//向SSD1106写入一个字节。
//dat:要写入的数据/命令
//cmd:数据/命令标志 0,表示命令;1,表示数据;
void OLED_WR_Byte(u8 dat,u8 cmd)
{
OSStatus err = kUnknownErr;
platform_spi_message_segment_t oled_spi_msg =
{ &dat, NULL, (unsigned long) 1 };
OLED_DC_INIT(); // incase SPI is re-init by other work
// u8 i;
if(cmd)
OLED_DC_Set();
else
OLED_DC_Clr();
//OLED_CS_Clr();
// for(i=0;i<8;i++)
// {
// OLED_SCLK_Clr();
// if(dat&0x80)
// OLED_SDIN_Set();
// else
// OLED_SDIN_Clr();
// OLED_SCLK_Set();
// dat<<=1;
// }
// *((uint8_t*)oled_spi_msg.tx_buffer) = dat;
// oled_spi_msg.length = 1;
err = MicoSpiTransfer(&micokit_spi_oled, &oled_spi_msg, 1);
UNUSED_PARAMETER(err);
// OLED_CS_Set();
OLED_DC_Set();
}
//向SSD1106写入一个字节。
//dat:要写入的数据/命令
//cmd:数据/命令标志 0,表示命令;1,表示数据;
void OLED_WR_Byte(u8 dat,u8 cmd)
{
DATAOUT(dat);
if(cmd)
OLED_DC_Set();
else
OLED_DC_Clr();
OLED_CS_Clr();
OLED_WR_Clr();
OLED_WR_Set();
OLED_CS_Set();
OLED_DC_Set();
}
/*
*@功能：0:4线串行模式，向SSD1106写入一个字节。
*@输入：dat:要写入的数据/命令
* cmd:数据/命令标志 0,表示命令;1,表示数据;
*/
void OLED_WR_Byte(uint8_t dat,uint8_t cmd)
{
uint8_t i;
if(cmd)
OLED_DC_Set();
else
OLED_DC_Clr();
OLED_CS_Clr();
for(i=0;i<8;i++) //从高位开始传送
{
OLED_SCLK_Clr();
if(dat&0x80)
OLED_SDIN_Set();
else
OLED_SDIN_Clr(); //上升沿锁数据
OLED_SCLK_Set();
dat<<=1;
}
OLED_CS_Set();
OLED_DC_Set();
}
//向SSD1106写入一个字节。
//dat:要写入的数据/命令
//cmd:数据/命令标志 0,表示命令;1,表示数据;
void OLED_WR_Byte(u8 dat,u8 cmd)
{
u8 i;
if(cmd)
OLED_DC_Set();
else
OLED_DC_Clr();
OLED_CS_Clr();
for(i=0;i<8;i++)
{
OLED_SCLK_Clr();
if(dat&0x80)
OLED_SDIN_Set();
else
OLED_SDIN_Clr();
OLED_SCLK_Set();
dat<<=1;
}
OLED_CS_Set();
OLED_DC_Set();
}
void OLED_WR_Byte(uint8_t dat,uint8_t cmd)
{
#if (FB_OLED && FB_IIC_OLED)
if(cmd)
{
IIC_Start();
Write_IIC_Byte(0x78); //D/C#=0; R/W#=0
Write_IIC_Byte(0x40); //write data
Write_IIC_Byte(dat);
IIC_Stop();
}
else {
IIC_Start();
Write_IIC_Byte(0x78); //Slave address,SA0=0
Write_IIC_Byte(0x00); //write command
Write_IIC_Byte(dat);
IIC_Stop();
}
#endif
#if (FB_OLED && FB_SPI_OLED)
//uint8_t i;
uint8_t buffer[1];
buffer[0] = dat;
if(cmd)
OLED_DC_Set();
else
OLED_DC_Clr();
OLED_CS_Clr();
spi_write(QN_SPI1, buffer, 1, oled_write_done);
delay(100);
OLED_CS_Set();
OLED_DC_Set();
#endif
}
//初始化SSD1306
void OLED_Init(void)
{
/*
GPIO_InitTypeDef GPIO_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOD|RCC_APB2Periph_GPIOG, ENABLE); //使能PC,D,G端口时钟
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7|GPIO_Pin_3|GPIO_Pin_8; //PD3,PD6推挽输出
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //推挽输出
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;//速度50MHz
GPIO_Init(GPIOD, &GPIO_InitStructure); //初始化GPIOD3,6
GPIO_SetBits(GPIOD,GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7|GPIO_Pin_3|GPIO_Pin_8); //PD3,PD6 输出高
#if OLED_MODE==1
GPIO_InitStructure.GPIO_Pin =0xFF; //PC0~7 OUT推挽输出
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_SetBits(GPIOC,0xFF); //PC0~7输出高
