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The MC68HC05BD3 HCMOS microcontroller is a member of the M68HC05 Family of low-cost single-chip microcontrollers. This 8-bit microcontroller contains an on-chip oscillator, CPU, RAM, ROM, parallel I/O capability with pins programmable as input or output, M-Bus serial interface system (I2C), Pulse Width Modulator, Multi-Function Timer, and Sync Signal Processor. There features make it particularly suitable as a multi-sync monitor MCU.

Data Sheet

Application Notes

Documentation

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1-10 of 21 documents

Compact List

MISC Bus Follower Switch Node[AN1688]

PDFJul 11, 2002Rev 0
Software SCI Implementation to the MISC Communication Protocol[AN1667]

PDFJul 10, 2002Rev 0
Using the Serial Peripheral Interface to Communicate Between Multiple Microcomputers[AN991]

PDFJan 28, 2002Rev 1
Digital Direct Current Ignition System Using HC08 Microcontrollers[AN2159]

PDFNov 20, 2001Rev 0
Basic Servo Loop Motor Control Using the MC68HC05B6 MCU[AN1120]

PDFNov 6, 2001Rev 1
Let the MC68HC705 Program Itself[AN499]

PDFJul 1, 1996Rev 0
MC68HC05SR3 and MC68HC705SR3 Design Notes[AN-HK-22]

PDFJan 1, 1994Rev 0
MC6805R3 and MC68HC05SR3 Technical Comparison[AN-HK-23]

PDFJan 1, 1994Rev 0
Software Emulation of DDC1 Hardware Using HC05BD3[AN-HK-24]

PDFJan 1, 1994Rev 0
Software Driver Routines for the MC68HC05 CAN Module[AN464]

PDFJan 1, 1993Rev 0
68HC05K0 Infra-red Remote Control[AN463]

PDFJan 1, 1992Rev 0
Driving LCDs with M6805 Microprocessors[AN442]

PDFJan 1, 1991Rev 0
MC68HC05B4 Radio Synthesizer[ANE416]

PDFJan 1, 1988Rev 0

Software for AN1667, zip format[AN1667SW]

ZIPJul 31, 2002Rev 1.0
AN2159SW[AN2159SW]

ZIPMar 8, 2002Rev 1

68HC05BD7, 68HC705BD7, 68HC05BD2 SPECIFICATION REV 2.0 (General Release) - Data Sheet[HC705BD7GRS]

PDFJan 20, 1998Rev 2

Use of OSC2/XTAL as a Clock Output on Freescale Semiconductor Microcontrollers[EB396]

PDFJun 19, 2002Rev 0
The MCAN Module[EB421]

PDFFeb 23, 2000Rev 0
Resetting MCUs[EB413]

PDFJan 1, 2000Rev 0
Frequently Asked Questions and Answers for the M68HC05 Family MCAN Module[EB181]

PDFJan 1, 1997Rev 0
Differences between the MC68HC705B16 and the MC68HC705B16N[EB180]

PDFJan 1, 1996Rev 0

Design Resources

Software

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2 software files

Code Snippets
HC05 Software Example: Home Thermostat example using the 705C8 with indoor/outdoor temperature and time of day

ZIPRev 0Oct 5, 2020 10:19:0016.82 KBC8THERMSW

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Code Snippets
DOS based freeware assembler

ZIPRev 0Aug 6, 2002 00:00:0059.55 KBASHC5ASM

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Microcontroller

Documentation

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Application Note (13)

MISC Bus Follower Switch Node[AN1688]

Software SCI Implementation to the MISC Communication Protocol[AN1667]

Using the Serial Peripheral Interface to Communicate Between Multiple Microcomputers[AN991]

Digital Direct Current Ignition System Using HC08 Microcontrollers[AN2159]

Basic Servo Loop Motor Control Using the MC68HC05B6 MCU[AN1120]

Let the MC68HC705 Program Itself[AN499]

MC68HC05SR3 and MC68HC705SR3 Design Notes[AN-HK-22]

MC6805R3 and MC68HC05SR3 Technical Comparison[AN-HK-23]

Software Emulation of DDC1 Hardware Using HC05BD3[AN-HK-24]

Software Driver Routines for the MC68HC05 CAN Module[AN464]

68HC05K0 Infra-red Remote Control[AN463]

Driving LCDs with M6805 Microprocessors[AN442]

MC68HC05B4 Radio Synthesizer[ANE416]

Application Note Software (2)

Software for AN1667, zip format[AN1667SW]

AN2159SW[AN2159SW]

Data Sheet (1)

68HC05BD7, 68HC705BD7, 68HC05BD2 SPECIFICATION REV 2.0 (General Release) - Data Sheet[HC705BD7GRS]

Technical Notes (5)

Use of OSC2/XTAL as a Clock Output on Freescale Semiconductor Microcontrollers[EB396]

The MCAN Module[EB421]

Resetting MCUs[EB413]

Frequently Asked Questions and Answers for the M68HC05 Family MCAN Module[EB181]

Differences between the MC68HC705B16 and the MC68HC705B16N[EB180]

Design Resources

Software

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HC05 Software Example: Home Thermostat example using the 705C8 with indoor/outdoor temperature and time of day

DOS based freeware assembler

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