Data Sheet

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ROBOT.HEADtoTOE
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FUNCTIONDescription:
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MotorTerminalBlock
Connect to motor at your mobile robot. User can screw to lock the wire to the terminal block                 
or solder the wire directly to the pad at bottom layer. Please use wire with proper thickness to                 
supporttheexpectedcurrent.
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PowerSupplyTerminalBlock
Connecttopowersource.Usercanscrewtolockthewiretotheterminalblockorsolderthe
wiredirectlytothepadatbottomlayer.Nopolarityprotection,pleasedoublecheckbefore
powerup.Pleaseusewirewithproperthicknesstosupporttheexpectedcurrent.
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MotorLEDIndicator
Indication for current flow and direction for motor. If LED A turns on, means current flows               
fromoutputAtoB.Viceversa.
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PowerSwitchTerminalBlock
Switch for power up MDS40B’s microcontroller and logic circuit. This switch is ON by             
default.
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RunandErrorLED
RunLEDwillturnonwhenmotorisrunning.
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ErrorLED
NumberofBlinks
Error
Description
Off
NoError
Noerrorhasbeendetected.
2
InputError
Invalidornoinputdetected.
3
UnderVoltage
Thebatteryvoltageislow.
4
OverVoltage
Supplyvoltageisoverthelimit.MDS40B
willnotoperate.
5
OverTemperature
Boardtemperatureishigh.
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TestButton
Fast test to check driver functionality for motor. If A is pressed, current flows from output A                
toB.ViceVersa.
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ModeSelectionDIPSwitch
UsercanselectdifferentinputmodebysettingtheDIPswitch.
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RCInputPin
ThispinsspeciallyforRCreceiverinputwire.RC1forforward/reverseandRC2forsteering.
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CreatedbyCytronTechnologiesSdn.Bhd.–AllRightsReserved 7
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