- Update silk screen reference designators
- Update backside silk screen for Yellow revision 1.1
- Set U21 (SOIC-8 RTC) to assemble and U25 (MSOP-8) as DNP
- Update heatsink footprint to add heatsink outline to silk screen (#44)
- Mark orientation of D26, D27, D28 and D29 (fixes#39)
- Use pin-header footprint for PoE selector J13, it is now JP5
Signed-off-by: Stefan Agner <stefan@agner.ch>
-Fixed upstream diff pair polarity
-added optional inverer for the USB power switch enable pin
Design now supports both AP2181 and AP2191
Signed-off-by: Dominik Sliwa <dominik@sliwa.io>
Add SVG source files of silk screen graphics. Update them to fit the
latest layout. Move TP13 to avoid disturbing the text.
Signed-off-by: Stefan Agner <stefan@agner.ch>
Run annotation again which just updated some net names. Address various
DRC issues like courtyard violence and exclude the remaining DRC errors.
Signed-off-by: Stefan Agner <stefan@agner.ch>
- Move J5 silkscreen to be on the PCB
- Use almost matching Model for CP2102N in QFN20 pacakge
- Bump revision to 1.0
Signed-off-by: Stefan Agner <stefan@agner.ch>
- Add new backside silkscreen
- Update USB recovery silkscreen
- Move Nabu Casa logo
- Add ESD warning to silkscreen
- Update PCB name and revision
Signed-off-by: Stefan Agner <stefan@agner.ch>
Use UBS-C rcvry to make it clear that CM4 will not boot from USB flash
drive but via USB-C as a USB device.
Signed-off-by: Stefan Agner <stefan@agner.ch>
Hide parts which we don't plan to assemble in any SKU we plan for
production currently. In particular:
- RGB LEDs
- SD-card
- HDMI
- Fan connector
Signed-off-by: Stefan Agner <stefan@agner.ch>
Add symbol for the "reverse" ESD suppressor diodes. Those are mainly
required for Audio. Update schematics using this new symbol.
Signed-off-by: Stefan Agner <stefan@agner.ch>
- Change FL1 to be Murata Electronics DLW5BTM102SQ2. This version is not
automotive approved. It is cheaper and has better availability
currently.
Signed-off-by: Stefan Agner <stefan@agner.ch>
- U7: Define Manufacturer/PartNumber
- J13: Define Manufacturer/PartNumber
- L2: Fix PartNumber (remove unprintable characters)
- C85: Change to our preferred supplier Nichicon
- J9: DNP (not used by default, avoid potential issues with FCC approval)
- Y1/Y2: Define frequency and load capacitance in value
- JP1: Use sensible part value
- C106: Fix Config field
- Remove heat sink and CM4 from BOM (handled in product assembly BOM)
Signed-off-by: Stefan Agner <stefan@agner.ch>
PoE
-Added a common mode filter on the input
-FB filter on the output side
-12V in now disables the poe with the DEN pin
-DT is now disabled
-PSRS is now disabled
-move to 1210 resistors for resistors identified in thermal testing
-DTHR is now enabled in default BoM
-some resistor values were adjusted
-some caps were moved to the common power supply section
USB:
-USB Hub 1.8V rail have capacitors added
Signed-off-by: Dominik Sliwa <dominik@sliwa.io>
- Update PCB from Schematics
- Move SD-card to bottom side of the PCB
- Place LEDs in front of CM4
- Add additional LEDs (Amber/Radio)
- Move LP5569 to the left
- Remove all holes
- Lock through holes which should not be moved
Fixes: #33
Signed-off-by: Stefan Agner <stefan@agner.ch>
- Add Blue Radio LED (in a separate new assembly option)
- Change buffer package from SC-70 to SC-74A (aka. SOT-23-5)
- Add GND test point
Fixes: #31
Signed-off-by: Stefan Agner <stefan@agner.ch>
