Index riscy/riscy066
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Matt Mascarenhas
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[video member=miotatsu stream_platform=twitch project=riscy medium=drawing title="HiFive Unleashed & Expansion Board Models" vod_platform=youtube id=U_70HsnpXao annotator=Miblo]
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[0:02][Recap our case model design in OpenSCAD]
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[6:43][Delete curly braces][:language]
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[7:32][Add and position our remaining three screw holes][:admin :drawing]
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[21:26][Admire our stand-offs, and consider adding USB ports, SATA connector and other cards]
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[25:28][Extrude our model by the size of the HDMI tab (26.5mm)][:admin :drawing]
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[29:57][Model a hole for access to the power button][:admin :drawing]
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[51:09][Determine to model the HiFive Unleashed, USB card and GPU]
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[51:59][Introduce exb() module to house our Expansion Board model, and format the code][:language]
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[53:39][Demo the utility of OpenSCAD modules][:language]
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[55:21][Dive into modelling our HiFive Unleashed, first measuring it (120mm × 90mm × 1.6mm)[ref
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author=SiFive
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title="SiFive Unleashed Schematics"
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url=https://www.microsemi.com/document-portal/doc_download/1243285-hifive-unleashed-schematics][ref
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author=SiFive
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title="SiFive Unleashed Getting Started Guide"
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url=https://www.microsemi.com/document-portal/doc_download/1243284-hifive-unleashed-getting-started-guide][ref
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site=SiFive
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page="HiFive Unleashed"
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url=https://www.sifive.com/boards/hifive-unleashed]][:admin :research]
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[59:50][Block out our 120mm × 90mm × 1.6mm HiFive Unleashed]
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[1:02:00][Plan to model the FMC connector, 2 stand-offs, power region and Micro SD card][:admin]
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[1:04:56][Measure our HiFive Unleashed stand-off (15mm)][:admin]
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[1:06:30][Extrude our model to accommodate the stand-offs]
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[1:12:41][Measure the FMC connector (18mm)][:admin]
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[1:13:59][Shrink our stand-off extrusion to allow room for the FMC connector]
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[1:15:04][Model the FMC connector of the HiFive Unleashed][:admin :drawing]
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[1:28:18][Make transparent the stand-off regions of both models]
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[1:31:23][Add a stand-off screw hole to our model]
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[1:36:40][Measure the inner diameter of the HiFive Unleashed stand-offs (5mm)][:admin]
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[1:37:33][Hunt for information on the stand-offs in the SiFive Unleashed Getting Started Guide,[ref
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author=SiFive
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title="SiFive Unleashed Getting Started Guide"
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url=https://www.microsemi.com/document-portal/doc_download/1243284-hifive-unleashed-getting-started-guide] Design Files[ref
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site=SiFive
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page="Design Files"
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url=https://sifive.cdn.prismic.io/sifive%2Fefc5acc8-378e-490f-b8a3-726d88ac64c5_hifive-unleashed-a00-design-files.zip] and Schematics[ref
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author=SiFive
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title="SiFive Unleashed Schematics"
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url=https://www.microsemi.com/document-portal/doc_download/1243285-hifive-unleashed-schematics]][:research]
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[1:42:34][Size our stand-off screw hole (5mm), and add and position our two holes]
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[1:46:13][Admire the modelled underside of the HiFive Unleashed]
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[1:47:17][Measure the height of the heatsink and fan (25mm)][:admin]
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[1:48:47][Extrude our model by the height of the heatsink and fan]
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[1:49:53][Plan to model the power region and Micro SD card, measuring our desired hole (20mm)][:admin]
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[1:52:21][Model a hole for access to the power button and Micro SD card]
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[1:59:32][Admire our HiFive Unleashed model]
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[2:00:04][Introduce hu() module to house our HiFive Unleashed model]
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[2:01:40][View our two models, and plan to slot them together][:admin :drawing]
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[2:03:27][Rotate the HiFive Unleashed 90° counter-clockwise[ref
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site=OpenSCAD
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page="Cheat sheet"
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url=https://www.openscad.org/cheatsheet/index.html][ref
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site=WikiBooks
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page="OpenSCAD User Manual/Transformations#rotate"
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url=https://en.wikibooks.org/wiki/OpenSCAD_User_Manual/Transformations#rotate] and slide it roughly into position][:drawing :research]
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[2:08:45][Model a hole on the Expansion Board model to accommodate the FMC connector]
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[2:23:08][Measure the Expansion Board's FMC connector (58mm × 15mm)][:admin]
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[2:27:35][Model the Expansion Board's FMC connector loosely, to fit the HiFive Unleashed's FMC connector]
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[2:41:16][Slot the HiFive Unleashed and Expansion Board together]
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[2:45:28][Admire our conjoined model]
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[2:46:06][Plan to compare our model with reality, then model the GPU and USB card, and finally model the case][:admin]
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[2:46:54][Slot our real life boards together, and compare our model with this reality][:admin]
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[2:55:16][Review our original measurements][:blackboard]
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[3:01:09][End the episode here][:speech]
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[/video]
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