HT82K73E - Holtek

HT82K73E 2.4GHz Keyboard TX 8-Bit OTP MCU

The device is an 8-bit high performance, RISC architecture microcontroller devices specifically designed for multiple I/O control product applications. The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, Power Down and wake-up functions, Watchdog timer, motor driving, industrial control, consumer products, subsystem.

Features

· Operating voltage:
· 39 I/O bi-directional lines with pull-high options
· Power down and wake-up functions to reduce power fSYS= 27MHz: 2.0V~3.3V for crystal mode fSYS= 4MHz: 2.0V~3.3V for external RC mode
· 39 bidirectional I/O lines
· Watchdog Timer function
· Single 16-bit internal timer with overflow interrupt and consumption
· 4-level subroutine nesting
· Bit manipulation instruction
· Table read instructions
· 63 powerful instructions
· All instructions executed in one or two machine cy- timer input
· 27MHz external crystal oscillator and 4MHz external RC mode
· Two bit to define m.