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@ -15,6 +15,7 @@ |
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* pins. |
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*
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*/ |
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//#include <i2c_t3.h>
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#include <Wire.h> |
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#include <Audio.h> |
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#include <MIDI.h> |
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@ -41,17 +42,24 @@ unsigned long t=0; |
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// SPI stuff
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int spiAddress0 = 0; |
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int spiData0 = 0xff; |
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uint16_t spiData0 = 0xABCD; |
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int spiErrorCount0 = 0; |
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int spiAddress1 = 0; |
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int spiData1 = 0xff; |
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uint16_t spiData1 = 0xDCBA; |
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int spiErrorCount1 = 0; |
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constexpr int mask0 = 0x5555; |
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constexpr int mask1 = 0xaaaa; |
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int maskPhase = 0; |
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int loopPhase = 0; |
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void setup() { |
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MIDI.begin(MIDI_CHANNEL_OMNI); |
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Serial.begin(57600); |
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while (!Serial) {} |
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delay(5); |
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// If the codec was already powered up (due to reboot) power itd own first
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@ -59,26 +67,54 @@ void setup() { |
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delay(100); |
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AudioMemory(24); |
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Serial.println("Enabling codec...\n"); |
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Serial.println("Sketch: Enabling codec...\n"); |
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codecControl.enable(); |
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delay(100); |
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Serial.println("Enabling SPI"); |
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spiMem0.begin(); |
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spiMem1.begin(); |
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} |
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void loop() {
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int calcData(int spiAddress, int loopPhase, int maskPhase) |
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{ |
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int data; |
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int phase = ((loopPhase << 1) + maskPhase) & 0x3; |
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switch(phase) |
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{ |
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case 0 : |
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data = spiAddress ^ mask0; |
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break; |
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case 1: |
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data = spiAddress ^ mask1; |
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break; |
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case 2: |
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data = ~spiAddress ^ mask0; |
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break; |
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case 3: |
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data = ~spiAddress ^ mask1; |
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} |
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return (data & 0xffff); |
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} |
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void loop() { |
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//////////////////////////////////////////////////////////////////
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// Write test data to the SPI Memory 0
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//////////////////////////////////////////////////////////////////
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for (spiAddress0=0; spiAddress0 <= SPI_MAX_ADDR; spiAddress0++) { |
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maskPhase = 0; |
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for (spiAddress0=0; spiAddress0 <= SPI_MAX_ADDR; spiAddress0=spiAddress0+2) { |
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if ((spiAddress0 % 32768) == 0) { |
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//Serial.print("Writing to ");
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//Serial.println(spiAddress0, HEX);
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} |
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//mem0Write(spiAddress0, spiData0);
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spiMem0.write(spiAddress0, spiData0); |
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spiData0 = (spiData0-1) & 0xff; |
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spiData0 = calcData(spiAddress0, loopPhase, maskPhase); |
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spiMem0.write16(spiAddress0, spiData0); |
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maskPhase = (maskPhase+1) % 2; |
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} |
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Serial.println("SPI0 writing DONE!"); |
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@ -87,32 +123,33 @@ void loop() { |
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///////////////////////////////////////////////////////////////////
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spiErrorCount0 = 0; |
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spiAddress0 = 0; |
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spiData0 = 0xff; |
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maskPhase = 0; |
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for (spiAddress0=0; spiAddress0 <= SPI_MAX_ADDR; spiAddress0++) { |
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for (spiAddress0=0; spiAddress0 <= SPI_MAX_ADDR; spiAddress0=spiAddress0+2) { |
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if ((spiAddress0 % 32768) == 0) { |
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//Serial.print("Reading ");
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//Serial.print(spiAddress0, HEX);
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// Serial.print("Reading ");
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// Serial.print(spiAddress0, HEX);
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} |
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//int data = mem0Read(spiAddress0);
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int data = spiMem0.read(spiAddress0); |
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spiData0 = calcData(spiAddress0, loopPhase, maskPhase); |
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int data = spiMem0.read16(spiAddress0); |
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if (data != spiData0) { |
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spiErrorCount0++; |
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Serial.println(""); |
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Serial.print("ERROR MEM0: (expected) (actual):"); |
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Serial.print(spiData0, HEX); Serial.print(":"); |
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Serial.println(data, HEX); |
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Serial.print(data, HEX); |
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delay(100); |
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} |
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maskPhase = (maskPhase+1) % 2; |
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if ((spiAddress0 % 32768) == 0) { |
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//Serial.print(", data = ");
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//Serial.println(data, HEX);
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// Serial.print(", data = ");
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// Serial.println(data, HEX);
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// Serial.println(String(" loopPhase: ") + loopPhase + String(" maskPhase: ") + maskPhase);
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} |
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spiData0 = (spiData0-1) & 0xff; |
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// Break out of test once the error count reaches 10
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if (spiErrorCount0 > 10) { break; } |
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@ -124,15 +161,16 @@ void loop() { |
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//////////////////////////////////////////////////////////////////
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// Write test data to the SPI Memory 1
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//////////////////////////////////////////////////////////////////
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for (spiAddress1=0; spiAddress1 <= SPI_MAX_ADDR; spiAddress1++) { |
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maskPhase = 0; |
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for (spiAddress1=0; spiAddress1 <= SPI_MAX_ADDR; spiAddress1+=2) { |
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if ((spiAddress1 % 32768) == 0) { |
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//Serial.print("Writing to ");
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//Serial.println(spiAddress1, HEX);
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} |
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//mem0Write(spiAddress1, spiData1);
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spiMem1.write(spiAddress1, spiData1); |
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spiData1 = (spiData1-1) & 0xff; |
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spiData1 = calcData(spiAddress1, loopPhase, maskPhase); |
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spiMem1.write16(spiAddress1, spiData1); |
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maskPhase = (maskPhase+1) % 2; |
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} |
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Serial.println("SPI1 writing DONE!"); |
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@ -141,15 +179,16 @@ void loop() { |
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///////////////////////////////////////////////////////////////////
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spiErrorCount1 = 0; |
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spiAddress1 = 0; |
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spiData1 = 0xff; |
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for (spiAddress1=0; spiAddress1 <= SPI_MAX_ADDR; spiAddress1++) { |
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maskPhase = 0; |
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for (spiAddress1=0; spiAddress1 <= SPI_MAX_ADDR; spiAddress1+=2) { |
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if ((spiAddress1 % 32768) == 0) { |
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//Serial.print("Reading ");
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//Serial.print(spiAddress1, HEX);
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} |
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int data = spiMem1.read(spiAddress1); |
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spiData1 = calcData(spiAddress1, loopPhase, maskPhase); |
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uint16_t data = spiMem1.read16(spiAddress1); |
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if (data != spiData1) { |
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spiErrorCount1++; |
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Serial.println(""); |
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@ -158,14 +197,13 @@ void loop() { |
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Serial.println(data, HEX); |
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delay(100); |
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} |
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maskPhase = (maskPhase+1) % 2; |
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if ((spiAddress1 % 32768) == 0) { |
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//Serial.print(", data = ");
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//Serial.println(data, HEX);
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} |
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spiData1 = (spiData1-1) & 0xff; |
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// Break out of test once the error count reaches 10
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if (spiErrorCount1 > 10) { break; } |
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@ -173,7 +211,7 @@ void loop() { |
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if (spiErrorCount1 == 0) { Serial.println("SPI1 TEST PASSED!!!"); } |
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loopPhase = (loopPhase+1) % 2; |
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///////////////////////////////////////////////////////////////////////
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// MIDI TESTING
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