO_InitStructure); //初始化GPIOB
- GPIO_SetBits(GPIOB,GPIO_Pin_2);
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOF, ENABLE); //使能A端口时钟
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //推挽输出
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;//速度50MHz
- GPIO_Init(GPIOF, &GPIO_InitStructure); //初始化GPIOB
- GPIO_SetBits(GPIOF,GPIO_Pin_10);
-
- delay_ms(800);
- // OLED_WR_Byte(0xAE,OLED_CMD);//--display off
- // OLED_WR_Byte(0x00,OLED_CMD);//---set low column address
- // OLED_WR_Byte(0x10,OLED_CMD);//---set high column address
- // OLED_WR_Byte(0x40,OLED_CMD);//--set start line address
- // OLED_WR_Byte(0xB0,OLED_CMD);//--set page address
- // OLED_WR_Byte(0x81,OLED_CMD); // contract control
- // OLED_WR_Byte(0xFF,OLED_CMD);//--128
- // OLED_WR_Byte(0xA1,OLED_CMD);//set segment remap
- // OLED_WR_Byte(0xA6,OLED_CMD);//--normal / reverse
- // OLED_WR_Byte(0xA8,OLED_CMD);//--set multiplex ratio(1 to 64)
- // OLED_WR_Byte(0x3F,OLED_CMD);//--1/32 duty
- // OLED_WR_Byte(0xC8,OLED_CMD);//Com scan direction
- // OLED_WR_Byte(0xD3,OLED_CMD);//-set display offset
- // OLED_WR_Byte(0x00,OLED_CMD);//
- //
- // OLED_WR_Byte(0xD5,OLED_CMD);//set osc division
- // OLED_WR_Byte(0x80,OLED_CMD);//
- //
- // OLED_WR_Byte(0xD8,OLED_CMD);//set area color mode off
- // OLED_WR_Byte(0x05,OLED_CMD);//
- //
- // OLED_WR_Byte(0xD9,OLED_CMD);//Set Pre-Charge Period
- // OLED_WR_Byte(0xF1,OLED_CMD);//
- //
- // OLED_WR_Byte(0xDA,OLED_CMD);//set com pin configuartion
- // OLED_WR_Byte(0x12,OLED_CMD);//
- //
- // OLED_WR_Byte(0xDB,OLED_CMD);//set Vcomh
- // OLED_WR_Byte(0x30,OLED_CMD);//
- //
- // OLED_WR_Byte(0x8D,OLED_CMD);//set charge pump enable
- // OLED_WR_Byte(0x14,OLED_CMD);//
- //
- // OLED_WR_Byte(0xAF,OLED_CMD);//--turn on oled panel
- // OLED_WR_Byte(0xAE,OLED_CMD);//--display off 对应这种显示汉字的方式用以下初始化代码 OLED_ShowCHinese(4,0,0);
- // OLED_WR_Byte(0x00,OLED_CMD);//---set low column address
- // OLED_WR_Byte(0x10,OLED_CMD);//---set high column address
- // OLED_WR_Byte(0x40,OLED_CMD);//--set start line address
- // OLED_WR_Byte(0xB0,OLED_CMD);//--set page address
- // OLED_WR_Byte(0x81,OLED_CMD); // contract control
- // OLED_WR_Byte(0xFF,OLED_CMD);//--128
- // OLED_WR_Byte(0xA1,OLED_CMD);//set segment remap
