FCR Function Control Register. 0x40000800 0x00 0x400 registers FCTRL0 Register 0. 0x00 read-write ERFO_RANGE_SEL 14MHz-32MHz ERFO Frequency Range Select. 0 3 KEYWIPE_SYS KEYWIPE_SYS. 8 1 I2C0_SDA_FILTER_EN I2C0 SDA Glitch Filter Enable. 20 1 dis Filter disabled. 0 en Filter enabled. 1 I2C0_SCL_FILTER_EN I2C0 SCL Glitch Filter Enable. 21 1 I2C1_SDA_FILTER_EN I2C1 SDA Glitch Filter Enable. 22 1 I2C1_SCL_FILTER_EN I2C1 SCL Glitch Filter Enable. 23 1 I2C2_SDA_FILTER_EN I2C2 SDA Glitch Filter Enable. 24 1 I2C2_SCL_FILTER_EN I2C2 SCL Glitch Filter Enable. 25 1 AUTOCAL0 Register 1. 0x04 read-write SEL Auto-calibration Enable. 0 1 dis Disabled. 0 en Enabled. 1 EN Autocalibration Run. 1 1 not Not Running. 0 run Running. 1 LOAD Load Trim. 2 1 INVERT Invert Gain. 3 1 not do Not invert trim step. 0 invert Invert trim step. 1 ATOMIC Atomic mode. 4 1 not Not Running. 0 run Running. 1 GAIN MU value. 8 12 TRIM 150MHz HFIO Auto Calibration Trim 23 9 AUTOCAL1 Register 2. 0x08 read-write INITIAL 100MHz IPO Trim Automatic Calibration Initial Trim. 0 9 AUTOCAL2 Register 3. 0x0C read-write RUNTIME 100MHz IPO Trim Automatic Calibration Run Time. 0 8 DIV 100MHz IPO Trim Automatic Calibration Divide Factor. 8 13 TS0 Register 4. 0x10 read-only GAIN Unsigned gain for temp sensor normalization 0 12 TS1 Register 5. 0x14 read-only OFFSET Signed offset for temp sensor correction 0 32 ADCREFTRIM0 ADC Reference Trim 0 0x18 read-write VREFP Trimming code for VREFP output of reference buffer 0 7 VREFM Trimming code for VREFM output of reference buffer 8 7 VCM Trimming code for VCM output of reference buffer 16 2 VX2_TUNE Controls tuning capacitor in fine DAC (offset binary) 24 6 ADCREFTRIM1 ADC Reference Trim 1 0x1C read-write VREFP Trimming code for VREFP output of reference buffer 0 7 VREFM Trimming code for VREFM output of reference buffer 8 7 VCM Trimming code for VCM output of reference buffer 16 2 VX2_TUNE Controls tuning capacitor in fine DAC (offset binary) 24 6 ADCREFTRIM2 ADC Reference Trim 2 0x20 read-write IDRV_1P25 Trimming code for reference buffer drive strength. 1.25V 0 4 IBOOST_1P25 Trimming value for extra drive current in reference buffer outputs. 2.048V 4 1 IDRV_2P048 Trimming code for reference buffer drive strength. 2.048V 8 4 IBOOST_2P048 Trimming value for extra drive current in reference buffer outputs. 2.048V 12 1 VCM Trimming code for VCM output of reference buffer 16 2 VX2_TUNE Controls tuning capacitor in fine DAC (offset binary) 24 6 ERFOKS External Radio Frequency Oscillator Kick Start Control Register. 0x24 read-write CTRL Kickstart Control for ERFO. 0 16