[GoKit问答]

STM32驱动OLED，搞不定，求救（主控为STM32F411RE）

2015-11-22 00:06:55 5856 OLED

0 主函数： #include "STM32f4xx.h" #include "delay.h" #include "sys.h" #include "oled.h" #include "bmp.h" int main(void) { u8 t; delay_init(200); NVIC_Configuration(); OLED_Init(); OLED_Clear(); t=' '; OLED_ShowCHinese(0,0,0);//ÖÐ OLED_ShowCHinese(18,0,1);//¾° OLED_ShowCHinese(36,0,2);//Ô° OLED_ShowCHinese(54,0,3);//µç OLED_ShowCHinese(72,0,4);//×Ó OLED_ShowCHinese(90,0,5);//¿Æ OLED_ShowCHinese(108,0,6);//¼¼ while(1) { OLED_Clear(); OLED_ShowCHinese(0,0,0); OLED_ShowCHinese(18,0,1); OLED_ShowCHinese(36,0,2); OLED_ShowCHinese(54,0,3); OLED_ShowCHinese(72,0,4); OLED_ShowCHinese(90,0,5); OLED_ShowCHinese(108,0,6); OLED_ShowString(6,3,"0.96' OLED TEST",16); OLED_ShowString(0,6,"ASCII:",16); OLED_ShowString(63,6,"CODE:",16); OLED_ShowChar(48,6,t,16);//ÏÔÊ¾ASCII×Ö·û t++; if(t>'~')t=' '; OLED_ShowNum(103,6,t,3,16);//ÏÔÊ¾ASCII×Ö·ûµÄÂëÖµ delay_ms(8000); delay_ms(8000); delay_ms(8000); delay_ms(8000); delay_ms(8000); OLED_DrawBMP(0,0,128,8,BMP1) delay_ms(8000); delay_ms(8000); delay_ms(8000); delay_ms(8000); OLED_DrawBMP(0,0,128,8,BMP1); delay_ms(8000); delay_ms(8000); delay_ms(8000); delay_ms(8000); } } OLED驱动函数： #include "oled.h" #include "stdlib.h" #include "oledfont.h" #include "delay.h" void GPIO_INIT(void)//¶Ë¿Ú³õÊ¼»¯ { GPIO_InitTypeDef GPIO_InitStructure; RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB,ENABLE); GPIO_InitStructure.GPIO_Pin=GPIO_Pin_8\|GPIO_Pin_9; GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz; GPIO_InitStructure.GPIO_OType=GPIO_OType_PP; GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_UP; GPIO_Init(GPIOB,&GPIO_InitStructure); } void IIC_Start() { OLED_SCLK_Set(); OLED_SDIN_Set(); OLED_SDIN_Clr(); OLED_SCLK_Clr(); } void IIC_Stop() { OLED_SCLK_Set() ; OLED_SCLK_Clr(); OLED_SDIN_Clr(); OLED_SDIN_Set(); } void IIC_Wait_Ack() { OLED_SCLK_Set() ; OLED_SCLK_Clr(); } void Write_IIC_Byte(u8 IIC_Byte) { u8 i; u8 m,da; da=IIC_Byte; OLED_SCLK_Clr(); for(i=0;i<8;i++) { m=da; m=m&0x80; if(m==0x80) { OLED_SDIN_Set(); } else OLED_SDIN_Clr(); da=da<<1; OLED_SCLK_Set(); OLED_SCLK_Clr(); } } void Write_IIC_Command(u8 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(); } void Write_IIC_Data(u8 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); } } void fill_picture(u8 fill_Data) { u8 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); } } } 