3 files changed, 21 insertions, 386 deletions
diff --git a/api_layers/firmware/esp32_stringPot/esp32_stringPot.ino b/api_layers/firmware/esp32_stringPot/esp32_stringPot.ino
index 63d4349..236f728 100644
--- a/api_layers/firmware/esp32_stringPot/esp32_stringPot.ino
+++ b/api_layers/firmware/esp32_stringPot/esp32_stringPot.ino
@@ -36,13 +36,26 @@
  */
 #include <EEPROM.h>
 
+// EEPROM-persisted configuration
+#define EEPROM_SIZE 64
+#define EEPROM_MAGIC 0xC1
+
 const int sensorPin = A0;
 const unsigned long sampleInterval = 2000;
 unsigned long lastSampleTime = 0;
 
-// EEPROM-persisted configuration
-#define EEPROM_SIZE 64
-#define EEPROM_MAGIC 0xC1
+// Calibration (mirrors cfg, kept as separate globals for fast access in loop())
+float calibration_factor = 1.0;
+float calibration_offset = 0.0;
+
+// 2nd-order Butterworth low-pass (biquad, direct form II transposed)
+const float butterworth_sampleHz = 1000000.0 / sampleInterval;
+float butter_b0, butter_b1, butter_b2, butter_a1, butter_a2;
+float butter_z1 = 0.0, butter_z2 = 0.0;
+
+String serialLine;
+bool streamingEnabled = true;
+bool calibPointSet[2] = {false, false};
 
 struct StoredConfig {
   uint8_t magic;
@@ -58,19 +71,6 @@ StoredConfig cfg = {
   0.5
 };
 
-// Calibration (mirrors cfg, kept as separate globals for fast access in loop())
-float calibration_factor = 1.0;
-float calibration_offset = 0.0;
-
-// 2nd-order Butterworth low-pass (biquad, direct form II transposed)
-const float butterworth_sampleHz = 1000000.0 / sampleInterval;
-float butter_b0, butter_b1, butter_b2, butter_a1, butter_a2;
-float butter_z1 = 0.0, butter_z2 = 0.0;
-
-String serialLine;
-bool streamingEnabled = true;
-bool calibPointSet[2] = {false, false};
-
 void setup() {
   Serial.begin(115200);
 
@@ -93,8 +93,11 @@ void loop() {
     lastSampleTime = currentTime;
 
     float filtered_displacement = butterworthLowPass(readCalibratedPosition());
+    float raw_displacement = readCalibratedPosition();
     if (streamingEnabled) {
-      Serial.println(filtered_displacement, 2);
+      Serial.print(filtered_displacement, 2);
+      Serial.print(",  ");
+      Serial.println(raw_displacement, 2);
     }
   }
 
@@ -231,6 +234,7 @@ void printConfig() {
   Serial.println(calibration_offset, 6);
   Serial.print("Butterworth cutoff (Hz):\t");
   Serial.println(cfg.butterworth_cutoffHz, 3);
+  interruptibleDelay(10000);
 }
 
 void printHelp() {
diff --git a/logs/daq_20260421_131953.csv b/logs/daq_20260421_131953.csv
deleted file mode 100644
index e856dac..0000000
--- a/logs/daq_20260421_131953.csv
+++ /dev/null
@@ -1,366 +0,0 @@
-elapsed_s,dio_0/di0[],dio_0/do0[],dio_0/do1[],dio_0/do2[],dio_0/do3[],ai_0/A0[V]
-21.7493,,,,,,0.00000
-21.8494,,,,,,0.00000
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diff --git a/plugins/enabled.json b/plugins/enabled.json
deleted file mode 100644
index 7d3abd6..0000000
--- a/plugins/enabled.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "motion_capture": false
-}
-\ No newline at end of file