📄 mp3_drv.lst
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C51 COMPILER V6.20c MP3_DRV 07/10/2002 15:17:34 PAGE 1
C51 COMPILER V6.20c, COMPILATION OF MODULE MP3_DRV
OBJECT MODULE PLACED IN ..\obj\mp3_drv.obj
COMPILER INVOKED BY: C:\KEIL\C51\BIN\C51.EXE ..\..\..\lib\mp3\mp3_drv.c BROWSE INCDIR(..\src\system;..\..\..\lib) DEFINE
-(KEIL) DEBUG OBJECTEXTEND PRINT(.\mp3_drv.lst) OBJECT(..\obj\mp3_drv.obj)
stmt level source
1 /*C**************************************************************************
2 * $RCSfile: mp3_drv.c,v $
3 *----------------------------------------------------------------------------
4 * Copyright (c) 2002 Atmel.
5 *----------------------------------------------------------------------------
6 * RELEASE: $Name: DEMO_FAT_1_2_5 $
7 * REVISION: $Revision: 1.5 $
8 * FILE_CVSID: $Id: mp3_drv.c,v 1.5 2002/05/24 09:51:13 njourdan Exp $
9 *----------------------------------------------------------------------------
10 * PURPOSE:
11 * This file contains the MP3 driver routines
12 *
13 * NOTES:
14 * Driver Configuration:
15 * - None
16 * Global Variables:
17 * - None
18 *****************************************************************************/
19
20 /*_____ I N C L U D E S ____________________________________________________*/
21
22 #include "config.h" /* system configuration */
23 #include "mp3_drv.h" /* mp3 driver definition */
24
25
26 /*_____ M A C R O S ________________________________________________________*/
27
28
29 /*_____ D E F I N I T I O N ________________________________________________*/
30
31
32 /*_____ D E C L A R A T I O N ______________________________________________*/
33
34
35 /*F**************************************************************************
36 * NAME: mp3_init
37 *----------------------------------------------------------------------------
38 * PARAMS:
39 *
40 * return:
41 *----------------------------------------------------------------------------
42 * PURPOSE:
43 * MP3 decoder initialisation
44 *----------------------------------------------------------------------------
45 * EXAMPLE:
46 *----------------------------------------------------------------------------
47 * NOTE:
48 *----------------------------------------------------------------------------
49 * REQUIREMENTS:
50 * ram/xram:
51 * cycle:
52 * stack:
53 * code:
54 *****************************************************************************/
C51 COMPILER V6.20c MP3_DRV 07/10/2002 15:17:34 PAGE 2
55 void mp3_init (void)
56 {
57 1 Mp3_play_crc_error(); /* play frames with crc error */
58 1 Mp3_enable(); /* MP3 enable */
59 1 }
60
61
62 /*F**************************************************************************
63 * NAME: mp3_set_prio
64 *----------------------------------------------------------------------------
65 * PARAMS:
66 *
67 * return:
68 *----------------------------------------------------------------------------
69 * PURPOSE:
70 * Set the MP3 decoder priority interrupt
71 *----------------------------------------------------------------------------
72 * EXAMPLE:
73 *----------------------------------------------------------------------------
74 * NOTE:
75 *----------------------------------------------------------------------------
76 * REQUIREMENTS:
77 * ram/xram:
78 * cycle:
79 * stack:
80 * code:
81 *****************************************************************************/
82 void mp3_set_prio (Byte priority)
83 {
84 1 if ((priority == 1) || (priority == 3)) /* set LSB priority bit */
85 1 {
86 2 IPL0 |= MSK_EMP3;
87 2 }
88 1 if ((priority == 2) || (priority == 3)) /* set MSB priority bit */
89 1 {
90 2 IPH0 |= MSK_EMP3;
91 2 }
92 1 }
93
94
95 /*F**************************************************************************
96 * NAME: mp3_stop
97 *----------------------------------------------------------------------------
98 * PARAMS:
99 *
100 * return:
101 *----------------------------------------------------------------------------
102 * PURPOSE:
103 * Close the MP3 decoder
104 *----------------------------------------------------------------------------
105 * EXAMPLE:
106 *----------------------------------------------------------------------------
107 * NOTE:
108 *----------------------------------------------------------------------------
109 * REQUIREMENTS:
110 * ram/xram:
111 * cycle:
112 * stack:
113 * code:
114 *****************************************************************************/
115 void mp3_stop (void)
116 {
C51 COMPILER V6.20c MP3_DRV 07/10/2002 15:17:34 PAGE 3
117 1 Mp3_disable_int(); /* disable MP3 IT */
118 1 Mp3_disable(); /* disable decoding */
119 1 }
120
121
122 /*F**************************************************************************
123 * NAME: mp3_restart
124 *----------------------------------------------------------------------------
125 * PARAMS:
126 *
127 * return:
128 *----------------------------------------------------------------------------
129 * PURPOSE:
130 * MP3 decoder restart
131 *----------------------------------------------------------------------------
132 * EXAMPLE:
133 *----------------------------------------------------------------------------
134 * NOTE:
135 *----------------------------------------------------------------------------
136 * REQUIREMENTS:
137 * ram/xram:
138 * cycle:
139 * stack:
140 * code:
141 *****************************************************************************/
142 void mp3_restart (void)
143 {
144 1 Mp3_disable();
145 1 Mp3_enable();
146 1 }
147
148
149
150
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 43 ----
CONSTANT SIZE = ---- ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = ---- ----
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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