OSH Park
Profile for KO4XL
Shared projects
ATtiny841-ISP
by KO4XL.
2
layer board of
1.24x0.60
inches
(31.45x15.27
mm).
Shared on
August 25th, 2015 03:06.
Prototyping module for ATtiny441 or ATtiny841 with ISP header.
DigiSpark I2C/OLED Shield rev 2
by KO4XL.
2
layer board of
0.69x0.80
inches
(17.48x20.32
mm).
Shared on
July 30th, 2015 00:31.
OLED/I2C board for Digispark and Digispark Pro. Includes I2C pull-up resistors. Jumperable to accomodate OLEDs that have Vcc and Gnd reversed.
Little Cylon
by KO4XL.
2
layer board of
1.10x1.10
inches
(27.94x27.94
mm).
Shared on
November 10th, 2014 00:33.
Larson Scanner plus other blinky patterns in half a cubic inch. Props to Dale Wheat for the original Tiny Cylon. Powered by an on-board coin cell.
Tiny Open Cmos Keyer (TOCK) Rev 2.3
by KO4XL.
2
layer board of
1.89x1.10
inches
(47.96x27.94
mm).
Shared on
October 23rd, 2014 01:51.
Tiny Open CMOS Keyer - Simple ATtiny based iambic keyer with sidetone and light. This version has louder beeper and pads for off-board power.
Ardweeny clone v2.0
by KO4XL.
2
layer board of
1.59x0.53
inches
(40.34x13.34
mm).
Shared on
September 21st, 2014 03:52.
Bare bones Arduino that piggybacks right onto the ATMega328P chip. Includes reset button, FTDI connector and pin 13 LED. This rev has DIP pins set .05" wider than standard to allow for width of pins.