LSISEC=B_0x0, HSISEC=B_0x0, SYSCLKSEC=B_0x0, PLL1SEC=B_0x0, RMVFSEC=B_0x0, HSESEC=B_0x0, PRESCSEC=B_0x0, LSESEC=B_0x0
RCC secure configuration register
| HSISEC | HSI16 clock configuration and status bits security Set and reset by software. 0 (B_0x0): Non secure 1 (B_0x1): Secure |
| HSESEC | HSE32 clock configuration bits, status bits and HSECSS security Set and reset by software. 0 (B_0x0): Non secure 1 (B_0x1): Secure |
| LSISEC | LSI clock configuration and status bits security Set and reset by software. 0 (B_0x0): Non secure 1 (B_0x1): Secure |
| LSESEC | LSE clock configuration and status bits security Set and reset by software. 0 (B_0x0): Non secure 1 (B_0x1): Secure |
| SYSCLKSEC | SYSCLK selection, clock output on MCO configuration security Set and reset by software. 0 (B_0x0): Non secure 1 (B_0x1): Secure |
| PRESCSEC | AHBx/APBx prescaler configuration bits security Set and reset by software. 0 (B_0x0): Non secure 1 (B_0x1): Secure |
| PLL1SEC | PLL1 clock configuration and status bits security Set and reset by software. 0 (B_0x0): Non secure 1 (B_0x1): Secure |
| RMVFSEC | Remove reset flag security Set and reset by software. 0 (B_0x0): Non secure 1 (B_0x1): Secure |