Need help learning IBM mainframe assembly language? VisibleZ can help you visualize exactly what the mainframe is doing as an assembler program executes. Besides the software, this site provides many hours of lessons that will build your assembler skills. These lessons are specifically designed to accompany VisibleZ. Download the product and try out each lesson.
| Installation and Getting Started with VisibleZ (PDF) | A short guide to starting out |
| Runner.jar | An executable jar containing a BlueJ project. (1920x1080 resolution) Comes with all the source code and class files for a BlueJ project. You will need a Java 7 or 8 runtime. |
| Runner1366.jar | An executable jar containing a BlueJ project.(1366x786 resolution) Comes with all the source code and class files for a BlueJ project. You will need a Java 7 or 8 runtime. |
| Codes.zip | A zip file with programs that run in VisibleZ. Unzip the file and set the path to the directory in VisibleZ. |
| VisibleZ - Lesson 1 .pdf |
| VisibleZ - Lesson 2 .pdf |
| Reading Object Code .pdf |
| Base/Displacement Addressing .pdf |
| Relative Addressing .pdf |
| Explicit Addressing .htm |
| System z Architecture .pdf |
| Linkage Conventions .pdf |
| Build the MVC2 Instruction .htm |
| Build the Add Logical Instruction .htm |
| Build the Compare Logical Character Under Mask Instruction .htm |