68HC11P2 : Microcontroller

 

The MC68HC11P2 8-bit microcomputer is a member of the M68HC11 family of HCMOS microcomputers. In addition to 32kbytes of ROM, the MC68HC11P2 contains 1kbyte of RAM and 640 bytes of EEPROM. With its advanced timer and communication features (including MI BUS ) the MC68HC11P2 is especially suitable for mobile communications and automotive applications.
Page Contents
Other Info
68HC11P2 Features

  • Low power, high performance M68HC11 CPU core, with 4MHz bus capability
  • Power saving PLL clock circuit, with automatic disable during WAIT mode
  • 32kbytes of User ROM (MC68HC11P2); 32kbytes User EPROM (MC68HC711P2)
  • 1kbyte of RAM
  • 640 bytes of byte-erasable User EEPROM, with on-chip charge pump
  • Up to 50 general purpose I/O lines, plus up to 12 input-only lines
  • Non-multiplexed address and data buses, permitting direct access to the full 64k address map
  • 16-bit timer with 3/4 input captures and 4/5 output compares; pulse accumulator and COP
  • watchdog timer
  • Three 8- or 9-bit SCI subsystems, two with MI BUS ? capability
  • SPI subsystem, with software selectable MSB/LSB first option
  • 8-channel, 8-bit analog-to-digital (A/D) converter
  • Four 8-bit PWM timer channels (may be concatenated to form one, or two, 16-bit channels)
  • Available in 84-pin PLCC and 84-pin CERQUAD packages

 

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68HC11P2 Parametrics

ROM
KBytes
RAM
KBytes
EEPROM
Bytes
Timer
I/O SC
I/O EXP
Serial
A/D
PWM
Operating Voltage
V
Bus Frequency
(Max)
MHz
32
1
640
16-Bit, 3/4IC, 4/5OC, RTI, pulse accumulator
62
37
Triple SCI SPI
8-CH 8-Bit
4-CH 8-Bit or 2-CH 16-Bit
5
4

 

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68HC11P2 Documentation

Application Note
ID Name Format Size K Rev # Date Last Modified
ANE415 MC68HC11 Implementation of IEEE-488 Interface for DSP56000 Monitor pdf 1619 0 1/01/1988
AN1284 Transporting M68HC11 Code to M68HC12 Devices pdf 175 0 1/01/1996
AN1597 Longwave Radio Data Decoding using an HC11 and an MC3371 pdf 205 0 1/01/1996
AN432 128K Byte Addressing with the M68HC11 pdf 435 0 1/11/2001
AN494 An HC11-Controlled Multiband RDS Radio pdf 1052 1 2/23/2001
AN461 An Introduction to the HC16 for HC11 Users pdf 667 0 1/01/2000
AN427 MC68HC11 EEPROM Error Correction Algorithms in C pdf 147 0 1/01/2000
AN495 RDS decoding for an HC11-controlled pdf 3840 0 10/01/1994
AN997 CONFIG Register Issues Concerning the M68HC11 Family pdf 53 0 1/01/2000
AN974 MC68HC11 Floating-Point Package pdf 299 0 1/01/2000
AN1060 M68HC11 Bootstrap Mode pdf 289 1 1/01/1999
AN1010 MC68HC11 EEPROM Programming from a Personal Computer pdf 237 0 1/11/2001
AN1058 Reducing A/D Errors in Microcontroller Applications pdf 245 0 2/01/2001
AN1064 Use of Stack Simplifies M68HC11 Programming pdf 522 0 1/11/2001
AN1753 Implementing a FLASH Memory System in an MC68HC711E9 pdf 238 0 1/01/1998
AN1706 Microcontroller Oscillator Circuit Design Considerations pdf 102 0 1/01/1997
AN1242 High Performance M68HC11 System Design Using the WSI PSD4XX and PSD5XX Families pdf 286 0 1/01/1996
AN1220 Optical Character Recognition Using Fuzzy Logic pdf 317 0 1/01/1996
AN1215 PID Routines for MC68HC11K4 and MC68HC11N4 Microcontrollers pdf 261 0 1/01/1996
AN1285 Stepper Motor Control w/ an MC68HC11E9 Microcontroller pdf 148 0 1/01/1997
AN1283 Transporting M68HC11 Code to M68HC16 Devices pdf 358 0 1/01/1996
AN1237 Using M68HC11 Microcontrollers w/ Programmable Peripheral Devices pdf 131 0 1/01/1996
AN1783 Determining MCU Oscillator Start-Up Parameters pdf 48 1 1/01/1999
AN1771 Precision Sine-Wave Tone Synthesis Using 8-Bit MCUs pdf 250 0 1/01/1998
AN1744 Resetting Microcontrollers During Power Transitions pdf 80 0 1/01/1998
AN1705 Noise Reduction Techniques for Microcontroller-Based Systems pdf 67 0 1/01/1999
AN1057 Selecting the Right Microcontroller Unit pdf 241 0 1/01/2000


Data Sheets
ID Name Format Size K Rev # Date Last Modified
MC68HC11P2 MC68HC(7)11P2 Technical Data pdf 1232 0 3/16/2000
MC68HC11P2AD Addendum to MC68HC11P2, MC68HC711P2 Technical Data pdf 24 0 5/07/2001


