📄 wavemaker.txt
字号:
000118 2101 MOVS r1,#1
00011a 4807 LDR r0,|L1.312|
00011c f7fffffe BL TIM_Cmd
;;;316 //TIM_Cmd(TIM2, ENABLE);
;;;317
;;;318 }
000120 b00c ADD sp,sp,#0x30
000122 bd10 POP {r4,pc}
;;;319
ENDP
|L1.292|
DCD g_SineWave32
|L1.296|
000128 1cac0831
00012c 3fe3645a DCFD 0x3fe3645a1cac0831 ; 0.60599999999999998
|L1.304|
DCD g_Wave
|L1.308|
DCD 0x40010800
|L1.312|
DCD 0x40001000
|L1.316|
DCD 0x40020430
|L1.320|
DCD 0x40007408
AREA ||i.SetupWaveType||, CODE, READONLY, ALIGN=2
SetupWaveType PROC
;;;319
;;;320 void SetupWaveType(uint8_t _type)
000000 b57f PUSH {r0-r6,lr}
;;;321 {
000002 4604 MOV r4,r0
;;;322 /*
;;;323 计算波形幅度。
;;;324 DAC寄存器最大值 4096 对应3.3V
;;;325
;;;326 我们期望获得2V的幅度，系数 = 0.606
;;;327 4096 * 0.606 = 2482
;;;328 */
;;;329 TIM_Cmd(TIM6, DISABLE);
000004 2100 MOVS r1,#0
000006 481d LDR r0,|L2.124|
000008 f7fffffe BL TIM_Cmd
;;;330 switch (_type)
00000c b114 CBZ r4,|L2.20|
00000e 2c01 CMP r4,#1
000010 d12d BNE |L2.110|
000012 e018 B |L2.70|
|L2.20|
;;;331 {
;;;332 case WT_SIN: /* 正弦波 */
;;;333 {
;;;334 uint32_t i;
;;;335
;;;336 for (i = 0; i < 128; i++)
000014 2500 MOVS r5,#0
000016 e013 B |L2.64|
|L2.24|
;;;337 {
;;;338 /* 调整正弦波幅度 */
;;;339 g_Wave[i] = g_SineWave32[i] * 0.606;
000018 4919 LDR r1,|L2.128|
00001a f8310015 LDRH r0,[r1,r5,LSL #1]
00001e f7fffffe BL __aeabi_ui2d
000022 e9cd0102 STRD r0,r1,[sp,#8]
000026 a017 ADR r0,|L2.132|
000028 c80c LDM r0!,{r2,r3}
00002a 9802 LDR r0,[sp,#8]
00002c f7fffffe BL __aeabi_dmul
000030 e9cd0100 STRD r0,r1,[sp,#0]
000034 f7fffffe BL __aeabi_d2uiz
000038 4914 LDR r1,|L2.140|
00003a f8210015 STRH r0,[r1,r5,LSL #1]
00003e 1c6d ADDS r5,r5,#1 ;336
|L2.64|
000040 2d80 CMP r5,#0x80 ;336
000042 d3e9 BCC |L2.24|
;;;340 }
;;;341
;;;342 }
;;;343 break;
000044 e013 B |L2.110|
|L2.70|
;;;344
;;;345 case WT_RECT: /* 方波 */
;;;346 {
;;;347 uint32_t i;
;;;348
;;;349 for (i = 0; i < 64; i++)
000046 2000 MOVS r0,#0
000048 e004 B |L2.84|
|L2.74|
;;;350 {
;;;351 g_Wave[i] = 0;
00004a 2100 MOVS r1,#0
00004c 4a0f LDR r2,|L2.140|
00004e f8221010 STRH r1,[r2,r0,LSL #1]
000052 1c40 ADDS r0,r0,#1 ;349
|L2.84|
000054 2840 CMP r0,#0x40 ;349
000056 d3f8 BCC |L2.74|
;;;352 }
;;;353
;;;354 for (i = 0; i < 64; i++)
000058 2000 MOVS r0,#0
00005a e005 B |L2.104|
|L2.92|
;;;355 {
;;;356 g_Wave[i] = 2482;
00005c f64011b2 MOV r1,#0x9b2
000060 4a0a LDR r2,|L2.140|
000062 f8221010 STRH r1,[r2,r0,LSL #1]
000066 1c40 ADDS r0,r0,#1 ;354
|L2.104|
000068 2840 CMP r0,#0x40 ;354
00006a d3f7 BCC |L2.92|
;;;357 }
;;;358 }
;;;359 break;
00006c bf00 NOP
|L2.110|
00006e bf00 NOP ;343
;;;360 }
;;;361
;;;362
;;;363 TIM_Cmd(TIM6, ENABLE);
000070 2101 MOVS r1,#1
000072 4802 LDR r0,|L2.124|
000074 f7fffffe BL TIM_Cmd
;;;364 }
000078 bd7f POP {r0-r6,pc}
ENDP
00007a 0000 DCW 0x0000
|L2.124|
DCD 0x40001000
|L2.128|
DCD g_SineWave32
|L2.132|
000084 1cac0831
000088 3fe3645a DCFD 0x3fe3645a1cac0831 ; 0.60599999999999998
|L2.140|
DCD g_Wave
AREA ||.bss||, DATA, NOINIT, ALIGN=1
g_Wave
% 256
AREA ||.constdata||, DATA, READONLY, ALIGN=1
g_SineWave128
000000 07ff0863 DCW 0x07ff,0x0863
000004 08c8092b DCW 0x08c8,0x092b
000008 098e09f0 DCW 0x098e,0x09f0
00000c 0a510ab1 DCW 0x0a51,0x0ab1
000010 0b0e0b6a DCW 0x0b0e,0x0b6a
