MCR Misc Control. 0x40006C00 0x00 0x400 registers ECCEN ECC Enable Register 0x00 RAM0 ECC System RAM0 Enable. 0 1 dis disabled. 0 en enabled. 1 IPO_MTRIM IPO Manual Register 0x04 MTRIM Manual Trim Value. 0 8 TRIM_RANGE Trim Range Select. 8 1 OUTEN Output Enable Register 0x08 SQWOUT_EN Square Wave Output Enable. 0 1 PDOWN_OUT_EN Power Down Output Enable. 1 1 CMP_CTRL Comparator Control Register. 0x0C EN Comparator Enable. 0 1 POL Polarity Select 5 1 INT_EN IRQ Enable. 6 1 OUT Comparator Output State. 14 1 INT_FL IRQ Flag 15 1 CTRL Miscellaneous Control Register. 0x10 CMPHYST Comparator hysteresis control. 0 2 INRO_EN INRO Enable. 2 1 ERTCO_EN ERTCO Enable. 3 1 IBRO_EN IBRO Enable. 4 1 32KOSC_EN Enable 32K Oscillator input. 5 1 SIMO_CLKSCL_EN SIMO Clock Scaling Enable. 8 1 SIMO_RSTD SIMO System Reset Disable. 9 1 GPIO3_CTRL GPIO3 Pin Control Register. 0x20 P30_DO GPIO3 Pin 0 Data Output. 0 1 P30_OE GPIO3 Pin 0 Output Enable. 1 1 P30_PE GPIO3 Pin 0 Pull-up Enable. 2 1 P30_IN GPIO3 Pin 0 Input Status. 3 1 P31_DO GPIO3 Pin 1 Data Output. 4 1 P31_OE GPIO3 Pin 1 Output Enable. 5 1 P31_PE GPIO3 Pin 1 Pull-up Enable. 6 1 P31_IN GPIO3 Pin 1 Input Status. 7 1