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gtty [2018/10/10 03:16] cic |
gtty [2019/12/02 16:50] cic |
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- | GTTY (glass teletype) is a lightweight terminal emulation program written by Lyle Bickley to serve as a console for PDP-8 machines. The current iteration is an MS-DOS program that seems to run well in DOSBox. Features include automatic upper-casing and automatic switching between 7M1 and 8N1 serial protocols depending on whether the program is functioning as a TTY terminal or a binary PTR (paper tape reader). | + | GTTY (glass teletype) is a lightweight terminal emulation program written by Lyle Bickley to serve as a console for PDP-8 machines. The current iteration is an MS-DOS program that seems to run well in DOSBox. Features include automatic upper-casing and automatic switching between 7M1 and 8N1 serial protocols depending on whether the program is functioning as a TTY terminal or a binary PTR (paper tape reader). |
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+ | gtty.txt includes operation notes and also describes simple hardware modifications to the DEC M8550 and M8655serial cards to allow gtty to implement reader-run "pacing" for loading FOCAL and multisegment paper tapes. | ||
The accompanying .ZIP file includes documentation, a DOS executable and source. The source was written for (and assembles with) Dave Dunfieid's micro-C compiler, | The accompanying .ZIP file includes documentation, a DOS executable and source. The source was written for (and assembles with) Dave Dunfieid's micro-C compiler, | ||
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{{:dec:computers:pdp-8:new_hardware_and_software:gtty96a.zip|GTTY_96a}} | {{:dec:computers:pdp-8:new_hardware_and_software:gtty96a.zip|GTTY_96a}} | ||
+ | Vince Slyngstad has since updated GTTY to Version 2.0 which is POSIX compliant and compiles under Linux/Cygwin. | ||
+ | {{:dec:computers:pdp-8:new_hardware_and_software:gtty_2.0.zip|GTTY_2.0}} |