๐ Supported Printers: Epson TM-T82X, TM-T88V, and compatible ESC/POS thermal printers
๐ Connection Methods (choose one):
Option 1: USB Cable (most common)
โข
macOS/Linux: Works directly via WebUSB - no driver needed
โข
Windows: Install TM Virtual Port Driver (creates virtual COM port for Web Serial API)
โ Download from
Epson Download Center
โ The driver creates a COM port that Web Serial API can access
Option 2: Serial Cable (RS-232)
โข Connect printer to native COM port (or USB-to-Serial adapter)
โข
All platforms: Works directly via Web Serial API - no driver needed
โข โ
Best for Windows (bypasses USB driver conflicts)
โ
To use this app:
1๏ธโฃ Access via
http://localhost or
https:// (NOT file://)
2๏ธโฃ Click "Check Connection" to verify Web Serial API is working
3๏ธโฃ Click "๐ Change Device" to select your printer
โ ๏ธ Troubleshooting:
โข If using USB on Windows: Ensure Virtual COM port driver is installed
โข If using serial cable: Check Device Manager โ Ports (COM & LPT) for COM port
โข Close any other apps using the printer
โข Use Chrome or Edge browser (Web Serial API required)
