all

log_serial.sh

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+# Capture UART0 output from MSPM0 LaunchPad to a file.
+# Usage:  ./log_serial.sh [output_filename]
+# Default output: robot_log.csv
+# Stop with Ctrl+C.
+
+OUT="${1:-robot_log.csv}"
+
+# Find the LaunchPad serial device (usually ttyACM0 or ttyACM1)
+DEV=""
+for d in /dev/ttyACM0 /dev/ttyACM1 /dev/ttyUSB0 /dev/ttyUSB1; do
+  if [ -e "$d" ]; then
+    DEV="$d"
+    break
+  fi
+done
+
+if [ -z "$DEV" ]; then
+  echo "No serial device found. Is the LaunchPad plugged in?"
+  echo "Checked: /dev/ttyACM{0,1} /dev/ttyUSB{0,1}"
+  exit 1
+fi
+
+echo "Using device: $DEV"
+echo "Baud: 115200"
+echo "Output: $OUT"
+echo "Press Ctrl+C to stop."
+echo "---"
+
+# Configure the serial port: 115200 baud, 8N1, raw mode (no line processing)
+stty -F "$DEV" 115200 cs8 -cstopb -parenb raw -echo -icanon -isig -iexten -opost
+
+# Stream bytes straight to the output file
+cat "$DEV" | tee "$OUT"