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dbg.c
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1 /*
2  * Copyright (c) 2015, Nordic Semiconductor
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the Institute nor the names of its contributors
14  * may be used to endorse or promote products derived from this software
15  * without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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29  */
30 
31 /**
32  * \addtogroup nrf52dk
33  * @{
34  *
35  * \addtogroup nrf52dk-dbg-io Debug IO over UART
36  * @{
37  *
38  * \file
39  * Function implementations for debug io module.
40  * \author
41  * Wojciech Bober <wojciech.bober@nordicsemi.no>
42  *
43  */
44 #include "dev/uart0.h"
45 /*---------------------------------------------------------------------------*/
46 unsigned int
47 dbg_send_bytes(const unsigned char *s, unsigned int len)
48 {
49  unsigned int i = 0;
50 
51  while (s && *s != 0) {
52  if (i >= len) {
53  break;
54  }
55  uart0_writeb(*s++);
56  i++;
57  }
58 
59  return i;
60 }
61 /*---------------------------------------------------------------------------*/
62 int
63 dbg_putchar(int c)
64 {
65  uart0_writeb(c);
66  return c;
67 }
68 /*---------------------------------------------------------------------------*/
69 /**
70  * @}
71  * @}
72  */
dbg_send_bytes
unsigned int dbg_send_bytes(const unsigned char *s, unsigned int len)
Print a stream of bytes.
Definition: dbg.c:89
dbg_putchar
int dbg_putchar(int c)
Print a character to debug output.
Definition: dbg.c:63
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