davor
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b006a34b71
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schematics: C54 22uF for 3V RTC battery
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7 years ago |
davor
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3996e140ef
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schematics: kicad 5 load and save
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7 years ago |
davor
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44fcbde8c1
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schematics: zener 3.6V part number
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7 years ago |
davor
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00386d3bf8
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schematics: better textual description of USB pull up/down
for host and device modes
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7 years ago |
davor
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ebdf06256d
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schematics: USB resistor do install
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7 years ago |
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 |
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 |
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 |
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 |
davor
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4ae602347e
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schematics: power decoupling capactor near OLED
|
7 years ago |
davor
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42e3255b7a
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schematics: US2 diodes pull up/down 1.5k/15k
|
7 years ago |
davor
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78edad49df
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schematics: US2 lines for pull with 15k
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7 years ago |
davor
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b535b7ccee
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schematics: references for buttons on previous PCB v1.7
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7 years ago |
davor
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2f3cc59274
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schematics: adding mouser P/N
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7 years ago |
davor
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b205d52f4f
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schematics: sprinkling 22nF decoupling capacitors under FPGA
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7 years ago |
davor
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a04b74cc61
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schematics, footprints: micro usb cleanup
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7 years ago |
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 |
davor
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33440ee3fa
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schematics, readme: swap SD_CLK and SD_D2 pins,
now SD_CLK is connected to clock capable FPGA pin
|
7 years ago |
davor
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b99ce33251
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schematics and PCB: swap WIFI GPIO5 GPIO17
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7 years ago |
davor
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965d04d7d5
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schematics: WIFI LED on GPIO5, route WIFI_GPIO5 and WIFI_GPIO17 to FPGA
|
7 years ago |
davor
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c1053dd7bd
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schematics: cleanup of MFG_PN to simplify BOM
|
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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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
|
7 years ago |
davor
|
6b50f65544
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footprints: FPGA renaming Quad SPI lines D2,D3
schematics: reference FPGA footprint directly (not from rescue file)
|
7 years ago |
davor
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e81d05b68d
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schematics: renaming pins J..+- to GP,GN..
|
7 years ago |
davor
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e91a42eb58
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schematics: connecting usbserial chip directly to usb 5V,
in order that rest of board circuitry can be powered independently
from usbserial chip.
|
7 years ago |
davor
|
6228263ac6
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schematics: additional diode R23 to make shutdown more reliable
reduce hold resistor, use schottky for nSLEEP
|
7 years ago |
davor
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f4d7692c91
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schematics: SD card symbol with 2 CD pins connected to GND
|
7 years ago |
Emard
|
aeb14da29b
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schematics: using SOA008 and adding datasheet url to FTDI usbserial
|
7 years ago |
Emard
|
3915779e0c
|
schematics: part numbers and URLs of datasheets and manufacturers
of most chips and connectors. Small parts not done yet.
|
7 years ago |
davor
|
3336b63a5b
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small schematics notes about WiFi
|
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
|
cca17d282d
|
open-close to check that everything loads fine
|
7 years ago |
Emard
|
35b3a8b3dd
|
changing to 45F which is production device now
schem symbol 45F fixed typo T8->T7 (GND) and SERDES
|
7 years ago |
davor
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1ffed1dea1
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comment at "usb" sheet about reasons for the JTAG pinout
different than ULX2s
|
7 years ago |
Emard
|
ba4c8e8d22
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PCB v1.6 SDRAM fully reworked
|
7 years ago |
davor
|
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 |
Emard
|
d57b16519c
|
update (I hope) all chip units to 85F
add more GND vias
|
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
|
7 years ago |
Emard
|
07de158d38
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R56 for FT231X rev A,B,C workaround from TN140_FT231X Errata
|
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
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10df092413
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using modified ECP5 footprint
|
7 years ago |
Emard
|
bab7ee607e
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placeholder for 1.5k pullup for usb 1.0
|
7 years ago |
Emard
|
91ac1cc478
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D8,D9,D51,D52: SMA package 2A low drop low profile
|
7 years ago |
davor
|
68a23c127c
|
set package SOD323 to all small diodes
|
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 |