9692fea61d
cosmetix: LED D22 moved a bit left to be symmetrical
7 years ago
1c498602ad
silkscreen "+-" markings
7 years ago
ef5f8c5100
Labels on J1/J2 connectors
7 years ago
66459da5c7
WIFI VSPI connected on PCB
7 years ago
c8084d5419
updating LED symbols on PCB
...
trac cosmetix
7 years ago
c75a671e06
WIFI LED on PCB
7 years ago
b0a41af38f
trac cosmetix
7 years ago
fea181ae72
CEC resistor on PCB
7 years ago
ca9fcf4df4
connecting missing SD card pins on PCB
7 years ago
68299246cf
trac cosmetix
7 years ago
da5b2c9c59
trac cosmetiscs: optimizing +5V to closest point
...
thickening 3.3V and GND on 2.54 mm header
7 years ago
d68058d1ae
PCB properly set true-complenet A9-B10
7 years ago
cae3c0a488
trac cosmetix
7 years ago
35b3a8b3dd
changing to 45F which is production device now
...
schem symbol 45F fixed typo T8->T7 (GND) and SERDES
7 years ago
050a70079a
move one audio-v pin from bank0 to bank7 so
...
now all audio jack pins are on bank7
7 years ago
5769ed05ae
trac cosmetix
7 years ago
f5688676a5
trac cosmetix
7 years ago
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
f843d3169a
gpdi sheet, i2c voltage shifter, VREF filtering with C18 100nF->470nF
7 years ago
6d74bb29fc
PCB v1.7 fix wrong audio jack connection
7 years ago
9672d92e12
small trace/via thickening and cosmetic edits
7 years ago
ea7fc52d1e
small track cosmetics
7 years ago
ba4c8e8d22
PCB v1.6 SDRAM fully reworked
7 years ago
eca6978391
HDMI fixed wrong wiring PCB v1.5
...
and improving copper fill areas
7 years ago
1a37921f27
moving J1 silkscreen mark away from solering area
7 years ago
330e7bc0fc
removing silkscreen square and writing around 433 pad
7 years ago
af531b0fd5
LED values renamed to RED and GREEN
7 years ago
9d8be27731
logo "HRVATSKI PROIZVOD" enlarged and moved towards audio connector
7 years ago
bc41b3052d
move WIFI disable jumper closer to BTN1
7 years ago
ee87635b6d
moving copper infill area to expose 433 antenna
7 years ago
d57b16519c
update (I hope) all chip units to 85F
...
add more GND vias
7 years ago
fffde2cf88
Additional GND for 85F chips
7 years ago
07de158d38
R56 for FT231X rev A,B,C workaround from TN140_FT231X Errata
8 years ago
ed1d52ada8
BAT1 reference moved near CR1225
8 years ago
1773cd14fa
iproving differential routing (purple layer)
8 years ago
06a8d751d9
Jumpers (default OFF) for 3 switcher voltages
8 years ago
1cdad1e4d0
all diodes SOD-323 and SOD-323F packages changed to handsoldering
...
(bigger pads, more reworkable)
silkscreen moving references GPDI1 and SW1 for readability
8 years ago
77b35c7bd2
battery, remove silkscreen printing from the pad
...
and other small silkscreen updates
8 years ago
b6f388d228
ESP-32S footprint changed to avoid
...
silkscreen writing over the pads,
small cosmetics around
8 years ago
a7a1424ef2
Silkscren: RIZ logo removed (Marko requested),
...
Written Battery clip name and battery type,
Cleaned up some markings mess
8 years ago
cf8da0d984
Logos EMARD, RADIONA, RIZ, FER, HRVATSKI PROIZVOD
...
Gerbers update
8 years ago
a913ffb675
Micro SD outline moved to correct layer (b.mask->f.fab)
8 years ago
ae1aee7f5e
Micro SD contacts were OK for SCHD3A100.
...
Readme update.
Silkscreen outline drawn.
