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targets/TARGET_ONSEMI/TARGET_NCS36510/uart.h
- Committer:
- amithy
- Date:
- 2017-11-09
- Revision:
- 178:c26431f84b0d
- Parent:
- 149:156823d33999
File content as of revision 178:c26431f84b0d:
/** ****************************************************************************** * @file uart.h * @brief Defines common properties of any UART driver. * @internal * @author ON Semiconductor * $Rev: 2074 $ * $Date: 2013-07-10 18:06:15 +0530 (Wed, 10 Jul 2013) $ ****************************************************************************** * Copyright 2016 Semiconductor Components Industries LLC (d/b/a ON Semiconductor). * All rights reserved. This software and/or documentation is licensed by ON Semiconductor * under limited terms and conditions. The terms and conditions pertaining to the software * and/or documentation are available at http://www.onsemi.com/site/pdf/ONSEMI_T&C.pdf * (ON Semiconductor Standard Terms and Conditions of Sale, Section 8 Software) and * if applicable the software license agreement. Do not use this software and/or * documentation unless you have carefully read and you agree to the limited terms and * conditions. By using this software and/or documentation, you agree to the limited * terms and conditions. * * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. * ON SEMICONDUCTOR SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, * INCIDENTAL, OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. * @endinternal * * @details * A UART driver must comply to the generic driver template (see driver.h), and * more specifically to the character driver template (see char_driver.h). All * UART drivers share some properties; defining these is the purpose of this file. * * The options passed when opening a UART device should at least include the * flow control type and the baud rate. These are included in the uart_options_t * data type. The type can be extended by a UART driver implementation. * * The UART driver implementation must make its driver publicly available with * an external global variable. * * @ingroup uart */ #ifndef UART_H_ #define UART_H_ //#include "char_driver.h" /** Type listing the supported kinds of flow control. */ typedef enum { /** No flow control */ none, /** use hardware CTS (External CPU indicates it is ok for the modem to transmit) * and RTS (modem requests to sent to external CPU) flow control. */ rtscts, /** use hardware CTS/RTS flow control, but CTS is no response to RTS, * RTS and CTS are used to indicate intent to transmit. */ rtscts_e } flow_control_t; /** A set of options to be passed when creating a uart device instance. */ typedef struct uart_options { uint32_t baudrate; /**< The expected baud rate. */ flow_control_t control;/**< Defines type of flow control, none or rtscts */ } uart_options_t, *uart_options_pt; #endif /* UART_H_ */