?? mode_task.lst
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C51 COMPILER V7.00 MODE_TASK 04/28/2004 09:31:56 PAGE 1
C51 COMPILER V7.00, COMPILATION OF MODULE MODE_TASK
OBJECT MODULE PLACED IN C:\Documents and Settings\lvxc\桌面\AA\mode_task.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE modules\mode\mode_task.c OPTIMIZE(7,SPEED) BROWSE INCDIR(.\modules\system;.
-\;.\;.\lib_refd) DEFINE(KEIL) DEBUG OBJECTEXTEND PRINT(.\mode_task.lst) OBJECT(C:\Documents and Settings\lvxc\桌面\AA\mo
-de_task.obj)
stmt level source
1 /*C**************************************************************************
2 * NAME: mode_task.c
3 *----------------------------------------------------------------------------
4 * Copyright (c) 2003 Atmel.
5 *----------------------------------------------------------------------------
6 * RELEASE: snd1c-refd-nf-4_0_3
7 * REVISION: 1.11
8 *----------------------------------------------------------------------------
9 * PURPOSE:
10 * This file contains the mode task and attached routines
11 *
12 * NOTES:
13 * Global Variables:
14 * - gl_key_press: bit in bdata space
15 * - gl_key: byte in idata space
16 * - gl_cpt_tick: byte in data space
17 *****************************************************************************/
18
19
20 /*_____ I N C L U D E S ____________________________________________________*/
21
22 #include "config.h" /* system configuration */
23 #include "board.h" /* board definition */
24 #include "modules\display\disp.h" /* display definition */
25 #include "modules\song\song_task.h" /* song task definition */
26 #include "modules\voice\voice_task.h" /* voice task definition */
27 #include "modules\tool\tool_task.h" /* tool task definition */
28 #include "modules\kbd\kbd_task.h" /* keyboard task definition */
29 #include "modules\mem\mem_task.h" /* memory task definition */
30 #include "lib_mcu\mp3\mp3_drv.h" /* mp3 driver definition */
31 #include "lib_mcu\clock\clock.h" /* clock definition */
32 #include "mode_task.h" /* mode task definition */
33
34
35 /*_____ M A C R O S ________________________________________________________*/
36
37 #ifndef MEM_CARD_TYPE
#error MEM_CARD_TYPE must be defined in config.h
#endif
40 #ifndef MEM_CHIP_TYPE
#error MEM_CHIP_TYPE must be defined in config.h
#endif
43
44 #ifndef START_CHECK_CPU_VERSION
#define START_CHECK_CPU_VERSION TRUE
#endif
47
48 #ifndef START_SKEEP_SPLASH_SCREEN
#define START_SKEEP_SPLASH_SCREEN FALSE
#endif
51
52
53 /*_____ D E F I N I T I O N ________________________________________________*/
C51 COMPILER V7.00 MODE_TASK 04/28/2004 09:31:56 PAGE 2
54
55 extern bdata bit gl_key_press; /* set to TRUE if a key is decoded */
56 extern idata Byte gl_key; /* value of the key pressed */
57 extern data Byte gl_cpt_tick; /* general tick counter */
58
59 data Byte mode_state; /* task state */
60
61
62 /*_____ D E C L A R A T I O N ______________________________________________*/
63
64
65 /*F**************************************************************************
66 * NAME: mode_task_init
67 *----------------------------------------------------------------------------
68 * PARAMS:
69 *
70 * return:
71 *----------------------------------------------------------------------------
72 * PURPOSE:
73 * Mode task initialization
74 *----------------------------------------------------------------------------
75 * EXAMPLE:
76 *----------------------------------------------------------------------------
77 * NOTE:
78 *----------------------------------------------------------------------------
79 * REQUIREMENTS:
80 *****************************************************************************/
81 void mode_task_init (void)
82 {
83 1 mode_state = MODE_BOOT;
84 1 song_task_init();
85 1 voice_task_init();
86 1 tool_task_init();
87 1 }
88
89
90 /*F**************************************************************************
91 * NAME: mode_task
92 *----------------------------------------------------------------------------
93 * PARAMS:
94 *
95 * return:
96 *----------------------------------------------------------------------------
97 * PURPOSE:
98 * Mode task
99 *----------------------------------------------------------------------------
100 * EXAMPLE:
101 *----------------------------------------------------------------------------
102 * NOTE:
103 * STATES:
104 * MODE_BOOT boot state
105 * MODE_SPLASH wait splash time
106 * MODE_DOWNLOAD file download mode
107 * MODE_SONG song playing mode
108 * MODE_VOICE voice playing & recording mode
109 * MODE_TOOL tool mode
110 * MODE_IDLE idle mode (switch back to first task)
111 *----------------------------------------------------------------------------
112 * REQUIREMENTS:
113 *****************************************************************************/
114 void mode_task (void)
115 {
C51 COMPILER V7.00 MODE_TASK 04/28/2004 09:31:56 PAGE 3
116 1 switch (mode_state)
117 1 {
118 2 case MODE_BOOT:
119 2 {
120 3 #if START_CHECK_CPU_VERSION == TRUE
if ((NVERS != CHIP_VERSION) && (NVERS != (CHIP_VERSION + 1)))
{
print_screen(FATAL_SCREEN);
while (1); /* stop if bad chip version */
}
else
#endif
128 3 {
129 4 print_screen(SPLASH_SCREEN);
130 4 print_string(SYS_VERSION);
131 4 mode_state = MODE_SPLASH;
132 4 gl_cpt_tick = SPLASH_TEMPO_INIT;
133 4 /* workaound bug MP3 over-consumption after power-up */
134 4 Pll_set_ndiv(534);
135 4 Pll_set_rdiv(94);
136 4 Mp3_set_clock(3);
137 4 Pll_enable();
138 4 while (!Pll_get_lock()); /* wait PLL lock MAY BE REMOVED */
139 4 Mp3_enable(); /* start MP3 init */
140 4 Mp3_disable();
141 4 Pll_stop();
142 4 /* end of workaround */
143 4 }
144 3 break;
145 3 }
146 2
147 2 case MODE_SPLASH:
148 2 {
149 3 if ((START_SKEEP_SPLASH_SCREEN == TRUE) || (gl_key_press) || (gl_cpt_tick > SPLASH_TEMPO))
150 3 {
151 4 gl_key_press = FALSE; /* ack possible key press */
152 4 mode_state = MODE_SONG;
153 4 }
154 3 break;
155 3 }
156 2
157 2 case MODE_DOWNLOAD:
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