National Instruments 192317E-01L USB-6501 Digital I/O device

The National Instruments 192317E-01L is the part number for the USB-6501, a portable, bus-powered USB digital I/O device designed for data acquisition and control applications.

🔧 Key Specifications

• Digital I/O Lines: 24 lines (organized into three 8-bit ports: P0, P1, P2)

• Output Drive: 8.5 mA per line

• Counter: 1 × 32-bit counter on P2.7

• Voltage Range: 0 V to 5 V

• Protection: Overvoltage, undervoltage, overcurrent, and ESD protection

• Connectivity: Full-speed USB 2.0 interface (12 Mbps)

• Power: Bus-powered (no external power supply required)

🛠 Common Applications

• Digital signal acquisition and generation

• Pulse counting and frequency measurement

• Control of digital devices

• Educational and research projects