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Last Updated
03/31/2019
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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION. |
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COMPUTER OPERATING SYSTEM x OPERATING SYSTEM (COMPUTER) xx COMPUTER xx COMPUTER PROGRAMMING How to add other programs to the executive command table of the SYS 8 monitor which is supplied for use with the IMSAI and Processor Technology systems. Using interrupts to speed up the I/O routines in the ELM (eloquent little monitor) featured in the June 1976 issue of Byte. Automatic line numbering routine which can be patched into the SYS 8 monitor used on IMSAI and Processor Technology systems. Tips on taking advantage of the Motorola MIKBUG monitor firmware that operates in conjunction with the Motorola 6800 CPU to get your computer to "do something". How to use Mostek DDT Monitor ROM's in the Fairchild F8 evaluation kit. Description of UNIX operating system is used as an argument for UNIX-inspired operating systems on microcomputers. KIMDOS, a small disk-operating system for the KIM-1 microcomputer connected to a Percom LFD-400 floppy disk system. CP/M: A family of 8- and 16-bit operating systems. An overview. The UNIX operating system and the XENIX standard operating environment. The ins and outs of CP/M. How to directly access the I/O and disk access functions of the CP/M operating system. A disk operating system for FORTH. An in-depth look at how a DOS operates. Converting Apple DOS and Pascal text files. Exchange information between DOS 3.3 and Pascal operating systems. Upward migration. Part 1. Translators. Using translation programs to move CP/M-86 programs to CP/M and MS-DOS. Listing the disk directory in CP/M-based Pascal. Upward migration. Part 2. A comparison of CP/M-86 and MS-DOS. An examination of the two operating systems vying for dominance in the 16-bit arena. A Sophisticated Operating System (SOS) for your Apple III computer is designed to operate with Pascal. This article presents a set of routines to allow direct access to SOS file calls from a Pascal program. An inside look at MS-DOS. The design decisions behind this popular operating system. Ten articles focus on the UNIX operating system. POKEing around in the IBM PC. Part 1. Accessing system and hardware facilities. How to pass (merge) and scan a CP/M command line. Fast loading with Apple DOS 3.3. Speed loading as much as 5 times with this program for the 48K-version of the Apple II. POKEing around in the IBM PC. Part 2. Developing subroutines for BIOS interface and screen-display disk storage. Inside the TRS-80 Model 100's ROM. Exploring the built-in software. Includes a program to display all TRS100 files, even erased files. The Pick operating system. Part 1. Information management. The Pick operating system. Part 2. System control. Programming capabilites and control elements. Batch file programming. Create batch files that make your computer more powerful and more fun to use. How to better utilize the DOS batch language interpreter. Memory management. Part 1. Techniques that fit large programs into the user RAM from 0 to 640K by moving as many resources as possible into high memory beyond 1M. Memory management. Part 2. Resources in MS-DOS 5.0 and DR (Digital Research) DOS 6.0 and evaluations of more-efficient add-in memory managers. Interrupts. What they are and what you should know about how they affect normal system operation. Untangling EMS (expanded memory specification) and EMM (expanded memory manager) software. What it is, what it does for your system, and how to use it effectively. Breaking the 1M/640K barrier. Accessing and using extended memory for DOS applications. Windows Clipboard, OLE (object linking and embedding) and DDE (dynamic data exchange). How to efficiently communicate with Windows programs using these utilities. Windows compatibility and .INF files. What you can do to custom-tailor the Windows environment to make it work best for your equipment and computing habits. The soul of CP/M. Part 1. An in-depth look at the CP/M (Control Program for Microcomputers) operating system. The Soul of CP/M. Part 2. The Soul of CP/M. Part 3. The Soul of CP/M. Part 4. Demystifying CP/M. An overview of the universal compatibility provided by this operating system. Computer operating systems. How they make your computer more compatible with disks and other peripherals. IQ-TEST program written in BASIC causes all of the important keys to act like they do under DOS, but the error messages are actually programmed by you. Intended as an April Fools joke. Tame the DOS tiger. Knowing what your Disk Operating System can do is sure to make your computing easier. Part 1. Tame the DOS tiger. Part 2. Understand loaders, including bootstrap, absolute, relocatable, etc. Customized MIKBUG. Several novel improvisations that enhance the Motorola MCM6830L7 firmware system monitor known as MIKBUG. A detailed description of the commercially available CP/M disk-based operating system from Digital Research. Designed to operate on 8080-based systems. Utility routines. A standard routine interface format to simplify the task of exchanging assembly language routines for the 6800 microprocessor. A MONITOR program does all the housekeeping chores and allows routines to be added to a library for later use. Interfacing the Elf II. Two simple circuits for decoding and displaying all 65K address locations, plus a program that can be used as an operating system to display any address, change its contents, and step through or execute a program beginning at any location. A review of the Micropolis Disk Operating System (MDOS). MONITOR, a TRS-80 assembly-language operating system with many capabilities. The system is written in Level II BASIC and is patterned after Processor Technology's SOLOS monitor. Occupies about 2K of RAM. Tip: Modification to MIKBUG "L" function allows program to be displayed on terminal as it loads into memory. How to use a monitor in ROM with TTL output to drive a visual-display memory board that gets its data directly from the data bus. Four more commands for SSB DOS. Users of the BFD-68 floppy disk system from Smoke Signal Broadcasting can easily add CLEAR, MOVE, LOCATE, and DUMP to the disk operating system. Let's look at NEWDOS+, a disk operating system for the TRS-80 that has improvements over TRSDOS. CONOPS. Part 2. A Heath H8 disassembler for use with the CONOPS console-oriented operating system (see KILOBAUD, July 1979). CONOPS. Part 3. String finder program designed to run as part of the Heath H8 console-oriented operating system. How to install a breakpoint subroutine into the North Star Version 4 DOS monitor. CONOPS. Part 5. 