Introduction to the KIM-1 (UNO) 6502 ScoreBoard In this section, we’ll build a KIM-1 (UNO) 6502 ScoreBoard. Basically, you will have the visitor score on the left, and the home score on the right. I’m separating the two displays with the letters “EF” in the center display. (Enemies on left, Read More »
Introduction to the KIM-1 (UNO) 6502 Counter In this post, we’ll build a KIM-1 (UNO) 6502 Counter. We’ll use assembly language for this project. Basically, you can use this code to learn more about assembly. In this project, button #1 will increase the counter. Likewise, button #2 will reset the Read More »
Introduction to the Kim-1 (UNO) GETKEY Routine The Kim-1 (UNO) GETKEY Routine allows us to accept user input. When the user presses a key, we can take action on that key. The GETKEY routine resides at $1F6A on the Kim Uno. In this post, we’ll write a simple program that Read More »
Introduction to the Kim-1 (UNO) SCANDS Routine The Kim-1 (UNO) SCANDS Routine is built into the Kim-1. This allows you to display data on the 6-Segment LED display. Basically, this just takes data from $FB, $FA, and $F9. We simply use the JSR instruction to jump to the subroutine at Read More »
Introduction to Programming the Kim-1 (Uno) Programming the Kim-1 (Uno) is a lot of fun, and you can learn very quickly. You can read the instructions to build the Kim Uno here. In my case, I just downloaded the gerber files, and had the boards made. They are much easier Read More »
Introduction to Why I Use Vintage Computers Why I Use Vintage Computers is part nostalgia. For the most part, though, it’s to learn how computers work. In today’s world, you just turn on a computer, and it runs. This was not always the case. Let’s go back to the early Read More »
Introduction to Building the Kim Uno (Kim-1) Building the Kim Uno (Kim-1) is fairly easy, but a little bit time consuming if you don’t use a PC board. The Kim-1’s technology from 1976. It’s fun to program, however, you do have limited memory. The Kim Uno emulates a 6502 processor Read More »
