rtc configure register
| VDD_SPI_PWR_DRV | vdd_spi drv’s software value |
| VDD_SPI_PWR_FORCE | vdd_spi drv use software value |
| LSLP_MEM_FORCE_PD | memories in digital core force PD in sleep |
| LSLP_MEM_FORCE_PU | memories in digital core force PU in sleep |
| BT_FORCE_PD | bt force power down |
| BT_FORCE_PU | bt force power up |
| DG_PERI_FORCE_PD | digital peri force power down |
| DG_PERI_FORCE_PU | digital peri force power up |
| FASTMEM_FORCE_LPD | fastmemory retention mode in sleep |
| FASTMEM_FORCE_LPU | fastmemory donlt entry retention mode in sleep |
| WIFI_FORCE_PD | wifi force power down |
| WIFI_FORCE_PU | wifi force power up |
| DG_WRAP_FORCE_PD | digital core force power down |
| DG_WRAP_FORCE_PU | digital core force power up |
| CPU_TOP_FORCE_PD | cpu core force power down |
| CPU_TOP_FORCE_PU | cpu force power up |
| BT_PD_EN | enable power down bt in sleep |
| DG_PERI_PD_EN | enable power down digital peri in sleep |
| CPU_TOP_PD_EN | enable power down cpu in sleep |
| WIFI_PD_EN | enable power down wifi in sleep |
| DG_WRAP_PD_EN | enable power down digital wrap in sleep |