USB MCU

\nThe EM78680 is a series of 8-bit Universal Serial Bus (USB), RISC architecture, microcontroller.It is specifically designed for USB full speed device application. The EM78680 also supports one device address and six endpoints.\nThe EM78680 has 8-level stacks and four sets of interrupt sources. It Operating voltage: 4.0V ~ 5.5V ( 24MHz operation voltage: 5.0~5.5V )\nUSB Specification Compliance\n* Universal Serial Bus Specification Version 1.1\n* USB Device Class Definition for Human Interface Device (HID), Firmware Specification Version 1.1\n* Supports one device address and six endpoints\nU;