SIR System Initialization Registers. 0x40000400 read-only 0x00 0x400 registers STATUS System Initialization Status Register. 0x00 read-only CFG_VALID Configuration Valid Flag. This field is set to 1 by hardware during reset if the device configuration is valid. 0 1 read-only read invalid config invalid 0 valid config valid 1 CFG_ERR Configuration Error Flag. This field is set by hardware during reset if an error in the device configuration is detected 1 1 read-only read valid config valid 0 invalid config invalid 1 ADDR Read-only field set by the SIB block if a CRC error occurs during the read of the OTP memory. Contains the failing address in OTP memory (when CRCERR equals 1). 0x04 read-only ADDR 0 32