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sam/z80uPC
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Microcomputer based on the Z80 processor
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Author
Age
Files
Lines
*
new traces for cpu signals and for high address to the MMU / addr decoder
Nao Pross
2017-05-18
1
-3
/
+3
*
wiring for CTC (U8) to address bus and data bus
Nao Pross
2017-05-18
1
-3
/
+3
*
wiring for P4 and P5 (I/O ports) and circuits for CLKs and RST
Nao Pross
2017-05-18
1
-3
/
+3
*
wires from DB-9 and HDR5x2 connector to MAX214 (U7) and crystal for TL16C550
Nao Pross
2017-05-18
2
-6
/
+6
*
created new layout (starting over)
Nao Pross
2017-05-09
6
-15
/
+29
*
complete wiring for serial interface connector and logic
Nao Pross
2017-05-05
5
-15
/
+15
*
add switches datasheets for footprints
Nao Pross
2017-05-05
5
-15
/
+15
*
start printed circuit board design
Nao Pross
2017-04-28
5
-24
/
+24
*
scheme update and PCB start
Nao Pross
2017-04-13
5
-12
/
+26
*
schematic complete
Nao Pross
2017-04-04
6
-12
/
+40
*
added iospace address decoder
Nao Pross
2017-03-31
4
-12
/
+12
*
changed scheme layout
Nao Pross
2017-03-23
4
-12
/
+12
*
hardware nearly finished
Nao Pross
2017-03-17
5
-12
/
+54
*
hw: moved everything to one sheet
Nao Pross
2017-03-06
2
-9
/
+23
*
doc: added L7805ACV datasheet; hw: updated scheme
Nao Pross
2017-03-05
1
-3
/
+3
*
hw: created library project, doc: added 74LS193 datasheet
Nao Pross
2017-02-24
1
-3
/
+3
*
hw: created sch, doc: added uart datasheet
Nao Pross
2017-02-24
1
-0
/
+14