LPCOpen Platform  v1.03
LPCOpen Platform for NXP LPC Microcontrollers
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usart_002.c
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1 /*
2  * @brief UART/USART registers and control functions
3  *
4  * @note
5  * Copyright(C) NXP Semiconductors, 2012
6  * All rights reserved.
7  *
8  * @par
9  * Software that is described herein is for illustrative purposes only
10  * which provides customers with programming information regarding the
11  * LPC products. This software is supplied "AS IS" without any warranties of
12  * any kind, and NXP Semiconductors and its licensor disclaim any and
13  * all warranties, express or implied, including all implied warranties of
14  * merchantability, fitness for a particular purpose and non-infringement of
15  * intellectual property rights. NXP Semiconductors assumes no responsibility
16  * or liability for the use of the software, conveys no license or rights under any
17  * patent, copyright, mask work right, or any other intellectual property rights in
18  * or to any products. NXP Semiconductors reserves the right to make changes
19  * in the software without notification. NXP Semiconductors also makes no
20  * representation or warranty that such application will be suitable for the
21  * specified use without further testing or modification.
22  *
23  * @par
24  * Permission to use, copy, modify, and distribute this software and its
25  * documentation is hereby granted, under NXP Semiconductors' and its
26  * licensor's relevant copyrights in the software, without fee, provided that it
27  * is used in conjunction with NXP Semiconductors microcontrollers. This
28  * copyright, permission, and disclaimer notice must appear in all copies of
29  * this code.
30  */
31 
32 #include "usart_002.h"
33 
34 /*****************************************************************************
35  * Private types/enumerations/variables
36  ****************************************************************************/
37 
38 /*****************************************************************************
39  * Public types/enumerations/variables
40  ****************************************************************************/
41 
42 /*****************************************************************************
43  * Private functions
44  ****************************************************************************/
45 
46 /*****************************************************************************
47  * Public functions
48  ****************************************************************************/
49 
50 /* Configure the UART protocol */
51 void IP_UART_Config(IP_USART_002_T *pUART,
52  IP_UART_002_DATALEN_T Databits,
53  IP_UART_002_PARITY_T Parity,
54  IP_UART_002_STOPLEN_T Stopbits
55  )
56 {
57  pUART->CFG = ((uint32_t) Databits) | ((uint32_t) Parity) | ((uint32_t) Stopbits);
58 }
59 
60 /* Enable/Disable UART Interrupts */
61 void IP_UART_IntEnable(IP_USART_002_T *pUART, uint32_t UARTIntCfg, FunctionalState NewState)
62 {
63  if (NewState == ENABLE) {
64  pUART->INTENSET |= UARTIntCfg;
65  pUART->INTENCLR &= ~UARTIntCfg;
66  }
67  else {
68  pUART->INTENCLR |= UARTIntCfg;
69  pUART->INTENSET &= ~UARTIntCfg;
70  }
71 }