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