void TM_PCD8544_InitIO(void) {
GPIO_InitTypeDef GPIO_InitStruct;
/* Enable clock for all pins */
RCC_AHB1PeriphClockCmd(PCD8544_RST_RCC | PCD8544_CE_RCC | PCD8544_DC_RCC, ENABLE);
/* Common settings for all pins */
GPIO_InitStruct.GPIO_OType = GPIO_OType_PP;
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT;
/* RST pin */
GPIO_InitStruct.GPIO_Pin = PCD8544_RST_PIN;
GPIO_Init(PCD8544_RST_PORT, &GPIO_InitStruct);
/* DC pin */
GPIO_InitStruct.GPIO_Pin = PCD8544_DC_PIN;
GPIO_Init(PCD8544_DC_PORT, &GPIO_InitStruct);
/* CE pin */
GPIO_InitStruct.GPIO_Pin = PCD8544_CE_PIN;
GPIO_Init(PCD8544_CE_PORT, &GPIO_InitStruct);
/* Reset pin HIGH */
GPIO_SetBits(PCD8544_RST_PORT, PCD8544_RST_PIN);
/* CE HIGH */
PCD8544_CE_HIGH;
/* Initialize SPI */
TM_SPI_Init(PCD8544_SPI, PCD8544_SPI_PINSPACK);
}
/* Public */
TM_L3GD20_Result_t TM_L3GD20_Init(TM_L3GD20_Scale_t scale) {
/* Init CS pin */
TM_L3GD20_INT_InitPins();
/* Init SPI */
TM_SPI_Init(L3GD20_SPI, L3GD20_SPI_PINSPACK);
/* Check if sensor is L3GD20 */
if (TM_L3GD20_INT_ReadSPI(L3GD20_REG_WHO_AM_I) != L3GD20_WHO_AM_I) {
/* Sensor connected is not L3GD20 */
return TM_L3GD20_Result_Error;
}
/* Enable L3GD20 Power bit */
TM_L3GD20_INT_WriteSPI(L3GD20_REG_CTRL_REG1, 0xFF);
/* Set L3GD20 scale */
if (scale == TM_L3GD20_Scale_250) {
TM_L3GD20_INT_WriteSPI(L3GD20_REG_CTRL_REG4, 0x00);
} else if (scale == TM_L3GD20_Scale_500) {
TM_L3GD20_INT_WriteSPI(L3GD20_REG_CTRL_REG4, 0x10);
} else if (scale == TM_L3GD20_Scale_2000) {
TM_L3GD20_INT_WriteSPI(L3GD20_REG_CTRL_REG4, 0x20);
}
/* Save scale */
TM_L3GD20_INT_Scale = scale;
/* Set high-pass filter settings */
TM_L3GD20_INT_WriteSPI(L3GD20_REG_CTRL_REG2, 0x00);
/* Enable high-pass filter */
TM_L3GD20_INT_WriteSPI(L3GD20_REG_CTRL_REG5, 0x10);
/* Everything OK */
return TM_L3GD20_Result_Ok;
}
uint8_t TM_NRF24L01_Init(uint8_t channel, uint8_t payload_size) {
//Initialize CE and CSN pins
TM_NRF24L01_InitPins();
//Initialize SPI
TM_SPI_Init(NRF24L01_SPI, NRF24L01_SPI_PINS);
//Max payload is 32bytes
if (payload_size > 32) {
payload_size = 32;
}
TM_NRF24L01_Struct.Channel = channel;
TM_NRF24L01_Struct.PayloadSize = payload_size;
TM_NRF24L01_Struct.OutPwr = TM_NRF24L01_OutputPower_0dBm;
TM_NRF24L01_Struct.DataRate = TM_NRF24L01_DataRate_2M;
//Reset nRF24L01+ to power on registers values
TM_NRF24L01_SoftwareReset();
//Channel select
TM_NRF24L01_SetChannel(TM_NRF24L01_Struct.Channel);
//Set pipeline to max possible 32 bytes
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P0, TM_NRF24L01_Struct.PayloadSize); // Auto-ACK pipe
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P1, TM_NRF24L01_Struct.PayloadSize); // Data payload pipe
