daily_automated

trunk/Arduino/libraries/SdFat/extras/AnalogBinLoggerExtras/bintocsv/bintocsv.cpp

@@ -0,0 +1,82 @@
+#include <stdio.h>
+#include "AnalogBinLogger.h"
+FILE *source;
+FILE *destination;
+int count = 0;
+
+int main(int argc, char** argv) {
+  metadata_t meta;
+  adcdata_t adc;
+  // Make sure no padding/size problems.
+  if (sizeof(meta) != 512 || sizeof(adc) != 512) {
+    printf("block size error\n");
+    return 0;
+  }
+  if (argc != 3) {
+    printf("missing arguments:\n");
+    printf("%s binFile csvFile\n", argv[0]);
+    return 0;
+  }
+  source = fopen(argv[1], "rb");
+  if (!source) {
+    printf("open failed for %s\n", argv[1]);
+    return 0;
+  }
+  if (fread(&meta, sizeof(meta), 1, source) != 1) {
+    printf("read meta data failed\n");
+    return 0;
+  }
+  if ( meta.pinCount == 0 
+    || meta.pinCount > (sizeof(meta.pinNumber)/sizeof(meta.pinNumber[0]))
+    || meta.adcFrequency < 50000 || meta.adcFrequency > 4000000) {
+    printf("Invalid meta data\n");
+    return 0;
+  }
+  destination = fopen(argv[2], "w");
+  if (!destination) {
+    printf("open failed for %s\n", argv[2]);
+    return 0;
+  }
+  int pinCount = meta.pinCount;
+  printf("pinCount: %d\n", pinCount);
+  printf("Sample pins:");
+  for (unsigned i = 0; i < meta.pinCount; i++) {
+    printf(" %d", meta.pinNumber[i]);
+  }
+  printf("\n");
+  printf("ADC clock rate: %g kHz\n", 0.001*meta.adcFrequency);
+  float sampleInterval = (float)meta.sampleInterval/(float)meta.cpuFrequency;
+  printf("Sample rate: %g per sec\n", 1.0/sampleInterval);
+  printf("Sample interval: %.4f usec\n", 1.0e6*sampleInterval);
+
+  fprintf(destination, "Interval,%.4f,usec\n", 1.0e6*sampleInterval);
+  // Write header with pin numbers
+  for (int i = 0; i < ((int)meta.pinCount - 1); i++) {
+    fprintf(destination, "pin%d,", meta.pinNumber[i]);
+  }
+  fprintf(destination, "pin%d\n", meta.pinNumber[meta.pinCount - 1]);
+  unsigned maxCount = meta.recordEightBits ? DATA_DIM8 : DATA_DIM16;
+  while (!feof(source)) {
+    if (fread(&adc, sizeof(adc), 1, source) != 1) break;
+    if (adc.count > maxCount) {
+      printf("****Invalid data block****\n");
+      return 0;
+    }
+    if (adc.overrun) {
+      fprintf(destination, "Overruns,%d\n", adc.overrun);
+    }
+    for (int i = 0; i < adc.count; i++) {
+      unsigned value = meta.recordEightBits ? adc.data.u8[i] : adc.data.u16[i];
+      if ((i + 1)%pinCount) {
+        fprintf(destination, "%d,", value);
+      } else {
+        fprintf(destination, "%d\n", value);
+      }
+    }
+    count += adc.count;
+  }
+  printf("%d ADC values read\n", count);
+  fclose(source);
+  fclose(destination);
+  return 0;
+}