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13|GPIO_Pin_14|GPIO_Pin_15; //PG13,14,15 OUT推挽输出
GPIO_Init(GPIOG, &GPIO_InitStructure);
GPIO_SetBits(GPIOG,GPIO_Pin_13|GPIO_Pin_14|GPIO_Pin_15); //PG13,14,15 OUT 输出高
#else
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1; //PC0,1 OUT推挽输出
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_SetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1); //PC0,1 OUT 输出高
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_15; //PG15 OUT推挽输出 RST
GPIO_Init(GPIOG, &GPIO_InitStructure);
GPIO_SetBits(GPIOG,GPIO_Pin_15); //PG15 OUT 输出高
#endif
*/
// MicoGpioInitialize( (mico_gpio_t)OLED_SPI_SCK, OUTPUT_PUSH_PULL );
// MicoGpioInitialize( (mico_gpio_t)OLED_SPI_DIN, OUTPUT_PUSH_PULL );
// MicoGpioInitialize( (mico_gpio_t)OLED_SPI_DC, OUTPUT_PUSH_PULL );
// MicoGpioInitialize( (mico_gpio_t)OLED_SPI_CS, OUTPUT_PUSH_PULL );
//
// OLED_CS_Set();
OSStatus err = kUnknownErr;
err = MicoSpiInitialize(&micokit_spi_oled);
UNUSED_PARAMETER(err);
MicoGpioInitialize( (mico_gpio_t)OLED_SPI_DC, OUTPUT_PUSH_PULL );
OLED_DC_Clr();
OLED_RST_Clr();
OLED_RST_Set();
delay_ms(100);
OLED_RST_Clr();
delay_ms(100);
OLED_RST_Set();
OLED_WR_Byte(0xAE,OLED_CMD);//--turn off oled panel
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 Set Mapping RAM Display Start Line (0x00~0x3F)
OLED_WR_Byte(0x81,OLED_CMD);//--set contrast control register
OLED_WR_Byte(0xCF,OLED_CMD); // Set SEG Output Current Brightness
OLED_WR_Byte(0xA1,OLED_CMD);//--Set SEG/Column Mapping 0xa0左右反置 0xa1正常
OLED_WR_Byte(0xC8,OLED_CMD);//Set COM/Row Scan Direction 0xc0上下反置 0xc8正常
OLED_WR_Byte(0xA6,OLED_CMD);//--set normal display
OLED_WR_Byte(0xA8,OLED_CMD);//--set multiplex ratio(1 to 64)
OLED_WR_Byte(0x3f,OLED_CMD);//--1/64 duty
OLED_WR_Byte(0xD3,OLED_CMD);//-set display offset Shift Mapping RAM Counter (0x00~0x3F)
OLED_WR_Byte(0x00,OLED_CMD);//-not offset
OLED_WR_Byte(0xd5,OLED_CMD);//--set display clock divide ratio/oscillator frequency
OLED_WR_Byte(0x80,OLED_CMD);//--set divide ratio, Set Clock as 100 Frames/Sec
OLED_WR_Byte(0xD9,OLED_CMD);//--set pre-charge period
OLED_WR_Byte(0xF1,OLED_CMD);//Set Pre-Charge as 15 Clocks & Discharge as 1 Clock
OLED_WR_Byte(0xDA,OLED_CMD);//--set com pins hardware configuration
OLED_WR_Byte(0x12,OLED_CMD);
OLED_WR_Byte(0xDB,OLED_CMD);//--set vcomh
OLED_WR_Byte(0x40,OLED_CMD);//Set VCOM Deselect Level
OLED_WR_Byte(0x20,OLED_CMD);//-Set Page Addressing Mode (0x00/0x01/0x02)
OLED_WR_Byte(0x02,OLED_CMD);//
OLED_WR_Byte(0x8D,OLED_CMD);//--set Charge Pump enable/disable
OLED_WR_Byte(0x14,OLED_CMD);//--set(0x10) disable
OLED_WR_Byte(0xA4,OLED_CMD);// Disable Entire Display On (0xa4/0xa5)
OLED_WR_Byte(0xA6,OLED_CMD);// Disable Inverse Display On (0xa6/a7)
OLED_WR_Byte(0xAF,OLED_CMD);//--turn on oled panel
OLED_WR_Byte(0xAF,OLED_CMD); /*display ON*/
OLED_Clear();
OLED_Set_Pos(0,0);
}
