This is a general cleanup of things like code style issues and code structure of the STM32w port to make it more like the rest of Contiki is structured.
73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
/** @file hal/micro/cortexm3/uart.h
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* @brief Header for STM32W uart drivers, supporting IAR's standard library
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* IO routines.
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*
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* <!--(C) COPYRIGHT 2010 STMicroelectronics. All rights reserved. -->
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*/
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#ifndef __UART_MIN_H__
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#define __UART_MIN_H__
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#ifdef __ICCARM__
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#include <yfuns.h>
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#endif
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/**
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* @brief A list of the possible values for the parity parameter to uartInit()
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*/
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typedef enum
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{
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PARITY_NONE = 0,
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PARITY_ODD = 1,
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PARITY_EVEN = 2
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} SerialParity;
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/**
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* @brief Initialize the UART
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*
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* @param baudrate The baudrate which will be used for communication.
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* Ex: 115200
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*
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* @param databits The number of data bits used for communication.
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* Valid values are 7 or 8
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*
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* @param parity The type of parity used for communication.
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* See the SerialParity enum for possible values
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*
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* @return stopbits The number of stop bits used for communication.
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* Valid values are 1 or 2
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*/
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void uartInit(uint32_t baudrate, uint8_t databits, SerialParity parity, uint8_t stopbits);
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#ifdef __ICCARM__
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/**
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* @brief Flush the output stream. DLib_Config_Full.h defines fflush(), but
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* this library includes too much code so we compile with DLib_Config_Normal.h
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* instead which does not define fflush(). Therefore, we manually define
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* fflush() in the low level UART driver. This function simply redirects
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* to the __write() function with a NULL buffer, triggering a flush.
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*
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* @param handle The output stream. Should be set to 'stdout' like normal.
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*
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* @return Zero, indicating success.
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*/
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size_t fflush(int handle);
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/**
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* @brief Define the stdout stream. Since we compile with DLib_Config_Normal.h
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* it does not define 'stdout'. There is a low-level IO define '_LLIO_STDOUT'
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* which is equivalent to stdout. Therefore, we define 'stdout' to be
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* '_LLIO_STDOUT'.
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*/
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#define stdout _LLIO_STDOUT
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#endif
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/**
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* @brief Read the input byte if any.
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*/
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boolean __io_getcharNonBlocking(uint8_t *data);
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void __io_putchar( char c );
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int __io_getchar(void);
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void __io_flush( void );
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#endif //__UART_MIN_H__
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