HT82M99E

Product Summary

The USB MCU OTP body is suitable for USB mouse and USB joystick devices. It consists of a Holtek high performance 8-bit MCU core for control unit, built-in USB SIE, 2K′14 EPROM and 96 bytes data RAM

Features

· Flexible total solution for applications that combinePS/2 and low-speed USB interface, such as mice
· USB Specification Compliance- Conforms to USB specification V1.1- Conforms to USB HID specification V1.1
· Supports 1 Low-speed USB control endpoint and 1interrupt endpoint
· Each endpoint has 8′8 bytes FIFO
· Integrated USB transceiver· 3.3V regulator output
· External 6MHz or 12MHz ceramic resonator or crys-tal
· 8-bit RISC microcontroller, with 2K′14 EPROM(000H~7FFH)
· 96 bytes RAM (20H~7FH)
· 6MHz/12MHz internal CPU clock
· 4-level stacks
· Two 7-bit indirect addressing registers
· One 16-bit programmable timer counter with over-flow interrupt (shared with PA7, vector 0CH)
· One USB interrupt input (vector 04H)
· HALT function and wake-up feature reduce power consumption
· PA0~PA7, PB4 and PB7 support wake-up function
· Internal Power-On reset (POR)
· Watchdog Timer (WDT)
· 12 I/O ports
· 18/20-pin DIP, 18/20-pin SOP package

Diagrams

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