System/1 Build Log
An ongoing chronology of System/1's construction, and any other related musings.
All Build Log Entries
- 18th April, 2014 (backdated) - Construction begins!
- 8th June, 2014 (backdated) - Full set of register module boards assembled
- 14th June, 2014 (backdated) - Populating the register file
- 20th June, 2014 (1) (backdated) - Populating the register file, take 2
- 20th June, 2014 (2) (backdated) - Initial register file testing
- 13th July, 2014 (backdated) - Main Register File testing completed
- 13th September, 2014 (backdated) - Breadboarding the clock generator
- 26th September, 2014 (backdated) - Prototyping and building the ALU
- 28th September, 2014 (backdated) - Fourgen and concat build
- 7th October, 2014 (backdated) - Prototyping the flags register
- 19th October, 2014 (backdated) - Constructing and testing the flags register
- 16th November, 2014 (backdated) - Prototyping the memory interface
- 17th December, 2014 (backdated) - Memory interface built
- 5th January, 2015 - Time to write about this thing!
- 17th January, 2015 - Adventures in the removal of flux residue
- 18th January, 2015 - Populating and testing the memory interface
- 7th February, 2015 - More memory interface testing
- 8th March, 2015
- 20th June, 2015 - Things are taking shape!
- 25th July, 2015 - Debugging the control unit, and running System/1's first code
- 1st May, 2016 (backdated) - Starting work on a front panel
- 15th May, 2016 (backdated) - In which an idea is obvious, in retrospect.
- 16th August, 2016 (backdated)
- 1st October, 2016 (backdated)
- 14th November, 2016 (backdated) - Revisiting the clock and machine cycle generator design
- 1st February, 2017 (backdated) - A slight interruption
- 15th August, 2017 (backdated) - Building the clock board
- 20th August, 2017 (backdated) - Learning to talk to the outside world
- 23rd November, 2017 (backdated) - Thinking about peripheral device connections
- 28th November, 2017 (backdated) - Driving the serial interface prototype from software
- 23rd December, 2017 (backdated) - On the dangers of foolish shortcuts
- 8th March, 2018 (backdated) - Shifty-looking characters hanging around (serial) ports