Pokitto Community Team / SynthTest

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Dependencies:   PokittoLib

SynthTest.cpp@2:91c41852a646, 2018-01-30 (annotated)

Committer:
Pokitto
Date:
Tue Jan 30 10:42:21 2018 +0000
Revision:
2:91c41852a646
Parent:
0:e0bd5da25882
Child:
5:09131ded851b
Now with improved sound library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
group-Pokitto-Community-Team 0:e0bd5da25882 1 #include "Pokitto.h"
group-Pokitto-Community-Team 0:e0bd5da25882 2 #include "Synth.h"
Pokitto 2:91c41852a646 3 #include "dma_11u6x.h"
group-Pokitto-Community-Team 0:e0bd5da25882 4
group-Pokitto-Community-Team 0:e0bd5da25882 5 Pokitto::Core game;
group-Pokitto-Community-Team 0:e0bd5da25882 6 Pokitto::Display disp;
group-Pokitto-Community-Team 0:e0bd5da25882 7 Pokitto::Sound snd;
group-Pokitto-Community-Team 0:e0bd5da25882 8 Pokitto::Buttons btn;
group-Pokitto-Community-Team 0:e0bd5da25882 9
Pokitto 2:91c41852a646 10 uint8_t mysine[] = {
Pokitto 2:91c41852a646 11 0x80,0x83,0x86,0x89,0x8c,0x8f,0x92,0x95,
Pokitto 2:91c41852a646 12 0x98,0x9b,0x9e,0xa2,0xa5,0xa7,0xaa,0xad,
Pokitto 2:91c41852a646 13 0xb0,0xb3,0xb6,0xb9,0xbc,0xbe,0xc1,0xc4,
Pokitto 2:91c41852a646 14 0xc6,0xc9,0xcb,0xce,0xd0,0xd3,0xd5,0xd7,
Pokitto 2:91c41852a646 15 0xda,0xdc,0xde,0xe0,0xe2,0xe4,0xe6,0xe8,
Pokitto 2:91c41852a646 16 0xea,0xeb,0xed,0xee,0xf0,0xf1,0xf3,0xf4,
Pokitto 2:91c41852a646 17 0xf5,0xf6,0xf8,0xf9,0xfa,0xfa,0xfb,0xfc,
Pokitto 2:91c41852a646 18 0xfd,0xfd,0xfe,0xfe,0xfe,0xff,0xff,0xff,
Pokitto 2:91c41852a646 19 0xff,0xff,0xff,0xff,0xfe,0xfe,0xfe,0xfd,
Pokitto 2:91c41852a646 20 0xfd,0xfc,0xfb,0xfa,0xfa,0xf9,0xf8,0xf6,
Pokitto 2:91c41852a646 21 0xf5,0xf4,0xf3,0xf1,0xf0,0xee,0xed,0xeb,
Pokitto 2:91c41852a646 22 0xea,0xe8,0xe6,0xe4,0xe2,0xe0,0xde,0xdc,
Pokitto 2:91c41852a646 23 0xda,0xd7,0xd5,0xd3,0xd0,0xce,0xcb,0xc9,
Pokitto 2:91c41852a646 24 0xc6,0xc4,0xc1,0xbe,0xbc,0xb9,0xb6,0xb3,
Pokitto 2:91c41852a646 25 0xb0,0xad,0xaa,0xa7,0xa5,0xa2,0x9e,0x9b,
Pokitto 2:91c41852a646 26 0x98,0x95,0x92,0x8f,0x8c,0x89,0x86,0x83,
Pokitto 2:91c41852a646 27 0x80,0x7c,0x79,0x76,0x73,0x70,0x6d,0x6a,