- // OLED_WR_Byte(0xA6,OLED_CMD);//--normal / reverse
- // OLED_WR_Byte(0xA8,OLED_CMD);//--set multiplex ratio(1 to 64)
- // OLED_WR_Byte(0x3F,OLED_CMD);//--1/32 duty
- // OLED_WR_Byte(0xC8,OLED_CMD);//Com scan direction
- // OLED_WR_Byte(0xD3,OLED_CMD);//-set display offset
- // OLED_WR_Byte(0x00,OLED_CMD);//
- //
- // OLED_WR_Byte(0xD5,OLED_CMD);//set osc division
- // OLED_WR_Byte(0x80,OLED_CMD);//
- //
- // OLED_WR_Byte(0xD8,OLED_CMD);//set area color mode off
- // OLED_WR_Byte(0x05,OLED_CMD);//
- //
- // OLED_WR_Byte(0xD9,OLED_CMD);//Set Pre-Charge Period
- // OLED_WR_Byte(0xF1,OLED_CMD);//
- //
- // OLED_WR_Byte(0xDA,OLED_CMD);//set com pin configuartion
- // OLED_WR_Byte(0x12,OLED_CMD);//
- //
- // OLED_WR_Byte(0xDB,OLED_CMD);//set Vcomh
- // OLED_WR_Byte(0x30,OLED_CMD);//
- //
- // OLED_WR_Byte(0x8D,OLED_CMD);//set charge pump enable
- // OLED_WR_Byte(0x14,OLED_CMD);//
- //
- // OLED_WR_Byte(0xAF,OLED_CMD);//--turn on oled panel
-
- OLED_WR_Byte(0xAE,OLED_CMD); //关闭显示
- OLED_WR_Byte(0xD5,OLED_CMD); //设置时钟分频因子,震荡频率
- OLED_WR_Byte(80,OLED_CMD); //[3:0],分频因子;[7:4],震荡频率
- OLED_WR_Byte(0xA8,OLED_CMD); //设置驱动路数
- OLED_WR_Byte(0X3F,OLED_CMD); //默认0X3F(1/64)
- OLED_WR_Byte(0xD3,OLED_CMD); //设置显示偏移
- OLED_WR_Byte(0X00,OLED_CMD); //默认为0
- OLED_WR_Byte(0x40,OLED_CMD); //设置显示开始行 [5:0],行数.
-
- OLED_WR_Byte(0x8D,OLED_CMD); //电荷泵设置
- OLED_WR_Byte(0x14,OLED_CMD); //bit2,开启/关闭
- OLED_WR_Byte(0x20,OLED_CMD); //设置内存地址模式
- OLED_WR_Byte(0x02,OLED_CMD); //[1:0],00,列地址模式;01,行地址模式;10,页地址模式;默认10;
- OLED_WR_Byte(0xA1,OLED_CMD); //段重定义设置,bit0:0,0->0;1,0->127;
- OLED_WR_Byte(0xC0,OLED_CMD); //设置COM扫描方向;bit3:0,普通模式;1,重定义模式 COM[N-1]->COM0;N:驱动路数
- OLED_WR_Byte(0xDA,OLED_CMD); //设置COM硬件引脚配置
- OLED_WR_Byte(0x12,OLED_CMD); //[5:4]配置
-
- OLED_WR_Byte(0x81,OLED_CMD); //对比度设置
- OLED_WR_Byte(0xEF,OLED_CMD); //1~255;默认0X7F (亮度设置,越大越亮)
- OLED_WR_Byte(0xD9,OLED_CMD); //设置预充电周期
- OLED_WR_Byte(0xf1,OLED_CMD); //[3:0],PHASE 1;[7:4],PHASE 2;
- OLED_WR_Byte(0xDB,OLED_CMD); //设置VCOMH 电压倍率
- OLED_WR_Byte(0x30,OLED_CMD); //[6:4] 000,0.65*vcc;001,0.77*vcc;011,0.83*vcc;
- OLED_WR_Byte(0xA4,OLED_CMD); //全局显示开启;bit0:1,开启;0,关闭;(白屏/黑屏)
- OLED_WR_Byte(0xA6,OLED_CMD); //设置显示方式;bit0:1,反相显示;0,正常显示
- OLED_WR_Byte(0xAF,OLED_CMD); //开启显示
- }
- /**
- * OLED的显存
- * 存放格式如下.
