Changes
== Used components: ==
1-[[Z80-STI ]] (or MK 3801[[MK3801-4]])
1-SN 75189 [[SN75189]]
1-SN 75188 [[SN75188]]
1-74 LS 30 [[74LS30]]
1-74 LS 138 [[74LS138]]
1-74 LS 20 [[74LS20]]
1-74 LS 04 [[74LS04]]
1-74 LS 32 [[74LS32]]
1-25pin SUB-D connector (male)
