/************************************************************************

 * Copyright(c) 2023 Levetop Semiconductor Co.,Led. All rights reserved.

 * @file     if_port.c

 * @author   UartTFT Application Team

 * @version  V1.0.0

 * @date     2023-02-24

 * @brief    Different drive interfaces

 *************************************************************************/

#include "if_port.h"

// ------------------------------------------------------------ SPI drive --------------------------------------------------------------------

#if IF_SPI

void SPI2_Init(void)

{

	SPI_InitTypeDef SPI_InitStruct;

	SPI_InitStruct.SPI_Direction = SPI_Direction_2Lines_FullDuplex;

	SPI_InitStruct.SPI_Mode = SPI_Mode_Master;

	SPI_InitStruct.SPI_DataSize = SPI_DataSize_8b;

	SPI_InitStruct.SPI_CPOL = SPI_CPOL_High;

	SPI_InitStruct.SPI_CPHA = SPI_CPHA_2Edge;

	SPI_InitStruct.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_2;

	SPI_InitStruct.SPI_FirstBit = SPI_FirstBit_MSB;

	// According to SPI_ The parameter specified in InitStruct initializes the peripheral SPIx registe

	SPI_Init(SPI2, &SPI_InitStruct);

	SPI_Cmd(SPI2, ENABLE);

	EPORT_ConfigGpio(EPORT_PIN12, GPIO_OUTPUT);

}

uint16_t SPI2_ReadWriteByte(uint16_t TxData)

{

	while ((SPI2->SPISRHW) & (SPISR_TXFFULL_MASK))	// The waiting sending area is empty

	{

	}

	SPI2->SPIDR = TxData;	// Send a byte

	while ((SPI2->SPISRHW) & (SPISR_RXFEMP_MASK))	// Wait for receiving a byte

	{

	}

	return SPI2->SPIDR;		// Return received data

}

void SPI2_WriteByte(uint16_t TxData)

{

	UINT8 uint8_t;

	SPI2->SPIDR = TxData;	// Send a byte

	while ((SPI2->SPISRHW) & (SPISR_RXFEMP_MASK))	// Wait for receiving a byte

	{

	}

	uint8_t = SPI2->SPIDR;

}

void SPI_CmdWrite(uint8_t cmd)

{

	SS_RESET;

	SPI2_ReadWriteByte(0x00);

	SPI2_ReadWriteByte(cmd);

	SS_SET;

}

void SPI_DataWrite(uint8_t data)

{

	SS_RESET;

	SPI2_ReadWriteByte(0x80);

	SPI2_ReadWriteByte(data);

	SS_SET;

}

void SPI_DataWrite_Pixel(uint16_t data)

{

	SPI2_ReadWriteByte(data);

	SPI2_ReadWriteByte(data >> 8);

}

uint8_t SPI_StatusRead(void)

{

	uint8_t temp = 0;

	SS_RESET;

	SPI2_ReadWriteByte(0x40);

	temp = SPI2_ReadWriteByte(0xff);

	SS_SET;

	return temp;

}

uint16_t SPI_DataRead(void)

{

	uint16_t temp = 0;

	SS_RESET;

	SPI2_ReadWriteByte(0xc0);

	temp = SPI2_ReadWriteByte(0xff);

	SS_SET;

	return temp;

}

#endif

//-----------------------------------------------------------------------------------------------------------------------------------

void LCD_CmdWrite(uint8_t cmd)

{

	SS_RESET;

	SPI2_ReadWriteByte(0x00);

	SPI2_ReadWriteByte(cmd);

	SS_SET;

}

void LCD_DataWrite(uint8_t data)

{

	SS_RESET;

	SPI2_ReadWriteByte(0x80);

	SPI2_ReadWriteByte(data);

	SS_SET;

}

void LCD_DataWrite_Pixel(uint16_t data)

{

	SPI2_ReadWriteByte(data);

	SPI2_ReadWriteByte(data >> 8);

}

uint8_t LCD_StatusRead(void)

{

	uint8_t temp = 0;

#if IF_SPI

	temp = SPI_StatusRead();

#endif

	return temp;

}

uint16_t LCD_DataRead(void)

{

	uint16_t temp = 0;

	SS_RESET;

	SPI2_ReadWriteByte(0xc0);

	temp = SPI2_ReadWriteByte(0xff);

	SS_SET;

	return temp;

}

void Delay_us(uint16_t time)

{

	uint16_t i = 0;

	while (time--)

	{

		i = 12; // Self-defined

		while (i--);

	}

}

void Delay_ms(uint16_t time)

{

	uint16_t i = 0;

	while (time--)

	{

		i = 12000; // Self-defined

		while (i--);

	}

}

void Parallel_Init(void)

{

#if IF_SPI

	SPI2_Init();

#endif

}