Vlastimil Slinták
b202f16f33
Swapped signal names RF_IN and RF_OUT
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
dccf54a41e
Completed PCB layout
...
* DRC without warnings or errors.
* All traces connected.
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
f18ea484e8
Changed MCLK audio signal for the 12.288 MHz oscillator
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
8b0d309ee9
Added series resistors to the DEBUG_DEV_* signals
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
7465b693e3
Fixed footprint of the battery connector
...
Mounting holes were inside copper pad.
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
9f22b15a0d
Added DRC exclusions and modified constrains
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
e367ab4c4b
Removed copper rectangle from the SMA footprint
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
a9584d65b5
Fixed footprint of the MCM-iMX93
...
The pads had "paste" enabled but with negative offset making the paste
layer zero size. Real "paste" was defined as a custom polygon.
This commit fixes issues, leaving paste layer as per manufacturer's
specification.
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
f369475c96
Fixed project constrains
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
e4cd38725a
Fixed pinout of the Kenwood connector and added RX/TX for debug
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
a7f825d046
Changed keyboard tracks to narrower netclass for easier layout
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
a602204754
Connected battery voltage to the SoM ADC input
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
42cd1cb314
Removed two bottom mounting holes
2025-07-28 16:58:25 +03:00
Wojciech Kaczmarski
b8413e6fb0
tiny changes
...
- rearranged the `SWITCH_ON_OFF` connection on the root page slightly
- updated the date
- updated PDF render
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
7ada320776
Changed resistor value for the volume to 15 kΩ
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
d7ef1a6732
Changed LED power from 5V to 3.3 V and fixed their resistor values
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
09441c8ca0
Assigned RF_SW_CTRL signal to the pin 104 on SoM
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
00801c7ce1
Swapped RF inputs of the BGS12P2L6 for better PCB routing
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
f183342342
Fixed 3D model path of the QFN50P500 footprint
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
44fb812e66
Changed footprint of the C16 capacitor from 1206 to 0402
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
b86fc3095c
Added USB netclass to the USB traces near SoM
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
a6525bceab
Fixed minor schematic issues
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
1e12e05291
Fixed value of the C39 capacitor to 10u from 100n
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
c38361edcb
Changed R1-R4 footprints from 0603 to 0402
...
Original footprint was a mistake.
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
49f5e1c6f7
Fixed majority of ERC warnings and errors
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
3f6bbc1195
Fixed MCM-iMX93 symbol, added pads G25-G28
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
50ef9b7905
Added silkscreen and courtyard to the TSLP footprint
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
f2776fc459
Assigned missing footprints
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
12bf07995f
Connected display pins 6-12 and 14 to the GND
...
Based on the original Retevis C62 PCB, these pins are grounded.
2025-07-28 16:58:25 +03:00
Vlastimil Slinták
adb29cc6e9
New footprint for the 20 pin display connector
2025-07-23 12:36:08 +03:00
Vlastimil Slinták
4c3c49e379
Added on/off switch and volume pot to schematics and layout
2025-07-23 12:36:08 +03:00
Vlastimil Slinták
9bb5b0f9b7
Added footprint and symbol for the on/off switch with a potentiometer
2025-07-23 12:36:08 +03:00
Vlastimil Slinták
6c4e5c8158
Added footprint of the SMA connector
...
The SMA connector is the original one used in Retevis C62. Dimensions
are based on measurements of the real part.
2025-07-23 12:36:08 +03:00
Vlastimil Slinták
2faee2114d
Added solder pads (spring contacts) for GND and SPEAKER
2025-07-23 12:36:08 +03:00
Vlastimil Slinták
d203b444b7
Assigned footprint and set position on PCB for the LEDs
2025-07-23 12:36:08 +03:00
Vlastimil Slinták
4a04453e0d
Assigned USB and RF netclasses
...
Two new netclasses are:
* USB for differential USB pair
* RF for any trace with 50 Ohm impedance
2025-07-22 14:34:27 +03:00
Wojciech Kaczmarski
8ab5ceccd6
re-arranged the schematic at "root"
2025-07-21 10:39:14 +03:00
Wojciech Kaczmarski
b62ca16bca
update
...
- brought some order to page 1
- routed on/off signals
-added SoM pin #10
- rendered PDF
2025-07-20 21:03:05 +03:00
OE3ANC
ce628d9ade
Added VOL_ADC, ON/OFF_SW, fixed typo
2025-07-19 21:24:29 +02:00
Vlastimil Slinták
04f8da908a
Assigned footprint and layout position of the battery connector
2025-07-19 13:00:08 +03:00
Vlastimil Slinták
318fd589a5
Added footprint and 3D model for the BT-003 battery connector
2025-07-19 13:00:08 +03:00
Vlastimil Slinták
db21280711
Added modified footprint for the PJ-204 audio 2.5 mm jack
...
This alternative footprint does not have three mounting mechanical
holes. This will make the jack body 0.5 mm higher, making it better
aligned with the center of the 3.5 mm jack.
2025-07-17 21:25:07 +02:00
Wojciech Kaczmarski
357ef87f21
minor power on/off circuit tweaks
2025-07-17 20:10:45 +02:00
Wojciech Kaczmarski
f2454bd04e
tweaked the power-on circuit
...
- supplied the XNOR gate with 5V instead of 3.3V
- added a MOSFET to drive the 3.3V DC/DC converter's EN pin
- removed a pull-up resistor at the ON/OFF line
2025-07-17 18:58:02 +02:00
Vlastimil Slinták
dd51cbecfe
Assigned footprint and layout position of the 2.5 mm jack
2025-07-16 13:34:56 +02:00
Vlastimil Slinták
6308590bad
Added footprint and 3D model for the PJ-204 audio 2.5 mm jack
2025-07-16 13:34:56 +02:00
Wojciech Kaczmarski
d399765440
Update README.md
2025-07-16 12:58:55 +02:00
Wojciech Kaczmarski
65883bae14
updates
...
- updated the 5V line (diode connected sources - USB and DC/DC)
- proposed a power on-off circuit based on a XNOR gate
- reannotated the schematic
- updated the PDF
2025-07-15 17:57:29 +02:00
Vlastimil Slinták
b78ae3aa55
Fixed constrains and board stackup based on PCBWay recommendations
2025-07-15 17:15:47 +02:00
Vlastimil Slinták
a1a40c5cc9
Fixed pinout for the SoM
...
* Added missing pin definitions in MCM-iMX93 symbol
* Added information about the keyboard wiring
* Assigned all signals to pins in the SoM
2025-07-15 17:15:47 +02:00
