HT82K96E - Holtek Semiconductor Inc

HT82K96E 8-Bit USB Multimedia Keyboard Encoder OTP MCU

This device is an 8-bit high performance RISC-like microcontroller designed for USB product applications. It is particularly suitable for use in products such as mice, keyboards and joystick. A HALT feature is included to reduce power consumption. Rev. 1.70 1 April 22, 2004 HT82K96E Block Diagram U S B D + /C L K U S B D -/D A T A V 3 3 O T M R 1 C M U X.

Features

· Operating voltage:
· 4096´15 program memory ROM
· 160´8 data memory RAM
· HALT function and wake-up feature reduce power fSYS=6M/12MHz: 4.4V~5.5V
· Low voltage reset function
· 32 bidirectional I/O lines (max.)
· 8-bit programmable timer/event counter with over- consumption
· 8-level subroutine nesting
· Up to 0.33ms instruction cycle with 12MHz system flow interrupt
· 16-bit programmable timer/event counter and over- flow interrupts
· Crystal oscillator (6MHz or 12MHz)
· Watchdog Timer
· 6 channels 8-bit A/D converter
· PS2 and USB modes supported
· USB1.1 low speed function
· 4 endpoin.