efuse_blk0_rdata5_reg_t::::rd_vol_level_hp_inv field
rd_vol_level_hp_inv : R; bitpos: [23:22]; default: 0; This field stores the voltage level for CPU to run at 240 MHz, or for flash/PSRAM to run at 80 MHz.0x0: level 7; 0x1: level 6; 0x2: level 5; 0x3: level 4. (RO)