Practical case: PS/2 to VGA monitor with ULX3S
Objective and use case
What you’ll build: A PS/2-to-VGA keystroke monitor on the Radiona ULX3S (Lattice ECP5-85F) that captures keyboard bytes in real time…
FPGA
Practical case: FPGA PIN lock with Radiona ULX3S Lattice ECP5-85F
Objective and use case
What you’ll build: A compact FPGA PIN-lock prototype on the Radiona ULX3S (Lattice ECP5-85F) that reads a 4-digit code from a PS/2…
Practical case: RC pushbutton debounce
Level: Medium | Use a capacitor to mitigate mechanical noise when actuating a physical switch.
Practical case: Astable oscillator with NE555
Level: Medium – Configure a capacitor in an NE555 circuit to control the oscillation frequency.
Practical case: Optical sensor for a solar tracker
Level: Medium – Design a circuit with two photodiodes in a differential configuration to detect the direction of the highest intensity light source.
Practical case: Transimpedance amplifier
Level: Medium – Design an OPAMP transimpedance amplifier to convert the small photodiode current into a measurable voltage.