Harald Welte
e039fe1590
xhfc-breaout: Conncet SPI_INV to GND
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This was missing from the v1 design. SPI_INV must be tied to either high
or low to select the SPI clock polarity. It was tied to low by manawyrm
in his manual rework, so let's reflect this in the design accordingly.
2022-06-04 09:12:28 +02:00
Harald Welte
1c45406634
xhfc-breakout: Fix some part values; documentation
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* R18 + R34 are 330k and not 3k9
* R5, R6, R21, R22 are 3R3 instead of 62R in universal TE/NT
* add various documentation text snippets
2022-05-19 22:12:32 +02:00
Harald Welte
5c891bf700
xhfc-breakout: check-in PDF renderings
2022-05-13 11:36:44 +02:00
Harald Welte
d175be3b69
xhfc-breakout: bom attributes
2022-05-13 11:34:47 +02:00
Harald Welte
a71a2df64e
xhfc-breakout: Complete routing of v1 board
2022-05-13 11:34:46 +02:00
Harald Welte
5e5699f447
xhfc-breakout: more WIP layout + schematics work
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schematics should be done now, layout about 65%
2022-05-13 11:34:46 +02:00
Harald Welte
b790049faa
xhfc-breakout: partial PCB layout / component arrangement
2022-05-13 11:34:46 +02:00
Harald Welte
03b985b4c5
xhfc-breakout: Smash parts / align labels / better readability
2022-05-13 11:34:46 +02:00
Harald Welte
16430cf3fe
xhfc-breakout: Complete line interface from chip to RJ45
2022-05-13 11:34:46 +02:00
Harald Welte
8898e317c1
xhfc-breakout: Data sheets of transformer and BAV99 diode
2022-05-13 11:34:46 +02:00
Harald Welte
79edfc1b20
xhfc-breakout: WIP: Initial xhfc breakout board design
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Related: OS#5417
2022-05-13 11:34:46 +02:00
Harald Welte