Pokitto 2:91c41852a646 28 0x67,0x64,0x61,0x5d,0x5a,0x58,0x55,0x52,
Pokitto 2:91c41852a646 29 0x4f,0x4c,0x49,0x46,0x43,0x41,0x3e,0x3b,
Pokitto 2:91c41852a646 30 0x39,0x36,0x34,0x31,0x2f,0x2c,0x2a,0x28,
Pokitto 2:91c41852a646 31 0x25,0x23,0x21,0x1f,0x1d,0x1b,0x19,0x17,
Pokitto 2:91c41852a646 32 0x15,0x14,0x12,0x11,0xf,0xe,0xc,0xb,
Pokitto 2:91c41852a646 33 0xa,0x9,0x7,0x6,0x5,0x5,0x4,0x3,
Pokitto 2:91c41852a646 34 0x2,0x2,0x1,0x1,0x1,0x0,0x0,0x0,
Pokitto 2:91c41852a646 35 0x0,0x0,0x0,0x0,0x1,0x1,0x1,0x2,
Pokitto 2:91c41852a646 36 0x2,0x3,0x4,0x5,0x5,0x6,0x7,0x9,
Pokitto 2:91c41852a646 37 0xa,0xb,0xc,0xe,0xf,0x11,0x12,0x14,
Pokitto 2:91c41852a646 38 0x15,0x17,0x19,0x1b,0x1d,0x1f,0x21,0x23,
Pokitto 2:91c41852a646 39 0x25,0x28,0x2a,0x2c,0x2f,0x31,0x34,0x36,
Pokitto 2:91c41852a646 40 0x39,0x3b,0x3e,0x41,0x43,0x46,0x49,0x4c,
Pokitto 2:91c41852a646 41 0x4f,0x52,0x55,0x58,0x5a,0x5d,0x61,0x64,
Pokitto 2:91c41852a646 42 0x67,0x6a,0x6d,0x70,0x73,0x76,0x79,0x7c
Pokitto 2:91c41852a646 43 };
Pokitto 2:91c41852a646 44
Pokitto 2:91c41852a646 45 int tonefreq=46;
group-Pokitto-Community-Team 0:e0bd5da25882 46 uint8_t amplitude = 255;//127;
Pokitto 2:91c41852a646 47 uint8_t wavetype = 1, arpmode=1;
group-Pokitto-Community-Team 0:e0bd5da25882 48 uint32_t changed = 1;
group-Pokitto-Community-Team 0:e0bd5da25882 49 char notestr[6];
group-Pokitto-Community-Team 0:e0bd5da25882 50 uint8_t sbindx=0,sbx=0,prevy=0;
group-Pokitto-Community-Team 0:e0bd5da25882 51
Pokitto 2:91c41852a646 52 /* Size of the source and destination buffers in 32-bit words.
Pokitto 2:91c41852a646 53 Allowable values = 126, 256, 512, or 1024 */
Pokitto 2:91c41852a646 54 #define SIZE_BUFFERS (256)
Pokitto 2:91c41852a646 55
Pokitto 2:91c41852a646 56 /* Source and destination buffers */
Pokitto 2:91c41852a646 57 //uint32_t src[SIZE_BUFFERS], dst[SIZE_BUFFERS];
Pokitto 2:91c41852a646 58 uint8_t src[SIZE_BUFFERS], dst[SIZE_BUFFERS];
Pokitto 2:91c41852a646 59
Pokitto 2:91c41852a646 60 /* DMA completion flag */
Pokitto 2:91c41852a646 61 static volatile bool dmaDone;
Pokitto 2:91c41852a646 62
Pokitto 2:91c41852a646 63 // IRQ handlers have to be extern "C" in mbed!!!!!!!
