Holtek has released its new Touch Flash MCU with NFC reader, the BS65F2042. This new device comes with an abundant set of system resources and can reduce the number of connections to the master MCU using I2C communication control. It also provides detection timing control function to avoid interference caused by touch keys and NFC. This new device is suitable for applications such as smart door locks, access control, smart homes, toys, etc.
This new device provides 16 touch keys and has excellent noise immunity. It has passed the CS (Conductive Susceptibility) 10V dynamic testing. The device has up to 26 I/O pins which can be used for buzzer driving and for LED display functions. The NFC reader provides a 13.56MHz RFID function and supports both ISO14443A and ISO14443B protocols. The NFC reader also has an RF output current of up to 230mA which can increase the sensing distance and also support card detection with low power consumption.
To assist users with their product development, Holtek provides a complete set of libraries as well as software and hardware development tools with which customers can rapidly develop their various applications. The device is supplied in a 46-pin QFN package type.