Clock interrupt register
| LSIRDYF | LSI ready interrupt flag |
| LSERDYF | LSE ready interrupt flag |
| HSIRDYF | HSI ready interrupt flag |
| HSERDYF | HSE ready interrupt flag |
| PLLRDYF | PLL ready interrupt flag |
| MSIRDYF | MSI 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 | PLL ready interrupt enable |
| MSIRDYIE | MSI ready interrupt enable |
| LSIRDYC | LSI ready interrupt clear |
| LSERDYC | LSE ready interrupt clear |
| HSIRDYC | HSI ready interrupt clear |
| HSERDYC | HSE ready interrupt clear |
| PLLRDYC | PLL ready interrupt clear |
| MSIRDYC | MSI ready interrupt clear |
| CSSC | Clock security system interrupt clear |