I²C Explained: Open-Drain, START/STOP, Bits, ACK, Addressing, Stretching, and Arbitration
Interactive tick by tick I2C bus simulator covering open drain pull ups, START and STOP conditions, ACK and NACK, 7 bit addressing, and arbitration.
AXI4-Lite Explained: Handshakes, Writes, Reads, Errors, and State Machines
Interactive cycle accurate AXI4 Lite simulator covering VALID READY handshakes, write and read channels, WSTRB byte strobes, SLVERR, DECERR, and FSMs.