8080 program loader/relocator for the Heath H8 computer. Librarian program for the PET computer. Features: (1) Automatic line numbering. (2) Saving parts of programs (such as subroutines). (3) Appending one program from tape to another program in memory. Software for the AIM 65 by Rockwell. Unravel some mysteries of the AIM 65's monitor subroutines. Communicate with the COSMAC CDP1802 through a UART or ACIA using this 565 byte monitor stored in ROM. Micromonitor for MIKBUG. Part 1. Enhancement program occupies only 159 bytes. Provides for direct memory load, memory display, subroutine testing, and a jump to user's program. Position-independent code for the 8080. Code-relocation method needs no special loader or system software changes. Overcomes the lack of relative addressing in 8080 systems. Micromonitor for MIKBUG. Part 2. Two more subroutines. (1) Branch-calculating (2) Memory relocation subroutine. File dump for the FLEX operating system. Prints the contents of disk files in both ASCII and hexadecimal. FLEX runs on the SWTP 6800 computer. CP/M for single-drive systems. FILECOPY program allows CP/M to run on systems equipped with just one mini-floppy disk drive. A better 8080 assembler/editor for the Heath H8 computer. Thoughts on the SWTP computer system. Part 14. Continued discussion of the ROM monitor design and source listings of important routines from the HUMBUG monitor. Start/exit assembly-language utility provides links between CP/M and user programs and permits simplified operation of remote terminals. Modifying the Horizion double density disk operating system. Two jump-on-reset circuits for 8080 system flexibility. A hardware/software combination to get around the problem of having the system monitor reside in low memory (page zero). Relocating the CP/M Dynamic Debugging Tool (DDT) allows you to make changes to your operating system as it normally resides in memory, and then debug the customized version. Tip: How to keep both the Auto-Start ROM and the old monitor ROM in the same Apple II computer. For CP/M: automatic program execution on start-up. How to have CP/M jump directly to a program of your choice after boot up. Undocumented commands in version 1.6 and 1.5 of the Heath Disk Operating System (HDOS) are revealed. Thoughts on the 68XX systems. How to add useful editing functions to SWTP BASIC, Percom Super BASIC, TSC Text Editor, Micro-Ware Compiler, etc. Install a switch on your Apple computer so that you can choose between version 3.2 and 3.3 of the disk operating system. Updating CP/M's STAT utility to use a CRT terminal as the default device instead of a teletype (TTY). A text disassembler for the PET computer lets you view the machine language monitor in memory in order to locate instructions you want to be able to modify. The disassembler is written in BASIC. Routine to extract and print the system date from Benton Harbor BASIC and HDOS. Power jump for the 1802. This simple circuit lets you jump to the monitor when you turn the power on. Eliminates the reset/load reset/run bootstrap sequence. Submit to CP/M. Learn to chain files together using CP/M's equivalent to job control language, namely, the "submit" file. Apple DOS revealed. This article reveals little-known capabilities of the Apple DOS (both 3.3 and 3.2) and helps you achieve assembly language efficiency while working with disk files. How to use the Apple DOS "EXEC" command to insert subroutines into existing programs. Discover the secret of VIC's inner structure. This machine-language program allows examination of the ROM routines internal to the VIC-20. How to interface Apple DOS enhancements with copy-protected Apple software, provided that it has an alternative boot method. Disassembler for the Epson HX-20 ROM is written in BASIC. A file attribute change utility for CP/M. MS DOS. The hows and whys of file I/O. The Unix shell. An explanation of "pipes" and wildcards. Patches for CP/M-80 version 2.2. Upgrading Apple IIe's ROM monitor. Fixes to change this model's restrictive monitor to the "old" style monitor. Part 1. The firmware, non-standard ROMs and programming a 2764 ROM. Upgrading Apple IIe's ROM monitor. Part 2. How to capture and modify the IIe monitor and checkout the results. How to install two different monitor ROMs in the APPLE IIe computer. Inexpensive ways to speed up your PC using software you already have on hand (generally in DOS) or you can obtain at low cost. Looks at disk caching, FASTOPEN, massaging the keyboard, etc. A look at how monitor or control programs make programming easier. How monitor software can be used to "debug" programs more effectively than a front panel full of switches and lights. A review of the popular CP/M operating system, produced by Digital Research. Simple display and operating program for the expanded Elf computer permits easy machine-language input to an 1802-based system. Emergency diskette. How to make and use your own bootable DOS diskette containing some critical system programs and DOS-based utilities. Useful when troubleshooting PCs. Sharing Win95. Installing and running a menu option so that older DOS-mode games can still be easily available for children under the Windows 95 operating system. How to optimize Windows 95 to run either DOS or Win95. Say hello to Linux. An introduction to using Linux as a powerful and flexible operating system for home automation. | |||||||||
Copyright © by Norman Lathrop Enterprises. All Rights Reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means (electronic, mechanical, print photocopying, recording or otherwise) without the prior expressed permission of Norman Lathrop Enterprises, except as permitted by law. |
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