: Sometimes mistakenly associated with "Rockchip" USB drivers (rockusb.sys) or specialized industrial utilities like "Revealer," though these are unrelated to the RFID reader. Software
| Feature | Status | Throughput | Latency | | :--- | :--- | :--- | :--- | | Real-time data acquisition | ✅ Pass | 480 Mb/s | 2.3 ms | | Buffer write/read | ✅ Pass | 64 MB/s | N/A | | External trigger input | ⚠️ Partial | N/A | Jitter ±0.5 ms | | Firmware OTA update | ❌ Fail | – | Timeout at 12% | r20xcusb software
: Ensure the card is compatible (13.56 MHz frequency). The R20XC will not read 125 KHz ID cards. If it doesn't auto-install, you can manually update
If it doesn't auto-install, you can manually update the driver in Device Manager under "Smart Card Readers" or "Human Interface Devices". 4. Common Use Cases
: Place a compatible 13.56 MHz tag on the reader surface. The LED will blink green, the buzzer will sound once, and the card's ID number will appear in the document. 4. Common Use Cases