Pokitto 2:91c41852a646 64 extern "C" void DMA_IRQHandler(void)
Pokitto 2:91c41852a646 65 {
Pokitto 2:91c41852a646 66 /* Rrror interrupt on channel 0? */
Pokitto 2:91c41852a646 67 if ((Chip_DMA_GetIntStatus(LPC_DMA) & DMA_INTSTAT_ACTIVEERRINT) != 0) {
Pokitto 2:91c41852a646 68 /* This shouldn't happen for this simple DMA example, so set the LED
Pokitto 2:91c41852a646 69 to indicate an error occurred. This is the correct method to clear
Pokitto 2:91c41852a646 70 an abort. */
Pokitto 2:91c41852a646 71 Chip_DMA_DisableChannel(LPC_DMA, DMA_CH0);
Pokitto 2:91c41852a646 72 while ((Chip_DMA_GetBusyChannels(LPC_DMA) & (1 << DMA_CH0)) != 0) {}
Pokitto 2:91c41852a646 73 Chip_DMA_AbortChannel(LPC_DMA, DMA_CH0);
Pokitto 2:91c41852a646 74 Chip_DMA_ClearErrorIntChannel(LPC_DMA, DMA_CH0);
Pokitto 2:91c41852a646 75 Chip_DMA_EnableChannel(LPC_DMA, DMA_CH0);
Pokitto 2:91c41852a646 76 //Board_LED_Set(0, true);
Pokitto 2:91c41852a646 77 }
Pokitto 2:91c41852a646 78
Pokitto 2:91c41852a646 79 /* Clear DMA interrupt for the channel */
Pokitto 2:91c41852a646 80 Chip_DMA_ClearActiveIntAChannel(LPC_DMA, DMA_CH0);
Pokitto 2:91c41852a646 81
Pokitto 2:91c41852a646 82 dmaDone = true;
Pokitto 2:91c41852a646 83 }
Pokitto 2:91c41852a646 84
Pokitto 2:91c41852a646 85 void modifysrc(int j) {
Pokitto 2:91c41852a646 86 for (uint32_t i=0; i<SIZE_BUFFERS;i++) {
Pokitto 2:91c41852a646 87 src[i] = random(0,255);
Pokitto 2:91c41852a646 88 }
Pokitto 2:91c41852a646 89 }
Pokitto 2:91c41852a646 90
group-Pokitto-Community-Team 0:e0bd5da25882 91 int main()
group-Pokitto-Community-Team 0:e0bd5da25882 92 {
Pokitto 2:91c41852a646 93 modifysrc(0);
group-Pokitto-Community-Team 0:e0bd5da25882 94 game.begin();
Pokitto 2:91c41852a646 95 /* DMA part */
Pokitto 2:91c41852a646 96 DMA_CHDESC_T dmaDesc;
Pokitto 2:91c41852a646 97 int i;
Pokitto 2:91c41852a646 98
Pokitto 2:91c41852a646 99 uint32_t startTime, ticks[3];
Pokitto 2:91c41852a646 100 /* DMA initialization - enable DMA clocking and reset DMA if needed */
Pokitto 2:91c41852a646 101 Chip_DMA_Init(LPC_DMA);
Pokitto 2:91c41852a646 102 /* Enable DMA controller and use driver provided DMA table for current descriptors */
Pokitto 2:91c41852a646 103 Chip_DMA_Enable(LPC_DMA);
Pokitto 2:91c41852a646 104 Chip_DMA_SetSRAMBase(LPC_DMA, DMA_ADDR(Chip_DMA_Table));
Pokitto 2:91c41852a646 105 /* Setup channel 0 for the following configuration:
Pokitto 2:91c41852a646 106 - High channel priority
Pokitto 2:91c41852a646 107 - Interrupt A fires on descriptor completion */
Pokitto 2:91c41852a646 108 Chip_DMA_EnableChannel(LPC_DMA, DMA_CH0);
Pokitto 2:91c41852a646 109 Chip_DMA_EnableIntChannel(LPC_DMA, DMA_CH0);
Pokitto 2:91c41852a646 110 Chip_DMA_SetupChannelConfig(LPC_DMA, DMA_CH0,
Pokitto 2:91c41852a646 111 (DMA_CFG_HWTRIGEN | DMA_CFG_TRIGTYPE_EDGE | DMA_CFG_TRIGPOL_HIGH |
Pokitto 2:91c41852a646 112 DMA_CFG_BURSTPOWER_128 | DMA_CFG_CHPRIORITY(0)));
Pokitto 2:91c41852a646 113
Pokitto 2:91c41852a646 114 /* DMA descriptor for memory to memory operation - note that addresses must
Pokitto 2:91c41852a646 115 be the END address for src and destination, not the starting address.
