IBM are producing a series of three free online z/Architecture Assembler courses:
1. z/Architecture Assembler language. Part 1: The basics - https://learn.ibm.com/course/view.php?id=12127. 2. z/Architecture Assembler language. Part 2: Machine instructions - to be published soon (aiming for November 2023). 3. z/Architecture Assembler language. Part 3: Working programs - to be published next year. You need an IBM ID to access the courses. It is aimed at application programmers.
