//初始化VS10XX的IO口
void VS_Init(void)
{
#ifdef USE_MICO_SPI2
if ( kNoErr != MicoSpiInitialize( &mico_spi_VS10XX) )
{
/*@-mustdefine@*/ /* Lint: failed - do not define platform peripheral */
return;
/*@+mustdefine@*/
}
#else
MicoGpioInitialize((mico_gpio_t)VS_SO_PIN, INPUT_PULL_UP);
MicoGpioInitialize( (mico_gpio_t)VS_SI_PIN, OUTPUT_PUSH_PULL );
MicoGpioInitialize( (mico_gpio_t)VS_SCK_PIN, OUTPUT_PUSH_PULL );
#endif
MicoGpioInitialize((mico_gpio_t)VS_DQ_PIN, INPUT_PULL_UP);
MicoGpioInitialize( (mico_gpio_t)VS_RST_PIN, OUTPUT_PUSH_PULL );
MicoGpioInitialize( (mico_gpio_t)VS_XCS_PIN, OUTPUT_PUSH_PULL );
MicoGpioInitialize( (mico_gpio_t)VS_XDCS_PIN, OUTPUT_PUSH_PULL );
return;
}
int sflash_platform_init ( /*@shared@*/ void* peripheral_id, /*@out@*/ void** platform_peripheral_out )
{
UNUSED_PARAMETER( peripheral_id ); /* Unused due to single SPI Flash */
if ( kNoErr != MicoSpiInitialize( &mico_spi_flash ) )
{
/*@-mustdefine@*/ /* Lint: failed - do not define platform peripheral */
return -1;
/*@+mustdefine@*/
}
if( platform_peripheral_out != NULL)
*platform_peripheral_out = NULL;
return 0;
}
OSStatus MicoSpiTransfer( const mico_spi_device_t* spi, mico_spi_message_segment_t* segments, uint16_t number_of_segments )
{
OSStatus result = kNoErr;
uint16_t i;
uint32_t count = 0;
check_string( (spi != NULL) && (segments != NULL) && (number_of_segments != 0), "Bad args");
MicoMcuPowerSaveConfig(false);
/* If the given SPI device is not the current SPI device, initialise */
if ( spi != current_spi_device )
{
MicoSpiInitialize( spi );
}
/* Activate chip select */
MicoGpioOutputLow(spi->chip_select);
for ( i = 0; i < number_of_segments; i++ )
{
/* Check if we are using DMA */
if ( spi->mode & SPI_USE_DMA )
{
spi_dma_config( spi, &segments[i] );
result = spi_dma_transfer( spi );
if ( result != kNoErr )
{
goto cleanup_transfer;
}
}
else
{
/* in interrupt-less mode */
if ( spi->bits == 8 )
{
const uint8_t* send_ptr = ( const uint8_t* )segments[i].tx_buffer;
uint8_t* rcv_ptr = ( uint8_t* )segments[i].rx_buffer;
count = segments[i].length;
while ( count-- )
{
uint16_t data;
if ( send_ptr != NULL )
{
data = *send_ptr;
send_ptr++;
}
else
{
data = 0xFF;
}
/* Wait until the transmit buffer is empty */
while ( SPI_I2S_GetFlagStatus( spi_mapping[spi->port].spi_regs, SPI_I2S_FLAG_TXE ) == RESET )
{}
/* Send the byte */
SPI_I2S_SendData( spi_mapping[spi->port].spi_regs, data );
/* Wait until a data is received */
while ( SPI_I2S_GetFlagStatus( spi_mapping[spi->port].spi_regs, SPI_I2S_FLAG_RXNE ) == RESET )
{}
/* Get the received data */
data = SPI_I2S_ReceiveData( spi_mapping[spi->port].spi_regs );
if ( rcv_ptr != NULL )
{
*rcv_ptr++ = (uint8_t)data;
}
}
}
else if ( spi->bits == 16 )
{
const uint16_t* send_ptr = (const uint16_t *) segments[i].tx_buffer;
uint16_t* rcv_ptr = (uint16_t *) segments[i].rx_buffer;
/* Check that the message length is a multiple of 2 */
if ( ( count % 2 ) == 0 )
{
result = kGeneralErr;
goto cleanup_transfer;
}
while ( count != 0)
{
uint16_t data = 0xFFFF;
count -= 2;
if ( send_ptr != NULL )
{
data = *send_ptr++;
}
/* Wait until the transmit buffer is empty */
while ( SPI_I2S_GetFlagStatus( spi_mapping[spi->port].spi_regs, SPI_I2S_FLAG_TXE ) == RESET )
{}
/* Send the byte */
SPI_I2S_SendData( spi_mapping[spi->port].spi_regs, data );
/* Wait until a data is received */
while ( SPI_I2S_GetFlagStatus( spi_mapping[spi->port].spi_regs, SPI_I2S_FLAG_RXNE ) == RESET )
{}
/* Get the received data */
data = SPI_I2S_ReceiveData( spi_mapping[spi->port].spi_regs );
if ( rcv_ptr != NULL )
{
*rcv_ptr++ = data;
}
}
}
}
}
cleanup_transfer:
MicoGpioOutputHigh(spi->chip_select);
MicoMcuPowerSaveConfig(true);
return result;
}
//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);
}
