 Michael Schloh von Bennewitz
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7229a08eed
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Add solder jumpers to decouple antenna array from transceiver switch.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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772f799d43
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Connect power voltage and ground to bottom quarter of board parts.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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b7623201ba
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Dump layout regeneration after trying to design new test points.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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2fa32f80c2
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Add test points to allow flexible postassembly prototype debugging.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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4a6fe14ba6
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Apply copper pours to all layers with ground nets except on layer 3.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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2aa746b314
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Add logos to schematic, that unfortunately do not fit in the layout.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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dc6f024b36
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Remove pad to pad spacing tolerance error to almost completely correct.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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4a041e91f9
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Clean up vias, tracks, spacing, and remove redundant segments.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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fe06fd495f
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Adjust track width, via drills, and annular rings to minimum specs.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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50ca6fbb0b
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Connect remaining USB data and UART data circuits for input output.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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dca0d14ff0
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Correct flawed net in cross connected serial wire debug contacts.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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7cadc14d8f
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Connect both LEDs to MCU pins for controlling user output.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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b639be76b3
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Complete draft revision of the radio frequency switch circuit.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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2063328cb1
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Remove useless chip antenna which takes up more area than total size.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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b1fa69de4a
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Replace coin cell battery holder and move crystal to make room.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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6daad3ba72
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Complete most circuits pending layout of RF switch and passive arrays.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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53362e2b0c
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Upload intermediate layout design with most decapsulation circuits.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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8d28560c4e
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Tighten tolerances to highest four layer ENIG cheap fabrication capacity.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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7519f8f491
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Adjust ball pad clearance and solder mask aperature to allow sanity.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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802ec1d175
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Reflect corrections in power circuits and generally develop layout.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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cc5a03834a
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Correct power circuit in LED parts that require a power flag.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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636ecc14e6
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Correct flawed ground short in secure element authentication circuit.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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8da9ab17c4
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Correct electrical connection to chip and loop antenna symbol.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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eedb5cdd42
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Improve mounting hole unit numbering by hand modifying identifiers.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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2efab65f8a
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Add nested part to allow either DFN or SOIC secure elements to be used.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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9364408811
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Correct footprint for Atmel secure element to comply with standards.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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36323d05c0
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Improve tab text and position of mouse bites pending part placements.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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0d1eed7fcb
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Reduce and (prototype) panelise for format change from badge to hat.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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57d2b72b53
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Add test point loops and correct sized mounting holes.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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2a1cbb6ddb
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Add nested part to allow either DFN or SOIC EEPROMs to be used.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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f779b7999a
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Adapt layers and tolerances to correspond with four layer qualities.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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aea4480af7
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Hide copper antenna surface underneath soldermask instead of plating it.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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69acaf3e33
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Add EEPROM, jumpers, and connector pending migration to hat format.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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54e8c2e73c
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Correct schematics after electric rules check results in warnings.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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0b9e714c81
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Update library cache to most recent changes and add forgotten netlist.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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a88a134751
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Update existing schematics after modification and subsequent reannotation.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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37dbf8f109
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Adequately improve and clarify power circuit design for bug #12.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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fc60477441
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Correct poor abstraction bug #4 and generally complete Microchip circuits.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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33e82abaa5
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Add missing antenna footprints, in use during layout design.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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4a307de515
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Add LDO voltage regulator to step down from 5V (Host/USB) to 3V3.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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d46e563e62
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Add ECC authentication secure element for imminent schematic capture.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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a71b05cc81
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Prepare for layout edition in BGA with corresponding traces and vias.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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ff52db338c
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Annotate symbols, correct power circuits, and assign footprints.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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c2b37009ee
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Add remaining circuits to almost complete minimum MCU application.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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202089cd61
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Complete draft design of RF switch for power amplifier and HF circuits.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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8731ecd254
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Create and add a SKY13373 RF switch with corresponding symbol and footprint.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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ea03063239
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Initialise schematic hierarchy and add nested blocks for controller logic.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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0b005a0f67
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Add very small crystal oscillator needed for microcontroller operation.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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6076ee8863
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Indicate UHF tranceiver and power functions completing symbols.
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4 vuotta sitten |
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Michael Schloh von Bennewitz
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425ff0092a
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Add MCU part symbols and missing BGA footprint to project libraries.
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4 vuotta sitten |