Pokitto 2:91c41852a646 116 DMA operations moves from end to start. */
Pokitto 2:91c41852a646 117 //dmaDesc.source = DMA_ADDR(&src[SIZE_BUFFERS - 1]) + 3;
Pokitto 2:91c41852a646 118 //dmaDesc.dest = DMA_ADDR(&dst[SIZE_BUFFERS - 1]) + 3;
Pokitto 2:91c41852a646 119 dmaDesc.source = DMA_ADDR(&src[SIZE_BUFFERS - 1]);
Pokitto 2:91c41852a646 120 //dmaDesc.dest = DMA_ADDR(&dst[SIZE_BUFFERS - 1]);
Pokitto 2:91c41852a646 121 dmaDesc.dest = DMA_ADDR(&game.display.screenbuffer[SIZE_BUFFERS - 1]);
Pokitto 2:91c41852a646 122 dmaDesc.next = DMA_ADDR(0);
Pokitto 2:91c41852a646 123
Pokitto 2:91c41852a646 124 /* Enable DMA interrupt */
Pokitto 2:91c41852a646 125 uint32_t rtr = NVIC->ISER[0];
Pokitto 2:91c41852a646 126 NVIC_EnableIRQ(DMA_IRQn);
Pokitto 2:91c41852a646 127
Pokitto 2:91c41852a646 128 /* Reset timer and perform a bunch memory to memory moves with DMA */
Pokitto 2:91c41852a646 129
Pokitto 2:91c41852a646 130 for (i = 0; i < 100; i++) {
Pokitto 2:91c41852a646 131 dmaDone = false;
Pokitto 2:91c41852a646 132
Pokitto 2:91c41852a646 133 //modifyData(src, dst, SIZE_BUFFERS);
Pokitto 2:91c41852a646 134 modifysrc(i);
Pokitto 2:91c41852a646 135
Pokitto 2:91c41852a646 136 /* Setup transfer descriptor and validate it */
Pokitto 2:91c41852a646 137 Chip_DMA_SetupTranChannel(LPC_DMA, DMA_CH0, &dmaDesc);
Pokitto 2:91c41852a646 138 Chip_DMA_SetValidChannel(LPC_DMA, DMA_CH0);
Pokitto 2:91c41852a646 139
Pokitto 2:91c41852a646 140 /* Setup data transfer and software trigger in same call */
Pokitto 2:91c41852a646 141 /*Chip_DMA_SetupChannelTransfer(LPC_DMA, DMA_CH0,
Pokitto 2:91c41852a646 142 (DMA_XFERCFG_CFGVALID | DMA_XFERCFG_SETINTA | DMA_XFERCFG_SWTRIG |
Pokitto 2:91c41852a646 143 DMA_XFERCFG_WIDTH_32 | DMA_XFERCFG_SRCINC_1 | DMA_XFERCFG_DSTINC_1 |
Pokitto 2:91c41852a646 144 DMA_XFERCFG_XFERCOUNT(SIZE_BUFFERS)));*/
Pokitto 2:91c41852a646 145 Chip_DMA_SetupChannelTransfer(LPC_DMA, DMA_CH0,
Pokitto 2:91c41852a646 146 (DMA_XFERCFG_CFGVALID | DMA_XFERCFG_SETINTA | DMA_XFERCFG_SWTRIG |
Pokitto 2:91c41852a646 147 DMA_XFERCFG_WIDTH_8 | DMA_XFERCFG_SRCINC_1 | DMA_XFERCFG_DSTINC_0 |
Pokitto 2:91c41852a646 148 DMA_XFERCFG_XFERCOUNT(SIZE_BUFFERS)));
Pokitto 2:91c41852a646 149 /* Wait for DMA completion */
Pokitto 2:91c41852a646 150 while (dmaDone == false) {
Pokitto 2:91c41852a646 151 if (game.update()) {
Pokitto 2:91c41852a646 152 game.display.color=3;
Pokitto 2:91c41852a646 153 game.display.print("Hello! ");
Pokitto 2:91c41852a646 154 }
Pokitto 2:91c41852a646 155
Pokitto 2:91c41852a646 156 }
Pokitto 2:91c41852a646 157
Pokitto 2:91c41852a646 158 }
Pokitto 2:91c41852a646 159
Pokitto 2:91c41852a646 160
group-Pokitto-Community-Team 0:e0bd5da25882 161 snd.setVolume(snd.getMaxVol()); // volume to max level depending on headset/speaker safety level
group-Pokitto-Community-Team 0:e0bd5da25882 162 disp.persistence = true;
group-Pokitto-Community-Team 0:e0bd5da25882 163 disp.color=wavetype+1;
group-Pokitto-Community-Team 0:e0bd5da25882 164 disp.bgcolor=0;
group-Pokitto-Community-Team 0:e0bd5da25882 165 uint8_t sbindx=0;
group-Pokitto-Community-Team 0:e0bd5da25882 166 int oldvol=0;
Pokitto 2:91c41852a646 167 int linecenter = (disp.height/4); // center oscilloscope line vertically
Pokitto 2:91c41852a646 168 linecenter *=2;
Pokitto 2:91c41852a646 169 linecenter += 0;
group-Pokitto-Community-Team 0:e0bd5da25882 170 snd.ampEnable(1);
group-Pokitto-Community-Team 0:e0bd5da25882 171 snd.playTone(1,tonefreq,amplitude,wavetype,arpmode);
Pokitto 2:91c41852a646 172 //snd.playTone(1,100,255,0);
group-Pokitto-Community-Team 0:e0bd5da25882 173 // want to have 2 oscillators 1 octave apart ?