000014 0bc40c1b DCW 0x0bc4,0x0c1b
000018 0c700cc2 DCW 0x0c70,0x0cc2
00001c 0d120d5e DCW 0x0d12,0x0d5e
000020 0da60dec DCW 0x0da6,0x0dec
000024 0e2d0e6b DCW 0x0e2d,0x0e6b
000028 0ea50edb DCW 0x0ea5,0x0edb
00002c 0f0c0f39 DCW 0x0f0c,0x0f39
000030 0f620f86 DCW 0x0f62,0x0f86
000034 0fa60fc1 DCW 0x0fa6,0x0fc1
000038 0fd70fe8 DCW 0x0fd7,0x0fe8
00003c 0ff40ffc DCW 0x0ff4,0x0ffc
000040 0ffe0ffc DCW 0x0ffe,0x0ffc
000044 0ff40fe8 DCW 0x0ff4,0x0fe8
000048 0fd70fc1 DCW 0x0fd7,0x0fc1
00004c 0fa60f86 DCW 0x0fa6,0x0f86
000050 0f620f39 DCW 0x0f62,0x0f39
000054 0f0c0edb DCW 0x0f0c,0x0edb
000058 0ea50e6b DCW 0x0ea5,0x0e6b
00005c 0e2d0dec DCW 0x0e2d,0x0dec
000060 0da60d5e DCW 0x0da6,0x0d5e
000064 0d120cc2 DCW 0x0d12,0x0cc2
000068 0c700c1b DCW 0x0c70,0x0c1b
00006c 0bc40b6a DCW 0x0bc4,0x0b6a
000070 0b0e0ab1 DCW 0x0b0e,0x0ab1
000074 0a5109f0 DCW 0x0a51,0x09f0
000078 098e092b DCW 0x098e,0x092b
00007c 08c80863 DCW 0x08c8,0x0863
000080 07ff079b DCW 0x07ff,0x079b
000084 073606d3 DCW 0x0736,0x06d3
000088 0670060e DCW 0x0670,0x060e
00008c 05ad054d DCW 0x05ad,0x054d
000090 04f00494 DCW 0x04f0,0x0494
000094 043a03e3 DCW 0x043a,0x03e3
000098 038e033c DCW 0x038e,0x033c
00009c 02ec02a0 DCW 0x02ec,0x02a0
0000a0 02580212 DCW 0x0258,0x0212
0000a4 01d10193 DCW 0x01d1,0x0193
0000a8 01590123 DCW 0x0159,0x0123
0000ac 00f200c5 DCW 0x00f2,0x00c5
0000b0 009c0078 DCW 0x009c,0x0078
0000b4 0058003d DCW 0x0058,0x003d
0000b8 00270016 DCW 0x0027,0x0016
0000bc 000a0002 DCW 0x000a,0x0002
0000c0 00000002 DCW 0x0000,0x0002
0000c4 000a0016 DCW 0x000a,0x0016
0000c8 0027003d DCW 0x0027,0x003d
0000cc 00580078 DCW 0x0058,0x0078
0000d0 009c00c5 DCW 0x009c,0x00c5
0000d4 00f20123 DCW 0x00f2,0x0123
0000d8 01590193 DCW 0x0159,0x0193
0000dc 01d10212 DCW 0x01d1,0x0212
0000e0 025802a0 DCW 0x0258,0x02a0
0000e4 02ec033c DCW 0x02ec,0x033c
0000e8 038e03e3 DCW 0x038e,0x03e3
0000ec 043a0494 DCW 0x043a,0x0494
0000f0 04f0054d DCW 0x04f0,0x054d
0000f4 05ad060e DCW 0x05ad,0x060e
0000f8 067006d3 DCW 0x0670,0x06d3
0000fc 0736079b DCW 0x0736,0x079b
g_SineWave32
000100 07ff098f DCW 0x07ff,0x098f
000104 0b0f0c71 DCW 0x0b0f,0x0c71
000108 0daa0ea6 DCW 0x0daa,0x0ea6
00010c 0f630fd8 DCW 0x0f63,0x0fd8
000110 0fff0fd8 DCW 0x0fff,0x0fd8
000114 0f630ea6 DCW 0x0f63,0x0ea6
000118 0da70c71 DCW 0x0da7,0x0c71
00011c 0b0f098f DCW 0x0b0f,0x098f
000120 07ff066f DCW 0x07ff,0x066f
000124 04ef038d DCW 0x04ef,0x038d
000128 02570158 DCW 0x0257,0x0158
00012c 009b0026 DCW 0x009b,0x0026
000130 00000026 DCW 0x0000,0x0026
000134 009b0158 DCW 0x009b,0x0158
000138 0257038d DCW 0x0257,0x038d
00013c 04ef066f DCW 0x04ef,0x066f
g_SineWave32_FangBo
000140 00000000 DCW 0x0000,0x0000
000144 00000000 DCW 0x0000,0x0000
000148 00000000 DCW 0x0000,0x0000
00014c 00000000 DCW 0x0000,0x0000
000150 00000000 DCW 0x0000,0x0000
000154 00000000 DCW 0x0000,0x0000
000158 00000000 DCW 0x0000,0x0000
00015c 00000000 DCW 0x0000,0x0000
000160 0fff0fff DCW 0x0fff,0x0fff
000164 0fff0fff DCW 0x0fff,0x0fff
000168 0fff0fff DCW 0x0fff,0x0fff
00016c 0fff0fff DCW 0x0fff,0x0fff
000170 0fff0fff DCW 0x0fff,0x0fff
000174 0fff0fff DCW 0x0fff,0x0fff
000178 0fff0fff DCW 0x0fff,0x0fff
00017c 0fff0fff DCW 0x0fff,0x0fff
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