Description

The HT66FB570 is a Full Speed USB Flash MCU with up to 8 USB endpoints, it is compatible with the USB 2.0 specification. The device includes Holtek's high-precision 12MHz internal oscillator, providing an accuracy of up to ±0.25% for the USB mode. Using this patented clock technology, the USB function is fully internal and requires no external components. The microcontroller also contains a 3.3V internal regulator which can be used by peripheral applications.

Holtek has also provided the device with an ISP online firmware update function. The firmware can be easily updated via the USB interface using the I3000 Writer. Holtek also provides a DLL for user development. The device also supports ICP, ISP and IAP modes and an online update function.

NOTE

1. The product image is for showing the product appearance, the pin count shown may not match the product pin count. Please check document for detail package information.