Emard
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a99023a89d
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schematics: C47 2.2uF for 2.5/3.3V
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7 years ago |
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Emard
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2f9fea6ee9
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schematics: C26 connected to 2.5/3.3V
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7 years ago |
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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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44a754e8bc
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schematics: towards separating bank0/7 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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2ed35bea1a
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schematics: AC coupling all GPDI differential lines
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7 years ago |
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Emard
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d0df85a4bd
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schematics: use 0-ohm resistors as jumpers,
updating PN of transistors Q1,2
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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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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
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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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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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0990aa8ac2
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schematics: fix shutdown and i2c pullup to 5V D11=LED R4,R25,R26=4.7k
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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
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7 years ago |
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davor
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52d3cced84
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schematics: typo in RC shutdown text description
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7 years ago |
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davor
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9ab20cb840
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specific comments about RC shutdown constant on "power" sheet
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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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afdfad2fa2
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schematics: comments about switching regulators
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7 years ago |
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davor
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3a87d41201
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schematics: additional comments for wifi bootstrapping and readme update
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7 years ago |
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davor
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f4d7692c91
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schematics: SD card symbol with 2 CD pins connected to GND
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7 years ago |
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Emard
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5f15062265
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schematics: comments on switcher parts corrected
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7 years ago |
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Emard
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95cb151b39
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schematic power sheet: alternatives to AP3429/A, swap U4,U5
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7 years ago |
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Emard
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5384b84706
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schematics: switching regulator alternatives
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7 years ago |
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Emard
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6cc027aed0
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schematics: update inductor PN, swap L2 <-> L3
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7 years ago |
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Emard
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380fcdf86a
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schematic: newly created SOT96-1 used for NXP RTC
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7 years ago |
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Emard
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e641702054
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schematics: start with tape and reel datasheet information
(currently done only for RTC)
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7 years ago |
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Emard
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3915779e0c
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schematics: part numbers and URLs of datasheets and manufacturers
of most chips and connectors. Small parts not done yet.
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7 years ago |
|
Emard
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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
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7 years ago |
|
Emard
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a5a51a8f28
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connected missing SD card pins to esp-32
|
7 years ago |
|
Emard
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cca17d282d
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open-close to check that everything loads fine
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7 years ago |
|
Emard
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35b3a8b3dd
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changing to 45F which is production device now
schem symbol 45F fixed typo T8->T7 (GND) and SERDES
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7 years ago |
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davor
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7cebd0afa5
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changing DAC resistors 100-820 ohm -> 150-1200 ohm
few 220 ohm resistors changed to 150 ohm to simplify BOM
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7 years ago |
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davor
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8e94190676
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power up note and small cosmetics
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7 years ago |
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davor
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050a70079a
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move one audio-v pin from bank0 to bank7 so
now all audio jack pins are on bank7
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7 years ago |
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davor
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6d74bb29fc
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PCB v1.7 fix wrong audio jack connection
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7 years ago |
|
Emard
|
ba4c8e8d22
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PCB v1.6 SDRAM fully reworked
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7 years ago |
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davor
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220f575442
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schematic "power" sheet and footprint cosmetics
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7 years ago |
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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".
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7 years ago |
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davor
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fffde2cf88
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Additional GND for 85F chips
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7 years ago |
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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
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7 years ago |
|
Emard
|
07de158d38
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R56 for FT231X rev A,B,C workaround from TN140_FT231X Errata
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7 years ago |
|
Emard
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06a8d751d9
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Jumpers (default OFF) for 3 switcher voltages
|
7 years ago |
|
davor
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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 |
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davor
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10df092413
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using modified ECP5 footprint
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7 years ago |
