i just ran it again on the machine. here is what the console log said aved file at C:\Users\Admin\Desktop\downloadedbolt.txt Opened serial port: COM3 with baud rate: 9600 Received raw data: [1B] Decoded ASCII data: ← Received raw data: [26, 48, 45, 3A, 12, 00, 00, 00, 00, 00, 00, 00] Decoded ASCII data: &HE:↕ Received raw data: [00, 00, 00] Decoded ASCII data: Received raw data: [00, 00, 00, 00, 00] Decoded ASCII data: Received raw data: [00]