CCU1 base clocks status register
| BASE_APB3_CLK_IND | Base clock indicator for BASE_APB3_CLK 0 = All branch clocks switched off. 1 = At least one branch clock running. |
| BASE_APB1_CLK_IND | Base clock indicator for BASE_APB1_CLK 0 = All branch clocks switched off. 1 = At least one branch clock running. |
| BASE_SPIFI_CLK_IND | Base clock indicator for BASE_SPIFI_CLK 0 = All branch clocks switched off. 1 = At least one branch clock running. |
| BASE_M3_CLK_IND | Base clock indicator for BASE_M3_CLK 0 = All branch clocks switched off. 1 = At least one branch clock running. |
| RESERVED | Reserved |
| BASE_USB0_CLK_IND | Base clock indicator for BASE_USB0_CLK 0 = All branch clocks switched off. 1 = At least one branch clock running. |
| BASE_USB1_CLK_IND | Base clock indicator for BASE_USB1_CLK 0 = All branch clocks switched off. 1 = at least one branch clock running. |
| RESERVED | Reserved |