davor
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853497d403
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schematics: replace 45F chip with 85F
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7 years ago |
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davor
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17ee1e3a07
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schematics: diodes new footprints
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7 years ago |
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davor
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b006a34b71
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schematics: C54 22uF for 3V RTC battery
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7 years ago |
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davor
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7b88b3baf1
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schematics: v1.8 adding capacitor for 2.5/3.3V
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7 years ago |
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davor
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9d1c3c6a2c
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schematics: v1.7.16
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7 years ago |
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davor
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1911c0afe2
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schematics: add capacitor near SDRAM
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7 years ago |
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davor
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ec8c012ebb
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schematics: jumper for selectable 2.5V/3.3V J1 voltage
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7 years ago |
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Emard
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14a48abd77
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schematics: disconnecting wifi GPIO27 from GP10 to avoid
asymmetric load to the differential pair
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7 years ago |
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davor
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ea96ac0d18
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schematics: use non-handsoldering footprints for all 22nF and 100nF capacitors
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7 years ago |
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davor
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2ed35bea1a
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schematics: AC coupling all GPDI differential lines
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7 years ago |
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davor
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4a9b8c372b
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schematics: HEAC capacitors to protect return of 5V from monitor to FPGA
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7 years ago |
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davor
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8ff6e0e20e
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schematics update, setting L1,L2,L3 all the same PN
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7 years ago |
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davor
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42e3255b7a
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schematics: US2 diodes pull up/down 1.5k/15k
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7 years ago |
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Emard
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16fedcac96
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schematics: additional 2 lines for US2 (GP,GN 22,25 moved)
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7 years ago |
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davor
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2f3cc59274
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schematics: adding mouser P/N
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7 years ago |
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davor
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b205d52f4f
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schematics: sprinkling 22nF decoupling capacitors under FPGA
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7 years ago |
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davor
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a04b74cc61
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schematics, footprints: micro usb cleanup
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7 years ago |
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davor
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c1053dd7bd
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schematics: cleanup of MFG_PN to simplify BOM
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7 years ago |
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davor
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6b50f65544
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footprints: FPGA renaming Quad SPI lines D2,D3
schematics: reference FPGA footprint directly (not from rescue file)
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7 years ago |
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davor
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987aefa1fd
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schematics: routing FPGA to SPI QUAD.
BTN_R,U connected to BANK2,3 on "ram" sheet
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7 years ago |
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davor
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e81d05b68d
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schematics: renaming pins J..+- to GP,GN..
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7 years ago |
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davor
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91dc09995c
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schematics: SDRAM manufacturer url and PN
|
7 years ago |
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davor
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afdfad2fa2
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schematics: comments about switching regulators
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7 years ago |
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davor
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3a87d41201
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schematics: additional comments for wifi bootstrapping and readme update
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7 years ago |
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davor
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f5de9a85ed
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schematics: connecting SHUTDOWN to FPGA
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7 years ago |
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davor
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b41c200d79
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schematics: cosmetics, hidign some button datasheet URL for schematics
|
7 years ago |
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Emard
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537e2229b6
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schematics: swap U2,U9
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7 years ago |
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Emard
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3915779e0c
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schematics: part numbers and URLs of datasheets and manufacturers
of most chips and connectors. Small parts not done yet.
|
7 years ago |
|
Emard
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52814d6ae0
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WIFI LED (blue) on schematics
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7 years ago |
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Emard
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4a35c95132
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GPDI CEC add protection resistor R61 470 ohm
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7 years ago |
|
Emard
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a5a51a8f28
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connected missing SD card pins to esp-32
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7 years ago |
|
Emard
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cca17d282d
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open-close to check that everything loads fine
|
7 years ago |
|
Emard
|
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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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 |
|
Emard
|
ba4c8e8d22
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PCB v1.6 SDRAM fully reworked
|
7 years ago |
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davor
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1ea88bda53
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Adding pins to schematic symbols for all chips in unit "H" (SERDES)
Non-serdes chips need GND connection on unit "H".
"power" sheet now connects GND's at unit "H".
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7 years ago |
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davor
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e4fc99887e
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moving GND and VCC on schematics symbols to
common locations for planned PCB which
supports upgrade path for example
12F->25F->45F->85F and if possible ECP5U->ECP5UM
|
7 years ago |
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davor
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1cdad1e4d0
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all diodes SOD-323 and SOD-323F packages changed to handsoldering
(bigger pads, more reworkable)
silkscreen moving references GPDI1 and SW1 for readability
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7 years ago |
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davor
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bc4b88ee58
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Micro SD: using SCHD3A0100
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7 years ago |
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davor
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f3d84dbfdc
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LED D19 was oriented wrong, now correct
|
7 years ago |
|
Emard
|
f8b5dc97eb
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update SD card power supply and gerbers
|
7 years ago |
|
Emard
|
bab7ee607e
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placeholder for 1.5k pullup for usb 1.0
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7 years ago |
|
Emard
|
9cc436ce8c
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Additional VCC 2.2uF blocking capacitors near the switching
power supply to form PI-filter with another 2.2uF near BGA
|
7 years ago |
|
davor
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f120d212d9
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433 MHz onboard antenna (need to uncover copper infill layers)
|
7 years ago |
|
davor
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0229a768ad
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FPGA direct-to-pin Hackish USB transciver 27 ohm + 3.6 V zener
|
7 years ago |
|
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
|
7 years ago |
|
davor
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236f63488a
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DIP SWITCH routed
|
8 years ago |
|
davor
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6d14ed8ff0
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Placing DIP switch, but not yet connecting it to FPGA
|
8 years ago |
|
davor
|
37bb008e24
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ADC connecting REF+/REF- and SPI
|
8 years ago |
|
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
|
8 years ago |
