| /* | |
| FreeRTOS V8.0.0:rc1 - Copyright (C) 2014 Real Time Engineers Ltd. | |
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| This file is part of the FreeRTOS distribution. | |
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| */ | |
| #ifndef STM_32_SERIAL_COMMS_H | |
| #define STM_32_SERIAL_COMMS_H | |
| /* | |
| * Initialise a COM port. As supplied 2 COM ports are supported, so ulPort can | |
| * be either 0 or 1. Note that COM 0 is in effect USART1 in ST library | |
| * terminology. The baud rate can be any standard baud rate and has been tested | |
| * up to 115200 baud. | |
| */ | |
| long lCOMPortInit( unsigned long ulPort, unsigned long ulWantedBaud ); | |
| /* | |
| * Output a single char to a COM port. As supplied 2 COM ports are supported, | |
| * so ulPort can be 0 or 1. Note that COM 0 is in effect USART1 in ST library | |
| * terminology. cOutChar is the character to be transmit, and xBlockTime is | |
| * the time the task should be held in the Blocked state (in ticks) for space | |
| * to become available in the queue of characters waiting transmission. pdPASS | |
| * will be returned if the character is successfully queued (possible after | |
| * waiting in the Blocked state for up to xBlockTime ticks), otherwise pdFAIL | |
| * will be returned. | |
| */ | |
| signed long xSerialPutChar( long lPort, signed char cOutChar, portTickType xBlockTime ); | |
| /* | |
| * Retrieve a character from the queue of received characters. As supplied 2 | |
| * COM ports are supported, so ulPort can be 0 or 1. Note that COM 0 is in | |
| * effect USART1 in ST library terminology. pcRxedChar is the address into | |
| * which the received character will be copied, and xBlockTime is the time the | |
| * task should be held in the Blocked state (in ticks) for a character to be | |
| * available if one is not available immediately. pdPASS will be returned if a | |
| * character is successfully returned (possible after waiting in the Blocked | |
| * state for up to xBlockTime ticks), otherwise pdFAIL will be returned. | |
| */ | |
| signed long xSerialGetChar( long lPort, signed char *pcRxedChar, portTickType xBlockTime ); | |
| /* | |
| * Send a string of characters to a COM port. As supplied 2 COM ports are | |
| * supported, so ulPort can be 0 or 1. Note that COM 0 is in effect USART1 in | |
| * ST library terminology. pcString contains the address of the first | |
| * character to be transmit, and ulStringLength the total number of characters | |
| * from and including *pcString. pdPASS will be returned if the entire string | |
| * is queued for transmission successfully, otherwise pdFAIL will be returned. | |
| * Note that serPUT_STRING_CHAR_DELAY within STM32_USART.c can be adjusted in | |
| * accordance with the applications requirements. Comments are included where | |
| * serPUT_STRING_CHAR_DELAY is defined. | |
| */ | |
| long lSerialPutString( long lPort, const char * const pcString, unsigned long ulStringLength ); | |
| #endif | |