doc:appunti:hardware:t9plus_mini_pc_rgb_led_control
Mini PC T9Plus RGB LED Control Program
This is the Python script t9plus-leds that I use to control the RGB LEDs of my Mini PC T9Plus. It requires the python3-serial package.
#!/usr/bin/env python3 # See: # https://www.reddit.com/r/MiniPCs/comments/18icusg/t9_plus_n100_how_to_control_led/ # https://github.com/thekief/s1t-ledcontrol # https://minipcunion.com/viewtopic.php?t=4424 import argparse import serial import sys import time __author__ = "Niccolo Rigacci" __copyright__ = "Copyright 2024 Niccolo Rigacci <niccolo@rigacci.org>" __license__ = "GPLv3-or-later" __email__ = "niccolo@rigacci.org" __version__ = "0.1.0" # Define dictionaries for mode, brightness, and speed mappings modes = { "Off": 0x04, "Auto": 0x05, "Rainbow": 0x01, "Breathing": 0x02, "Cycle": 0x03 } brightness = { 1: 0x05, 2: 0x04, 3: 0x03, 4: 0x02, 5: 0x01 } speed = { 1: 0x05, 2: 0x04, 3: 0x03, 4: 0x02, 5: 0x01 } def calculate_check_digit(mode, brightness, speed): return (0xfa + mode + brightness + speed) & 0xff def send_led_status(serial_port, baud_rate, mode, brightness, speed): try: # Open serial port s = serial.Serial(serial_port, baud_rate) # Send data with delays for b in (0xfa, mode, brightness, speed, calculate_check_digit(mode, brightness, speed)): s.write(bytes([b])) time.sleep(0.005) # Close serial port s.close() print("LED status sent successfully.") except Exception as e: print("An error occurred:", str(e)) def main(): modes_help = 'available modes: %s' % (', '.join(modes.keys()),) parser = argparse.ArgumentParser(description='Set the working mode of the RGB LEDs on T9 Plus and S1 Mini PC.') parser.add_argument('-d', '--device', type=str, default='/dev/ttyUSB0', metavar='DEV', help='the device the data is written to (default: /dev/ttyUSB0)') parser.add_argument('-r', '--rate', type=int, default=10000, metavar='BAUD', help='set the baud rate (default: 10000)') parser.add_argument('-m', '--mode', type=str, required=True, help=modes_help) parser.add_argument('-b', '--brightness', type=int, default=1, metavar='B', help='brightness value: from 1 to 5 (default: 1)') parser.add_argument('-s', '--speed', type=int, default=1, metavar='S', help='speed value: from 1 to 5 (default: 1)') args = parser.parse_args() mode_key = args.mode.lower().capitalize() if mode_key not in modes.keys(): print("Invalid mode") return if args.brightness not in brightness.keys(): print("Invalid brightness") return if args.speed not in speed.keys(): print("Invalid speed") return mode_input = modes[mode_key] brightness_input = brightness[args.brightness] speed_input = speed[args.speed] serial_port = args.device baud_rate = args.rate # Send LED status print('Setting codes Mode: %s, Brightness: %d, Speed: %d' % (mode_input, brightness_input, speed_input)) send_led_status(serial_port, baud_rate, mode_input, brightness_input, speed_input) if __name__ == "__main__": main()
doc/appunti/hardware/t9plus_mini_pc_rgb_led_control.txt · Last modified: 2024/03/25 09:57 by niccolo