- * [0]0 1 2 3 ... 127
- * [1]0 1 2 3 ... 127
- * [2]0 1 2 3 ... 127
- * [3]0 1 2 3 ... 127
- * [4]0 1 2 3 ... 127
- * [5]0 1 2 3 ... 127
- * [6]0 1 2 3 ... 127
- * [7]0 1 2 3 ... 127
- **/
- u8 OLED_GRAM[128][8];
- void OLED_Refresh_Gram(void)//更新显存到OLED
- {
- u8 i, n;
- for(i = 0; i < 8; i++)
- {
- OLED_WR_Byte(0xb0 + i,OLED_CMD); //设置页地址(0~7)
- OLED_WR_Byte(0x00,OLED_CMD); //设置显示位置—列低地址
- OLED_WR_Byte(0x10,OLED_CMD); //设置显示位置—列高地址
- for(n = 0; n < 128; n++)
- {
- OLED_WR_Byte(OLED_GRAM[n][i],OLED_DATA);
- }
- }
- }
- /**
- * @name void OLED_Clear(void)
- * @brief 清屏函数,清完屏,整个屏幕是黑色的!和没点亮一样!!!
- * @param none
- * @retval none
- */
- void MyOLED_Clear(void)
- {
- u8 i, n;
- for(i = 0; i < 8; i++)
- {
- for(n = 0; n < 128; n++)
- {
- OLED_GRAM[n][i] = 0X00;
- }
- }
- OLED_Refresh_Gram();//更新显示
- }
- /**
- * @name void OLED_DrawPoint(u8 x,u8 y,u8 t)
- * @brief 画点
- * @param x: 0~127 y: 0~63 t:1 填充 0 清空
- * @retval none
- */
- void OLED_DrawPoint(u8 x, u8 y, u8 t)
- {
- u8 pos, bx, temp = 0;
- if(x > 127 || y > 63)
- {
- return;//超出范围了.
- }
- pos = 7 - y/8;
- bx = y % 8;
- temp = 1 << (7 - bx);
- t ? (OLED_GRAM[x][pos] |= temp) : (OLED_GRAM[x][pos] &= ~temp);
- }
- /**
- * @name void OLED_DrawLine(u8 x, u8 y, u8 t)
- * @brief 画水平线
- * @param x0: 0~127 y: 0~63 x1: 0~127 t:1 填充 0 清空
- * @retval none
- */
- void OLED_DrawLine(u8 x0, u8 y, u8 x1, u8 t)
- {
- u8 x_0, x_1, i;
- if (x0 > x1) //判断x0与x1的大小
- {
- x_0 = x1;
- x_1 = x0;
- }
- else
- {
- x_0 = x0;
- x_1 = x1;
- }
-
- for (i = x_0 ; i <= x_1; i++) //依次画点
- {
- OLED_DrawPoint(i, y, t);
- }
- OLED_Refresh_Gram();//更新显示
- }
- /**
- * @name void OLED_DrawRow(u8 x0, u8 y, u8 x1, u8 t)
- * @brief 画竖直线
- * @param x: 0~127 y0: 0~63 y1: 0~63 t:1 填充 0 清空
- * @retval none
- */
- void OLED_DrawRow(u8 x, u8 y0, u8 y1, u8 t)
- {
- u8 y_0, y_1, i;
- if (y0 > y1) //判断y0与y1的大小
- {
- y_0 = y1;
- y_1 = y0;
- }
- else
- {
- y_0 = y0;
- y_1 = y1;
- }
-
- for (i = y_0 ; i <= y_1; i++) //依次画点
- {
- OLED_DrawPoint(x, i, t);
- }
- OLED_Refresh_Gram();//更新显示
- }
- /**
- * @name void OLED_DrawRow(u8 x0, u8 y, u8 x1, u8 t)
- * @brief 画矩形
- * @param x0: 0~127 y0: 0~63 x1: 0~127 y1: 0~63 t:1 填充 0 清空
- * @retval none
- */
- void OLED_DrawRectangle(u8 x0, u8 y0, u8 x1, u8 y1, u8 t)
- {
- u8 y_0, y_1, x_0, x_1, i;
- if (y0 > y1) //判断y0与y1的大小
- {
- y_0 = y1;
- y_1 = y0;
- }
- else
- {
- y_0 = y0;
- y_1 = y1;
- }
-
- if (x0 > x1) //判断x0与x1的大小
- {
- x_0 = x1;
- x_1 = x0;
- }
- else
- {
- x_0 = x0;
- x_1 = x1;
- }
-
- for (i = x_0 ; i <= x_1; i++) //依次画点
- {
