https://bitbucket.org/cfib90/1801vm2
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├── 1801vm1-implementation ; Verilog implementation of the predecessor
│ ├── 1801verilog ; (external code)
│ └── 1801vm1
├── docs ; Documents...
│ ├── 1801vm2 ; ... about the processor
│ ├── iCE40 ; ... about the FPGA board
│ ├── Macro11 ; ... about MACRO11 assembly
│ ├── PCB ; ... about some PCB components
│ └── PDP11-Periphs ; ... about some PDP11 peripherals
├── hx8k ; FPGA implementation
│ ├── gen ; generated HDL modules
│ ├── impl ; Yosys+Icestorm implementation directory
│ ├── impl_board_test ; Board test design
│ ├── rtl ; HDL sources
│ └── tools ; FPGA implementation specific tools
├── kicad ; Adapter board (Level Shifters mostly) for the HX8K breakout board
├── macro11 ; Macro11 code
└── tools ; Software build tools
└── MACRO11 ; Subproject: MACRO11 cross assembler
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