Pokitto 2:91c41852a646 174 snd.playTone(2,tonefreq+12,amplitude,wavetype,arpmode);
group-Pokitto-Community-Team 0:e0bd5da25882 175
group-Pokitto-Community-Team 0:e0bd5da25882 176 disp.clear();
group-Pokitto-Community-Team 0:e0bd5da25882 177 disp.print("Frq:");
group-Pokitto-Community-Team 0:e0bd5da25882 178 getNoteString(notestr,tonefreq);
group-Pokitto-Community-Team 0:e0bd5da25882 179 disp.println(notestr);
group-Pokitto-Community-Team 0:e0bd5da25882 180 disp.print("Vol:");
group-Pokitto-Community-Team 0:e0bd5da25882 181 disp.println((int)amplitude);
group-Pokitto-Community-Team 0:e0bd5da25882 182 disp.print("Wav:");
group-Pokitto-Community-Team 0:e0bd5da25882 183 disp.print((int)wavetype);
group-Pokitto-Community-Team 0:e0bd5da25882 184 switch (wavetype) {
group-Pokitto-Community-Team 0:e0bd5da25882 185 case 0:
group-Pokitto-Community-Team 0:e0bd5da25882 186 disp.println(" Off");break;
group-Pokitto-Community-Team 0:e0bd5da25882 187 case 1:
group-Pokitto-Community-Team 0:e0bd5da25882 188 disp.println(" Square");break;
group-Pokitto-Community-Team 0:e0bd5da25882 189 case 2:
group-Pokitto-Community-Team 0:e0bd5da25882 190 disp.println(" Saw");break;
group-Pokitto-Community-Team 0:e0bd5da25882 191 case 3:
group-Pokitto-Community-Team 0:e0bd5da25882 192 disp.println(" Triang");break;
group-Pokitto-Community-Team 0:e0bd5da25882 193 case 4:
group-Pokitto-Community-Team 0:e0bd5da25882 194 disp.println(" Noise");break;
group-Pokitto-Community-Team 0:e0bd5da25882 195 case 5:
group-Pokitto-Community-Team 0:e0bd5da25882 196 disp.println(" SqNois");break;
group-Pokitto-Community-Team 0:e0bd5da25882 197 }
group-Pokitto-Community-Team 0:e0bd5da25882 198 disp.print("HWvol:");
group-Pokitto-Community-Team 0:e0bd5da25882 199 disp.println((int)snd.getVolume());
group-Pokitto-Community-Team 0:e0bd5da25882 200 disp.lcdRefresh(disp.screenbuffer);
group-Pokitto-Community-Team 0:e0bd5da25882 201
Pokitto 2:91c41852a646 202
Pokitto 2:91c41852a646 203
group-Pokitto-Community-Team 0:e0bd5da25882 204 while (game.isRunning()) {
group-Pokitto-Community-Team 0:e0bd5da25882 205
group-Pokitto-Community-Team 0:e0bd5da25882 206 #ifdef POK_SIM
group-Pokitto-Community-Team 0:e0bd5da25882 207 #define DEBOU 2048*32
group-Pokitto-Community-Team 0:e0bd5da25882 208 #else
group-Pokitto-Community-Team 0:e0bd5da25882 209 #define DEBOU 256
group-Pokitto-Community-Team 0:e0bd5da25882 210 #endif
group-Pokitto-Community-Team 0:e0bd5da25882 211
Pokitto 2:91c41852a646 212 /*
Pokitto 2:91c41852a646 213 uint32_t* j = (uint32_t*)0x5000e204;
Pokitto 2:91c41852a646 214 *j = 0xab;//(0x1F*(uint32_t)val++)>>8;
Pokitto 2:91c41852a646 215
Pokitto 2:91c41852a646 216 Chip_DMA_SetupTranChannel(LPC_DMA, DMA_CH0, &dmaDesc);
Pokitto 2:91c41852a646 217 Chip_DMA_SetValidChannel(LPC_DMA, DMA_CH0);