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P2, 0x00);
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P3, 0x00);
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P4, 0x00);
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P5, 0x00);
//Set RF settings (2mbps, output power)
TM_NRF24L01_SetRF(TM_NRF24L01_Struct.DataRate, TM_NRF24L01_Struct.OutPwr);
//Config register
TM_NRF24L01_WriteRegister(NRF24L01_REG_CONFIG, NRF24L01_CONFIG);
//Enable auto-acknowledgment for all pipes
TM_NRF24L01_WriteRegister(NRF24L01_REG_EN_AA, 0xFF);
// Enable RX addresses
TM_NRF24L01_WriteRegister(NRF24L01_REG_EN_RXADDR, 0xFF);
//Auto retransmit delay: 1000 (4x250) us and Up to 15 retransmit trials
TM_NRF24L01_WriteRegister(NRF24L01_REG_SETUP_RETR, 0x4F);
// Dynamic length configurations: No dynamic length
TM_NRF24L01_WriteRegister(NRF24L01_REG_DYNPD, (0 << NRF24L01_DPL_P0) | (0 << NRF24L01_DPL_P1) | (0 << NRF24L01_DPL_P2) | (0 << NRF24L01_DPL_P3) | (0 << NRF24L01_DPL_P4) | (0 << NRF24L01_DPL_P5));
//Clear FIFOs
NRF24L01_FLUSH_TX;
NRF24L01_FLUSH_RX;
//Go to RX mode
TM_NRF24L01_PowerUpRx();
return 1;
}
void TM_MFRC522_Init(void) {
TM_MFRC522_InitPins();
TM_SPI_Init(MFRC522_SPI, MFRC522_SPI_PINSPACK);
TM_MFRC522_Reset();
TM_MFRC522_WriteRegister(MFRC522_REG_T_MODE, 0x8D);
TM_MFRC522_WriteRegister(MFRC522_REG_T_PRESCALER, 0x3E);
TM_MFRC522_WriteRegister(MFRC522_REG_T_RELOAD_L, 30);
TM_MFRC522_WriteRegister(MFRC522_REG_T_RELOAD_H, 0);
TM_MFRC522_WriteRegister(MFRC522_REG_TX_AUTO, 0x40);
TM_MFRC522_WriteRegister(MFRC522_REG_MODE, 0x3D);
TM_MFRC522_AntennaOn(); //Open the antenna
}
/**
------------------------------------
GRAPHIC LIBRARY FUNCTIONS
------------------------------------
*/
TM_GRAPHIC_Result TM_GRAPHICLCDDriver_Init(TM_GRAPHIC_Options_t* LCD_Options) {
//Initialize pins used
TM_GRAPHIC_ILI9341_InitPins();
//SPI chip select high
ILI9341_CS_SET;
//Init SPI
TM_SPI_Init(ILI9341_SPI, ILI9341_SPI_PINS);
//SDram Init
TM_SDRAM_Init();
//Initialize LCD for LTDC
TM_GRAPHIC_ILI9341_InitLCD();
//Initialize LTDC
TM_LCD9341_InitLTDC();
//Initialize LTDC layers
TM_GRAPHIC_ILI9341_InitLayers();
//Set options for GRAPHIC library
LCD_Options->DefaultWidth = ILI9341_WIDTH;
LCD_Options->DefaultHeight = ILI9341_HEIGHT;
LCD_Options->PixelsCount = ILI9341_PIXEL;
//Current layer is layer 1
ILI9341_LTDC_Opts.CurrentLayer = 0;
//Start on the beginning of SDRAM
ILI9341_LTDC_Opts.CurrentLayerOffset = 0;
//Set layer opacity to maximum, 255
ILI9341_LTDC_Opts.Layer1Opacity = 255;
//Hide layer 2, set opacity to 0
ILI9341_LTDC_Opts.Layer2Opacity = 0;
