Renesas RX100 Series User Manual page 26

26.3.11 Programmable Gain Amplifier ................................................................................................. 877
26.4 Interrupt Sources and DTC Transfer Requests .................................................................................. 878
26.4.1 Interrupt Requests ..................................................................................................................... 878
26.5 Allowable Impedance of Signal Source ............................................................................................ 878
26.6 Usage Notes ....................................................................................................................................... 879
26.6.1 Notes on Reading Data Registers ............................................................................................. 879
26.6.2 Notes on Stopping A/D Conversion ......................................................................................... 879
26.6.3 A/D Conversion Restarting Timing and Termination Timing ................................................. 880
26.6.4 Notes on Scan End Interrupt Handling ..................................................................................... 880
26.6.5 Module Stop Function Setting .................................................................................................. 880
26.6.6 Notes on Entering Low Power Consumption States ................................................................ 880
26.6.7 Notes on Canceling Software Standby Mode ........................................................................... 880
26.6.8 Error in Absolute Accuracy When Disconnection Detection Assistance is in Use .................. 880
26.6.9 Voltage Range of Analog Power Supply Pins .......................................................................... 881
26.6.10 Notes on Board Design ............................................................................................................. 881
26.6.11 Notes on Noise Prevention ....................................................................................................... 882
27. D/A Converter for Generating Comparator C Reference Voltage (DA) ........................................ 883
27.1 Overview ........................................................................................................................................... 883
27.2 Register Descriptions ......................................................................................................................... 884
27.2.1 D/A Data Register 0 (DADR0) ................................................................................................ 884
27.2.2 D/A Control Register (DACR) ................................................................................................. 885
27.2.3 Data Register Format Select Register (DADPR) ..................................................................... 885
27.3 Operation ........................................................................................................................................... 886
27.4 Usage Notes ....................................................................................................................................... 887
27.4.1 Module Stop Function Setting .................................................................................................. 887
27.4.2 Operation of the D/A Converter in Module Stop State ............................................................ 887
27.4.3 Operation of the D/A Converter in Software Standby Mode ................................................... 887
27.4.4 Setting the D/A Converter ........................................................................................................ 887
28. Comparator C (CMPC) ................................................................................................................ 888
28.1 Overview ........................................................................................................................................... 888
28.2 Register Descriptions ......................................................................................................................... 891
28.2.1 Comparator Control Register (CMPCTL) ................................................................................ 891
28.2.2 Comparator Input Select Register (CMPSEL0) ....................................................................... 892
28.2.3 Comparator Reference Voltage Select Register (CMPSEL1) .................................................. 893
28.2.4 Comparator Output Monitor Register (CMPMON) ................................................................. 894
28.2.5 Comparator External Output Enable Register (CMPIOC) ....................................................... 894
28.3 Operation ........................................................................................................................................... 895
28.3.1 Comparator Operation Example ............................................................................................... 895
28.3.2 Noise Filter ............................................................................................................................... 896
28.3.3 Interrupts ................................................................................................................................... 897
28.3.4 Comparator Pin Output ............................................................................................................. 897