Miscellaneous register1
| HICKCAL_KEY | HICKCAL write key value |
| HICKDIV | HICK 6 divider selection |
| HICK_TO_USB | HICK to usb clock |
| HICK_TO_SCLK | HICK to system clock |
| PLLCLK_TO_ADC | ADC clock source select |
| CLKOUT_SEL2 | Clock output select2 |
| CLKOUTDIV2 | Clock output division2 |