8 years ago
bc4b88ee58
Micro SD: using SCHD3A0100
8 years ago
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
8 years ago
f3d84dbfdc
LED D19 was oriented wrong, now correct
8 years ago
10df092413
using modified ECP5 footprint
8 years ago
bcc8afbf16
unclutter values on Fab layers
8 years ago
f8b5dc97eb
update SD card power supply and gerbers
8 years ago
ca7dcfa0ca
sligtly detach R54 in 3D view (move up Z axis)
...
to indicate it should not be placed by default
8 years ago
bab7ee607e
placeholder for 1.5k pullup for usb 1.0
8 years ago
9cc436ce8c
Additional VCC 2.2uF blocking capacitors near the switching
...
power supply to form PI-filter with another 2.2uF near BGA
8 years ago
2be19bd4a3
aligning capacitors under BGA (cosmetics and visual effects)
8 years ago
2963509427
text labes with voltages 1.2V, 2.5V, 3.3V near capacitors under BGA
8 years ago
7e2a91f295
VCC blocker capacitors 2.2uF sprinkled under BGA
8 years ago
62165f1ddb
BGA silkscreen and minor traces adjustment
8 years ago
f99179bc88
gerbers update
8 years ago
d957c8521b
3D models of resistors 0603
8 years ago
091baa515a
gerbers update
8 years ago
91ac1cc478
D8,D9,D51,D52: SMA package 2A low drop low profile
8 years ago
68a23c127c
set package SOD323 to all small diodes
8 years ago
aef23559d2
3D models for capacitors inductors transistors and some resistors
8 years ago
f32ace3adf
D15 schottky diode BAT54W package SOD323F
8 years ago
4347a2b7bf
JTAG, FTDI and serial LEDs moved left, away from buttons
8 years ago
d0cf4eaeaf
DIP switch correct footprint
8 years ago
9cdf0c04ed
USB move 0.635 mm up
8 years ago
d463d17f18
32768Hz crystal ABS25 footprint now correct
8 years ago
bcf94bafab
buttons footprints correct now
8 years ago
e3080fafa6
moving text (references) out of pads
8 years ago
cc4c1dd6ee
aligning BTN's and DIP SW
8 years ago
6c38aabb74
moving "UP" button 1.27 mm up
...
3D models for dipswitch
8 years ago
eaf4c2402a
Fab layer, moving values to avoid overlap writings
...
GPDI footprint edited to remove some unneeded lines
Gerbers update
8 years ago
d7d473396a
Moving C1 reference away from 2.54 mm header solder pads
8 years ago
201cb628b1
removing transistor SOT-23 3D models (wrong orientation)
...
moving some capacitor reference for readability
8 years ago
52047f93d8
moving 5V IN/OUT routing diode to bottom side
8 years ago
fba16cd43e
Silkscreen JTAG tidying up
8 years ago
8c0f769536
Silkscreen writings FPGA, 32MB, ULX3S v1.0, ADC, RTC, 25 MHz
8 years ago
52fc46899e
silkscreen on bottom layer: avoiding writing on solder pads
8 years ago
53ea44f214
Silkscreen JTAG header signal names
...
readme update
8 years ago
5a2eb8220f
silkscreen on top layer: avoiding writing on solder pads
8 years ago
407177a486
Move HDMI a bit closer to OLED
8 years ago
e15ab7d84f
removing battery circle from the sikscreen
...
(changing footprint)
8 years ago
e3a535e842
move 25MHz clock generator Y1 away from heat and EM noise
8 years ago
7569433437
removing OLED outline from the silkscreen
...
(footprint changed)
8 years ago
0312d80fa3
reducing default solder mask clearance to 0.05 mm
...
it will help preventing shortcuts coming from solder
overflow
8 years ago
64f70e4998
routing 5V using shorter path between 2 USB connectors
8 years ago
f120d212d9
433 MHz onboard antenna (need to uncover copper infill layers)
8 years ago
46218e383e
yellow layer cleanup - removing part of trace leading nowhere
8 years ago
e76db02634
small changes, moving the traces
8 years ago
9f6eae914c
connecting almost all free pins from ESP32 to FPGA
...
(only 4 left unconnected)
8 years ago
1f9c416f60
R25 moved away from OLED screw hole (to the bottom side)
8 years ago
1588776a9d
top layer GND infill
8 years ago
7768508f33
moving battery to allow clearance from VBAT pad and screw hole (GND)
8 years ago
68db94dacd
small cleanup of traces/vias
8 years ago
d462ffc350
Connecting more ESP32 WIFI pins,
...
sharing them with external 2.54 mm header
to access ADC and HSPI
8 years ago
600c4478fd
esp32: avoid connection to NC pin for JTAG_TDO
8 years ago
0229a768ad
FPGA direct-to-pin Hackish USB transciver 27 ohm + 3.6 V zener
8 years ago
00c73747b3
thicker USB GND traces, vias and small cleanup on nearby traces
8 years ago
1ab504aaf2
Moving USB connectors on top layer
8 years ago
fdf38ad9a1
DIP switch moved to the right, near RAM.
