AHB peripheral reset register
| GPIOARST | IO port A reset  |  
| GPIOBRST | IO port B reset  |  
| GPIOCRST | IO port C reset  |  
| GPIODRST | IO port D reset  |  
| GPIOERST | IO port E reset  |  
| GPIOHRST | IO port H reset  |  
| GPIOFRST | IO port F reset  |  
| GPIOGRST | IO port G reset  |  
| CRCRST | CRC reset  |  
| FLITFRST | FLITF reset  |  
| DMA1RST | DMA1 reset  |  
| DMA2RST | DMA2 reset  |  
| FSMCRST | FSMC reset  |