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PCB Layout Design PCB Layout Design NarrativeNarrativeRCD Laser SystemDanny BarjumCorey LaneRyan Scott
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ContentsContents
Overview of the PCBPIC constraintsnRF2401A constraints (RF
Transceiver)BlueSMirF constraints (Bluetooth)Pixart Camera constraintsPower ConsiderationsPreliminary board map
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Overview of the PCBOverview of the PCB
PCB is for camera section of device
Small as possible
Independently powered
Two layer board
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PIC18 ConstraintsPIC18 ConstraintsNot many constraints28 Pin SOICBy-pass Capacitors
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nRF2401A ConstraintsnRF2401A ConstraintsAlready on its own PCBCustom footprint neededNo ground plane underneathConnection to main PCB through
either headers or soldered directly.
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BlueSMiRF ConstraintsBlueSMiRF ConstraintsSimilar to usmirfAlso on it’s own PCBCustom footprint neededPlaced with headers or mounted
on surface with lots of solder
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Pixart CameraPixart Camera
Similar to a DIP
Hard to find footprint
Measure dims. using caliper
Custom footprint
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Powering the BoardPowering the Board
All components require at least
3.3 volts
Battery powered
Haven’t yet decided what battery
will best fit our design (i.e.
alkaline, Li-ion, etc)
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PCB Board MapPCB Board Map
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Batteries
PIC18F46J11
Bluetooth Device
RF Transceiver
Pixartcamera
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Thank you!Thank you!
Questions?
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