📄 waveplayer.txt
字号:
000016 bf00 NOP
|L4.24|
000018 f7fff7ff BL ReadKey
00001c 2800 CMP r0,#0
00001e d1fb BNE |L4.24|
;;;74 {
;;;75 }
;;;76
;;;77 /* Display the welcome screen and the commands */
;;;78 LCD_Update(ALL);
000020 4861 LDR r0,|L4.424|
000022 f7fff7ff BL LCD_Update
;;;79
;;;80 /* Choose number of repetitions: 0 => infinite repetitions */
;;;81 I2S_CODEC_ReplayConfig(0);
000026 2000 MOVS r0,#0
000028 f7fff7ff BL I2S_CODEC_ReplayConfig
;;;82 I2S_CODEC_Init(OutputDevice_SPEAKER, AUDIO_FILE_ADDRESS);
00002c 4f5f LDR r7,|L4.428|
00002e 2001 MOVS r0,#1
000030 4639 MOV r1,r7
000032 f7fff7ff BL I2S_CODEC_Init
000036 f44ff44f MOV r8,#0x10000
00003a f44ff44f MOV r9,#0x100
00003e f04ff04f MOV r10,#0x1000000
;;;83
;;;84 /* Endless loop */
;;;85 while(1)
;;;86 {
;;;87 /* Check which key is pressed */
;;;88 MyKey = ReadKey();
000042 bf00 NOP
|L4.68|
000044 f7fff7ff BL ReadKey
000048 4604 MOV r4,r0
;;;89
;;;90 if(Counter == 0)
00004a b945 CBNZ r5,|L4.94|
;;;91 { /* Mask All Interrupts */
;;;92 NVIC_SETPRIMASK();
00004c f7fff7ff BL NVIC_SETPRIMASK
;;;93 /* Update the displayed progression information */
;;;94 LCD_Update(PROGRESS);
000050 f44ff44f MOV r0,#0x1000
000054 f7fff7ff BL LCD_Update
;;;95 Counter = 0x5FFFF;
000058 4d55 LDR r5,|L4.432|
;;;96 /* Disable mask of all interrupts */
;;;97 NVIC_RESETPRIMASK();
00005a f7fff7ff BL NVIC_RESETPRIMASK
|L4.94|
;;;98 }
;;;99 Counter--;
00005e 1e6d SUBS r5,r5,#1
;;;100 /* If "UP" pushbutton is pressed */
;;;101 if(MyKey == UP)
000060 2c04 CMP r4,#4
000062 d11d BNE |L4.160|
;;;102 {
;;;103 /* Mask All Interrupts */
;;;104 NVIC_SETPRIMASK();
000064 f7fff7ff BL NVIC_SETPRIMASK
;;;105 /* Check if the Codec is PLAYING audio file */
;;;106 if (GetVar_AudioPlayStatus() == AudioPlayStatus_PLAYING)
000068 f7fff7ff BL GetVar_AudioPlayStatus
00006c 2801 CMP r0,#1
00006e d102 BNE |L4.118|
;;;107 {
;;;108 I2S_CODEC_ControlVolume(VolumeDirection_HIGH, VOLStep);
000070 2104 MOVS r1,#4
000072 200f MOVS r0,#0xf
;;;109
;;;110 /* Update the display information */
;;;111 LCD_Update(VOL);
000074 e01e B |L4.180|
|L4.118|
;;;112 }
;;;113 /* UP bottomn pushed in PAUSE mode => Enable the Speaker device output ---*/
;;;114 else
;;;115 {
;;;116 /* Update the display information */
;;;117 LCD_Update(PLAY);
000076 4650 MOV r0,r10
000078 f7fff7ff BL LCD_Update
;;;118
;;;119 /* Configure the Speaker as output and reinitialize all devices */
;;;120 err = I2S_CODEC_SpeakerHeadphoneSwap(OutputDevice_SPEAKER, AUDIO_FILE_ADDRESS);
00007c 4639 MOV r1,r7
00007e 2001 MOVS r0,#1
;;;121
;;;122 /* Error message display if failure */
;;;123 if (err != 0)
000080 e021 B |L4.198|
;;;124 {
;;;125 LCD_DisplayError(err);
000082 bf00 NOP
|L4.132|
000084 f7fff7ff BL LCD_DisplayError
;;;126
;;;127 /* Enable the FSMC that share a pin w/ I2C1 (LBAR) */
;;;128 RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE);
000088 2101 MOVS r1,#1
00008a 4648 MOV r0,r9
00008c f7fff7ff BL RCC_AHBPeriphClockCmd
;;;129
;;;130 /* Clear the LCD */
;;;131 LCD_Clear(White);
000090 4630 MOV r0,r6
000092 f7fff7ff BL LCD_Clear
;;;132
;;;133 /* Display the previous menu */
;;;134 DisplayMenu();
000096 f7fff7ff BL DisplayMenu
;;;135
;;;136 /* Disable mask of all interrupts */
;;;137 NVIC_RESETPRIMASK();
00009a f7fff7ff BL NVIC_RESETPRIMASK
;;;138
;;;139 /* Enable the JoyStick interrupts */
;;;140 IntExtOnOffConfig(ENABLE);
;;;141 return;
00009e e052 B |L4.326|
|L4.160|
;;;142 }
;;;143 }
;;;144 /* Disable mask of all interrupts */
;;;145 NVIC_RESETPRIMASK();
;;;146 }
;;;147
;;;148 /* If "DOWN" pushbutton is pressed */
;;;149 if(MyKey == DOWN)