//Set layer 1
TM_GRAPHIC_ILI9341_SetLayer1();
//Fill layer 1 with white color
TM_GRAPHICLCDDriver_Fill(LCD_Options, GRAPHIC_COLOR_WHITE);
//Set layer 2
TM_GRAPHIC_ILI9341_SetLayer2();
//Fill layer 2 with white color
TM_GRAPHICLCDDriver_Fill(LCD_Options, GRAPHIC_COLOR_WHITE);
//Set back to layer 1
TM_GRAPHIC_ILI9341_SetLayer1();
/* Return OK */
return TM_GRAPHIC_OK;
}
void PCD8544_InitIO(void) {
GPIO_InitTypeDef GPIO_InitDef;
//Enable clock
RCC_AHB1PeriphClockCmd(PCD8544_GPIO_RCC, ENABLE);
//Common settings for all pins
GPIO_InitDef.GPIO_OType = GPIO_OType_PP;
GPIO_InitDef.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitDef.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitDef.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitDef.GPIO_Pin = PCD8544_GPIO_RST_Pin | PCD8544_GPIO_DC_Pin | PCD8544_GPIO_CE_Pin;
GPIO_Init(PCD8544_GPIO_Port, &GPIO_InitDef);
GPIO_SetBits(PCD8544_GPIO_Port, PCD8544_GPIO_RST_Pin);
TM_SPI_Init(PCD8544_SPIx, PCD8544_SPI_PINSPACK);
PCD8544_CE_HIGH;
}
void TM_ILI9341_Init() {
GPIO_InitTypeDef GPIO_InitDef;
RCC_AHB1PeriphClockCmd(ILI9341_WRX_CLK, ENABLE);
GPIO_InitDef.GPIO_Pin = ILI9341_WRX_PIN;
GPIO_InitDef.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitDef.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitDef.GPIO_OType = GPIO_OType_PP;
GPIO_InitDef.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(ILI9341_WRX_PORT, &GPIO_InitDef);
RCC_AHB1PeriphClockCmd(ILI9341_CS_CLK, ENABLE);
GPIO_InitDef.GPIO_Pin = ILI9341_CS_PIN;
GPIO_Init(ILI9341_CS_PORT, &GPIO_InitDef);
RCC_AHB1PeriphClockCmd(ILI9341_RST_CLK, ENABLE);
GPIO_InitDef.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitDef.GPIO_Pin = ILI9341_RST_PIN;
GPIO_Init(ILI9341_RST_PORT, &GPIO_InitDef);
ILI9341_CS_SET;
TM_SPI_Init(ILI9341_SPI, ILI9341_SPI_PINS);
TM_ILI9341_InitLCD();
ILI9341_x = ILI9341_y = 0;
ILI9341_Opts.width = ILI9341_WIDTH;
ILI9341_Opts.height = ILI9341_HEIGHT;
ILI9341_Opts.orientation = TM_ILI9341_Portrait;
TM_ILI9341_Fill(ILI9341_COLOR_WHITE);
}
void TM_ILI9341_Init() {
//Initialize pins used
TM_ILI9341_InitPins();
//SPI chip select high
ILI9341_CS_SET;
//Init SPI
TM_SPI_Init(ILI9341_SPI, ILI9341_SPI_PINS);
//Init SDRAM
TM_DISCO_LedInit();
if (!TM_SDRAM_Init()) {
TM_DISCO_LedOn(LED_RED);
}
//Initialize LCD for LTDC
TM_ILI9341_InitLCD();
//Initialize LTDC
TM_LCD9341_InitLTDC();
//Initialize LTDC layers
TM_ILI9341_InitLayers();
//Set cursor X and Y
ILI9341_x = ILI9341_y = 0;
ILI9341_Opts.Width = ILI9341_WIDTH;
ILI9341_Opts.Height = ILI9341_HEIGHT;
ILI9341_Opts.Orientation = TM_ILI9341_Portrait;
ILI9341_Opts.Orient = TM_ILI9341_Orientation_Portrait_1;