...
Maybe should be moved more to the right not to overlap with OLED
8 years ago
fbe0cf4d01
symmetric usb left-right
8 years ago
45827eecf5
moving silkscreen values and references out of BGA pads
8 years ago
4d3828764b
tidying up routes
8 years ago
5f589c33f4
USB directly to FPGA for possible USB1.1 core
8 years ago
236f63488a
DIP SWITCH routed
8 years ago
6d14ed8ff0
Placing DIP switch, but not yet connecting it to FPGA
8 years ago
37bb008e24
ADC connecting REF+/REF- and SPI
8 years ago
2ca8acc32d
ADC chip moved on top layer.
...
Connecting 8 analog lines to J2
and remaining VCC/GND
8 years ago
32836831ae
i2c of RTC connected to GPDI i2c
8 years ago
ee20b46f6d
connecting ADC substrate pad to GND
8 years ago
a0d3693b66
moving ADC chip near J2, better possibility to get routed
8 years ago
851f2a0162
optimizing PCB lines for +5V
8 years ago
2153a220a0
schematic symbol for ADC MAX11123
...
small PCB traces cleanup
ADC chip placed on PCB but connected only to GND
8 years ago
be09416928
Add 27 ohm resistors in series with FTDI USB and readme update
8 years ago
278ac6b341
2.2uF for ESP-32 and gerber update
8 years ago
81b3ea5da0
adding minimal set of 3 2.2uF capacitor for 1.2V, 2.5V and 3.3V
8 years ago
96fabee1bc
Moving C18 away from battery
8 years ago
a11072b4e4
beautifying routes of LEDs and moving oscillator under the LEDs
8 years ago
ee7d266543
Resistors for LEDs
8 years ago
18aef04f2c
JTAG header
8 years ago
238ad770ce
moving USB LEDs on TOP layer
8 years ago
dcbf46dff2
optimizing PCB
8 years ago
34c4e9d7f3
increasing power via diameter
8 years ago
b7500cc477
increasing thickness of power traces, moving clock
...
to a bank which is always at 3.3V
8 years ago
57fdb7743e
1mm thick 5V line
8 years ago
76542e7630
moving FTDI USB on top
8 years ago
1a122bfc67
fully routed
8 years ago
dbf4b92a22
audio DAC routed
8 years ago
23b588ff16
Routing... 4 routes remaining
8 years ago
f036dae0fd
tidying up some traces, nothing important
8 years ago
f7f305ad0d
tidying up SDRAM connections. Trace lengths unequal,
...
expected about 0.1 ns time difference
8 years ago
20cbbc4ef9
continue routing PCB
8 years ago
eb3fc2ec70
connecting some GNDs and GNDing unnamed shield pads on USB connectors
8 years ago
b1718ae700
thick power lines
8 years ago
7d0fc68da0
connecting 2.5V
8 years ago
108abc3158
connecting 3.3V and 1.2V
8 years ago
ecc772b518
optimizing wakeup network
...
moving SMPS power supply networks
1.2V supply moved to the right
8 years ago
aeaf64f99c
connecting all BTNs except power BTN
8 years ago
dcbfda0556
Run DRC to update cupper fill zones
8 years ago
9d6f8bf493
improving SD card power supply and replacing with
...
suitable schematic symbol for micro SD card (was normal SD card)
8 years ago
2426a9f7e7
DRC rerun
8 years ago
5590ba802d
optimizing routing for SD and FTDI
8 years ago
c381c4c5c4
small PCB optimizations
8 years ago
1f60f95a71
compatible OLED models: SSD1306 or SSD1331
8 years ago
28c4106026
J2 GPIO: routed in the purple plane only
8 years ago
aabd353e71
J1 GPIO: grouping lines on purple plane
8 years ago
752eddee0e
J1 routed using only purple plane, (yellow plane made free)
8 years ago
1e5e0b01a6
connecting JTAG lines to FTDI serial lines RI DCD CTS DSR
...
as those pins are by default inputs and can be reconfigured as outputs
similar but not identical pinout as the one that works from ujprog
CBUS used to force-wakeup of the board from sleep state
2 LEDs to CBUS pins to display usb enumeration and activity status
8 years ago
57fa143c11
connecting 2.5V and 3.3V sources to BGA planes
8 years ago
4a0cc08307
connecting 1.2V core voltage, solving FPGA voltage plane,
...
