mirror of
https://github.com/mytechnotalent/Embedded-Hacking.git
synced 2026-10-01 13:40:32 +02:00
Kevin Thomas
35eacd2c0e
- 0x0011a_cb (Operation Dark Vector): nation-state CTF redesign with an AES-128-ECB sealed target and a plaintext launch origin; RP2350 firmware with bearing-driven servo, tri-color LEDs, GSV stats, and a realistic no-fix path - docs: story-driven classified brief, GDB and Ghidra tutorials with deep step-throughs, regenerated artifacts and PDFs - scripts: docstring standard, AES per-student randomizer, telemetry monitor - week 3 to week 5 lessons: Ghidra patching tutorial, CMSIS-SVD hardware RE, double floating-point and GPIO architecture chapters, README structure
136 lines
3.9 KiB
Python
Executable File
136 lines
3.9 KiB
Python
Executable File
#!/usr/bin/env python3
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# MIT License
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#
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# Copyright (c) 2026 Kevin Thomas
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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#
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# Author: Kevin Thomas
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# Email: kevin@mytechnotalent.com
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# GitHub: https://github.com/mytechnotalent
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# File: lora_console.py
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# Desc: Interactive REYAX RYLR998 terminal for the FT232RL ground station.
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# Created: 2026
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"""
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Interactive LoRa terminal for the REYAX RYLR998 ground station.
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Sends AT commands as complete bursts terminated with a carriage return and line
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feed to avoid the RYLR998 inter-character timeout error, and prints incoming
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packets from the airborne node as they arrive.
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"""
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import argparse
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import sys
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import threading
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import time
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try:
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import serial
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except ImportError:
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serial = None
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def _reader_thread(ser: "serial.Serial") -> None:
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"""
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Continuously read and display incoming packets from the radio.
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Parameters
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----------
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ser : serial.Serial
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Open serial connection to the ground RYLR998.
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Returns
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-------
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None
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"""
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while True:
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try:
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line = ser.readline().decode("utf-8", errors="ignore").strip()
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if line:
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print(f"\n[LORA RX] {line}\n> ", end="", flush=True)
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except Exception:
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break
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def _parse_args() -> argparse.Namespace:
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"""
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Parse command line arguments for the LoRa console.
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Parameters
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----------
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None
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Returns
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-------
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argparse.Namespace
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Parsed arguments with the serial port and baud rate.
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"""
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parser = argparse.ArgumentParser(description="REYAX RYLR998 console")
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parser.add_argument("--port", default="/dev/cu.usbserial-A50285BI")
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parser.add_argument("--baud", type=int, default=115200)
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return parser.parse_args()
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def main() -> None:
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"""
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Open the ground station radio and forward operator input.
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Parameters
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----------
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None
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Returns
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-------
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None
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"""
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if serial is None:
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sys.exit("pyserial required: pip install pyserial")
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args = _parse_args()
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print(f"[*] Opening REYAX RYLR998 on {args.port} @ {args.baud}...")
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try:
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ser = serial.Serial(args.port, args.baud, timeout=0.5)
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except Exception as e:
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sys.exit(f"[-] Failed to open {args.port}: {e}")
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thread = threading.Thread(target=_reader_thread, args=(ser,), daemon=True)
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thread.start()
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time.sleep(0.1)
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ser.write(b"AT\r\n")
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print("[+] Connected. Type AT commands (e.g. AT, AT+BAND?, AT+NETWORKID?).")
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print("[+] Incoming airborne packets print as [LORA RX] +RCV=...")
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print("[+] Press Ctrl-C or Ctrl-D to exit.\n")
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try:
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while True:
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cmd = input("> ").strip()
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if not cmd:
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continue
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ser.write(cmd.encode("utf-8") + b"\r\n")
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except (KeyboardInterrupt, EOFError):
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print("\n[*] Exiting LoRa console.")
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ser.close()
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if __name__ == "__main__":
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main()
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