ILI9341_Opts.CurrentLayer = 0;
ILI9341_Opts.CurrentLayerOffset = 0;
ILI9341_Opts.Layer1Opacity = 255;
ILI9341_Opts.Layer2Opacity = 0;
TM_ILI9341_SetLayer1();
TM_ILI9341_Fill(ILI9341_COLOR_WHITE);
TM_ILI9341_SetLayer2();
TM_ILI9341_Fill(ILI9341_COLOR_WHITE);
TM_ILI9341_SetLayer1();
}
uint8_t TM_NRF24L01_Init(uint8_t channel, uint8_t payload_size) {
/* Initialize CE and CSN pins */
TM_NRF24L01_InitPins();
/* Initialize SPI */
TM_SPI_Init(NRF24L01_SPI, NRF24L01_SPI_PINS);
/* Max payload is 32bytes */
if (payload_size > 32) {
payload_size = 32;
}
/* Fill structure */
TM_NRF24L01_Struct.Channel = !channel; /* Set channel to some different value for TM_NRF24L01_SetChannel() function */
TM_NRF24L01_Struct.PayloadSize = payload_size;
TM_NRF24L01_Struct.OutPwr = TM_NRF24L01_OutputPower_0dBm;
TM_NRF24L01_Struct.DataRate = TM_NRF24L01_DataRate_2M;
/* Reset nRF24L01+ to power on registers values */
TM_NRF24L01_SoftwareReset();
/* Channel select */
TM_NRF24L01_SetChannel(channel);
/* Set pipeline to max possible 32 bytes */
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P0, TM_NRF24L01_Struct.PayloadSize); // Auto-ACK pipe
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P1, TM_NRF24L01_Struct.PayloadSize); // Data payload pipe
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P2, TM_NRF24L01_Struct.PayloadSize);
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P3, TM_NRF24L01_Struct.PayloadSize);
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P4, TM_NRF24L01_Struct.PayloadSize);
TM_NRF24L01_WriteRegister(NRF24L01_REG_RX_PW_P5, TM_NRF24L01_Struct.PayloadSize);
/* Set RF settings (2mbps, output power) */
TM_NRF24L01_SetRF(TM_NRF24L01_Struct.DataRate, TM_NRF24L01_Struct.OutPwr);
/* Config register */
TM_NRF24L01_WriteRegister(NRF24L01_REG_CONFIG, NRF24L01_CONFIG);
/* Enable auto-acknowledgment for all pipes */
TM_NRF24L01_WriteRegister(NRF24L01_REG_EN_AA, 0x3F);
/* Enable RX addresses */
TM_NRF24L01_WriteRegister(NRF24L01_REG_EN_RXADDR, 0x3F);
/* Auto retransmit delay: 1000 (4x250) us and Up to 15 retransmit trials */
TM_NRF24L01_WriteRegister(NRF24L01_REG_SETUP_RETR, 0x4F);
/* Dynamic length configurations: No dynamic length */
TM_NRF24L01_WriteRegister(NRF24L01_REG_DYNPD, (0 << NRF24L01_DPL_P0) | (0 << NRF24L01_DPL_P1) | (0 << NRF24L01_DPL_P2) | (0 << NRF24L01_DPL_P3) | (0 << NRF24L01_DPL_P4) | (0 << NRF24L01_DPL_P5));
/* Clear FIFOs */
NRF24L01_FLUSH_TX;
NRF24L01_FLUSH_RX;
/* Clear interrupts */
NRF24L01_CLEAR_INTERRUPTS;
/* Go to RX mode */
TM_NRF24L01_PowerUpRx();
/* Return OK */
return 1;
}
static void TM_LCD_INT_InitLCD(void) {
