IIC OLED驱动

时间：11-11 来源：互联网点击：

LED_WrCmd(ucData);// Default =>);// Default => 0x02
// 0x00 => Horizontal Addressing Mode
// 0x01 => Vertical Addressing Mode
// 0x02 => Page Addressing Mode
}
VOIDSetColumnAddress(UCHAR8 a,UCHAR8 b)
{
LED_WrCmd(0x21);// Set Column Address
LED_WrCmd(a);// Default => 0x00 (Column Start Address)
LED_WrCmd(b);// Default => 0x7F (Column End Address)
}
VOIDSetPageAddress(UCHAR8 a,UCHAR8 b)
{
LED_WrCmd(0x22);// Set Page Address
LED_WrCmd(a);// Default => 0x00 (Page Start Address)
LED_WrCmd(b);// Default => 0x07 (Page End Address)
}
VOIDSetStartLine(UCHAR8 ucData)
{
LED_WrCmd(0x40|ucData);// Set Display Start Line
// Default => 0x40 (0x00)
}
VOIDSetContrastControl(UCHAR8 ucData)
{
LED_WrCmd(0x81);// Set Contrast Control
LED_WrCmd(ucData);// Default => 0x7F
}
VOIDSetChargePump(UCHAR8 ucData)
{
LED_WrCmd(0x8D);// Set Charge Pump
LED_WrCmd(0x10|ucData);// Default => 0x10
// 0x10 (0x00) => Disable Charge Pump
// 0x14 (0x04) => Enable Charge Pump
}
VOIDSetSegmentRemap(UCHAR8 ucData)
{
LED_WrCmd(0xA0|ucData);// Set Segment Re-Map
// Default => 0xA0
// 0xA0 (0x00) => Column Address 0 Mapped to SEG0
// 0xA1 (0x01) => Column Address 0 Mapped to SEG127
}
VOIDSetEntireDisplay(UCHAR8 ucData)
{
LED_WrCmd(0xA4|ucData);// Set Entire Display On / Off
// Default => 0xA4
// 0xA4 (0x00) => Normal Display
// 0xA5 (0x01) => Entire Display On
}
VOIDSetInverseDisplay(UCHAR8 ucData)
{
LED_WrCmd(0xA6|ucData);// Set Inverse Display On/Off
// Default => 0xA6
// 0xA6 (0x00) => Normal Display
// 0xA7 (0x01) => Inverse Display On
}
VOIDSetMultiplexRatio(UCHAR8 ucData)
{
LED_WrCmd(0xA8);// Set Multiplex Ratio
LED_WrCmd(ucData);// Default => 0x3F (1/64 Duty)
}
VOIDSetDisplayOnOff(UCHAR8 ucData)
{
LED_WrCmd(0xAE|ucData);// Set Display On/Off
// Default => 0xAE
// 0xAE (0x00) => Display Off
// 0xAF (0x01) => Display On
}
VOIDSetStartPage(UCHAR8 ucData)
{
LED_WrCmd(0xB0|ucData);// Set Page Start Address for Page Addressing Mode
// Default => 0xB0 (0x00)
}
VOIDSetCommonRemap(UCHAR8 ucData)
{
LED_WrCmd(0xC0|ucData);// Set COM Output Scan Direction
// Default => 0xC0
// 0xC0 (0x00) => Scan from COM0 to 63
// 0xC8 (0x08) => Scan from COM63 to 0
}
VOIDSetDisplayOffset(UCHAR8 ucData)
{
LED_WrCmd(0xD3);// Set Display Offset
LED_WrCmd(ucData);// Default => 0x00
}
VOIDSetDisplayClock(UCHAR8 ucData)
{
LED_WrCmd(0xD5);// Set Display Clock Divide Ratio / Oscillator Frequency
LED_WrCmd(ucData);// Default => 0x80
// D[3:0] => Display Clock Divider
// D[7:4] => Oscillator Frequency
}
VOIDSetPrechargePeriod(UCHAR8 ucData)
{
LED_WrCmd(0xD9);// Set Pre-Charge Period
LED_WrCmd(ucData);// Default => 0x22 (2 Display Clocks [Phase 2] / 2 Display Clocks [Phase 1])
// D[3:0] => Phase 1 Period in 1~15 Display Clocks
// D[7:4] => Phase 2 Period in 1~15 Display Clocks
}
VOIDSetCommonConfig(UCHAR8 ucData)
{
LED_WrCmd(0xDA);// Set COM Pins Hardware Configuration
LED_WrCmd(0x02|ucData);// Default => 0x12 (0x10)
// Alternative COM Pin Configuration
// Disable COM Left/Right Re-Map
}
VOIDSetVCOMH(UCHAR8 ucData)
{
LED_WrCmd(0xDB);// Set VCOMH Deselect Level
LED_WrCmd(ucData);// Default => 0x20 (0.77*VCC)
}
VOIDSetNop(VOID)
{
LED_WrCmd(0xE3);// Command for No Operation
}
/*****************************************************************************
函数名 : LED_Init
功能描述 : OLED初始化
输入参数 : VOID
输出参数 : NONE
返回值 : NONE
*****************************************************************************/
VOIDLED_Init(VOID)
{
UCHAR8 i;
LED_SCL=1;
LED_RST=0;
for(i=0;i<100;i++)
{
_nop_();//从上电到下面开始初始化要有足够的时间，即等待RC复位完毕
}
LED_RST=1;
SetDisplayOnOff(0x00);// Display Off (0x00/0x01)
SetDisplayClock(0x80);// Set Clock as 100 Frames/Sec
SetMultiplexRatio(0x3F);// 1/64 Duty (0x0F~0x3F)
SetDisplayOffset(0x00);// Shift Mapping RAM Counter (0x00~0x3F)
SetSt

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