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sam/z80uPC
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Microcomputer based on the Z80 processor
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Author
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2017-05-19
wiring for 7 segment displays and traces for the remaining CPU signals
Nao Pross
54
-6
/
+56
2017-05-18
new traces for cpu signals and for high address to the MMU / addr decoder
Nao Pross
27
-3
/
+3
2017-05-18
wiring for CTC (U8) to address bus and data bus
Nao Pross
17
-3
/
+3
2017-05-18
wiring for P4 and P5 (I/O ports) and circuits for CLKs and RST
Nao Pross
6
-3
/
+3
2017-05-18
wires from DB-9 and HDR5x2 connector to MAX214 (U7) and crystal for TL16C550
Nao Pross
33
-6
/
+6
2017-05-09
created new layout (starting over)
Nao Pross
73
-130
/
+1039
2017-05-05
complete wiring for serial interface connector and logic
Nao Pross
97
-15
/
+20
2017-05-05
add switches datasheets for footprints
Nao Pross
13
-17
/
+17
2017-04-28
start printed circuit board design
Nao Pross
158
-31
/
+11374
2017-04-13
scheme update and PCB start
Nao Pross
51
-109
/
+1787
2017-04-04
schematic complete
Nao Pross
131
-98
/
+214
2017-03-31
added iospace address decoder
Nao Pross
17
-12
/
+12
2017-03-23
changed scheme layout
Nao Pross
119
-13
/
+189
2017-03-17
hardware nearly finished
Nao Pross
339
-125
/
+850
2017-03-06
hw: moved everything to one sheet
Nao Pross
226
-57
/
+662
2017-03-05
doc: added L7805ACV datasheet; hw: updated scheme
Nao Pross
6
-13
/
+1275
2017-02-24
hw: created library project, doc: added 74LS193 datasheet
Nao Pross
17
-464
/
+5
2017-02-24
hw: created sch, doc: added uart datasheet
Nao Pross
5
-3
/
+501
2017-02-14
hw: created z80acpu in sch library
Nao Pross
12
-0
/
+1005