us 1-channel ca nterface can-usb-01€¦ · copley controls, 20 dan road, canton, ma 02021, usa...
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Copley Controls, 20 Dan Road, Canton, MA 02021, USA Tel: 781-828-8090 Fax: 781-828-6547Web: http://www.copleycontrols.com Page 1 of 2
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USB 1-Channel CAN Interface CAN-USB-01
Features •SinglegalvanicallyisolatedCANchannel •Highspeed(480Mbit/sec)USBinterface •SupportsCAN2.0Aand2.0Bmessageformat •32-bitRISCprocessor •ISO11898complianthigh-speedinterface supportsupto1Megabit/secbitrates
CANMonitorSoftware •ViewCANmessages •CANbusloading •Diagnostics •Downloadfirmware
Plug-and-play •CML&CMO •Xenus •Accelnet •Stepnet
DESCRIPTION
TheUSB-CAN-01isasinglechannelCANinterfacecardwithahighspeedUSBinterfacetoahostPC.ItsCANinterfaceisgalvanicallyisolatedtoprotectthePChardwareandprovidebetternoiseimmunityinindustrialenvironments.Thecardincorporatesahighperformance32-bitRISCprocessor.ThisprocessorhandlesalllowleveldetailsofinterfacingwiththeCANhardware,offloadingthistaskfromthehostprocessor.AhighspeedUSBinterfaceisusedtocommunicateCANmessagesbacktothehost.DevicedriversupportisprovidedforMicrosoftWindowsandLinux.CANviewbusmonitoringsoftwareisavailableforbothWindowsandLinuxhosts.
HIGHSPEEDUSB
MostUSBbasedCANinterfacesutilizethe12Mbit/secfullspeedUSB.TheUSB-CAN-01usesthemuchfaster480Mbit/sechighspeedUSBprotocoltominimizecommunicationlatency.USBisinherentlyapolledbus.Thismeansthatallcommunicationisinitiatedbythebusmaster(PC).It’snotpossibleforaslavedevicetocommunicateastatechangetothemasterindependently,theslavemustwaituntilthemasterrequeststhedevicesstate.Whentheolder12Mbit/secUSBprotocolisused,thebusmasterpollsdevicesatamaximumframerateofonceeverymillisecond.ThisaddsuptoamillisecondofdelaybetweenaCANmessagebeingreceivedoverthenetworkandthatmessagebeingcommunicatedtothehostprocessor.AsimilardelayisaddedtothetransmissionofeveryCANmes-sage.ThesoftwarerunningonthehostPCwillqueueupaCANmessagetobesent,butthemessagewon’tactuallybepassedtotheCANinterfaceuntilthenextUSBbuscycleattheearliest.TheUSB-CAN-01usesthemuchfasterhighspeedUSBprotocolwhichhasamaximumbandwidthof480Mbit/sec.Animportantfeatureofthishigherspeedprotocolisamuchfasterframerate.InhighspeedUSBthehostcomputerscansthebusevery125microseconds,or8timesfasterthentheframerateusedbythefullspeedUSBprotocol.ThismeansthatthelatencyaddedtoeverCANmessagetransmitandreceiveisonly1/8ofwhatitwouldbeformoretypicalUSBtoCANinterfaceproducts.WhenusingCANtocontrolindustrialequipment,thisreductioninlatencycanhaveabigimpactonsystemcycletimes.
CANInterface viaUSB
RoHS
Copley Controls, 20 Dan Road, Canton, MA 02021, USA Tel: 781-828-8090 Fax: 781-828-6547Web: http://www.copleycontrols.com Page 2 of 2
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Hardwarerequirements USB2.0,highspeed(480Mbit/sec)
Powerrequirements 5VdcfromUSBport,<tbd>mA
USBconnector TypeBreceptacle
CANconnector Dsub-9M,male,CANDS-102compliant
CANchannels 1,galvanicallyisolated
CANtermination 121W,internaljumperselectable
CANbitrate 20kbpsto1000kbps
Messagebuffering 164receivemessages,10transmitmessages
Timestampresolution 1µs
OSsupported Windows®,Linux
Operatingtemperature -10°to+70°C
Storagetemperature -40°to+85C
Dimensions 4.2x2.8x1[106x71x24]in[mm]
AgencyApprovals RoHS,CE,FCC
PARTNUMBER DESCRIPTION
CAN-USB-01 USBSingle-channelCANinterface*
CAN-USB-01-F USBSingle-channelCANinterfacewithmountingflanges*
PIN SIGNAL
1 N.C.
2 CAN_L
3 CAN_GND
4 N.C.
5 N.C.
6 CAN_GND
7 CAN_H
8 N.C.
9 N.C.
USB 1-Channel CAN Interface CAN-USB-01
Software,firmware,anddriverslistedbelowareontheCopleyControlsweb-site: http://www.copleycontrols.com/Motion/Downloads/canCardTools.html
• InstallationGuide• CANview.exeforWindows• CANviewforLinux• APIforWindows&Linux• Firmware• DriversforWindows&Linux
Rev1.03-tu06/30/2015
ORDERINGGUIDE
SOFTWARE
CONNECTORDsub9M
MECHANICALOUTLINE
SIGNALS&PINS SPECIFICATIONS
*OneUSB2.0A-maletoB-malecableisincluded
RoHS