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Date Discovered
Date Resolved
Change Made By
OriginDescriptionResolutionArtifacts Changed
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912/15/2014Jaghvi/StephenClock-sync (software)Clock synchronization. Leica sends data at 1Hz and robot requires to move in the intermediate time using the encoder data. Modifying the software to attribute to this actSoftware modification is done on the basis of test analysis
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812/17/201412/18/2014Team
Motor Controller
USB-port brokeOrdered a new roboteQ motorcontrollerWill be working on using RS232 port in the spring semester
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711/17/2014Ander E-stopPurchased E-stop switch rated below the required current ratingUsing Drive switch as E-stop for FVE to ensure robot safetyExtended the wire length of Drive power switch to control from anywhere for safety during testing and validation
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611/11/2014Ander PCBPCB had fundamental issuesPCB can be used because of limited current power requirements Using a separate 12V batteries for the paint system to limit the current to the PCB
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511/1/2014StephenPaint SystemPaint Pump did not work as expectedPurchased a custom built line painterUsed the pump from the purchased painter and it's working
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410/25/2014StephenBeagleboneBeaglebone could not connect to CMU wifi Update beagle bone libraries from home wifi
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310/20/2014
Matt and Stephen
Motor EncoderLack of documentation made it difficult to understand working of encodersImplemented a math model to control encoders with PID
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210/14/2014RadioThe radios may require special interfacing hardwareResolved by using the apporpriate pins for single way communication
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110/10/201410/12/2014Matt Clark
Motor Controller
The motor controller was not functioning well with Windows 8Vender provided quick fix instructionsSoftware on Matt's computer
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101/30/2015JaghviSerial
The motorcontroller disconnects after first read
Modified the encoder code, disconnect function
Software provided by the vendor
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111/15/2015AnderPCBPCB from fall semester had issuesDesigned and ordered new PCB
Changed the PCB design as per the design specs
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