uart.h

Go to the documentation of this file.

/********************************************************************************************************
 * @file     uart.h 
 *
 * @brief    This is the header file for TLSR8258
 *
 * @author   Driver Group
 * @date     May 8, 2018
 *
 * @par      Copyright (c) 2018, Telink Semiconductor (Shanghai) Co., Ltd.
 *           All rights reserved.
 *
 *           The information contained herein is confidential property of Telink
 *           Semiconductor (Shanghai) Co., Ltd. and is available under the terms
 *           of Commercial License Agreement between Telink Semiconductor (Shanghai)
 *           Co., Ltd. and the licensee or the terms described here-in. This heading
 *           MUST NOT be removed from this file.
 *
 *           Licensees are granted free, non-transferable use of the information in this
 *           file under Mutual Non-Disclosure Agreement. NO WARRENTY of ANY KIND is provided.
 * @par      History:
 *           1.initial release(DEC. 26 2018)
 *
 * @version  A001
 *
 *******************************************************************************************************/

#include "register.h"
#include "gpio.h"
#include "compiler.h"

#ifndef     uart_H
#define     uart_H


enum{
    UART_BW_MUL1  = 0,
    UART_BW_MUL2  = 1,
    UART_BW_MUL3  = 2,
    UART_BW_MUL4  = 3,
};

typedef enum {
    PARITY_NONE = 0,
    PARITY_EVEN,
    PARITY_ODD,
} UART_ParityTypeDef;

typedef enum {
    STOP_BIT_ONE          = 0,
    STOP_BIT_ONE_DOT_FIVE = BIT(4),
    STOP_BIT_TWO          = BIT(5),
} UART_StopBitTypeDef;

typedef enum {
    UART_RTS_MODE_AUTO = 0,
    UART_RTS_MODE_MANUAL,
} UART_RTSModeTypeDef;

typedef enum{
    UART_TX_PA2 = GPIO_PA2,
    UART_TX_PB1 = GPIO_PB1,
    UART_TX_PD0 = GPIO_PD0,
    UART_TX_PD3 = GPIO_PD3,
    UART_TX_PD7 = GPIO_PD7,
}UART_TxPinDef;

typedef enum{
    UART_RX_PA0 = GPIO_PA0,
    UART_RX_PB0 = GPIO_PB0,
    UART_RX_PB7 = GPIO_PB7,
    UART_RX_PC3 = GPIO_PC3,
    UART_RX_PC5 = GPIO_PC5,
    UART_RX_PD6 = GPIO_PD6,
}UART_RxPinDef;

typedef enum{
    UART_CTS_PA3 = GPIO_PA3,
    UART_CTS_PB2 = GPIO_PB2,
    UART_CTS_PC4 = GPIO_PC4,
    UART_CTS_PD1 = GPIO_PD1,
}UART_CtsPinDef;

typedef enum{
    UART_RTS_PA4 = GPIO_PA4,
    UART_RTS_PB3 = GPIO_PB3,
    UART_RTS_PB6 = GPIO_PB6,
    UART_RTS_PC0 = GPIO_PC0,
}UART_RtsPinDef;



static inline unsigned char uart_tx_is_busy(void)
{
    return ( (reg_uart_status1 & FLD_UART_TX_DONE) ? 0 : 1) ;
}


static inline void uart_reset(void)
{
    reg_rst0 |= FLD_RST0_UART;
    reg_rst0 &= (~FLD_RST0_UART);
}


extern void uart_init(unsigned short g_uart_div, unsigned char g_bwpc, UART_ParityTypeDef Parity, UART_StopBitTypeDef StopBit);
extern void uart_init_baudrate(unsigned int Baudrate,unsigned int System_clock , UART_ParityTypeDef Parity, UART_StopBitTypeDef StopBit);

extern void uart_dma_enable(unsigned char rx_dma_en, unsigned char tx_dma_en);

extern void uart_irq_enable(unsigned char rx_irq_en, unsigned char tx_irq_en);

extern void uart_ndma_send_byte(unsigned char uartData);

extern void uart_ndma_irq_triglevel(unsigned char rx_level, unsigned char tx_level);

extern unsigned char uart_ndmairq_get(void);

extern volatile unsigned char uart_dma_send(unsigned char* Addr);

extern volatile unsigned char uart_send_byte(unsigned char byte);
extern void uart_recbuff_init(unsigned char *RecvAddr, unsigned short RecvBufLen);



extern unsigned char uart_is_parity_error(void);

extern void  uart_clear_parity_error(void);

extern void uart_set_rts(unsigned char Enable, UART_RTSModeTypeDef Mode, unsigned char Thresh, unsigned char Invert,  UART_RtsPinDef pin);

extern void uart_set_rts_level(unsigned char Polarity);

extern void uart_set_cts(unsigned char Enable, unsigned char Select,UART_CtsPinDef pin);

extern void uart_gpio_set(UART_TxPinDef tx_pin,UART_RxPinDef rx_pin);


#endif
 //end of GP14