Emard
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3e832aa000
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schematics: instead of 0-ohm resistors, use normally closed PCB solder jumper
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6 years ago |
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davor
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6d44289060
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schematics: 3 power schottky diodes replaced with 0-ohm jumpers
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7 years ago |
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davor
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111c56bbb6
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schematics: USB footprints reduced pad size for improved centering
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7 years ago |
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davor
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49b3c44d0f
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schematics: v1.8.9
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7 years ago |
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davor
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2988e8661f
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schematics: Replace 3 power schottky diodes with 0-ohm resistors
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7 years ago |
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davor
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b92dc5b639
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schematics: specified BLUE LED PN bin code with lowest Vf (2.8-3.0V)
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7 years ago |
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davor
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f6a531c377
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schematics: rename "Do not install" -> "Leave empty"
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7 years ago |
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davor
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786b2466cf
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schematics: change filed names for parts BOM suitable for 1-click-bom.tsv
MFG_PN->MPN, Distributor1_PN->Mouser, Distributor1_URL->Mouser_URL
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7 years ago |
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davor
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a1c2e8228f
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schematics: changing old rescue symbols with new from kicad 5 library
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7 years ago |
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davor
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d4c8b8d798
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schematics: updating new diodes symbols
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7 years ago |
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davor
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323c7d78b7
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schematics: hopefully getting rid of all references to micro-gpdi-d
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7 years ago |
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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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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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3996e140ef
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schematics: kicad 5 load and save
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7 years ago |
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davor
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db50639a60
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schematics: 4 22nF capacitors for 2.5/3.3V and 3.3V near J1 and J2 connector
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7 years ago |
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davor
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fe35db8fbb
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schematics: 2V5_3V3 instead fixed 3.3V to J1 connector
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7 years ago |
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davor
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54dcca20fa
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schematics: usb pull pins moved from gpio to gpdi bank
gpio is planned to become be voltage changeable 2.5/3.3V
while pulls should go to 3.3V
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7 years ago |
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davor
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78edad49df
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schematics: US2 lines for pull with 15k
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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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6079a51257
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schematics: symbol for SDRAM copied from rescue to proper library
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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 |
|
davor
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804ac1c309
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schematics: Add some PN's for the 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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e81d05b68d
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schematics: renaming pins J..+- to GP,GN..
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7 years ago |
|
davor
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5b7c755ee1
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schematics: flip audio 0-3
|
7 years ago |
|
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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c87e9f6c4c
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schematics: renumbering dipswitch pins to match writing on the
part, pins 1-4 from left to right
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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 |
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Emard
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2b2420fe37
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schematics: text labels that enumerate differential pairs on 2.54mm connector
|
7 years ago |
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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 |
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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 |
|
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 |
|
davor
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050a70079a
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move one audio-v pin from bank0 to bank7 so
now all audio jack pins are on bank7
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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
|
7 years ago |
|
Emard
|
ba4c8e8d22
|
PCB v1.6 SDRAM fully reworked
|
7 years ago |
|
davor
|
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
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7 years ago |
|
Emard
|
07de158d38
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R56 for FT231X rev A,B,C workaround from TN140_FT231X Errata
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7 years ago |
|
davor
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10df092413
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using modified ECP5 footprint
|
7 years ago |
|
Emard
|
91ac1cc478
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D8,D9,D51,D52: SMA package 2A low drop low profile
|
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
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7 years ago |
|
davor
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236f63488a
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DIP SWITCH routed
|
8 years ago |
|
davor
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32836831ae
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i2c of RTC connected to GPDI i2c
|
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 |
|
Emard
|
be09416928
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Add 27 ohm resistors in series with FTDI USB and readme update
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8 years ago |
|
Emard
|
ee7d266543
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Resistors for LEDs
|
8 years ago |
|
davor
|
b7500cc477
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increasing thickness of power traces, moving clock
to a bank which is always at 3.3V
|
8 years ago |
|
davor
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2a60828a99
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schem. pullup 1.5k for USB 1.1 full speed mode
|
8 years ago |
|
davor
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dbf4b92a22
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audio DAC routed
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8 years ago |