- OLED_DrawPoint(i, y0, t);
- OLED_DrawPoint(i, y1, t);
- }
-
- for (i = y_0 ; i <= y_1; i++) //依次画点
- {
- OLED_DrawPoint(x0, i, t);
- OLED_DrawPoint(x1, i, t);
- }
- OLED_Refresh_Gram();//更新显示
- }
- /**
- * @name void OLED_Fill(u8 x0, u8 y0, u8 x1, u8 y1, u8 dot)
- * @brief 填充区域
- * @param x0,y0,x1,y1 填充区域的对角坐标
- * 确保x0<=x1;y0<=y1 0<=x0<=127 0<=y0<=63
- * dot:0,清空;1,填充
- * @retval none
- */
- void OLED_Fill2(u8 x0, u8 y0, u8 x1, u8 y1, u8 dot)
- {
- u8 x, y;
- for (x = x0; x < x1; x++)
- {
- for (y = y0; y < y1; y++)
- {
- OLED_DrawPoint(x, y, dot);
- }
- }
- // OLED_Refresh_Gram();
- }
- /**
- * @name u32 OLED_Pow(u8 m, u8 n)
- * @brief 求m^n
- * @param m:指数底 n:指数幂
- * @retval none
- */
- u32 OLED_Pow(u8 m, u8 n)
- {
- u32 result = 1;
- while (n--)
- {
- result *= m;
- }
- return result;
- }
- /**************************************************************************************************************
- 功能:在oled上显示二维码
- 参数:str->二维码内容; offset->二维码在X轴上的位置,范围为0-127; colour=1->二维码正显 colour=0->二维码反显
- **************************************************************************************************************/
- void OLED_QRcode_Display(char *str,uint8_t offset,uint8_t colour)//二维码的内容和第一个点再X轴的位置
- {
- uint32_t i,j,point;
- uint8_t exp = 1;//放大倍数
- uint8_t pos_X,pos_Y;
- if(colour)
- point = 1;
- else
- point = 0;
-
- EncodeData(str);
- exp = 64 / m_nSymbleSize; //根据屏幕尺寸自动计算最佳放大倍数
- pos_Y = (64 - exp*m_nSymbleSize)/2; //这是二维码左下角第一个点的纵坐标
- // exp = 128 / m_nSymbleSize; //根据屏幕尺寸自动计算最佳放大倍数
- // pos_Y = (128 - exp*m_nSymbleSize)/2; //这是二维码左下角第一个点的纵坐标
- pos_X = pos_Y + offset; //这是二维码左下角第一个点的横坐标
-
- if(point==0)
- OLED_Fill2(pos_X-2,pos_Y-2,pos_X + exp*m_nSymbleSize+2,pos_Y + exp*m_nSymbleSize+2,1);//给反显的二维码填充底色
- //exp*m_nSymbleSize为放大后二维码的边长(二维码是正方形)
- for(i=0;i<m_nSymbleSize;i++)
- {
- for(j=0;j<m_nSymbleSize;j++)
- {
- if(m_byModuleData[i][j] == 1)
- {
- OLED_Fill2(pos_X,pos_Y,pos_X+exp,pos_Y+exp,point);//画矩形并填充
- }
- if(m_byModuleData[i][j] == 0)
- {
- OLED_Fill2(pos_X,pos_Y,pos_X+exp,pos_Y+exp,1-point);//清空矩形区域
- }
- pos_Y += exp;
- }
- pos_X += exp;
- pos_Y -= m_nSymbleSize*exp;
- }
- OLED_Refresh_Gram();
- }
- void oled_printf(char x,char y,char *p,...)
- {
- char LcdBuff[16]={0};
- va_list ap;
- va_start(ap,p);
- vsprintf(LcdBuff,p,ap);
- va_end(ap);
- OLED_ShowString(x,y,(u8*)LcdBuff,16);
- //WriteLcd128_String(x,y,LcdBuff);
- }
- //画点
- //x:0~127
- //y:0~63
- //t:1 填充 0,清空
- void OLED_DrawPoint1(u8 x,u8 y,u8 t)
- {
- u8 pos,bx,temp=0;
- if(x>127||y>63)return;//超出范围了.