Engineering Bulletin
ID Name Format Size K Rev # Date Last Modified
EB303 Handling Considerations for Avoiding Intermittent Programming and Execution Failures with MC68HC11-Windowed EPROM Devices pdf 33 0 1/01/1998
EB301 Programming EEPROM on the MC68HC811E2 during Program Execution pdf 24 0 1/01/1999
EB312 Replacing 68HC11KA4/KA2 MCUs with 68HC11KS2/KS8 MCUs pdf 69 0 1/01/1999
EB294 How to Write to the 64-Cycle Time-Protected Registers on M68HC11 Development Tools pdf 46 0 1/01/1999
EB292 Initialization Considerations When Moving from the BUFFALO Monitor to a Standalone MC68HC11 pdf 22 0 1/01/1998
EB296 Programming MC68HC711E9 Devices with Pcbug11 and the M68HC11EVBU pdf 28 0 1/01/1998
EB291 Programming MC68HC811E2 Devices with Pcbug11 and the M68HC11EVBU pdf 37 0 1/01/1998
EB298 Programming the BUFFALO Monitor into an MC68HC711E9 pdf 22 0 1/01/1999
EB295 Programming the EEPROM on the MC68HC811E2 with the M68HC11EVM Board pdf 26 0 1/01/1998
EB293 Simplify MC68HC711E20 EPROM Programming with Pcbug11 pdf 30 0 1/01/1998
EB299 Why M68HC711D3PGMR Software Does Not Run on 486 33-MHz Computers pdf 19 0 1/01/1998
EB284 C Marco Definitions for the MC68HC(7)11D3/D0 pdf 23 0 1/01/1998
EB285 C Marco Definitions for the MC68HC(7)11E20 pdf 23 0 1/01/1998
EB287 C Marco Definitions for the MC68HC(7)11E9/E8/E1/E0 pdf 25 0 1/01/1999
EB289 C Marco Definitions for the MC68HC11F1 pdf 26 0 1/01/1998
EB192 A Quick PWM Tutorial for MC68HC11 K, KA, KW, P and PH Series Controllers pdf 102 0 1/01/1999
EB195 How to Configure the Reset Pin on the MC68HC11 pdf 25 0 1/01/1999
EB191 Programming EPROM and EEPROM on the M68HC11EVM pdf 26 0 1/01/1999
EB193 Replacing 68HC11A Series MCUs with 68HC11E Series MCUs pdf 96 1 1/01/1999
EB198 Turn Off Your E Clock to Reduce Noise Emission on the MC68HC11 pdf 57 0 1/01/1998
EB197 Using Pseudo-Interrupt Vectors on the M68HC11EVBU pdf 15 0 1/01/1999
EB188 Enabling the Security Feature on M68HC811E2 Devices with PCbug11 on the M68HC711E9PGMR pdf 29 0 1/01/1998
EB184 Enabling the Security Feature on the MC68HC711E9 Devices with Pcbug11 on the M68HC711E9PGMR pdf 30 0 1/01/1998
EB182 How the Romon Bit Behaves on the E Series HC11 MCUs pdf 28 0 1/01/1998
EB187 Programming MC68HC711E9 Devices with Pcbug11 and the M68HC711EVB pdf 34 0 1/01/1998
EB189 Programming MC68HC811E2 Devices with Pcbug11 and the M68HC711E9PGMR pdf 36 0 1/01/1998
EB185 Simplify MC68HC711E9PROM Programming with Pcbug11 and the M68HC711EPGMR Board pdf 29 0 1/01/1998
EB254 Setting the Programming Voltage on Modular Microcontrollers with FLASH EEPROM pdf 20 0 1/01/1998
EB422 Enhanced M68HC11 Bootstrap Mode pdf 1377 0 1/01/2000
EB380 Migrating from the MC68HC811E2 to the MC68HC711E9 pdf 104 0 3/02/2001
EB381 Migrating from the MC68HC811E2 to the MC68HC11F1 pdf 137 0 5/10/2001
EB378 CONFIG Register Programming for EEPROM-Based M68HC11 Microcontrollers pdf 114 0 1/31/2001
EB413 Resetting MCUs pdf 62 0 1/01/2000
EB349 RAM Data Retention Considerations for Motorola Microcontrollers pdf 45 0 6/22/2000


Miscellaneous
ID Name Format Size K Rev # Date Last Modified
M68HC11CFG CONFIG Register Programming for EEPROM-based M68HC11 Microcontrollers pdf 505 1 1/01/1995


Reference Manual
ID Name Format Size K Rev # Date Last Modified
M68HC11RM M68HC11 Reference Manual pdf 6386 4 6/27/2001
MC68HC11KA4RGAD MC68HC11KA4 Programming Reference Guide Addendum pdf 5201 0 4/01/1992
MC68HC11F1RG MC68HC11F1 Programming Reference Guide pdf 4765 2 4/01/1992
MC68HC11ERG MC68HC11E Programming Reference Guide pdf 4774 0 3/01/1996
MC68HC11D3RG MC68HC11D3 Programming Reference Guide pdf 4697 0 6/01/1990


Selector Guide
ID Name Format Size K Rev # Date Last Modified
SG188 Microcontroller Development Tool Configuration and Order Information Selector Guide pdf 154 2 1/01/2001
SG186 Microcontroller Selector Guide Quarter 3, 2001 pdf 490 8 6/29/2001

 

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68HC11P2 Orderable Parts

Orderable Part ID Package Info Status Remarks

 

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