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@cmgauger
cmgauger / DX3741.C
Last active April 23, 2022 01:02
PDP-11 C program to initialize/format IBM 3740 formatte diskettes using RT-11
/* DX3741.C
*
* Copyright (c) 2022 Christian Gauger-Cosgrove
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
@xunker
xunker / ti_silent_700_eia_to_rs232_converter_pinout.md
Last active December 5, 2023 17:22
TI Silent 700 EIA to RS232 Converter Pinout

Used on TI Silent 745, but should work on all models with 15-pin EIA connector. As seen in my TI Silent 745 Video.

  • DB-15 female is the EIA port on the rear of the TI terminal.
  • DB-9/DE-9 is the 9-pin serial port on the back of your computer, or on your USB-to-Serial adapter
DB-15 female DB-9/DE-9 female DB-15 EIA Signal Name DB-9/DE-9 Signal Name
11 1 Data Carrier Detect (DCD) Data Carrier Detect (DCD)
13 2 Transmit Data (TD) Receive Data (RD)
12 3 Receive Data (RD) Transmit Data (TD)
@bhrgu
bhrgu / vax.md
Created October 30, 2017 19:05
Resetting a password for SYSTEM account in VAX/VMS

Resetting a password for SYSTEM account in VAX/VMS

Note: you must be connected to a system via serial console

  1. Type following commands in boot console to perform a conversational boot:
B /R5:1 DKA300
SET/STARTUP OPA0:
SET WINDOW_SYSTEM 0
SET WRITESYSPARAMS 0
CONTINUE