- pos=7-y/8;
- bx=y%8;
- temp=1<<(7-bx);
- if(t)OLED_GRAM[x][pos]|=temp;
- else OLED_GRAM[x][pos]&=~temp;
- }
- //u8 OLED_GRAM[128][8];
- //在指定位置显示一个字符,包括部分字符
- //x:0~127
- //y:0~63
- //mode:0,反白显示;1,正常显示
- //size:选择字体 12/16/24
- void OLED_ShowChar1(u8 x,u8 y,u8 chr,u8 size,u8 mode)
- {
- u8 temp,t,t1;
- u8 y0=y;
- u8 csize=(size/8+((size%8)?1:0))*(size/2); //得到字体一个字符对应点阵集所占的字节数
- chr=chr-' ';//得到偏移后的值
- for(t=0;t<csize;t++)
- {
- if(size==12)temp=asc2_1206_oled[chr][t]; //调用1206字体
- else if(size==16)temp=asc2_1608_oled[chr][t]; //调用1608字体
- else if(size==24)temp=asc2_2412_oled[chr][t]; //调用2412字体
- else return; //没有的字库
- for(t1=0;t1<8;t1++)
- {
- if(temp&0x80)OLED_DrawPoint1(x,y,mode);
- else OLED_DrawPoint1(x,y,!mode);
- temp<<=1;
- y++;
- if((y-y0)==size)
- {
- y=y0;
- x++;
- break;
- }
- }
- }
- // OLED_Refresh_Gram();
- }
- //显示字符串
- //x,y:起点坐标
- //size:字体大小
- //*p:字符串起始地址
- void OLED_ShowString1(u8 x,u8 y,const char *p,char size)
- {
- while((*p<='~')&&(*p>=' '))//判断是不是非法字符!
- {
- if(x>(128-(size/2))){x=0;y+=size;}
- if(y>(64-size)){y=x=0;OLED_Clear();}
- OLED_ShowChar1(x,y,*p,size,1);
- x+=size/2;
- p++;
- }
-
- }
- //更新显存到LCD
- void OLED_Refresh_Gram1(void)
- {
- u8 i,n;
- for(i=0;i<8;i++)
- {
- OLED_WR_Byte (0xb0+i,OLED_CMD); //设置页地址(0~7)
- OLED_WR_Byte (0x00,OLED_CMD); //设置显示位置—列低地址
- OLED_WR_Byte (0x10,OLED_CMD); //设置显示位置—列高地址
- for(n=0;n<128;n++)OLED_WR_Byte(OLED_GRAM[n][i],OLED_DATA);
- }
- }
- //x1,y1,x2,y2 填充区域的对角坐标
- //确保x1<=x2;y1<=y2 0<=x1<=127 0<=y1<=63
- //dot:0,清空;1,填充
- void OLED_Fill(u8 x1,u8 y1,u8 x2,u8 y2,u8 dot)
- {
- u8 x,y;
- for(x=x1;x<=x2;x++)
- {
- for(y=y1;y<=y2;y++)OLED_DrawPoint(x,y,dot);
- }
- OLED_Refresh_Gram();//更新显示
- }
- //void oled_printf(char x,char y,char *p,...)
