Alexander Elfimow's repositories
frequency-counter-2
Frequency counter implemented with CPLD EPM3064 only and HDSP-2113 display
calc-atmega162
My first self made calculator with ATmega162 and SCD5583A as a display
digit-clock
My digital clock with Altera's CPLD EPM3064 and 8 digits 7-segment display hh:mm:ss.ds
LC-oscillators
A collection of LC oscillators
frequency-counter-1
Frequency counter implemented with ATmega8515, CPLD EPM3064 and SCD5583 display
crystal-oscillators
My home-made crystal oscillators
eprom-tool-1
My first EPROMs programmer with ATmega644, PIO 8255 and other TTL logic ICs
eprom-tool-2
My second EPROMs programmer with ATmega8515 only
haskell-tut
My playground for learning Haskell programming language
kotlin-tut
My playground for learning Kotlin programming language
ooRexx-tut
My playground for learning Open Object Rexx programming language
prescaler-mcp12079
2.8 GHz prescaler with MCP12079 and LT1016
prescaler-u813
1.1 GHz prescaler with U813BS (Telefunken) and BF1009SW
ring-oscillator
Ring oscillator subcircuits
royer-converter-2
My second self-made Royer oscillator