Subversion Repositories libSerial

Rev

Rev 8 | Rev 12 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
2 mjames 1 
/*
2 
 * serial.h
3 
 *
4 
 *  Created on: 4 Jan 2016
5 
 *      Author: Mike
6 
 */
7 
 
10 mjames 8 
#pragma once
2 mjames 9 
 
10 
#include "main.h"
10 mjames 11 
typedef struct
12 
{
13 
        UART_HandleTypeDef *Handle;
2 mjames 14 
 
15 
        volatile uint8_t tx_usart_buff[TX_USART_BUFF_SIZ];
16 
        volatile unsigned int tx_usart_in_Ptr;
17 
        volatile unsigned int tx_usart_out_Ptr;
10 mjames 18 
        volatile unsigned int tx_usart_overruns;
2 mjames 19 
        volatile uint8_t tx_usart_running;
10 mjames 20 
 
2 mjames 21 
        volatile uint8_t rx_usart_buff[RX_USART_BUFF_SIZ];
22 
        volatile unsigned int rx_usart_in_Ptr;
23 
        volatile unsigned int rx_usart_out_Ptr;
24 
        volatile uint8_t rx_usart_buffer_full;
25 
} usart_ctl;
26 
 
10 mjames 27 
 
28 
 
2 mjames 29 
#if defined SERIAL_UART1
30 
extern usart_ctl uc1;
31 
#endif
32 
#if defined SERIAL_UART2
33 
extern usart_ctl uc2;
34 
#endif
35 
#if defined SERIAL_UART3
36 
extern usart_ctl uc3;
37 
#endif
7 mjames 38 
#if defined SERIAL_UART4
39 
extern usart_ctl uc4;
40 
#endif
41 
#if defined SERIAL_UART5
42 
extern usart_ctl uc5;
43 
#endif
2 mjames 44 
 
7 mjames 45 
///@brief  returns the number of characters in the recieve buffer
10 mjames 46 
extern uint16_t SerialCharsReceived(usart_ctl *instance);
47 
///@brief Get the amount of free space in the transmit buffer.
48 
extern uint16_t SerialTransmitSpace(usart_ctl *instance);
2 mjames 49 
 
10 mjames 50 
extern uint8_t PollSerial(usart_ctl *instance);
51 
extern uint8_t GetCharSerial(usart_ctl *instance);
52 
extern void EnableSerialRxInterrupt(usart_ctl *instance);
7 mjames 53 
 
10 mjames 54 
extern void UART_IRQHandler(usart_ctl *instance);
2 mjames 55 
 
10 mjames 56 
extern void PutCharSerial(usart_ctl *instance, uint8_t c);
57 
extern void ResetTxBuffer(usart_ctl *instance);
58 
extern void ResetRxBuffer(usart_ctl *instance);
59 
extern void FlushSerial(usart_ctl *instance);
60 
extern uint8_t TxBufferEmpty(usart_ctl *instance);
4 mjames 61 
///@brief  wait until the USART buffer is empty and all characters are sent
62 
extern void TxWaitEmpty(usart_ctl *instance);
2 mjames 63 
 
10 mjames 64 
extern void init_usart_ctl(usart_ctl *instance,
65 
                                                   UART_HandleTypeDef *usart);
2 mjames 66 
 
10 mjames 67 
extern void setBaud(usart_ctl *instance, uint32_t baud);