示例#1
0
文件: oled.c 项目: tymbys/Watch
//ѕтSSD1306–і»л“їЄц„÷љЏ°£
//dat:“™–і»лµƒ эЊЁ/√ьЅо
//cmd: эЊЁ/√ьЅо±к÷Њ 0,±н Њ√ьЅо;1,±н Њ эЊЁ;
void OLED_WR_Byte(u8 dat,u8 cmd)
{	
	u8 i;			  
	if(cmd)
	  OLED_RS_Set();

	else 
	  OLED_RS_Clr();


	//delay_ms(1);

	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_RS_Set();   	  
} 
//向SSD1306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(uint8_t dat,uint8_t cmd)
{	
	//uint8_t i;		
  
 spi0_tx_data[0]=dat;	
	if(cmd)
	  OLED_RS_Set();
	else 
	  OLED_RS_Clr();		  
#if 0
	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();
#endif	
	//NRF_SPI0
    if(!spi_master_tx_rx(spi_base_address, 1, (const uint8_t *)spi0_tx_data, (uint8_t*) spi0_rx_data))
//	if(!spi_master_tx_rx(NRF_SPI0, 1, (const uint8_t *)spi0_tx_data, (uint8_t*) spi0_rx_data))
    {
        return ;
    }

	OLED_RS_Set();   	  
} 
示例#3
0
文件: oled.c 项目: tymbys/Watch
//ѕтSSD1306–і»л“їЄц„÷љЏ°£
//dat:“™–і»лµƒ эЊЁ/√ьЅо
//cmd: эЊЁ/√ьЅо±к÷Њ 0,±н Њ√ьЅо;1,±н Њ эЊЁ;
void OLED_WR_Byte(u8 dat,u8 cmd)
{
	DATAOUT(dat);	    
	if(cmd)
	  OLED_RS_Set();
	else 
	  OLED_RS_Clr();		   
	OLED_CS_Clr();
	OLED_WR_Clr();	 
	OLED_WR_Set();
	OLED_CS_Set();	  
	OLED_RS_Set();	 
} 	    	    
示例#4
0
文件: SSD1306.c 项目: yanke928/Kanade
/**
  * @brief  Write a byte to OLED

	@params dat: 8-bit data being transferred

			cmd: Command or data select

	  @retval None
  */
static void OLED_WR_Byte(unsigned char  dat, unsigned char  cmd)
{
	if (cmd)
		OLED_RS_Set();
	else
		OLED_RS_Clr();
	OLED_CS_Clr();

	SPI2_ReadWriteByte(dat);

	OLED_CS_Set();
	OLED_RS_Set();
}