0000a0 2c05 CMP r4,#5
0000a2 d115 BNE |L4.208|
;;;150 {
;;;151 /* Mask All Interrupts */
;;;152 NVIC_SETPRIMASK();
0000a4 f7fff7ff BL NVIC_SETPRIMASK
;;;153
;;;154 /* If the Codec is PLAYING => Decrease Volume*/
;;;155 if (GetVar_AudioPlayStatus() == AudioPlayStatus_PLAYING)
0000a8 f7fff7ff BL GetVar_AudioPlayStatus
0000ac 2801 CMP r0,#1
0000ae d105 BNE |L4.188|
;;;156 {
;;;157 /* Increase the audio codec digital volume */
;;;158 I2S_CODEC_ControlVolume(VolumeDirection_LOW, VOLStep);
0000b0 2104 MOVS r1,#4
0000b2 200a MOVS r0,#0xa
|L4.180|
0000b4 f7fff7ff BL I2S_CODEC_ControlVolume
;;;159
;;;160 /* Update the LCD display */
;;;161 LCD_Update(VOL);
0000b8 4640 MOV r0,r8
0000ba e015 B |L4.232|
|L4.188|
;;;162 }
;;;163 else /* If the Codec is PAUSED => Headphone Enable */
;;;164 {
;;;165 /* Update the LCD display */
;;;166 LCD_Update(PLAY);
0000bc 4650 MOV r0,r10
0000be f7fff7ff BL LCD_Update
;;;167
;;;168 /* Enable the Headphone output and reinitialize all devices */
;;;169 err = I2S_CODEC_SpeakerHeadphoneSwap(OutputDevice_HEADPHONE, AUDIO_FILE_ADDRESS);
0000c2 4639 MOV r1,r7
0000c4 2002 MOVS r0,#2
|L4.198|
0000c6 f7fff7ff BL I2S_CODEC_SpeakerHeadphoneSwap
0000ca 2800 CMP r0,#0
|L4.204|
0000cc d1da BNE |L4.132|
0000ce e01b B |L4.264|
|L4.208|
;;;170
;;;171 /* Error message display if failure */
;;;172 if (err != 0)
;;;173 {
;;;174 LCD_DisplayError(err);
;;;175
;;;176 /* Enable the FSMC that share a pin w/ I2C1 (LBAR) */
;;;177 RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE);
;;;178
;;;179 /* Clear the LCD */
;;;180 LCD_Clear(White);
;;;181
;;;182 /* Display the previous menu */
;;;183 DisplayMenu();
;;;184
;;;185 /* Disable mask of all interrupts */
;;;186 NVIC_RESETPRIMASK();
;;;187
;;;188 /* Enable the JoyStick interrupts */
;;;189 IntExtOnOffConfig(ENABLE);
;;;190 return;
;;;191 }
;;;192 }
;;;193 /* Disable mask of all interrupts */
;;;194 NVIC_RESETPRIMASK();
;;;195 }
;;;196
;;;197 /* If "RIGHT" pushbutton is pressed */
;;;198 if(MyKey == RIGHT)
0000d0 2c02 CMP r4,#2
0000d2 d10c BNE |L4.238|
;;;199 {
;;;200 /* Mask All Interrupts */
;;;201 NVIC_SETPRIMASK();
0000d4 f7fff7ff BL NVIC_SETPRIMASK
;;;202
;;;203 /* Check if the Codec is PLAYING audio file */
;;;204 if (GetVar_AudioPlayStatus() == AudioPlayStatus_PLAYING)
0000d8 f7fff7ff BL GetVar_AudioPlayStatus
0000dc 2801 CMP r0,#1
0000de d113 BNE |L4.264|
;;;205 {
;;;206 I2S_CODEC_ForwardPlay(STEP_FORWARD);
0000e0 2002 MOVS r0,#2
0000e2 f7fff7ff BL I2S_CODEC_ForwardPlay
;;;207 /* Update the display information */
;;;208 LCD_Update(FRWD);
0000e6 e00d B |L4.260|
|L4.232|
0000e8 f7fff7ff BL LCD_Update
0000ec e00c B |L4.264|
|L4.238|
;;;209 }
;;;210 /* Disable mask of all interrupts */
;;;211 NVIC_RESETPRIMASK();
;;;212 }
;;;213 /* If "LEFT" pushbutton is pressed */
;;;214 if(MyKey == LEFT)
0000ee 2c03 CMP r4,#3
0000f0 d10d BNE |L4.270|
;;;215 {
;;;216 /* Mask All Interrupts */
;;;217 NVIC_SETPRIMASK();
0000f2 f7fff7ff BL NVIC_SETPRIMASK
;;;218
;;;219 /* Check if the Codec is PLAYING audio file */
;;;220 if (GetVar_AudioPlayStatus() == AudioPlayStatus_PLAYING)
0000f6 f7fff7ff BL GetVar_AudioPlayStatus
0000fa 2801 CMP r0,#1
0000fc d104 BNE |L4.264|
;;;221 {
;;;222 I2S_CODEC_RewindPlay(STEP_BACK);
0000fe 2006 MOVS r0,#6
000100 f7fff7ff BL I2S_CODEC_RewindPlay
|L4.260|
;;;223 /* Update the display information */
;;;224 LCD_Update(FRWD);
000104 4648 MOV r0,r9
000106 e7ef B |L4.232|
|L4.264|
;;;225 }
;;;226 /* Disable mask of all interrupts */
;;;227 NVIC_RESETPRIMASK();
000108 f7fff7ff BL NVIC_RESETPRIMASK
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