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| #include "oled.h"
#include "oledfont.h"
void delay_ms(unsigned int ms) { unsigned int a; while(ms) { a=1800; while(a--); ms--; } return; }
void IIC_Start() {
OLED_SCLK_Set() ; OLED_SDIN_Set(); OLED_SDIN_Clr(); OLED_SCLK_Clr(); }
void IIC_Stop() { OLED_SCLK_Set() ;
OLED_SDIN_Clr(); OLED_SDIN_Set(); }
void IIC_Wait_Ack() {
OLED_SCLK_Set() ; OLED_SCLK_Clr(); }
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; 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(unsigned char IIC_Command) { IIC_Start(); Write_IIC_Byte(0x78); IIC_Wait_Ack(); Write_IIC_Byte(0x00); IIC_Wait_Ack(); Write_IIC_Byte(IIC_Command); IIC_Wait_Ack(); IIC_Stop(); }
void Write_IIC_Data(unsigned char IIC_Data) { IIC_Start(); Write_IIC_Byte(0x78); IIC_Wait_Ack(); Write_IIC_Byte(0x40); 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(unsigned char fill_Data) { unsigned char m,n; for(m=0;m<8;m++) { OLED_WR_Byte(0xb0+m,0); OLED_WR_Byte(0x02,0); OLED_WR_Byte(0x10,0); 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++); } }
void OLED_Set_Pos(unsigned char x, unsigned char y) { OLED_WR_Byte(0xb0+y,OLED_CMD); OLED_WR_Byte((((x+2)&0xf0)>>4)|0x10,OLED_CMD); OLED_WR_Byte(((x+2)&0x0f),OLED_CMD); }
void OLED_Display_On(void) { OLED_WR_Byte(0X8D,OLED_CMD); OLED_WR_Byte(0X14,OLED_CMD); OLED_WR_Byte(0XAF,OLED_CMD); }
void OLED_Display_Off(void) { OLED_WR_Byte(0X8D,OLED_CMD); OLED_WR_Byte(0X10,OLED_CMD); OLED_WR_Byte(0XAE,OLED_CMD); }
void OLED_Clear(void) { u8 i,n; for(i=0;i<8;i++) { OLED_WR_Byte (0xb0+i,OLED_CMD); OLED_WR_Byte (0x02,OLED_CMD); OLED_WR_Byte (0x10,OLED_CMD); for(n=0;n<128;n++)OLED_WR_Byte(0,OLED_DATA); } } void OLED_On(void) { u8 i,n; for(i=0;i<8;i++) { OLED_WR_Byte (0xb0+i,OLED_CMD); OLED_WR_Byte (0x02,OLED_CMD); OLED_WR_Byte (0x10,OLED_CMD); for(n=0;n<128;n++)OLED_WR_Byte(1,OLED_DATA); } }
void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 Char_Size) { unsigned char c=0,i=0; c=chr-' '; 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); } }
u16 oled_pow(u8 m,u8 n) { u16 result=1; while(n--)result*=m; return result; }
void OLED_ShowNum(u8 x,u8 y,u16 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); } }
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++; } }
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; } }
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); } } }
void OLED_Init(void) { OLED_WR_Byte(0xAE,OLED_CMD); OLED_WR_Byte(0x02,OLED_CMD); OLED_WR_Byte(0x10,OLED_CMD); OLED_WR_Byte(0x40,OLED_CMD); OLED_WR_Byte(0xB0,OLED_CMD); OLED_WR_Byte(0x81,OLED_CMD); OLED_WR_Byte(0xFF,OLED_CMD); OLED_WR_Byte(0xA1,OLED_CMD); OLED_WR_Byte(0xA6,OLED_CMD); OLED_WR_Byte(0xA8,OLED_CMD); OLED_WR_Byte(0x3F,OLED_CMD); OLED_WR_Byte(0xC8,OLED_CMD); OLED_WR_Byte(0xD3,OLED_CMD); OLED_WR_Byte(0x00,OLED_CMD); OLED_WR_Byte(0xD5,OLED_CMD); OLED_WR_Byte(0x80,OLED_CMD); OLED_WR_Byte(0xD8,OLED_CMD); OLED_WR_Byte(0x05,OLED_CMD); OLED_WR_Byte(0xD9,OLED_CMD); OLED_WR_Byte(0xF1,OLED_CMD); OLED_WR_Byte(0xDA,OLED_CMD); OLED_WR_Byte(0x12,OLED_CMD); OLED_WR_Byte(0xDB,OLED_CMD); OLED_WR_Byte(0x30,OLED_CMD); OLED_WR_Byte(0x8D,OLED_CMD); OLED_WR_Byte(0x14,OLED_CMD); OLED_WR_Byte(0xAF,OLED_CMD); }
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