//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();
}
extern int sflash_platform_send_recv ( const void* platform_peripheral, /*@in@*/ /*@out@*/ sflash_platform_message_segment_t* segments, unsigned int num_segments )
{
UNUSED_PARAMETER( platform_peripheral );
if ( kNoErr != MicoSpiTransfer( &mico_spi_flash, (mico_spi_message_segment_t*) segments, (uint16_t) num_segments ) )
{
return -1;
}
return 0;
}
//data:要写入的数据
//返回值:读到的数据
u8 VS_SPI_ReadWriteByte(u8 data)
{
mico_spi_message_segment_t segments;
u8 rx_data = 0;
segments.tx_buffer = &data;
segments.rx_buffer = &rx_data;
segments.length = (unsigned long) 1 ;
if ( kNoErr != MicoSpiTransfer( &mico_spi_VS10XX, &segments, 1))
{
return -1;
}
// printf("data=0x%x, rx_data=0x%x\t\n",data, rx_data);
return rx_data;
}