Currency Counter with Counterfeit Detection

Currency counters are widely used in most retail establishments. Typically, these counters feature a basic design consisting of little more than a motor-controlled counter. However, due to the prevalent issue of counterfeit currency, there is a significant market demand for currency counters that can accurately detect the legitimacy of banknotes. Such applications extend beyond the retail point of sales to include ATMs and other cash transactions, where speed, accuracy, and verification are essential. Our design addresses this market demand by offering a comprehensive system, incorporating the TMR sensor, ensuring high accuracy through multiple scans.

System Benefits:

• Highly integrated MCU enabling a compact design with USB power supply, IrDA support for multiple detection methods, and an LCD for real‑time count display
• High‑accuracy counterfeit detection enabled by multi‑scan sensing and signal processing
• NFC‑based user authentication to support secure operation and controlled access