snapshot

libraries/audio-tools/examples/examples-custom-boards/lyrat-mini/sd/sd.ino

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+
+/**
+ * @file sd.ino
+ * @author Phil Schatzmann
+ * @brief Test/Demo that SD is not working!
+ * @version 0.1
+ * @date 2024-11-03
+ *
+ * @copyright Copyright (c) 2022
+ */
+
+#include <SPI.h>
+#include <SD.h>
+
+// These pins are defined in the HAL
+#define PIN_SD_CARD_CS 13  
+#define PIN_SD_CARD_MISO 2
+#define PIN_SD_CARD_MOSI 15
+#define PIN_SD_CARD_CLK  14
+#define PIN_SD_CARD_DET 34
+
+
+// Arduino Setup
+void setup(void) {
+  Serial.begin(115200);
+  
+  // setup SPI
+  SPI.begin(PIN_SD_CARD_CLK, PIN_SD_CARD_MISO, PIN_SD_CARD_MOSI, PIN_SD_CARD_CS);
+
+  // Optionally determine if there is an SD card
+  pinMode(PIN_SD_CARD_DET, INPUT);
+  if (digitalRead(PIN_SD_CARD_DET)!=0){
+    Serial.println("No SD Card detected");
+  }
+
+  // Open SD library
+  if (!SD.begin(PIN_SD_CARD_CS)){
+    Serial.println("SD.begin failed");
+    while(true);
+  }
+
+  // Open an existing file
+  auto file = SD.open("/audio8000.raw", FILE_READ);
+  if (!file){
+    Serial.println("file open failed");
+    while(true);
+  }
+
+  file.close();
+
+  Serial.println("Success");
+}
+
+// Arduino loop - repeated processing 
+void loop() {}