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++); } } //×ø±êÉèÖÃ void OLED_Set_Pos(u8 x, u8 y) { OLED_WR_Byte(0xb0+y,OLED_CMD); OLED_WR_Byte(((x&0xf0)>>4)\|0x10,OLED_CMD); OLED_WR_Byte((x&0x0f),OLED_CMD); } //¿ªÆôOLEDÏÔÊ¾ void OLED_Display_On(void) { OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDCÃüÁî OLED_WR_Byte(0X14,OLED_CMD); //DCDC ON OLED_WR_Byte(0XAF,OLED_CMD); //DISPLAY ON } //¹Ø±ÕOLEDÏÔÊ¾ void OLED_Display_Off(void) { OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDCÃüÁî OLED_WR_Byte(0X10,OLED_CMD); //DCDC OFF OLED_WR_Byte(0XAE,OLED_CMD); //DISPLAY OFF } //ÇåÆÁº¯Êý,ÇåÍêÆÁ,Õû¸öÆÁÄ»ÊÇºÚÉ«µÄ!ºÍÃ»µãÁÁÒ»Ñù!!! void OLED_Clear(void) { u8 i,n; for(i=0;i<8;i++) { OLED_WR_Byte (0xb0+i,OLED_CMD); //ÉèÖÃÒ³µØÖ·£¨0~7£© OLED_WR_Byte (0x00,OLED_CMD); //ÉèÖÃÏÔÊ¾Î»ÖÃ¡ªÁÐµÍµØÖ· OLED_WR_Byte (0x10,OLED_CMD); //ÉèÖÃÏÔÊ¾Î»ÖÃ¡ªÁÐ¸ßµØÖ· for(n=0;n<128;n++)OLED_WR_Byte(0,OLED_DATA); } //¸üÐÂÏÔÊ¾ } void OLED_On(void) { u8 i,n; for(i=0;i<8;i++) { OLED_WR_Byte (0xb0+i,OLED_CMD); //ÉèÖÃÒ³µØÖ·£¨0~7£© OLED_WR_Byte (0x00,OLED_CMD); //ÉèÖÃÏÔÊ¾Î»ÖÃ¡ªÁÐµÍµØÖ· OLED_WR_Byte (0x10,OLED_CMD); //ÉèÖÃÏÔÊ¾Î»ÖÃ¡ªÁÐ¸ßµØÖ· for(n=0;n<128;n++)OLED_WR_Byte(1,OLED_DATA); } //¸üÐÂÏÔÊ¾ } //ÔÚÖ¸¶¨Î»ÖÃÏÔÊ¾Ò»¸ö×Ö·û,°üÀ¨²¿·Ö×Ö·û //x:0~127 //y:0~63 //mode:0,·´°×ÏÔÊ¾;1,Õý³£ÏÔÊ¾ //size:Ñ¡Ôñ×ÖÌå 16/12 void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 Char_Size) { unsigned char c=0,i=0; c=chr-' ';//µÃµ½Æ«ÒÆºóµÄÖµ 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[c16+i],OLED_DATA); OLED_Set_Pos(x,y+1); for(i=0;i<8;i++) OLED_WR_Byte(F8X16[c16+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^nº¯Êý u32 oled_pow(u8 m,u8 n) { u32 result=1; while(n--)result=m; return result; } //ÏÔÊ¾2¸öÊý×Ö //x,y :Æðµã×ø±ê //len :Êý×ÖµÄÎ»Êý //size:×ÖÌå´óÐ¡ //mode:Ä£Ê½ 0,Ìî³äÄ£Ê½;1,µþ¼ÓÄ£Ê½ //num:ÊýÖµ(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 { 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); } } //ÏÔÊ¾Ò»¸ö×Ö·ûºÅ´® void OLED_ShowString(u8 x,u8 y,u8 chr,u8 Char_Size) { unsigned char j=0; while (chr[j]!='') { OLED_ShowChar(x,y,chr[j],Char_Size); x+=8; if(x>120){x=0;y+=2;} j++; } } //ÏÔÊ¾ºº×Ö 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[2no][t],OLED_DATA); adder+=1; } OLED_Set_Pos(x,y+1); for(t=0;t<16;t++) { OLED_WR_Byte(Hzk[2no+1][t],OLED_DATA); adder+=1; } } /*********¹¦ÄÜÃèÊö£ºÏÔÊ¾ÏÔÊ¾BMPÍ¼Æ¬128¡Á64ÆðÊ¼µã×ø±ê(x,y),xµÄ·¶Î§0¡«127£¬yÎªÒ³µÄ·¶Î§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 { OLED_Set_Pos(x0,y); for(x=x0;x { OLED_WR_Byte(BMP[j++],OLED_DATA); } } } //³õÊ¼»¯SSD1306 void OLED_Init(void) { delay_ms(500); 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 H文件： #ifndef __OLED_H #define __OLED_H #include "sys.h" #include "stdlib.h" #define SIZE 8 #define XLevelL 0x00 #define XLevelH 0x10 #define Max_Column 128 #define Max_Row 64 #define Brightness 0xFF #define X_WIDTH 128 #define Y_WIDTH 64 //-----------------OLED IIC¶Ë¿Ú¶¨Òå---------------- #define OLED_SCLK_Clr() GPIO_ResetBits(GPIOB,GPIO_Pin_9)//SDA IIC½Ó¿ÚµÄÊ±ÖÓÐÅºÅ #define OLED_SCLK_Set() GPIO_SetBits(GPIOB,GPIO_Pin_9) #define OLED_SDIN_Clr() GPIO_ResetBits(GPIOB,GPIO_Pin_8)//SCL IIC½Ó¿ÚµÄÊý¾ÝÐÅºÅ #define OLED_SDIN_Set() GPIO_SetBits(GPIOB,GPIO_Pin_8) #define OLED_CMD 0 //Ð´ÃüÁî #define OLED_DATA 1 //Ð´Êý¾Ý //OLED¿ØÖÆÓÃº¯Êý void OLED_WR_Byte(unsigned dat,unsigned cmd); void OLED_Display_On(void); void OLED_Display_Off(void); void OLED_Init(void); void OLED_Clear(void); void OLED_DrawPoint(u8 x,u8 y,u8 t); void OLED_Fill(u8 x1,u8 y1,u8 x2,u8 y2,u8 dot); void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 Char_Size); void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size); void OLED_ShowString(u8 x,u8 y, u8 p,u8 Char_Size); void OLED_Set_Pos(unsigned char x, unsigned char y); void OLED_ShowCHinese(u8 x,u8 y,u8 no); void OLED_DrawBMP(unsigned char x0, unsigned char y0,unsigned char x1, unsigned char y1,unsigned char BMP[]); void Delay_50ms(unsigned int Del_50ms); void Delay_1ms(unsigned int Del_1ms); void fill_picture(unsigned char fill_Data); void GPIO_INIT(void);//¶Ë¿Ú³õÊ¼»¯ void IIC_Start(void); void IIC_Stop(void); void IIC_Wait_Ack(void); void Write_IIC_Command(unsigned char IIC_Command); void Write_IIC_Data(unsigned char IIC_Data); void Write_IIC_Byte(unsigned char IIC_Byte); #endif 各位大神帮帮忙！！！！！谢谢了！ 2
2015-11-22 00:06:55　　评论淘帖0 举报相关推荐 • 基于STM32F411re单片机9G舵机 26 • 基于hal库的stm32f411re的GPIO输出模式下电平的读取 5 • STM32F411RE无法启动的原因是什么 438 • STM32F411RE上的SPI不工作，时钟运行不正确如何处理？ 172 • stm32f411re的裸机编程，LED能闪烁但是光线很暗怎么处理？ 168 • STM32F411RE代码在Atollic TrueStudio中运行报错怎么解决？ 202 • STM32F411RE NUCLEO UART串口通信无法接收的原因？ 462 • stm32f411re串口通信，串口调试助手显示没有收到数据为什么？ 416 • STM32F411RE为什么会出现pData指针增长到2U的情况？ 214 • 如何在STM32F411RE板上用FatFS测试sdcard呢 240 1 个讨论

0 灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌灌各顾各

2016-4-24 17:34:19 评论举报 1^# 杨家军