#if defined(LCD_USE_STM32F429_DISCOVERY)
/* CS high */
ILI9341_CS_SET;
/* Init SPI */
TM_SPI_Init(ILI9341_SPI, ILI9341_SPI_PINS);
/* Initialization sequence */
TM_ILI9341_SendCommand(0xCA);
TM_ILI9341_SendData(0xC3);
TM_ILI9341_SendData(0x08);
TM_ILI9341_SendData(0x50);
TM_ILI9341_SendCommand(ILI9341_POWERB);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0xC1);
TM_ILI9341_SendData(0x30);
TM_ILI9341_SendCommand(ILI9341_POWER_SEQ);
TM_ILI9341_SendData(0x64);
TM_ILI9341_SendData(0x03);
TM_ILI9341_SendData(0x12);
TM_ILI9341_SendData(0x81);
TM_ILI9341_SendCommand(ILI9341_DTCA);
TM_ILI9341_SendData(0x85);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0x78);
TM_ILI9341_SendCommand(ILI9341_POWERA);
TM_ILI9341_SendData(0x39);
TM_ILI9341_SendData(0x2C);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0x34);
TM_ILI9341_SendData(0x02);
TM_ILI9341_SendCommand(ILI9341_PRC);
TM_ILI9341_SendData(0x20);
TM_ILI9341_SendCommand(ILI9341_DTCB);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendCommand(ILI9341_FRC);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0x1B);
TM_ILI9341_SendCommand(ILI9341_DFC);
TM_ILI9341_SendData(0x0A);
TM_ILI9341_SendData(0xA2);
TM_ILI9341_SendCommand(ILI9341_POWER1);
TM_ILI9341_SendData(0x10);
TM_ILI9341_SendCommand(ILI9341_POWER2);
TM_ILI9341_SendData(0x10);
TM_ILI9341_SendCommand(ILI9341_VCOM1);
TM_ILI9341_SendData(0x45);
TM_ILI9341_SendData(0x15);
TM_ILI9341_SendCommand(ILI9341_VCOM2);
TM_ILI9341_SendData(0x90);
TM_ILI9341_SendCommand(ILI9341_MAC);
TM_ILI9341_SendData(0xC8);
TM_ILI9341_SendCommand(ILI9341_3GAMMA_EN);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendCommand(ILI9341_RGB_INTERFACE);
TM_ILI9341_SendData(0xC2);
TM_ILI9341_SendCommand(ILI9341_DFC);
TM_ILI9341_SendData(0x0A);
TM_ILI9341_SendData(0xA7);
TM_ILI9341_SendData(0x27);
TM_ILI9341_SendData(0x04);
TM_ILI9341_SendCommand(ILI9341_COLUMN_ADDR);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0xEF);
TM_ILI9341_SendCommand(ILI9341_PAGE_ADDR);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0x01);
TM_ILI9341_SendData(0x3F);
TM_ILI9341_SendCommand(ILI9341_INTERFACE);
TM_ILI9341_SendData(0x01);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0x06);
TM_ILI9341_SendCommand(ILI9341_GRAM);
TM_ILI9341_Delay(1000000);
TM_ILI9341_SendCommand(ILI9341_GAMMA);
TM_ILI9341_SendData(0x01);
TM_ILI9341_SendCommand(ILI9341_PGAMMA);
TM_ILI9341_SendData(0x0F);
TM_ILI9341_SendData(0x29);
TM_ILI9341_SendData(0x24);
TM_ILI9341_SendData(0x0C);
TM_ILI9341_SendData(0x0E);
TM_ILI9341_SendData(0x09);
TM_ILI9341_SendData(0x4E);
TM_ILI9341_SendData(0x78);
