electronics/tms-emulator
9 years agor4: added ADC support, breakout of PC0, PC1 and PD4 to a 1-wire connector. r4
Pat Thoyts [Sat, 31 Oct 2015 23:59:10 +0000 (23:59 +0000)]
r4: added ADC support, breakout of PC0, PC1 and PD4 to a 1-wire connector.

Also included LED on pin 13 (SCK) and some sample footprints for testing
and got a frog logo onto the board.
Sent for manufacuter at SeeedStudio again.

9 years agoReworked to fix the CH340G footprint and added missing pullup on reset.
Pat Thoyts [Sat, 31 Oct 2015 00:04:27 +0000 (00:04 +0000)]
Reworked to fix the CH340G footprint and added missing pullup on reset.

Also added more test points to the atmega chip and switch J1 to a solder
jumper. Added a few sample footprints too.

9 years agoConverted to use CH340G USB interface and reworked. v2.0.1
Pat Thoyts [Sat, 3 Oct 2015 10:06:18 +0000 (11:06 +0100)]
Converted to use CH340G USB interface and reworked.

Added more vias to the upper ground planes and added a number of test
points - two through hole fortest point clips and a number of cleared
pads.

9 years agoAdded Makefile rule to generate gerber archive file.
Pat Thoyts [Thu, 1 Oct 2015 20:16:48 +0000 (21:16 +0100)]
Added Makefile rule to generate gerber archive file.

9 years agoAdded bi-colour LED to schematic and partly to the PCB. Missing LED footprint
Pat Thoyts [Thu, 1 Oct 2015 20:16:15 +0000 (21:16 +0100)]
Added bi-colour LED to schematic and partly to the PCB. Missing LED footprint

9 years agoAdded fuse, USB indicator LEDs and fixed tank capacitor type.
Pat Thoyts [Mon, 28 Sep 2015 18:53:19 +0000 (19:53 +0100)]
Added fuse, USB indicator LEDs and fixed tank capacitor type.

All parts now have details and using the attribs file the Makefile can now
issue a full BoM.

Signed-off-by: Pat Thoyts <patthoyts@users.sourceforge.net>
9 years agoAmended via styles and moved LED jumpers to reduce board width
Pat Thoyts [Sun, 27 Sep 2015 16:42:29 +0000 (17:42 +0100)]
Amended via styles and moved LED jumpers to reduce board width

9 years agoAdded small ground fill near the crystal on the top plane.
Pat Thoyts [Sun, 27 Sep 2015 14:32:00 +0000 (15:32 +0100)]
Added small ground fill near the crystal on the top plane.

9 years agoChanged to plated M2.5 holes for SeeedStudio
Pat Thoyts [Sun, 27 Sep 2015 14:12:32 +0000 (15:12 +0100)]
Changed to plated M2.5 holes for SeeedStudio

9 years agoAmended outline to under 5cm
Pat Thoyts [Sun, 27 Sep 2015 13:32:25 +0000 (14:32 +0100)]
Amended outline to under 5cm

9 years agoRotated C2 to reduce via count
Pat Thoyts [Sun, 27 Sep 2015 07:59:55 +0000 (08:59 +0100)]
Rotated C2 to reduce via count

9 years agoAdded ICSP header and decoupling caps for the atmega chip.
Pat Thoyts [Sat, 26 Sep 2015 23:49:09 +0000 (00:49 +0100)]
Added ICSP header and decoupling caps for the atmega chip.

9 years agoSchematic and layout for TMS Emulator board.
Pat Thoyts [Sat, 26 Sep 2015 11:11:02 +0000 (12:11 +0100)]
Schematic and layout for TMS Emulator board.