Monthly Archives: April 2014

ИВ-27M VFD tube pinout

I’ve received some fine tubes that I bought recently on e-bay. I figured the pinout. On the left side, let’s number the pins 1 to 15 CCW (counter clock wise); on the right same thing but 1 to 11, CCW … Continue reading

Posted in Electronics | Tagged , , , , , | Leave a comment

Z80 Monsputer

I began to put together all the Z80 projects I made. It resulted in something big, ugly and it’s alive! (evil laugh) I’ve nicknamed it: “the Z80 Monsputer”. I’m considering giving it a scarier look. Ideas welcome!  

Posted in Electronics, Z80 | Tagged , , , | Leave a comment

Floating point routines for Z80 in assembler follow-up

I finished the math routines and added some others for doing trigs and logs with the CORDIC algorithms. I made it run on a real Z80 and a TRS80 emulator.

Posted in Electronics, Z80 | Tagged , , , | Leave a comment