Pokitto 2:91c41852a646 218 dmaDesc.source = DMA_ADDR(&mysine[255]);
Pokitto 2:91c41852a646 219 dmaDesc.dest = DMA_ADDR(j);
Pokitto 2:91c41852a646 220 dmaDesc.next = DMA_ADDR(0);*/
Pokitto 2:91c41852a646 221
Pokitto 2:91c41852a646 222 /*if (!val) {
Pokitto 2:91c41852a646 223 dmaDesc.source = DMA_ADDR(&mysine[255]);
Pokitto 2:91c41852a646 224 dmaDesc.dest = DMA_ADDR(&soundbuf[255]);
Pokitto 2:91c41852a646 225 dmaDesc.next = DMA_ADDR(0);
Pokitto 2:91c41852a646 226 } else {
Pokitto 2:91c41852a646 227 dmaDesc.source = DMA_ADDR(&src[255]);
Pokitto 2:91c41852a646 228 dmaDesc.dest = DMA_ADDR(&soundbuf[255]);
Pokitto 2:91c41852a646 229 dmaDesc.next = DMA_ADDR(0);
Pokitto 2:91c41852a646 230 }*/
Pokitto 2:91c41852a646 231 /*
Pokitto 2:91c41852a646 232 Chip_DMA_SetupChannelTransfer(LPC_DMA, DMA_CH0,
Pokitto 2:91c41852a646 233 (DMA_XFERCFG_CFGVALID | DMA_XFERCFG_SETINTA | DMA_XFERCFG_SWTRIG |
Pokitto 2:91c41852a646 234 DMA_XFERCFG_WIDTH_8 | DMA_XFERCFG_SRCINC_1 | DMA_XFERCFG_DSTINC_0 |
Pokitto 2:91c41852a646 235 DMA_XFERCFG_XFERCOUNT(255)));*/
Pokitto 2:91c41852a646 236
Pokitto 2:91c41852a646 237 //0x1f*
Pokitto 2:91c41852a646 238 //val=1-val;
Pokitto 2:91c41852a646 239 //fill buffer
Pokitto 2:91c41852a646 240
Pokitto 2:91c41852a646 241
Pokitto 2:91c41852a646 242
group-Pokitto-Community-Team 0:e0bd5da25882 243 if (changed == 0) {
group-Pokitto-Community-Team 0:e0bd5da25882 244 if(btn.upBtn()) { amplitude++; changed = DEBOU; }
group-Pokitto-Community-Team 0:e0bd5da25882 245 if(btn.downBtn()) { amplitude--; changed = DEBOU; }
group-Pokitto-Community-Team 0:e0bd5da25882 246 if(btn.leftBtn() && (tonefreq > 0)) { tonefreq --; changed = DEBOU; }
group-Pokitto-Community-Team 0:e0bd5da25882 247 if(btn.rightBtn() && (tonefreq < 88)) { tonefreq ++; changed = DEBOU; }
group-Pokitto-Community-Team 0:e0bd5da25882 248 if(btn.released(BTN_A) && wavetype > 0 ) { wavetype--; changed = DEBOU*10;}
group-Pokitto-Community-Team 0:e0bd5da25882 249 if(btn.released(BTN_B) && wavetype < 5 ) { wavetype++; changed = DEBOU*10;}
group-Pokitto-Community-Team 0:e0bd5da25882 250 if (snd.getVolume() != oldvol) changed=DEBOU;
group-Pokitto-Community-Team 0:e0bd5da25882 251
group-Pokitto-Community-Team 0:e0bd5da25882 252 if (changed) {
group-Pokitto-Community-Team 0:e0bd5da25882 253 disp.clear();
group-Pokitto-Community-Team 0:e0bd5da25882 254 disp.color=0;//owavetype+1;
group-Pokitto-Community-Team 0:e0bd5da25882 255 disp.fillRectangle(0,0,109,34);
group-Pokitto-Community-Team 0:e0bd5da25882 256 disp.color=wavetype+1;
group-Pokitto-Community-Team 0:e0bd5da25882 257 disp.bgcolor=0;
group-Pokitto-Community-Team 0:e0bd5da25882 258 disp.print("Frq:");
group-Pokitto-Community-Team 0:e0bd5da25882 259 getNoteString(notestr,tonefreq);
group-Pokitto-Community-Team 0:e0bd5da25882 260 disp.println(notestr);
group-Pokitto-Community-Team 0:e0bd5da25882 261 disp.print("Vol:");