- //{
- // char LcdBuff[20];
- // va_list ap;
- // va_start(ap,p);
- // vsprintf(LcdBuff,p,ap);
- // va_end(ap);
- // OLED_ShowString(x,y,LcdBuff,16);
- // //WriteLcd128_String(x,y,LcdBuff);
- //}
- //显示汉字
- /*
- x 取0 2 4 6 分为4行 y 每一个数字字母占9
- 汉字占18 Size字体的大小 可取12或者16
- no为Hzk[]数组中的哪一个元素
- */
- void OLED_ShowCHinese1(u8 x,u8 y,u8 no)
- {
- u8 t,adder=0;
- OLED_Set_Pos(x,y);
- for(t=0;t<16;t++)
- {
- // OLED_WR_Byte(Hzk[2*no][t],OLED_DATA);
- adder+=1;
- }
- OLED_Set_Pos(x,y+1);
- for(t=0;t<16;t++)
- {
- // OLED_WR_Byte(Hzk[2*no+1][t],OLED_DATA);
- adder+=1;
- }
- }
- //code 字符指针开始
- //从字库中查找出字模
- //code 字符串的开始地址,GBK码
- //mat 数据存放地址 (size/8+((size%8)?1:0))*(size) bytes大小
- //size:字体大小
- void OLED_Get_HzMat(unsigned char *code,unsigned char *mat,u8 size)
- {
- unsigned char qh,ql;
- unsigned char i;
- unsigned long foffset;
- u8 csize=(size/8+((size%8)?1:0))*(size);//得到字体一个字符对应点阵集所占的字节数
- qh=*code;
- ql=*(++code);
- if(qh<0x81||ql<0x40||ql==0xff||qh==0xff)//非 常用汉字
- {
- for(i=0;i<csize;i++)*mat++=0x00;//填充满格
- return; //结束访问
- }
- if(ql<0x7f)ql-=0x40;//注意!
- else ql-=0x41;
- qh-=0x81;
- foffset=((unsigned long)190*qh+ql)*csize; //得到字库中的字节偏移量
- switch(size)
- {
- case 12:
- // W25QXX_Read(mat,foffset+ftinfo.f12addr,csize);
- W25QXX_Read(mat,foffset+0,csize);//0-574560 实际大小574560字节 574560
- break;
- case 16:
- W25QXX_Read(mat,574560+foffset,csize);// foffset计算出来的偏移地址 574560->1340640 实际大小766080字节
- break;
- case 24:
- // W25QXX_Read(mat,foffset+ftinfo.f24addr,csize);
- break;
- }
- }
- /*显示单个汉字 */
- void Show_Font_Fury(u16 x,u16 y,u8 *font,u8 size,u8 mode)
- {
- u8 temp,t,t1;
- u16 y0=y;
- u8 dzk[72];
- u8 csize=(size/8+((size%8)?1:0))*(size);//得到字体一个字符对应点阵集所占的字节数
- if(size!=12&&size!=16&&size!=24)return; //不支持的size
- OLED_Get_HzMat(font,dzk,size); //得到相应大小的点阵数据
- for(t=0;t<csize;t++)
- {
- temp=dzk[t]; //得到点阵数据
- for(t1=0;t1<8;t1++)
- {
- if(temp&0x80)OLED_DrawPoint(x,y,1);
- else if(mode==0)OLED_DrawPoint(x,y,0);
- temp<<=1;
- y++;
- if((y-y0)==size)
- {
- y=y0;
- x++;
- break;
- }
- }
- }
- }
- /*显示汉字字符串 */
- void Show_Str_Fury(u16 x,u16 y,u16 width,u16 height,u8*str,u8 size)
- {
- u16 x0=x;
- u16 y0=y;
- u8 bHz=0; //字符或者中文
- while(*str!=0)//数据未结束
- {
- if(!bHz)
- {
- if(*str>0x80)bHz=1;//中文
- else //字符
- {
- if(x>(x0+width-size/2))//换行
- {
- y+=size;
- x=x0;
- }
- if(y>(y0+height-size))break;//越界返回
- if(*str==13)//换行符号
- {
- y+=size;
- x=x0;
- str++;
- }
- else OLED_ShowChar1(x,y,*str,size,1);//有效部分写入
- str++;
- x+=size/2; //字符,为全字的一半
- }
- }else//中文
- {
- bHz=0;//有汉字库
- if(x>(x0+width-size))//换行
- {
- y+=size;
- x=x0;
- }
- if(y>(y0+height-size))break;//越界返回
- Show_Font_Fury(x,y,str,size,0); //显示这个汉字
- str+=2;
- x+=size;//下一个汉字偏移
- }
- }
-
- }
-
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