// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

// File name    : uart_drv.h

// Version      : V0.1

// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

#ifndef UART_DRV_H_

#define UART_DRV_H_

#include "memmap.h"

#include "uart_reg.h"

#define SCI1		        ((UART_TypeDef *)(SCI1_BASE_ADDR))

#define SCI2		        ((UART_TypeDef *)(SCI2_BASE_ADDR))

#define SCI3		        ((UART_TypeDef *)(SCI3_BASE_ADDR))

#define SCI_BT          SCI2

#define IS_UART_ALL_PERIPH(PERIPH) (((PERIPH) == SCI) || \

                                    ((PERIPH) == SCI_BT))

////////////////////////////////////////////////////////////////////////////////////////

#define SCI2_ENABLE_TRANSMITTER      (SCI2->SCICR2 |= SCICR2_TE_MASK)

#define SCI2_DISABLE_TRANSMITTER     (SCI2->SCICR2 &= ~SCICR2_TE_MASK)

#define SCI2_ENABLE_RECEIVER         (SCI2->SCICR2 |= SCICR2_RE_MASK)

#define SCI2_DISABLE_RECEIVER        (SCI2->SCICR2 &= ~SCICR2_RE_MASK)

////////////////////////////////////////////////////////////////////////////////////////

#define		UART_DATA_FRAME_LEN_10BIT	    0				//10bit frame:----StartBit:1bit DataBit:8bit StopBit:1bit

#define		UART_DATA_FRAME_LEN_11BIT	    SCICR1_M_MASK	//11bit frame:----StartBit:1bit DataBit:9bit StopBit:1bit

#define IS_UART_FRAMW_LENGTH(LENGTH) (((LENGTH) == UART_DATA_FRAME_LEN_10BIT) || \

                                      ((LENGTH) == UART_DATA_FRAME_LEN_11BIT))

#define		ParityDIS	                 0			      	//Parity Disable

#define		ParityEN	                 SCICR1_PE_MASK	//Parity Enable

#define		UART_PARITY_EVE		         0			      	//Even Parity

#define		UART_PARITY_ODD		         SCICR1_PT_MASK	//Odd Parity

#define   UART_PARITY_NONE           2              //NONE Parity

#define IS_UART_PARITY(PARITY) (((PARITY) == UART_PARITY_EVE) || \

                                ((PARITY) == UART_PARITY_ODD) || \

                                ((PARITY) == UART_PARITY_NONE))

typedef enum

{

	UART_NORMAL_MODE = 0,

	UART_INT_MODE,

	UART_EDMA_MODE

}UART_MODE;

#define IS_UART_MODE(MODE) (((MODE) == UART_NORMAL_MODE) || \

                            ((MODE) == UART_INT_MODE) || \

                            ((MODE) == UART_EDMA_MODE))

/* UART Init Structure definition */

typedef struct

{

  UINT32 UART_BaudRate;

  UINT8  UART_FrameLength;

  UINT8  UART_StopBits;

  UINT8  UART_Parity;

  UINT8  UART_Mode;

} UART_InitTypeDef;

typedef enum

{

    UART_RX = 0,

    UART_TX,

}UART_PINx;

extern UART_InitTypeDef UART_BT_InitStruct;

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

* Function Name  : UART_Init

* Description    : UART初始化

* Input          : - UARTx: where x can be 0 to 1 to select the UART peripheral；取值SCI0 or SCI1

*                  - UART_InitStruct：UARTx  initialization parameter structure Poniter

*

* Output         : None

* Return         : None

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

extern void UART_Init(UART_TypeDef *UARTx, UART_InitTypeDef *UART_InitStruct);

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

* Function Name  : UART_SendByte

* Description    : UART发送一个字节

* Input          : - UARTx: where x can be 0 to 1 to select the UART peripheral；取值SCI0 or SCI1

*                  - SendByte：发送的字节

*

* Output         : None

* Return         : None

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

extern void UART_SendByte(UART_TypeDef *UARTx, UINT8 SendByte);

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

* Function Name  : UART_SendData

* Description    : UART发送多个字节

* Input          : - UARTx: where x can be 0 to 1 to select the UART peripheral；取值SCI0 or SCI1

*                  - send：发送数据缓冲

*                  - len：发送的数据长度

*

* Output         : None

* Return         : None

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

extern void UART_SendData(UART_TypeDef *UARTx, UINT8 *send, UINT16 len);

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

* Function Name  : UART_ByteRecieved

* Description    : UART接收到数据

* Input          : - UARTx:取值SCI1、 SCI2

*

* Output         : - None

*

* Return         : - TRUE:接收到数据

*                  - FALSE:没有接收到数据

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

INT8 UART_ByteRecieved(UART_TypeDef *UARTx);

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

* Function Name  : UART_RecvByte

* Description    : UART接收一个字节

* Input          : - UARTx: where x can be 0 to 1 to select the UART peripheral；取值SCI0 or SCI1

*

*

* Output         : - dat：接收数据缓冲

*

* Return         : - TRUE:接收到数据

*                  - FALSE:没有接收到数据

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

extern INT8 UART_RecvByte(UART_TypeDef *UARTx, UINT8 *dat);

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

* Function Name  : UART_ConfigGpio

* Description    : UART配置成GPIO用途

* Input          : - UARTx: where x can be 1, 2  to select the UART peripheral.

*                  - UART_Pin对应的PIN脚，取值UART_TX、UART_RX

*                  - UART_Dir：设置GPIO方向   GPIO_OUTPUT：输出  GPIO_INPUT：输入

*

* Output         : None

* Return         : None

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

extern void UART_ConfigGpio(UART_TypeDef *UARTx, UART_PINx UART_Pin, UINT8 UART_Dir);

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

* Function Name  : UART_ReadGpioData

* Description    : 获取UART_Pin对应引脚的电平

* Input          : - UARTx: where x can be 1, 2  to select the UART peripheral.

*                  - UART_Pin对应的PIN脚，取值UART_TX、UART_RX

*

* Output         : None

* Return         : Bit_SET:高电平  Bit_RESET：低电平

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

extern INT8 UART_ReadGpioData(UART_TypeDef *UARTx, UART_PINx UART_Pin);

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

* Function Name  : UART_WriteGpioData

* Description    : 设置UART_Pin对应引脚的电平

* Input          : - UARTx: where x can be 1, 2  to select the UART peripheral.

*                  - UART_Pin对应的PIN脚，取值UART_TX、UART_RX

*                  - bitVal：设置的电平，Bit_SET：设置为高电平  Bit_RESET：设置为低电平

*

* Output         : None

* Return         : None

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

extern void UART_WriteGpioData(UART_TypeDef *UARTx, UART_PINx UART_Pin, UINT8 bitVal);

#endif /* UART_DRV_H_ */