group-Pokitto-Community-Team 0:e0bd5da25882 262 disp.println((int)amplitude);
group-Pokitto-Community-Team 0:e0bd5da25882 263 disp.print("Wav:");
group-Pokitto-Community-Team 0:e0bd5da25882 264 disp.print((int)wavetype);
group-Pokitto-Community-Team 0:e0bd5da25882 265 switch (wavetype) {
group-Pokitto-Community-Team 0:e0bd5da25882 266 case 0:
group-Pokitto-Community-Team 0:e0bd5da25882 267 disp.println(" Off");break;
group-Pokitto-Community-Team 0:e0bd5da25882 268 case 1:
group-Pokitto-Community-Team 0:e0bd5da25882 269 disp.println(" Square");break;
group-Pokitto-Community-Team 0:e0bd5da25882 270 case 2:
group-Pokitto-Community-Team 0:e0bd5da25882 271 disp.println(" Saw");break;
group-Pokitto-Community-Team 0:e0bd5da25882 272 case 3:
group-Pokitto-Community-Team 0:e0bd5da25882 273 disp.println(" Triang");break;
group-Pokitto-Community-Team 0:e0bd5da25882 274 case 4:
group-Pokitto-Community-Team 0:e0bd5da25882 275 disp.println(" Noise");break;
group-Pokitto-Community-Team 0:e0bd5da25882 276 case 5:
group-Pokitto-Community-Team 0:e0bd5da25882 277 disp.println(" SqNois");break;
group-Pokitto-Community-Team 0:e0bd5da25882 278 }
group-Pokitto-Community-Team 0:e0bd5da25882 279 disp.print("HWvol:");
group-Pokitto-Community-Team 0:e0bd5da25882 280 disp.println((int)snd.getVolume());
group-Pokitto-Community-Team 0:e0bd5da25882 281 snd.playTone(1,tonefreq,amplitude,wavetype,arpmode);
group-Pokitto-Community-Team 0:e0bd5da25882 282 oldvol = (int) snd.getVolume();
group-Pokitto-Community-Team 0:e0bd5da25882 283 // want to have 2 oscillators 1 octave apart ?
Pokitto 2:91c41852a646 284 snd.playTone(2,tonefreq+12,amplitude,wavetype,arpmode);
group-Pokitto-Community-Team 0:e0bd5da25882 285 }
group-Pokitto-Community-Team 0:e0bd5da25882 286 } else changed--;
group-Pokitto-Community-Team 0:e0bd5da25882 287 disp.color=0;
group-Pokitto-Community-Team 0:e0bd5da25882 288 disp.drawColumn(sbx,38,disp.height);
group-Pokitto-Community-Team 0:e0bd5da25882 289 disp.color=wavetype+1;
group-Pokitto-Community-Team 0:e0bd5da25882 290 uint8_t tindex = sbindx*2;
Pokitto 2:91c41852a646 291 int16_t y = linecenter + (((int)128-(soundbuf[tindex]))>>2);
group-Pokitto-Community-Team 0:e0bd5da25882 292 disp.drawLine(sbx-1,prevy,sbx,y);
group-Pokitto-Community-Team 0:e0bd5da25882 293 game.update();
group-Pokitto-Community-Team 0:e0bd5da25882 294 disp.color=0;
group-Pokitto-Community-Team 0:e0bd5da25882 295 prevy=y;
group-Pokitto-Community-Team 0:e0bd5da25882 296 sbx++;sbindx++;
group-Pokitto-Community-Team 0:e0bd5da25882 297 if (sbx>disp.width-1) {sbx=0;}
group-Pokitto-Community-Team 0:e0bd5da25882 298 }
group-Pokitto-Community-Team 0:e0bd5da25882 299 return 0; // good manners!
group-Pokitto-Community-Team 0:e0bd5da25882 300 }
group-Pokitto-Community-Team 0:e0bd5da25882 301