OSH Park
Profile for semachthemonkey
Shared projects
RC2014 Board 4 - 62256 RAM
by
semachthemonkey.
2
layer board of
3.44x0.92
inches
(87.38x23.27
mm).
Shared on
July 31st, 2014 19:08.
Note silkscreen says ROM. Should say RAM. My Bad!
RC2014 Board 6 - Serial IO
by
semachthemonkey.
2
layer board of
3.69x0.87
inches
(93.62x22.00
mm).
Shared on
July 31st, 2014 18:52.
Simple multiboard Z80 computer I designed for Retro Challenge 2014. For more info see http://www.sowen.com/category/retro-challenge/ Tested and working. Uses 74HCT04, MC68B50, MAX232, 1uf caps, 2k2 resistors for FTDI
RC2014 Board 5 - Clock & Reset
by
semachthemonkey.
2
layer board of
0.82x1.04
inches
(20.73x26.42
mm).
Shared on
July 31st, 2014 18:52.
Simple multiboard Z80 computer I designed for Retro Challenge 2014. For more info see http://www.sowen.com/category/retro-challenge/ Tested and working. Uses 74HCT04, 7.3728Mhz xtal, 22pf caps, R1=2.2K, R2=1M, R3=1k
RC2014 Board 3 - 27C512 ROM
by
semachthemonkey.
2
layer board of
3.44x0.89
inches
(87.40x22.61
mm).
Shared on
July 31st, 2014 18:52.
Simple multiboard Z80 computer I designed for Retro Challenge 2014. For more info see http://www.sowen.com/category/retro-challenge/ Tested and working. Uses 27C512 split in to 8 8k pages selectable by jumpers. 74LS32 for address decoding
RC2014 Board 2 - 27C64 ROM
by
semachthemonkey.
2
layer board of
3.44x0.89
inches
(87.38x22.61
mm).
Shared on
July 31st, 2014 18:51.
Simple multiboard Z80 computer I designed for Retro Challenge 2014. For more info see http://www.sowen.com/category/retro-challenge/ Tested and working. Uses 27C64 & 74LS32