davor
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853497d403
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schematics: replace 45F chip with 85F
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7 years ago |
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davor
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b006a34b71
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schematics: C54 22uF for 3V RTC battery
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7 years ago |
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davor
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ebdf06256d
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schematics: USB resistor do install
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7 years ago |
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davor
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7b88b3baf1
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schematics: v1.8 adding capacitor for 2.5/3.3V
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7 years ago |
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davor
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1911c0afe2
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schematics: add capacitor near SDRAM
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7 years ago |
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davor
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54dcca20fa
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schematics: usb pull pins moved from gpio to gpdi bank
gpio is planned to become be voltage changeable 2.5/3.3V
while pulls should go to 3.3V
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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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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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78edad49df
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schematics: US2 lines for pull with 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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7caf7a4f5f
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schematics: v1.7.9 SD card hopfully connected properly to ESP32 SD_MMC
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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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11e38d2211
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schematics: corrected SDRAM part number
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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
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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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380fcdf86a
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schematic: newly created SOT96-1 used for NXP RTC
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7 years ago |
|
Emard
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52814d6ae0
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WIFI LED (blue) on schematics
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7 years ago |
|
Emard
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4a35c95132
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GPDI CEC add protection resistor R61 470 ohm
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7 years ago |
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Emard
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a5a51a8f28
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connected missing SD card pins to esp-32
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7 years ago |
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Emard
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154645af07
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on schematics write revision 1.7.0 to match similar
writing on PCB v1.7
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7 years ago |
|
Emard
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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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bc4b88ee58
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Micro SD: using SCHD3A0100
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7 years ago |
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davor
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c42c90ae37
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FPGA_DONE connected to ESP32 over a resistors,
Other resistors moved away to allow routing thru the mess.
ESP-32 connected missing GND pin
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7 years ago |
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davor
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f3d84dbfdc
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LED D19 was oriented wrong, now correct
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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 |
|
Emard
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bab7ee607e
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placeholder for 1.5k pullup for usb 1.0
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7 years ago |
|
Emard
|
9cc436ce8c
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Additional VCC 2.2uF blocking capacitors near the switching
power supply to form PI-filter with another 2.2uF near BGA
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7 years ago |
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davor
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2153a220a0
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schematic symbol for ADC MAX11123
small PCB traces cleanup
ADC chip placed on PCB but connected only to GND
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8 years ago |
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davor
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81b3ea5da0
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adding minimal set of 3 2.2uF capacitor for 1.2V, 2.5V and 3.3V
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8 years ago |
|
Emard
|
ee7d266543
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Resistors for LEDs
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8 years ago |
|
Emard
|
18aef04f2c
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JTAG header
|
8 years ago |
|
Davor
|
19b884baef
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using corrected schem symbol, reordering pins
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8 years ago |
|
Davor
|
ec42a18d26
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reordering RAM connections to use peripheral pins near SDRAM chip
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8 years ago |
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davor
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d6fd30e59c
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jumper to disable wifi module
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8 years ago |
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davor
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9570c1137b
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small edits
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8 years ago |
|
davor
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c297a5294f
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adding 25 MHz oscillator and moving some parts around
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8 years ago |
|
Davor
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a477fbd050
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connecting flash config chip
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8 years ago |
|
davor
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dc1ae11172
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partially routed board using "freeroute" autorouter
|
8 years ago |
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davor
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85cb0b3f93
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Placing 40-pin connectors side-by-side,
changing ft2232 to ft231x
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8 years ago |
|
davor
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4f3fabdb5f
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oled updated on the schematic and PCB
|
8 years ago |
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davor
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b1062e5795
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place oled symbol on pcb
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8 years ago |
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davor
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6639abded3
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add 4 mounting holes
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8 years ago |
|
davor
|
f9ba6fa20b
|
chage ESP8266-12E to ESP32S
approximate (maybe incorrect) connections - need review
(programming esp from fpga, jtag, sd, chip enable)
|
8 years ago |
|
davor
|
7fd0f561fc
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Add SPI flash chip
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8 years ago |
|
davor
|
aa8fac622b
|
SD card to sperate "sdcard" sheet
small rearranging and comments
|
8 years ago |
