davor
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caf02320ee
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schematics: reconnecting 3.6V Zener from usb to fpga side
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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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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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a648ca17fc
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schematics: more descriptive wiring for v1.7->v1.8 ESP32 upgrade
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7 years ago |
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davor
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965d04d7d5
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schematics: WIFI LED on GPIO5, route WIFI_GPIO5 and WIFI_GPIO17 to FPGA
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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
|
7 years ago |
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davor
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44f2e1af3f
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schematics: comments on what on "wifi" sheet was connected on v1.7
|
7 years ago |
|
davor
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3a565010f3
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schematics: WIFI_GPIO5 connected to previous WIFI_GPIO15 on "usb" sheet
|
7 years ago |
|
davor
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6105904701
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schematics: wifi centered on sheet
|
7 years ago |
|
davor
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76fce6e3cd
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schematics: notes about wifi connections on PCB v1.7
|
7 years ago |
|
davor
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7caf7a4f5f
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schematics: v1.7.9 SD card hopfully connected properly to ESP32 SD_MMC
|
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 |
|
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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08e107ae65
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schematics: detach SD card connection from ESP32, it won't
boot when this is connected.
|
7 years ago |
|
davor
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006cac18f6
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schematics: comment TXLED blinks when ftdi_rx receives data
|
7 years ago |
|
davor
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3a87d41201
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schematics: additional comments for wifi bootstrapping and readme update
|
7 years ago |
|
Emard
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4298d197d1
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schematics: small cleanup
|
7 years ago |
|
davor
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b41c200d79
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schematics: cosmetics, hidign some button datasheet URL for schematics
|
7 years ago |
|
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
|
7 years ago |
|
Emard
|
ea88fb4ceb
|
schematics: changed I2C and SPI FLASH part numbers to provide
150-mil SOIC-8 packages to fit one board.
FLASH increased 16->32Mb
|
7 years ago |
|
Emard
|
537e2229b6
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schematics: swap U2,U9
|
7 years ago |
|
Emard
|
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
|
020d7bdfa7
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schematics: change core voltage 1.2V->1.1V (RB1 changed 15k->18k)
FPGA Chip in ULX3S is LFE5U-45F-6BG381C and it needs 1.1V.
5G chips like LFE5U5G-45F-6BG381C would need 1.2V
|
7 years ago |
|
davor
|
3336b63a5b
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small schematics notes about WiFi
|
7 years ago |
|
Emard
|
2b2420fe37
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schematics: text labels that enumerate differential pairs on 2.54mm connector
|
7 years ago |
|
Emard
|
52814d6ae0
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WIFI LED (blue) on schematics
|
7 years ago |
|
Emard
|
4a35c95132
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GPDI CEC add protection resistor R61 470 ohm
|
7 years ago |
|
Emard
|
a5a51a8f28
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connected missing SD card pins to esp-32
|
7 years ago |
|
Emard
|
ba4c8e8d22
|
PCB v1.6 SDRAM fully reworked
|
7 years ago |
|
davor
|
af531b0fd5
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LED values renamed to RED and GREEN
|
7 years ago |
|
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".
|
7 years ago |
|
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 |
|
davor
|
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
|
7 years ago |
|
davor
|
bc4b88ee58
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Micro SD: using SCHD3A0100
|
7 years ago |
|
davor
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c42c90ae37
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FPGA_DONE connected to ESP32 over a resistors,
Other resistors moved away to allow routing thru the mess.
ESP-32 connected missing GND pin
|
7 years ago |
|
davor
|
f3d84dbfdc
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LED D19 was oriented wrong, now correct
|
7 years ago |
|
Emard
|
f8b5dc97eb
|
update SD card power supply and gerbers
|
7 years ago |
|
Emard
|
bab7ee607e
|
placeholder for 1.5k pullup for usb 1.0
|
7 years ago |
|
Emard
|
9cc436ce8c
|
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
|
f120d212d9
|
433 MHz onboard antenna (need to uncover copper infill layers)
|
7 years ago |
|
davor
|
9f6eae914c
|
connecting almost all free pins from ESP32 to FPGA
(only 4 left unconnected)
|
7 years ago |
|
davor
|
d462ffc350
|
Connecting more ESP32 WIFI pins,
sharing them with external 2.54 mm header
to access ADC and HSPI
|
7 years ago |
