// ========================================================
/// @file       SPI.c
/// @brief      Software simulation SPI performance function
/// @version    V1.0
/// @date       2014/05/04
/// @company    HR_WT.
/// @website    http://www.HR_WT.com
/// @author     ISA
/// @mobile     
/// @tel        
// ========================================================
#include "sx1276_7_8_spi.h"
#include "stm32f0xx.h"
#include "mapp_gpio.h"
#include "main.h"

/**********************************************
函数功能；CS          
入口参数：
出口参数：
作者    ：凡达电子,www.finedar.com
QQ      ：75531552
**********************************************/
void SX1278_SPI_nSEL_H(void)
{
	GPIO_SetBits(GPIOA , GPIO_Pin_6);
}
/**********************************************
函数功能；SX1278  IO驱动                
入口参数：
出口参数：
作者    ：凡达电子,www.finedar.com
QQ      ：75531552
**********************************************/
void SX1278_SPI_nSEL_L(void)
{
	GPIO_ResetBits(GPIOA , GPIO_Pin_6);
}
/**********************************************
函数功能；SX1278  IO驱动                
入口参数：
出口参数：
作者    ：凡达电子,www.finedar.com
QQ      ：75531552
**********************************************/
void SX1278_SPI_SCK_H(void)
{
	GPIO_SetBits(GPIOA , GPIO_Pin_5);
}
/**********************************************
函数功能；SX1278  IO驱动                
入口参数：
出口参数：
作者    ：凡达电子,www.finedar.com
QQ      ：75531552
**********************************************/
void SX1278_SPI_SCK_L(void)
{
	GPIO_ResetBits(GPIOA , GPIO_Pin_5);
}
/**********************************************
函数功能；SX1278  IO驱动                
入口参数：
出口参数：
作者    ：凡达电子,www.finedar.com
QQ      ：75531552
**********************************************/
void SX1278_SPI_MOSI_H(void)
{
	#ifdef MAIN_433
	GPIO_SetBits(GPIOA , GPIO_Pin_0);
	#else
	GPIO_SetBits(GPIOA , GPIO_Pin_2);
	#endif
}
/**********************************************
函数功能；SX1278  IO驱动                
入口参数：
出口参数：
作者    ：凡达电子,www.finedar.com
QQ      ：75531552
**********************************************/
void SX1278_SPI_MOSI_L(void)
{
	#ifdef MAIN_433
	GPIO_ResetBits(GPIOA , GPIO_Pin_0);
	#else
	GPIO_ResetBits(GPIOA , GPIO_Pin_2);
	#endif
}
/**********************************************
函数功能；SX1278  IO驱动                
入口参数：
出口参数：
作者    ：凡达电子,www.finedar.com
QQ      ：75531552
**********************************************/
unsigned char GetSX1278_SPI_MISO(void)
{
	#ifdef MAIN_433
	return GPIO_ReadInputDataBit(GPIOA , GPIO_Pin_1);
	#else
	return GPIO_ReadInputDataBit(GPIOA , GPIO_Pin_3);
	#endif
}
/**********************************************
函数功能；SX1278  IO驱动                
入口参数：
出口参数：
作者    ：凡达电子,www.finedar.com
QQ      ：75531552
**********************************************/
unsigned char Get_SX1278_NIRQ(void)
{
	return GPIO_ReadInputDataBit(GPIOA , GPIO_Pin_4);
}
/**********************************************
函数功能；SX1278  IO初始化           
入口参数：
出口参数：
作者    ：凡达电子,www.finedar.com
QQ      ：75531552
**********************************************/
#ifdef MAIN_433
void SX1278_Main_IO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;

	/* Enable GPIO clocks */
	RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA, ENABLE);
		RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOB, ENABLE);

	/************PA******************
		PA0------------------1276_M0SI
		PA1----------------- 1276_MIS0
		PA2------------------
		PA3------------------ 
		PA4------------------1276_IRQ
		PA5------------------1276_CLK
		PA6------------------1276_CSN
		PA7------------------
		PA9------------------
		PA10----------------
		PA13---------------- 
		PA14---------------- 
	****************************************/
	
	
	// 	复用推挽输出   
	GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_0| GPIO_Pin_5| GPIO_Pin_6;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
	GPIO_Init(GPIOA, &GPIO_InitStructure);
	//GpioSpiSclCfg(SET);
	//GpioMOSICfg(SET);
	
	//  PA3->MISO;PA4 PENINQ
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
	GPIO_Init(GPIOA, &GPIO_InitStructure);
	
	 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
	GPIO_Init(GPIOA, &GPIO_InitStructure);
	
	//  PB1->CE
	 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
	GPIO_Init(GPIOB, &GPIO_InitStructure);
}
#else
void SX1278_IO_Init(void)
{
	 uint32_t  u32prm = 0;
   GPIO_InitTypeDef GPIO_InitStructure;

	/* Enable GPIO clocks */
	RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA, ENABLE);
		RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOB, ENABLE);

