| Commit message (Collapse) | Author | Files | Lines | ||
|---|---|---|---|---|---|
| 2017-05-18 | new traces for cpu signals and for high address to the MMU / addr decoder | Nao Pross | 25 | -0/+0 | |
| there are also many other minor changes to connect various wires | |||||
| 2017-05-18 | wiring for CTC (U8) to address bus and data bus | Nao Pross | 15 | -0/+0 | |
| 2017-05-18 | wiring for P4 and P5 (I/O ports) and circuits for CLKs and RST | Nao Pross | 4 | -0/+0 | |
| 2017-05-18 | wires from DB-9 and HDR5x2 connector to MAX214 (U7) and crystal for TL16C550 | Nao Pross | 30 | -0/+0 | |
| 2017-05-09 | created new layout (starting over) | Nao Pross | 58 | -0/+0 | |
| the old layout is still under hw/MainBoard1.PcbDoc | |||||
| 2017-05-05 | complete wiring for serial interface connector and logic | Nao Pross | 84 | -0/+0 | |
| other changes: - new layout, probably the board will have to be resized to a nonstandard size (currently 2EUROCARD) - new footprint HDR5x2_SOCKET for standard 5x2 flatcable connectors | |||||
| 2017-05-05 | add switches datasheets for footprints | Nao Pross | 5 | -0/+0 | |
| 2017-04-28 | start printed circuit board design | Nao Pross | 123 | -0/+0 | |
| wired: - clock circiuts - reset button set layout for: - CPU & memory - serial interface | |||||
| 2017-04-13 | scheme update and PCB start | Nao Pross | 37 | -0/+0 | |
| add missing capacitor and resistor values (serial XTAL) create new eurocard standard compliant PCB for the uPC and other minor fixes | |||||
| 2017-04-04 | schematic complete | Nao Pross | 112 | -0/+0 | |
| hw: change address decoder chip from GAL16V8 to M4-32/32 (CPLD) change main bus connector with a custom one (intead of PC/104) start building footprint library | |||||
| 2017-03-31 | added iospace address decoder | Nao Pross | 10 | -0/+0 | |
| 2017-03-23 | changed scheme layout | Nao Pross | 104 | -0/+0 | |
| hw: changed scheme and annotated components doc: added build script for windows sw: added res/ folder with blaster and created jedec document for address decoder pld | |||||
| 2017-03-17 | hardware nearly finished | Nao Pross | 324 | -0/+0 | |
| doc: added datasheets for - GAL16V8 - MAX214 - MAX232 added script to build doc under windows with miktex updated notes hw: finished i/o devices and bus viewer sw: created files for pld programming | |||||
| 2017-03-06 | hw: moved everything to one sheet | Nao Pross | 215 | -0/+0 | |
| 2017-02-24 | hw: created library project, doc: added 74LS193 datasheet | Nao Pross | 12 | -0/+0 | |
| 2017-02-24 | hw: created sch, doc: added uart datasheet | Nao Pross | 1 | -0/+0 | |
| 2017-02-14 | hw: created z80acpu in sch library | Nao Pross | 10 | -0/+0 | |
 |
index : sam/z80uPC | |
| Microcomputer based on the Z80 processor | Linux User |
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