Data Sheet

RoboClaw Solo Motor Controller Data Sheet

Logic Battery (LB IN)

ThelogiccircuitsofRoboClawcanbepoweredfromasecondarybatterywiredtoLB(LogicBattery).Thelogicbatterywill

allowRoboClawtofunctionproperlywhenthemainbatteryisdrainedandprotectagainstpowerbrownoutswhenthe

mainbatteryisunderheavyload.

Encoder Inputs (1A / 1B)

Theencodersinputarelabeled1Aand1B.Quadratureencoderinputsaretypicallylabeled1Aand1B.Quadrature

encodersaredirectional.Theencoderregisterwillcountupordowndependingonthedirectionofrotation.UseIon

Studiotodeterminetheencodersdirectiontothemotorsrotation.EncoderchannelsAandBcanbeswappedinsoftware

usingIonStudiotoavoidre-wiringtheencoderormotor.

Control Inputs (S1 / S2 / S3)

S1,S2andS3aresetupforstandardservostyleheadersI/O,+5VandGND.S1andS2arethecontrolinputsforserial,

analogandRCmodes.S3canbeusedasaipswitchinputwheninRCorAnalogmodes.InserialmodeS3canbeused

asanemergencystopinputsorasvoltageclampcontroloutput.WhenS3issetasanE-Stopitisactivewhenpulledlow.

AllI/Ohaveinternalpull-upstopreventaccidentaltriggerswhenleftoating.SomeRCreceivershavetheirownsupply

andwillconictwiththeRoboClaw’s5vlogicsupply.Itmaybenecessarytoremovethe+5VpinfromtheRCreceivers

cableinthosesituations.

Main Battery Wires

Themainbatteryinputratingis6VDCto34VDC.TheRoboClawSoloispre-wired.Theredwireisthepositive(+)

connectionandtheblackistheground(-)connections.

Do not reverse main battery wires or damage will occur.

Disconnect

Themainbatteryshouldincludeaquickdisconnectincaseofarunawaysituationandpowerneedstobecut.Theswitch

mustberatedtohandlethemaximumcurrentandvoltagefromthebattery.Totalcurrentwillvarydependingonthe

typeofmotorsused.AcommonsolutionwouldbeaninexpensivecontactorwhichcanbesourcefromsiteslikeEbay.A

powerdioderatedforthemaximumcurrentthebatterywilldelivershouldbeplacedacrosstheswitchtoprovideapath

backtothebatteryifdisconnectedwhilethemotorsarespinning.Thediodewillprovideapathbacktothebatteryfor

regenerativepowereveniftheswitchisopened.

Motor Wires

Themotorwiresarecolorcoded.ThegreenwireisM1AandtheyellowwireisM2B.Themotorwiresshouldbeasshort

aspossible.Longwirescanincreasetheinductanceandthereforeincreasepotentiallyharmfulvoltagespikes.