	/************PA******************
		PA0------------------RTP_SDO
		PA1----------------- CTP_RST
		PA2------------------1276_M0SI
		PA3------------------ 1276_MIS0
		PA4------------------1276_IRQ
		PA5------------------1276_CLK
		PA6------------------1276_CSN
		PA7------------------MCU_SCL
		PA9------------------MCU_SDA
		PA10---------------- TCP_INT  检测触摸按键按下
		PA13---------------- 
		PA14---------------- 
	****************************************/
	

	
	// 	复用推挽输出   
	GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_2| GPIO_Pin_5| GPIO_Pin_6;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
	GPIO_Init(GPIOA, &GPIO_InitStructure);
	GpioSpiSclCfg(SET);
	GpioMOSICfg(SET);
	
	//  PA3->MISO;PA4 PENINQ
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
	GPIO_Init(GPIOA, &GPIO_InitStructure);
	
	 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
	GPIO_Init(GPIOA, &GPIO_InitStructure);
	
	//  PB1->CE
	 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
	GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
	GPIO_Init(GPIOB, &GPIO_InitStructure);
  GPIO_SetBits(GPIOB, GPIO_Pin_1);
	
	  u32prm = ( (YKQADDER[0] <<24) | (YKQADDER[1] <<16)  |  (YKQADDER[2] <<8) |  YKQADDER[4] ) ;
   gtArm.ykq_add = HexToInt(u32prm);
}
#endif

/**********************************************************
**Name:     SPICmd8bit
**Function: SPI Write one byte
**Input:    WrPara
**Output:   none
**note:     use for burst mode
**********************************************************/
void SPICmd8bit(unsigned char WrPara)
{
  unsigned char bitcnt;  
  SX1278_SPI_nSEL_L();
  SX1278_SPI_SCK_L();
  
  for(bitcnt=8; bitcnt!=0; bitcnt--)
  {
    SX1278_SPI_SCK_L();
    if(WrPara&0x80)
      SX1278_SPI_MOSI_H();
    else
      SX1278_SPI_MOSI_L();
    SX1278_SPI_SCK_H();
    WrPara <<= 1;
  }
  SX1278_SPI_SCK_L();
  SX1278_SPI_MOSI_H();
}

/**********************************************************
**Name:     SPIRead8bit
**Function: SPI Read one byte
**Input:    None
**Output:   result byte
**Note:     use for burst mode
**********************************************************/
unsigned char SPIRead8bit(void)
{
 unsigned char RdPara = 0;
 unsigned char bitcnt;
 
  SX1278_SPI_nSEL_L();
  SX1278_SPI_MOSI_H();                                                 //Read one byte data from FIFO, MOSI hold to High
  for(bitcnt=8; bitcnt!=0; bitcnt--)
  {
    SX1278_SPI_SCK_L();
    RdPara <<= 1;
    SX1278_SPI_SCK_H();
    if(GetSX1278_SPI_MISO())
      RdPara |= 0x01;
    else
      RdPara |= 0x00;
  }
  SX1278_SPI_SCK_L();
  return(RdPara);
}

/**********************************************************
**Name:     SPIRead
**Function: SPI Read CMD
**Input:    adr -> address for read
**Output:   None
**********************************************************/
unsigned char SPIRead(unsigned char adr)
{
  unsigned char tmp; 
  SPICmd8bit(adr);                                         //Send address first
  tmp = SPIRead8bit();  
  SX1278_SPI_nSEL_H();
  return(tmp);
}

/**********************************************************
**Name:     SPIWrite
**Function: SPI Write CMD
**Input:    unsigned char address & unsigned char data
**Output:   None
**********************************************************/
void SPIWrite(unsigned char adr, unsigned char WrPara)  
{
	
	SX1278_SPI_nSEL_L();						
 
	SPICmd8bit(adr|0x80);		 //写入地址 
	SPICmd8bit(WrPara);//写入数据
	
	SX1278_SPI_SCK_L();
  SX1278_SPI_MOSI_H();
  SX1278_SPI_nSEL_H();
}
/**********************************************************
**Name:     SPIBurstRead
**Function: SPI burst read mode
**Input:    adr-----address for read
**          ptr-----data buffer point for read
**          length--how many bytes for read
**Output:   None
**********************************************************/
void SPIBurstRead(unsigned char adr, unsigned char *ptr, unsigned char length)
{
  unsigned char i;
  if(length<=1)                                            //length must more than one
    return;
  else
  {
    SX1278_SPI_SCK_L(); 
    SX1278_SPI_nSEL_L();
    SPICmd8bit(adr); 
    for(i=0;i<length;i++)
    ptr[i] = SPIRead8bit();
    SX1278_SPI_nSEL_H();  
  }
}

/**********************************************************
**Name:     SPIBurstWrite
**Function: SPI burst write mode
**Input:    adr-----address for write
**          ptr-----data buffer point for write
**          length--how many bytes for write
**Output:   none
**********************************************************/
void BurstWrite(unsigned char adr, unsigned char *ptr, unsigned char length)
{ 
  unsigned char i;

  if(length<=1)                                            //length must more than one
    return;
  else  
  {   
    SX1278_SPI_SCK_L();
    SX1278_SPI_nSEL_L();        
    SPICmd8bit(adr|0x80);
    for(i=0;i<length;i++)
			SPICmd8bit(ptr[i]);
    SX1278_SPI_nSEL_H();  
  }
}