davor
|
49f7610d21
|
schematics: set part numbers for most resistors
|
7 years ago |
|
davor
|
5c41d4c665
|
schematics: changing power jumpers footprint from voltage selector jumpers
to avoid all jumpers having the same BOM Note "Do not install"
|
7 years ago |
|
davor
|
10e8e97633
|
schematics v1.8.2
|
7 years ago |
|
davor
|
323c7d78b7
|
schematics: hopefully getting rid of all references to micro-gpdi-d
|
7 years ago |
|
davor
|
853497d403
|
schematics: replace 45F chip with 85F
|
7 years ago |
|
davor
|
b006a34b71
|
schematics: C54 22uF for 3V RTC battery
|
7 years ago |
|
davor
|
7b88b3baf1
|
schematics: v1.8 adding capacitor for 2.5/3.3V
|
7 years ago |
|
davor
|
9d1c3c6a2c
|
schematics: v1.7.16
|
7 years ago |
|
davor
|
1911c0afe2
|
schematics: add capacitor near SDRAM
|
7 years ago |
|
davor
|
ec8c012ebb
|
schematics: jumper for selectable 2.5V/3.3V J1 voltage
|
7 years ago |
|
davor
|
ea96ac0d18
|
schematics: use non-handsoldering footprints for all 22nF and 100nF capacitors
|
7 years ago |
|
davor
|
2ed35bea1a
|
schematics: AC coupling all GPDI differential lines
|
7 years ago |
|
davor
|
4a9b8c372b
|
schematics: HEAC capacitors to protect return of 5V from monitor to FPGA
|
7 years ago |
|
davor
|
8ff6e0e20e
|
schematics update, setting L1,L2,L3 all the same PN
|
7 years ago |
|
davor
|
42e3255b7a
|
schematics: US2 diodes pull up/down 1.5k/15k
|
7 years ago |
|
Emard
|
16fedcac96
|
schematics: additional 2 lines for US2 (GP,GN 22,25 moved)
|
7 years ago |
|
davor
|
d95e2eab3d
|
schematics: 3 decoupling 22nF capacitors for SDRAM
|
7 years ago |
|
davor
|
2f3cc59274
|
schematics: adding mouser P/N
|
7 years ago |
|
davor
|
b205d52f4f
|
schematics: sprinkling 22nF decoupling capacitors under FPGA
|
7 years ago |
|
davor
|
a04b74cc61
|
schematics, footprints: micro usb cleanup
|
7 years ago |
|
davor
|
965d04d7d5
|
schematics: WIFI LED on GPIO5, route WIFI_GPIO5 and WIFI_GPIO17 to FPGA
|
7 years ago |
|
davor
|
7caf7a4f5f
|
schematics: v1.7.9 SD card hopfully connected properly to ESP32 SD_MMC
|
7 years ago |
|
davor
|
e81d05b68d
|
schematics: renaming pins J..+- to GP,GN..
|
7 years ago |
|
davor
|
e91a42eb58
|
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
|
5b7c755ee1
|
schematics: flip audio 0-3
|
7 years ago |
|
davor
|
b41c200d79
|
schematics: cosmetics, hidign some button datasheet URL for schematics
|
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
|
52814d6ae0
|
WIFI LED (blue) on schematics
|
7 years ago |
|
Emard
|
4a35c95132
|
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 |
|
davor
|
8e94190676
|
power up note and small cosmetics
|
7 years ago |
|
davor
|
050a70079a
|
move one audio-v pin from bank0 to bank7 so
now all audio jack pins are on bank7
|
7 years ago |
|
davor
|
0d71e508ae
|
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 |
|
davor
|
f843d3169a
|
gpdi sheet, i2c voltage shifter, VREF filtering with C18 100nF->470nF
|
7 years ago |
|
davor
|
6d74bb29fc
|
PCB v1.7 fix wrong audio jack connection
|
7 years ago |
|
Emard
|
ba4c8e8d22
|
PCB v1.6 SDRAM fully reworked
|
7 years ago |
|
davor
|
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 |
|
davor
|
1cdad1e4d0
|
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
|
Micro SD: using SCHD3A0100
|
7 years ago |
|
davor
|
f3d84dbfdc
|
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
|
0229a768ad
|
FPGA direct-to-pin Hackish USB transciver 27 ohm + 3.6 V zener
|
7 years ago |
|
davor
|
236f63488a
|
DIP SWITCH routed
|
7 years ago |
|
davor
|
37bb008e24
|
ADC connecting REF+/REF- and SPI
|
7 years ago |
|
davor
|
2ca8acc32d
|
ADC chip moved on top layer.
Connecting 8 analog lines to J2
and remaining VCC/GND
|
7 years ago |
|
davor
|
32836831ae
|
i2c of RTC connected to GPDI i2c
|
7 years ago |
