Rchestras Special Composer Commands

By Bryan Eggers Software Affair, Ltd. The 0rchestra-90 stereo music synthesizer for Model III 4 (26-1922) has three special commands which are extremely useful during music transcription and composition. A brief description of these commands appears in the 0rchestra-90 manual under Special Command Line Functions. This month I'll explain the commands in detail and offer a few subtle variations you might find useful. The commands are invoked by entering a single character, CD. or (X), on the...

OS Assembly Language

It is sometimes useful to be able to develop specific device driver software for the OS9 environment. But it can be difficult to write a device driver without some place to start from. The purpose of this article is to provide some software tools that will allow you to be able to develop Sequential Character File (SCF) device driver software more easily. Your OS9 Technical Reference manual provides more detailed information about these drivers in Chapter Six. A SCFman device driver is primarily...

This Is The Last Issue

Here's how to complete your subscription with any one of the TRS-80 oriented computer magazines listed below. We regret to inform you that publication of the TRS-80 Microcomputer News is being discontinued with this issue. Our reason for discontinuing publication is that there are currently eight magazines devoted exlusively to TRS-80 products, and doing a very fine job of covering the line. Therefore, continuing the publication of the TRS-80 Microcomputer News became redundant. We are happy to...