Debug register.
| RESERVED | N/A |
| VNC_BYPASS | When set, the Von-Neuman balancer is bypassed (including the 32 consecutive bits test). |
| TRNG_CRNGT_BYPASS | When set, the CRNGT test in the RNG is bypassed. |
| AUTO_CORRELATE_BYPASS | When set, the autocorrelation test in the TRNG module is bypassed. |