still too thin wire leading to SMPS supply
8 years ago
5e953da6b9
connecting required pins for WiFi programming
8 years ago
5432fd6540
connecting clock and ftdi USB
8 years ago
4c13f262e8
connecting FTDI TXD/RXD
8 years ago
092e601af1
connecting LEDs
8 years ago
364957f9e0
connecting OLED
8 years ago
feb31c8f87
moving inner layer routes away from BGA
8 years ago
24c52062fa
moving routes under BGA out of inner layers
8 years ago
6e2e5f8c39
moving routing out of inner layers under BGA to allow
...
larger copper fill zone for power supply
8 years ago
3a9160cb16
scrapping current routing, placing power supply on copper zones under the BGA
8 years ago
21aa552e1a
placing copper fill zones for power supply by the book
...
similar to TN1074
8 years ago
37f7a62a25
reducing minimal drill size to 0.2 mm as
...
recommended in lattice BGA guide.
Seeedstudio meets this capabilities
OSHpark doesn't
8 years ago
8061b47da8
moving some resistor near flash chip
8 years ago
b12f1b64a6
routing spi flash lines
8 years ago
820f30f598
routing JTAG
8 years ago
3a079bd1d2
moving some resistor closer to ftdi
8 years ago
48f79d581b
reordering PCB elements to simplify or shorten routes
8 years ago
6e48d42150
fully routed GPIO
8 years ago
dcc2d375ea
routing additional pins to J2 GPIO. 2 differential pairs left to route
8 years ago
9f0d9c46a7
routing half of J2 gpio
8 years ago
e30bbeea40
routing 4 GPIO on J2
8 years ago
48dc148919
manually routing J1 differential
8 years ago
9050eefd6e
update fill zone
8 years ago
3446afcc08
optimizing PCB component placement
...
and audio bit ordering
8 years ago
19b884baef
using corrected schem symbol, reordering pins
8 years ago
39dce76f0a
use new schem symbol
8 years ago
2cda80c3a8
manually routed few tracks of GPIO
8 years ago
8a53acb71a
cleaning GPDI routes and moving OLED back in place
8 years ago
70fb21781b
reorder GPDI differential pairs for almost straitforward routing
8 years ago
a8f1214b27
reorder SDRAM to FPGA connection for straightforward routing
8 years ago
19c91e5c6b
differential pair track thickness and spacing
8 years ago
632e5bd443
importing netlist with differential pairs named + -
8 years ago
ec42a18d26
reordering RAM connections to use peripheral pins near SDRAM chip
8 years ago
53f11a6950
reducing track width to 0.19 mm to pass out of 2nd row of BGA
8 years ago
961755fc98
manual routing BGA power
8 years ago
af042dfef0
manually routing BGA power
8 years ago
a1d25d9d24
create copper fill layers
8 years ago
d6fd30e59c
jumper to disable wifi module
8 years ago
38517df9f6
fine tuning via diameters and clearances
8 years ago
dd597e7b49
board production rules for oshpart
8 years ago
1c5b8a64a3
use new footprint for crystal oscillator
8 years ago
508318d712
PCB moving 3.5mm DAC resistors below 3.5m jack, side-by-side
8 years ago
e9825a4105
enlarging the board for 7x2.54 mm to fit triple protoboard
...
moving OLED into the center (but display turned upside down)
moving heavy parts GPDI and 3.5mm jack on top side
better rearranging the buttons
8 years ago
0af487f23c
renaming clocks
8 years ago
c297a5294f
adding 25 MHz oscillator and moving some parts around
8 years ago
f894f386df
design rules, move to BGA netlist to route with thinner traces
8 years ago
12e89e677a
connecting wifi, usbserial, oled, sd card
8 years ago
0ca9b4cb0e
notify possible extra width of the board 7x2.54 mm
...
that would fit into protoboard
8 years ago
3e68526ccb
it acutally routed but schematic is still incomplete :)
...
After freeroute overnight run, DRC complained only for
tracks too close to holes or vias and that is easy to
manually fix
8 years ago
ad0ae760b5
overnight run of freeroute routed much
...
but couldn't route it all
8 years ago
a477fbd050
connecting flash config chip
8 years ago
davor