68HC705JJ7|8-bit Microcontroller (MCU)

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No Longer Manufactured
68HC705JJ7

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The NXP^® MC68HC705JJ7 is a member of the M68HC05JJ and M68HC705JP Families of microcontrollers. All MCUs in the family use the popular M68HC05 central processor unit (CPU) and are available with a variety of subsystems, memory sizes and types, and package types.

Data Sheet

Reference Manual

Documentation

Quick reference to our documentation types.

1-5 of 57 documents

^{Data Sheet}
MC68HC705JP7, MC68HC705SJ7, MC68HC705SP7, MC68HRC705JJ7, MC68HRC705JP7, Advance Information - Data Sheet

PDFRev 4.1Sep 20, 20051.2 MBMC68HC705JJ7English
^{Reference Manual}
M68HC05 Applications Guide

PDFRev 4Jan 28, 20035.2 MBM68HC05AGEnglish
^{Reference Manual}
MC68HC05C4, C8, C9, MC68HC705C8, MC68HC805C4, MC68HCL05C4, C8, MC68HSC05C4, C8 Programming Reference

PDFRev 1Feb 23, 20003.8 MBMC68HC05CXRGEnglish
^{Reference Manual}
HC05 Family - Understanding Small Microcontrollers

PDFRev 2Jan 1, 19983.9 MBM68HC05TBEnglish
^{Application Note}
AN1516 Liquid Level Control Using a Pressure Sensor

PDFRev 4May 16, 2005285.7 KBAN1516English
^{Application Note}
Software SCI Routines with the 16-Bit Timer Module

PDFRev 1Nov 22, 2004124.3 KBAN1818English
^{Application Note}
Migrating from the MC68HC705K1 to the MC68HC705KJ1

PDFRev 0Nov 10, 2003633.0 KBAN1746English
^{Application Note}
MISC Bus Follower Switch Node

PDFRev 0Jul 11, 2002554.5 KBAN1688English
^{Application Note}
Software SCI Implementation to the MISC Communication Protocol

PDFRev 0Jul 10, 2002761.4 KBAN1667EnglishAssociated File: AN1667SW
^{Application Note}
Pulse Generation and Detection with Microcontroller Units

PDFRev 1May 31, 2002697.2 KBAN1067English
^{Application Note}
Using the Serial Peripheral Interface to Communicate Between Multiple Microcomputers

PDFRev 1Jan 28, 2002708.2 KBAN991English
^{Application Note}
Digital Direct Current Ignition System Using HC08 Microcontrollers

PDFRev 0Nov 20, 20011.2 MBAN2159EnglishAssociated File: AN2159SW
^{Application Note}
A/D Conversion Software for the MC68HC05JJ/JP Series Microcontrollers

PDFRev 0Nov 1, 20011.5 MBAN1739English
^{Application Note}
Data Structures for 8-Bit Microcontrollers

PDFRev 1May 7, 2001692.9 KBAN1752English
^{Application Note}
Low Cost Universal Motor Phase Angle Drive System

PDFRev 0Mar 13, 20011.4 MBAN1662English
^{Application Note}
Local Interconnect Network (LIN) Demonstration

PDFRev 0Dec 1, 20001.7 MBAN2103English
^{Application Note}
Digital Captive Discharge Ignition System Using HC05/HC08 8-Bit Microcontrollers

PDFRev 0Mar 27, 2000351.8 KBAN4006English
^{Application Note}
Designing for Electromagnetic Compatibility (EMC) with HCMOS Microcontrollers

PDFRev 0Jan 1, 2000456.1 KBAN1050English
^{Application Note}
Noise Reduction Techniques for Microcontroller-Based Systems

PDFRev 0Jan 1, 1999439.7 KBAN1705English
^{Application Note}
Software I2C Communications

PDFRev 0Jan 1, 1999488.6 KBAN1820EnglishAssociated File: AN1820SW
^{Application Note}
Expanding Digital Input with an A/D Converter

PDFRev 1Jan 1, 1998459.0 KBAN1775English
^{Application Note}
Low Cost Universal Motor Sensorless Phase Angle Drive System

PDFRev 0Jan 1, 19981.7 MBAN1663English
^{Application Note}
Add a Unique Silicon Serial Number to the HC05

PDFRev 0Jan 1, 1998669.6 KBAN1757English
^{Application Note}
In-Circuit and Emulation Considerations for MC68HC05JJ/JP Series Microcontrollers

PDFRev 0Jan 1, 1998568.0 KBAN1741English
^{Application Note}
Precision Sine-Wave Tone Synthesis Using 8-Bit MCUs

PDFRev 0Jan 1, 1998857.7 KBAN1771English
^{Application Note}
Instruction Cycle Timing of MC68HC05JJ/JP Series Microcontrollers

PDFRev 0Jan 1, 1998398.0 KBAN1738English
^{Application Note}
Add Addressable Switches to the HC05

PDFRev 0Jan 1, 1998433.5 KBAN1758English
^{Application Note}
Applications Using the Analog Subsystem on MC68HC05JJ/JP Series Microcontrollers

PDFRev 0Jan 1, 19981.1 MBAN1740English
^{Application Note}
Resetting Microcontrollers During Power Transitions

PDFRev 0Jan 1, 1998482.4 KBAN1744English
^{Application Note}
Pulse Width Modulation Using the 16-Bit Timer

