#include "i2c/bsp_I2C.h"
#include "OLED/bsp_i2c_OLED.h"
#include "OLED/codetab.h"
/* 私有類型定義 --------------------------------------------------------------*//
/**
向OLED寫入命令
*/
void WriteCmd(unsigned char I2C_Command)//寫命令
{
write_i2c(OLED_DEV_ADDR,0x00, I2C_Command);
}
void WriteDat(unsigned char I2C_Data)//寫數據
{
write_i2c(OLED_DEV_ADDR,0x40, I2C_Data);
}
void OLED_Init(void)
{
I2C_InitGPIO();
HAL_Delay(100); //這里的延時很重要
WriteCmd(0xAE); //display off
WriteCmd(0x20); //Set Memory Addressing Mode
WriteCmd(0x10); //00,Horizontal Addressing Mode;01,Vertical Addressing Mode;10,Page Addressing Mode (RESET);11,Invalid
WriteCmd(0xb0); //Set Page Start Address for Page Addressing Mode,0-7
WriteCmd(0xc8); //Set COM Output Scan Direction
WriteCmd(0x00); //---set low column address
WriteCmd(0x10); //---set high column address
WriteCmd(0x40); //--set start line address
WriteCmd(0x81); //--set contrast control register
WriteCmd(0xff); //亮度調節 0x00~0xff
WriteCmd(0xa1); //--set segment re-map 0 to 127
WriteCmd(0xa6); //--set normal display
WriteCmd(0xa8); //--set multiplex ratio(1 to 64)
WriteCmd(0x3F); //
WriteCmd(0xa4); //0xa4,Output follows RAM content;0xa5,Output ignores RAM content
WriteCmd(0xd3); //-set display offset
WriteCmd(0x00); //-not offset
WriteCmd(0xd5); //--set display clock divide ratio/oscillator frequency
WriteCmd(0xf0); //--set divide ratio
WriteCmd(0xd9); //--set pre-charge period
WriteCmd(0x22); //
WriteCmd(0xda); //--set com pins hardware configuration
WriteCmd(0x12);
WriteCmd(0xdb); //--set vcomh
WriteCmd(0x20); //0x20,0.77xVcc
WriteCmd(0x8d); //--set DC-DC enable
WriteCmd(0x14); //
WriteCmd(0xaf); //--turn on oled panel
}
void OLED_SetPos(unsigned char x, unsigned char y) //設置起始點坐標
{
WriteCmd(0xb0+y);
WriteCmd(((x&0xf0)>>4)|0x10);
WriteCmd((x&0x0f)|0x01);
}
/**
* @brief OLED_Fill，填充整個屏幕
* @param fill_Data:要填充的數據
* @retval 無
*/
/**
* @brief OLED_CLS，清屏
* @param 無
* @retval 無
*/
void OLED_CLS(void)//清屏
{
OLED_Fill(0x00);
}
/**
* @brief OLED_ON，將OLED從休眠中喚醒
* @param 無
* @retval 無
*/
void OLED_ON(void)
{
WriteCmd(0X8D); //設置電荷泵
WriteCmd(0X14); //開啟電荷泵
WriteCmd(0XAF); //OLED喚醒
}
/**
* @brief OLED_OFF，讓OLED休眠 -- 休眠模式下,OLED功耗不到10uA
* @param 無
* @retval 無
*/
void OLED_OFF(void)
{
WriteCmd(0X8D); //設置電荷泵
WriteCmd(0X10); //關閉電荷泵
WriteCmd(0XAE); //OLED休眠
}
/**
void OLED_ShowStr(unsigned char x, unsigned char y, unsigned char ch[], unsigned char TextSize)
{
unsigned char c = 0,i = 0,j = 0;
switch(TextSize)
{
case 1:
{
while(ch[j] != '\0')
{
c = ch[j] - 32;
if(x > 126)
{
x = 0;
y++;
}
OLED_SetPos(x,y);
for(i=0;i<6;i++)
WriteDat(F6x8[c][i]);
x += 6;
j++;
}
}break;
case 2:
{
while(ch[j] != '\0')
{
c = ch[j] - 32;
if(x > 120)
{
x = 0;
y++;
}
OLED_SetPos(x,y);
for(i=0;i<8;i++)
WriteDat(F8X16[c*16+i]);
OLED_SetPos(x,y+1);
for(i=0;i<8;i++)
WriteDat(F8X16[c*16+i+8]);
x += 8;
j++;
}
}break;
}
}
/**
* @brief OLED_ShowCN，顯示codetab.h中的漢字,16*16點陣
* @param x,y: 起始點坐標(x:0~127, y:0~7);
* N:漢字在codetab.h中的索引
* @retval 無
*/
void OLED_ShowCN(unsigned char x, unsigned char y, unsigned char N)
{
unsigned char wm=0;
unsigned int adder=32*N;
OLED_SetPos(x , y);
for(wm = 0;wm < 16;wm++)
{
WriteDat(F16x16[adder]);
adder += 1;
}
OLED_SetPos(x,y + 1);
for(wm = 0;wm < 16;wm++)
{
WriteDat(F16x16[adder]);
adder += 1;
}
}
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