// Define constants
preamble = [1, 1, 1, 0, 0, 0, 1, 1, 1]

// Set clock speed
clock_speed = 500

// Get the text from the user
text = get_input()

// Convert the ASCII text to a bit stream
payload = ascii_to_bits(text)

// Calculate the length of the payload in bytes
header = byte_length(payload)

// Calculate the CRC-8-AUTOSAR checksum of the payload
checksum = calculate_checksum(payload)

// Combine the header, payload, and checksum into a packet
packet = to_bits(header) + payload + to_bits(checksum)

// Encode packet using manchester encoding
encoded_packet = manchester_encode(packet)

while transmission_not_stopped:
    // Start the transmission by sending the preamble
    for symbol in preamble:
        if symbol is 1:
            stress_cpu(1000)
        else:
            idle_cpu(1000)

    // Transmit the manchester encoded bit stream of the packet
    for code_bit in encoded_packet:
        if code_bit is 1:
            stress_cpu(clock_speed)
        else:
            idle_cpu(clock_speed)