PDFRev 0Jan 1, 1998398.4 KBAN1734EnglishAssociated File: AN1734SW
^{Application Note}
Interfacing the HC705C8A to an LCD Module

PDFRev 0Jan 1, 1998570.3 KBAN1745EnglishAssociated File: AN1745SW
^{Application Note}
Interfacing MC68HC05 Microcontrollers to the IBM AT Keyboard Interface

PDFRev 0Oct 30, 1997643.1 KBAN1723English
^{Application Note}
Single-Slope Analog-to-Digital (A/D) Conversion

PDFRev 0Jan 1, 1997494.7 KBAN1708EnglishAssociated File: AN1708SW
^{Application Note}
Let the MC68HC705 Program Itself

PDFRev 0Jul 1, 1996818.8 KBAN499English
^{Application Note}
Adding a Voice User Interface to M68HC05 Applications

PDFRev 0Jan 1, 1996990.0 KBAN1292EnglishAssociated File: AN1292SW
^{Application Note}
Designing for Electromagnetic Compatibility with Single-Chip Microcontrollers

PDFRev 0Jan 1, 1995283.9 KBAN1263English
^{Application Note}
Simple Real-Time Kernels for M68HC05 Microcontrollers

PDFRev 0Jan 1, 1995589.2 KBAN1262English
^{Application Note}
AN1259: System Design and Layout Techniques for Noise Reduction in MCU-Based Systems – Application Note

PDFRev 0Jan 1, 1995347.8 KBAN1259English
^{Application Note}
MC68HC05SR3 and MC68HC705SR3 Design Notes

PDFRev 0Jan 1, 19943.7 MBAN-HK-22English
^{Application Note}
MC6805R3 and MC68HC05SR3 Technical Comparison

PDFRev 0Jan 1, 1994875.8 KBAN-HK-23English
^{Application Note}
Simple A/D for MCUs without Built-In A/D Converters

PDFRev 0Jan 1, 1993926.5 KBAN477English
^{Application Note}
Software Driver Routines for the MC68HC05 CAN Module

PDFRev 0Jan 1, 19933.4 MBAN464English
^{Application Note}
Arithmetic Waveform Synthesis with the HC05/08 MCUs

PDFRev 0Jan 1, 1993571.8 KBAN1222EnglishAssociated File: AN1222SW
^{Application Note}
68HC05K0 Infra-red Remote Control

PDFRev 0Jan 1, 1992794.0 KBAN463English
^{Application Note}
Driving LCDs with M6805 Microprocessors

PDFRev 0Jan 1, 199175.1 KBAN442English
^{Application Note}
M6805 16-Bit Support Macros

PDFRev 0Jan 1, 19901.4 MBAN1055EnglishAssociated File: AN1055SW
^{Application Note}
MC68HC05B4 Radio Synthesizer

PDFRev 0Jan 1, 19882.3 MBANE416English
^{Application Note Software}
Software for AN1667, zip format

ZIPRev 1.0Jul 31, 200295.9 KBAN1667SWEnglish
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^{Application Note Software}
AN2159SW

ZIPRev 1Mar 8, 2002186.6 KBAN2159SWEnglish
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^{Application Note Software}
Software files for AN1820 zipped

ZIPRev 0Jan 1, 19982.2 KBAN1820SWEnglish
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^{Application Note Software}
Software files for AN1734 zipped

ZIPRev 0Jan 1, 19972.7 KBAN1734SWEnglish
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^{Application Note Software}
Software files for AN1292 zipped

ZIPRev 0Jan 1, 1996221.1 KBAN1292SWEnglish
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^{Application Note Software}
Software Files for AN1222 zipped

ZIPRev 0Jan 1, 199521.5 KBAN1222SWEnglish
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^{Application Note Software}
Software files for AN1262

ZIPRev 0Jan 1, 199511.7 KBAN1262SWEnglish
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^Errata
68HC705JJ7 8-Bit Microcontroller Unit: Mask Set Errata 3 - Errata

PDFRev 0Jan 6, 199915.4 KB68HC705JJ7MSE3English
^Errata
68HC705JJ7MSE2AD/D Device Information Sheet: 0H70H/1H70H Mask Sets

PDFRev 0Aug 27, 199716.1 KB68HC705JJ7MSE2English
^Errata
68HC705JJ7 Device Information Sheet: G58T Mask Sets

PDFRev 1Jun 11, 199647.5 KB68HC705JJ7MSE1English

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Design Resources

Software

5 software files

^{Code Snippets}
Example routines

ZIPRev 0Oct 5, 2020 10:19:0041.3 KBSAMPPROGCOD
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^{Code Snippets}
HC05 Software Example: Home Thermostat example using the 705C8 with indoor/outdoor temperature and time of day

ZIPRev 0Oct 5, 2020 10:19:0017.2 KBC8THERMSW
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^Libraries
IEC 60730 Safety Standard for Household Appliances

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^{IDE and Build Tools}
DOS based freeware assembler

ZIPRev 0Aug 6, 2002 00:00:0061.0 KBASHC5ASM
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^{Test, Debug and Analyzer Software}
FreeMASTER Run-Time Debugging Tool

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8-bit Microcontroller (MCU)

Documentation

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Example routines

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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