![](http://datasheet.mmic.net.cn/Freescale-Semiconductor/MCF51QE32CLH_datasheet_98893/MCF51QE32CLH_2.png)
LearnMore:
For more information about ColdFire
family products, please visit
www.freescale.com/coldfire.
LearnMore:
For more information about the Flexis
QE family, please visit
www.freescale.com/flexis.
Features
Benefits
Peripherals
Twoanalogcomparatorswithoptiontocompare
to an internal reference—output can be optionally
routedtotimer/pulsewidthmodulator(PWM)as
input capture trigger
Requiresonlysinglepinforinputsignal,
freeing up additional pins for other use
Allowsothercomponentsinsystemtoseeresult
of comparator with minimal delay
CanbeusedforsingleslopeADCandRCtime
constant measurements
AnalogDigitalConverter(ADC)upto24-channel,
12-bitresolution;2.5sconversiontime;automatic
comparefunction;1.7mV/°Ctemperaturesensor;
internalbandgapreferencechannel;operationinstop3
Having24channelsallowsupto24analog
devices to be sampled at extremely high speeds.
Provides functionality across operational voltage
of the MCU
2xSerialCommunicationsInterface(SCI)—Two
modules offering asynchronous communications,
13-bitbreakoption,flexiblebaudrategenerator,
double buffered transmit and receive and optional
H/Wparitychecking
and generation
ProvidesstandardUARTcommunications
peripheral
Allowsfull-duplex,asynchronous,NRZserial
communication between MCU and remote devices
EdgeinterruptcanwakeupMCUfrom
low-power mode
2xSCI(SerialPeripheralInterfaces)—Twomodules
withfull-duplexorsingle-wirebidirectional;
double-bufferedtransmitandreceive;master
orslavemode;MSB-firstorLSB-firstshifting
HavingtwoSPIprovidesdedicationtotwo
separate devices. An example would be to have
oneSPIdedicatedtoaZigBee-ready transceiver,
and the other for MCUs or peripherals
Timepulse-widthmodulation(TPM)one
6-channel (TMP3) and two 3-channel (TPM1 and
TPM2);selectableinputcapture,outputcompare,
orbufferededge-orcenter-alignedPWMon
each channel
ThreeTPMsallowforthreedifferenttimebases,
with a total of twelve timer channels
TwoI2Cswith;Upto100kbpswithmaximum
busloading;multi-masteroperation;programmable
slaveaddress;interrupt-drivenbyte-by-byte
datatransfer;supportsbroadcastmodeand
10-bit addressing
TwoI2C ports enable increased system memory by
usinganadditionalI2CEEPROM.Thisalsocreates
anopportunitytoaddanadditionalI2C device
Input/Output
16bitsofRapidGeneralPurposeInput/Output
(RGPIO)connectedtotheCPU’shigh-speedlocal
bus with set, clear and toggle functionality
70GPIO(GeneralPurposeInput/Output),
one input-only and one output-only pin
ResultsinlargenumberofflexibleI/Opinsthat
allow developers to easily interface device into
their own designs
16KeyboardInterrupts(KBI)pinswith
selectable polarity
Canbeusedforreadinginputfromakeypad
or used as general pin interrupts
System Protection
Watchdogcomputeroperatingproperly(COP)
reset with option to run from dedicated 1 kHz
internal clock source or bus clock
Allowsdevicetorecognizerunawaycode
(infiniteloops)andresetsprocessortoavoid
lock-up states
Low-voltagedetectionwithresetorinterrupt;
selectable trip points
Alarmsthedeveloperofvoltagedropsoutside
of the typical operating range
Illegalopcodedetectionwithreset
Allowsthedevicetorecognizeerroneouscode
and resets the processor to avoid lock-up states
Flashblockprotection
Preventsunintentionalprogrammingofprotected
flashmemory,whichgreatlyreducesthechanceof
losing vital system code for vendor applications
Development Support
ClassicColdFireDebugB+functionalitymapped
into a single-pin BDM interface
Allowsdeveloperstousethesamehardware
cables between S08 and ColdFire V1 platforms
Real-timedebugsupport
Sixhardwarebreakpointswhichcanbeconfigured
into a 1- or 2-level trigger with a programmable
response (CPU halt or interrupt)
Programtracesupport
Captureofprocessorstatusanddebugdatainto
on-chip trace buffer provides program trace
capabilitiesandprogrammablestart/stop
recording conditions
Package Options
Part Number
Temp. Range
Package
MCF51QE128CLK
-40°C to +85°C
80 LQFP
MCF51QE128CLH
-40°C to +85°C
64 LQFP
MCF51QE64CLH
-40°C to +85°C
64 LQFP
MCF51QE32CLH
-40°C to +85°C
64 LQFP
MCF51QE32LH
0°C to +70°C
64 LQFP
Cost-Effective Development Tools
DEMOQE128
$99*
Cost-effective demonstration kit, including
the S08 and ColdFire V1 daughter cards, as
well as a serial port and built-in USB-BDM
cable for debugging and programming.
EVBQE128
$325*
Full-featured evaluation system for the
QE128 device family. This evaluation
system enables full evaluation of both the
MC9S08QE128 and MCF51QE128 devices.
CodeWarrior Development Studio for
Microcontrollers 6.0
Complimentary**SpecialEdition
CodeWarriorDevelopmentStudiofor
Microcontrollers is a single tool suite
that supports software development for
Freescale’s8-bitand32-bitColdFireV1
microcontrollers. Designers can further
accelerate application development with the
help of Processor Expert, an award-winning
rapid application development tool integrated
intotheCodeWarriortoolsuite.
*PricesindicatedareMSRP
** Subject to license agreement
FreescaleandtheFreescalelogoaretrademarksorregisteredtrademarksofFreescaleSemiconductor,Inc.intheU.S.andother
countries. All other product or service names are the property of their respective owners.
FreescaleSemiconductor,Inc.2009.
DocumentNumber:MCF51QE128FS
REV1