TM_ILI9341_SendData(0x3C);
TM_ILI9341_SendData(0x09);
TM_ILI9341_SendData(0x13);
TM_ILI9341_SendData(0x05);
TM_ILI9341_SendData(0x17);
TM_ILI9341_SendData(0x11);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendCommand(ILI9341_NGAMMA);
TM_ILI9341_SendData(0x00);
TM_ILI9341_SendData(0x16);
TM_ILI9341_SendData(0x1B);
TM_ILI9341_SendData(0x04);
TM_ILI9341_SendData(0x11);
TM_ILI9341_SendData(0x07);
TM_ILI9341_SendData(0x31);
TM_ILI9341_SendData(0x33);
TM_ILI9341_SendData(0x42);
TM_ILI9341_SendData(0x05);
TM_ILI9341_SendData(0x0C);
TM_ILI9341_SendData(0x0A);
TM_ILI9341_SendData(0x28);
TM_ILI9341_SendData(0x2F);
TM_ILI9341_SendData(0x0F);
TM_ILI9341_SendCommand(ILI9341_SLEEP_OUT);
TM_ILI9341_Delay(1000000);
TM_ILI9341_SendCommand(ILI9341_DISPLAY_ON);
TM_ILI9341_SendCommand(ILI9341_GRAM);
#endif
}
void init_sd_spi(void){
TM_SPI_Init(SD_CARD_SPI, SD_CARD_SPI_PINS);
TM_GPIO_Init(SD_CARD_CS_PORT, SD_CARD_CS_PIN, TM_GPIO_Mode_OUT, TM_GPIO_OType_PP, TM_GPIO_PuPd_NOPULL, TM_GPIO_Speed_Medium);
GPIO_SetBits(SD_CARD_CS_PORT, SD_CARD_CS_PIN); //CS to high
Delayms(10);
}
int main(void) {
/* Initialize system */
SystemInit();
/* Initialize delay */
TM_DELAY_Init();
/* Init SPI */
TM_SPI_Init(SPI1, TM_SPI_PinsPack_1);
/* Init SPI DMA */
TM_SPI_DMA_Init(SPI1);
/* Set fake SPI TX buffer */
memset(TX_Buffer, 0x00, sizeof(TX_Buffer));
val = TM_GENERAL_DWTCounterEnable();
/* Set CS low first here before you send data over SPI */
TM_GENERAL_DWTCounterSetValue(0);
/* Send data over SPI1 with DMA */
/* Exchange data with SPI slave using SPI DMA */
/* Exchange 5 bytes of data */
TM_SPI_DMA_Transmit(SPI1, TX_Buffer, RX_Buffer, sizeof(TX_Buffer));
/* Wait till SPI DMA do it's job */
/* You can do other stuff instead */
while (TM_SPI_DMA_Working(SPI1));
val = TM_GENERAL_DWTCounterGetValue();
/* Little delay, for debug */
Delayms(10);
TM_GENERAL_DWTCounterSetValue(0);
TM_SPI_SendMulti(SPI1, TX_Buffer, RX_Buffer, sizeof(TX_Buffer));
val = TM_GENERAL_DWTCounterGetValue();
/* Send 5 bytes of data and don't care what you receive back from slave via DMA */
/* RX_Buffer should not be changed in debug window */
TM_SPI_DMA_Transmit(SPI1, TX_Buffer, NULL, 5);
/* Wait till SPI DMA do it's job */
/* You can do other stuff instead */
while (TM_SPI_DMA_Working(SPI1));
/* Little delay, for debug */
Delayms(10);
/* Receive 5 bytes of data, sent dummy 0x00 bytes to slave via DMA */
TM_SPI_DMA_Transmit(SPI1, NULL, RX_Buffer, 5);
/* Wait till SPI DMA do it's job */
/* You can do other stuff instead */
while (TM_SPI_DMA_Working(SPI1));
/* Set CS high here after last byte is done by SPI */
while (1) {
}
}