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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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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4ae602347e
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schematics: power decoupling capactor near OLED
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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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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
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7 years ago |
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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 |
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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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fd6a0d3a2a
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schematics: bump version to v1.7.8
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7 years ago |
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davor
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338b8dda3d
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schematics: 4-color LED: RED, ORANGE, GREEN, BLUE
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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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6228263ac6
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schematics: additional diode R23 to make shutdown more reliable
reduce hold resistor, use schottky for nSLEEP
|
7 years ago |
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davor
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766f96a80a
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schematics: comments about i2c sharing
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7 years ago |
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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 |
|
Emard
|
4298d197d1
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schematics: small cleanup
|
7 years ago |
|
davor
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120db49185
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schematics: reconnect WIFI_OFF so that jumper has priority
|
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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6e63cad6c1
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schematics: sdcard correct datasheet url
|
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
|
3915779e0c
|
schematics: part numbers and URLs of datasheets and manufacturers
of most chips and connectors. Small parts not done yet.
|
7 years ago |
|
Emard
|
186eabc54c
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WIFI VSPI schematic connected to JTAG for possible acceleration
|
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 |
|
davor
|
7cebd0afa5
|
changing DAC resistors 100-820 ohm -> 150-1200 ohm
few 220 ohm resistors changed to 150 ohm to simplify BOM
|
7 years ago |
|
Emard
|
ba4c8e8d22
|
PCB v1.6 SDRAM fully reworked
|
7 years ago |
|
Emard
|
eca6978391
|
HDMI fixed wrong wiring PCB v1.5
and improving copper fill areas
|
7 years ago |
|
davor
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af531b0fd5
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LED values renamed to RED and GREEN
|
7 years ago |
|
davor
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bc41b3052d
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move WIFI disable jumper closer to BTN1
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7 years ago |
|
davor
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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
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R56 for FT231X rev A,B,C workaround from TN140_FT231X Errata
|
7 years ago |
|
davor
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bc4b88ee58
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Micro SD: using SCHD3A0100
|
7 years ago |
|
davor
|
f3d84dbfdc
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LED D19 was oriented wrong, now correct
|
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
|
f32ace3adf
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D15 schottky diode BAT54W package SOD323F
|
7 years ago |
|
Emard
|
d0cf4eaeaf
|
DIP switch correct footprint
|
7 years ago |
|
davor
|
fdf38ad9a1
|
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
|
236f63488a
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DIP SWITCH routed
|
7 years ago |
|
davor
|
6d14ed8ff0
|
Placing DIP switch, but not yet connecting it to FPGA
|
7 years ago |
|
davor
|
32836831ae
|
i2c of RTC connected to GPDI i2c
|
7 years ago |
|
davor
|
2153a220a0
|
schematic symbol for ADC MAX11123
small PCB traces cleanup
ADC chip placed on PCB but connected only to GND
|
7 years ago |
