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Features

Features of the MC68HC705E5 include:

? Low Cost

? HC05 Core

? 28-Pin Package

? On-Chip Oscillator (Crystal or Ceramic Resonator)

? Phase-Locked Loop (PLL) Synthesizer with Programmable Speed

? Synchronous Serial Interface (SSI) with Interrupts and Most

Significant Bit (MSB) or Least Significant Bit (LSB) First

? M-Bus (I2C) Communication Port

? 5120 Bytes of User EPROM (Including 16 Bytes of EPROM User

Vectors)

? 384 Bytes of On-Chip RAM

? 15-Stage Multifunctional Timer with Programmable Input

? Real-Time Interrupt Circuit

? Computer Operating Properly (COP) Watchdog Timer Mask

Option

? Custom Periodic Interrupt Circuit

? 20 Bidirectional I/O Lines

? Single-Chip Mode

? Bootloader Mode

? Power-Saving Stop and Wait Modes

? Edge-Only Sensitive or Edge- and Level-Sensitive Interrupt

Trigger Mask Option

? STOP Instruction Disable Mask Option

? System Control and Status Register

? Illegal Address Reset