Abusemark LCD Manuale utente
AbuseMarKLCDAdapterManual
12/17/2013
AbuseMarKLCDAdapter(rev1)
1. DisplayPortconnector
2. 51‐pinFPCconnectorforLCD
3. USBconnectorforpowerorfirmwareupdate
4. Powerbutton
5. Power/StatusLED
6. External5Vsource(seeExternalPowersection)
ForfunctionalityofPowerbutton,seethe“LCDAdapterfirmwarefeaturesandoperation”section(last
page).
AbuseMarKLCDAdapterManual
12/17/2013
ConnectingadaptertoLCDPanel
1. Carefullyliftupleveronthebackofconnector
2. AlignFPCcablewithcircuit(gold)sidefacingup,andpushitintoconnector
3. Stopwhencablereachesshownposition.Donotforcecablefurtherintotheconnector
4. Whilekeepingcablealigned,pushbackonthelevertolockcableinside
IftestingwiththeboardonthebackofLCD,makesuretoplacepaperorsomeothernon‐conductive
materialbetween.Orelse,theboardwillshortcircuitwiththealuminumbackofthepanel.
AbuseMarKLCDAdapterManual
12/17/2013
Improperconnectionexamples
Leftimage:Cablenotalignedcorrectly,notfullyinserted.Poweringuplikethiswilllikelyburnthepanel.
Rightimage:Cableinsertedcircuit(gold)sidedown,thisisincorrect.
ExternalPower5Vsource
Whenarrangingmanypanelsinarray,itseasiertosourceasingle5Vconnectorforallpanelsandavoid
USBcablemess.
Astandard2.54mm(0.1”)pinheaderconnectionisprovidedforthispurpose.Usercansolderinpin
headerorwiresdirectly.Left‐sideispositive(+)andrightsideisnegative(‐).Thefollowing3pads(tx,
GND,rx)areNOTrelatedtopowerand5Vmustnotbeconnectedtothematanytime.Thesepadsare
foremergencyfirmwarerecoveryordebugging.
AbuseMarKLCDAdapterManual
12/17/2013
LCDAdapterfirmwareupgradeand
operation
Requiredsoftware
STMicroelectronicsDFuSeUSBDeviceFirmwareUpgradeGUI:
http://www.st.com/web/en/catalog/tools/PF257916
For firmware update on unsupported or niche OS (ex. Linux), one might be able to use DFU-
UTIL from http://dfu-util.gnumonks.org/.Thismethodisnotsupportedandnotdocumented
here.
Upgradeprocedure
Removepower(UnplugUSBordisconnectexternal5V),andpressandHOLDPowerbutton,
whileconnectingUSBcable.Firmwareupdateonexternal5VpowerisNOTsuported.
StatusLEDwilllightupREDandremainlit,andnewdevicewillinstall“STDeviceinDFUmode”
StartDFuseDemoapplication
Inthe“Upgradeorverify”boxintheGUI,makesuretouncheckVerifyAfterdownload,if
checked
Chooseupgradefile,wouldbecalledlike“highres_rev1.dfu”
Click“Upgrade”button
Whileupgrading,LEDwillflashgreenandreddependingonmode.
Whenfinished,unplugandreconnectUSB.
AbuseMarKLCDAdapterManual
12/17/2013
LCDAdapterfirmwarefeaturesand
operation
WhenconnectedbyUSBorexternal5Vsource,adapterdefaultstofullpoweron,withstatusLED
glowingBLUE.
OnepressonpowerbuttonwillswitchtoSTANDBYmode,whichturnsoffbacklight,butkeeps
DisplayPortconnection.Thismodeisusedtokeeppowerconsumptionlower,ortosavebacklight
lifetime.Inthismode,statusLEDisglowingRED.
Tofullyturnofftheadapter(includingdisconnectfromDisplayPortsignals),pressthepowerbutton
twice.
●→●→☀(BLUE–fullpoweron‐>RED–standby‐>Fullpoweroff(LEDoff)
SincemostcommonusecasedoesnotinvolvedisconnectingfromDisplayPort(asthiswouldcause
othermonitorstoflickerwhiledisplayadapterisreconfiguring),ifadapterisinstandbymodeformore
thanafewseconds,pressingthepowerbuttonreturnstoFullpowermode,turningonbacklight.
●→●→Wait2+seconds→●(BLUE–fullpoweron‐>RED–standby‐>ifmonitorisinstandbyfora
fewseconds,pressingPoweragainwillgobacktoFULLpowermode(BLUELED).
Otherfeaturesmaybeaddedviafirmwareupdatesatalatertime.
Thisinformationiscurrentasof2013/12/17
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