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Features

Features of the MC68HC(8)05PV8/A include:

? HC05 Core

? 28 Pin SOIC Package

? Program EEPROM or ROM

– MC68HC805PV8: 7936 Bytes of Program EEPROM + 240

Bytes of Monitor ROM + 16 Bytes User Vectors

– MC68HC05PV8: 7936 Bytes of ROM + 240 Bytes of Monitor

ROM + 16 Bytes User Vectors

? 192 Bytes of RAM Including Stack

? 128 Bytes of Data EEPROM

? On-Chip 5V (±5) Voltage Regulator including Power-On Reset,

with 20mA supply for External Devices. VSUP Range is 6V to 16V.

Limited operation above and below that range. Breakdown

Voltage above 40V.

? On-Chip Oscillator with External Resonator. Internal bus

Frequency in Run and Wait Mode is fOSC÷2.

? Multipurpose Core Timer, Real Time Interrupt (RTI), (Window)

COP Watchdog Timer

? 16-Bit Timer With Two Input Captures and Two Output Compares

? 1 Channel High-Speed PWM With Adjustable Frame Frequency

? 8 bit 6 Channel A/D Converter

? Port A: 8 Channel 5V I/O, with Pull-Ups, Shared with A/D

Converter

? Port B: 5 Channel 5V I/O Shared with Timer and PWM

? Port C: 7 channel 40V I/O

– 5 Channel 10mA Contact Monitor, 1 for a Switch to Ground, 1

for a Switch to Battery and 3 of Universal Type. Contact

Monitoring Requires a 1KΩ External Resistor. Contact Monitor

Pins May Alternatively be Configured as High-Voltage I/O

Relative to VSUP. Pins are Shared with Timer and PWM.

– 2 Channel 2Ω LS Relay Driver. The Pins are Shared with the

PWM.

? Break-Down Voltage of High-Voltage Pins is greater than 40V.

? High-Voltage Interrupt/Reset (HVI/HVR) and Low-Voltage Reset

(LVR).

? –40°C to 125°C Junction Temperature.

? Operational Amplifier, Connected to PA4–6

? Keyboard Wake-Up Interrupt on Port A and PC4–0

? ISO9141 Compatible Transceiver on Port C4

? Ultra Low Power Mode on 68HC05PV8A