davor
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ec8c012ebb
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schematics: jumper for selectable 2.5V/3.3V J1 voltage
|
7 years ago |
|
Emard
|
14a48abd77
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schematics: disconnecting wifi GPIO27 from GP10 to avoid
asymmetric load to the differential pair
|
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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2f3cc59274
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schematics: adding mouser P/N
|
7 years ago |
|
davor
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b205d52f4f
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schematics: sprinkling 22nF decoupling capacitors under FPGA
|
7 years ago |
|
davor
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a04b74cc61
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schematics, footprints: micro usb cleanup
|
7 years ago |
|
davor
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6079a51257
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schematics: symbol for SDRAM copied from rescue to proper library
|
7 years ago |
|
davor
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a648ca17fc
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schematics: more descriptive wiring for v1.7->v1.8 ESP32 upgrade
|
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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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
|
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
|
7caf7a4f5f
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schematics: v1.7.9 SD card hopfully connected properly to ESP32 SD_MMC
|
7 years ago |
|
davor
|
804ac1c309
|
schematics: Add some PN's for the BOM
|
7 years ago |
|
davor
|
e81d05b68d
|
schematics: renaming pins J..+- to GP,GN..
|
7 years ago |
|
davor
|
08e107ae65
|
schematics: detach SD card connection from ESP32, it won't
boot when this is connected.
|
7 years ago |
|
davor
|
3a87d41201
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schematics: additional comments for wifi bootstrapping and readme update
|
7 years ago |
|
Emard
|
4298d197d1
|
schematics: small cleanup
|
7 years ago |
|
davor
|
120db49185
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schematics: reconnect WIFI_OFF so that jumper has priority
|
7 years ago |
|
davor
|
f4d7692c91
|
schematics: SD card symbol with 2 CD pins connected to GND
|
7 years ago |
|
davor
|
87376486f3
|
schematics: rename ESP-32S -> ESP-WROOM-32
|
7 years ago |
|
Emard
|
537e2229b6
|
schematics: swap U2,U9
|
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
|
small schematics notes about WiFi
|
7 years ago |
|
Emard
|
186eabc54c
|
WIFI VSPI schematic connected to JTAG for possible acceleration
|
7 years ago |
|
Emard
|
52814d6ae0
|
WIFI LED (blue) on schematics
|
7 years ago |
|
Emard
|
a5a51a8f28
|
connected missing SD card pins to esp-32
|
7 years ago |
|
Emard
|
ba4c8e8d22
|
PCB v1.6 SDRAM fully reworked
|
7 years ago |
|
davor
|
bc41b3052d
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move WIFI disable jumper closer to BTN1
|
7 years ago |
|
davor
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1ea88bda53
|
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
|
e4fc99887e
|
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
|
R56 for FT231X rev A,B,C workaround from TN140_FT231X Errata
|
7 years ago |
|
davor
|
bc4b88ee58
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Micro SD: using SCHD3A0100
|
7 years ago |
|
davor
|
c42c90ae37
|
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 |
|
Emard
|
bab7ee607e
|
placeholder for 1.5k pullup for usb 1.0
|
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 |
|
davor
|
600c4478fd
|
esp32: avoid connection to NC pin for JTAG_TDO
|
7 years ago |
|
davor
|
0229a768ad
|
FPGA direct-to-pin Hackish USB transciver 27 ohm + 3.6 V zener
|
7 years ago |
|
davor
|
6d14ed8ff0
|
Placing DIP switch, but not yet connecting it to FPGA
|
8 years ago |
|
davor
|
32836831ae
|
i2c of RTC connected to GPDI i2c
|
8 years ago |
|
davor
|
2153a220a0
|
schematic symbol for ADC MAX11123
small PCB traces cleanup
ADC chip placed on PCB but connected only to GND
|
8 years ago |
|
Emard
|
be09416928
|
Add 27 ohm resistors in series with FTDI USB and readme update
|
8 years ago |
|
davor
|
278ac6b341
|
2.2uF for ESP-32 and gerber update
|
8 years ago |
|
Emard
|
ee7d266543
|
Resistors for LEDs
|
8 years ago |
|
Emard
|
18aef04f2c
|
JTAG header
|
8 years ago |
|
davor
|
b7500cc477
|
increasing thickness of power traces, moving clock
to a bank which is always at 3.3V
|
8 years ago |
