clock interrupt register
| LSIRDYF | LSI ready interrupt flag |
| LSERDYF | LSE ready interrupt flag |
| HSIRDYF | HSI ready interrupt flag |
| HSERDYF | HSE ready interrupt flag |
| PLLRDYF | Main PLL (PLL) ready interrupt flag |
| PLLI2SRDYF | PLLI2S ready interrupt flag |
| CSSF | Clock security system interrupt flag |
| LSIRDYIE | LSI ready interrupt enable |
| LSERDYIE | LSE ready interrupt enable |
| HSIRDYIE | HSI ready interrupt enable |
| HSERDYIE | HSE ready interrupt enable |
| PLLRDYIE | Main PLL (PLL) ready interrupt enable |
| PLLI2SRDYIE | PLLI2S ready interrupt enable |
| LSIRDYC | LSI ready interrupt clear |
| LSERDYC | LSE ready interrupt clear |
| HSIRDYC | HSI ready interrupt clear |
| HSERDYC | HSE ready interrupt clear |
| PLLRDYC | Main PLL(PLL) ready interrupt clear |
| PLLI2SRDYC | PLLI2S ready interrupt clear |
| CSSC | Clock security system interrupt clear |