davor
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08e107ae65
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schematics: detach SD card connection from ESP32, it won't
boot when this is connected.
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7 years ago |
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davor
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f4d7692c91
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schematics: SD card symbol with 2 CD pins connected to GND
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7 years ago |
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davor
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9692fea61d
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cosmetix: LED D22 moved a bit left to be symmetrical
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7 years ago |
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Emard
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a135164670
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increase schematic version to 1.7.1
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7 years ago |
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Emard
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cca17d282d
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open-close to check that everything loads fine
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7 years ago |
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Emard
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35b3a8b3dd
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changing to 45F which is production device now
schem symbol 45F fixed typo T8->T7 (GND) and SERDES
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7 years ago |
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davor
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0d71e508ae
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analog: audio ring2 resistor DAC network connected to FPGA
copper infill is getting thin, so minimal-thickness traces
are used 0.127 mm
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7 years ago |
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davor
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6d74bb29fc
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PCB v1.7 fix wrong audio jack connection
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7 years ago |
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davor
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1ffed1dea1
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comment at "usb" sheet about reasons for the JTAG pinout
different than ULX2s
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7 years ago |
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Emard
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ba4c8e8d22
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PCB v1.6 SDRAM fully reworked
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7 years ago |
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davor
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10df092413
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using modified ECP5 footprint
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7 years ago |
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davor
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fdf38ad9a1
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DIP switch moved to the right, near RAM.
Maybe should be moved more to the right not to overlap with OLED
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7 years ago |
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davor
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2153a220a0
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schematic symbol for ADC MAX11123
small PCB traces cleanup
ADC chip placed on PCB but connected only to GND
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8 years ago |
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Emard
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475be947ba
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updating schematics PDF
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8 years ago |
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davor
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9d6f8bf493
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improving SD card power supply and replacing with
suitable schematic symbol for micro SD card (was normal SD card)
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8 years ago |
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davor
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1f60f95a71
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compatible OLED models: SSD1306 or SSD1331
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8 years ago |
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davor
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85cb0b3f93
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Placing 40-pin connectors side-by-side,
changing ft2232 to ft231x
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8 years ago |
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davor
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4f3fabdb5f
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oled updated on the schematic and PCB
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8 years ago |
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davor
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f9ba6fa20b
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chage ESP8266-12E to ESP32S
approximate (maybe incorrect) connections - need review
(programming esp from fpga, jtag, sd, chip enable)
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8 years ago |
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Davor
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24e8015ff0
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move usb to "usbserial" sheet and add ft2232 footprint
move sdram to "ram" sheet
create "wifi" sheet
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8 years ago |
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Davor
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59dde3ae13
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add DC-DC converter to power sheet
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8 years ago |
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Davor
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25672b71ff
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updating pins for BANK1 (still incomplete)
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8 years ago |
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Davor
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c52fe53c1e
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Departing from RPI-0 size to a 56x106 mm board
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8 years ago |
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davor
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3f8b5009a9
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Uploading initial kicad project for ULX3S
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9 years ago |
