A browser-only virtual embedded bench. Change inputs, inject faults, inspect simulated instruments, validate checkpoints and save a practical attempt—without any paid API.
Prediction before simulation
Guided steps
GPIO, LED, button & buzzer
LED OFF
Digital input: HIGH
ADC, potentiometer & PWM
ADC: ·
Fault injection
Normal circuit operation.
Virtual multimeter
0.000 VConnect common reference before interpreting a voltage.