Datasheet

Rev. 3.00 Mar 17, 2006 page xxvii of l
Section 16 A/D Converter................................................................................................. 741
16.1 Features............................................................................................................................. 741
16.2 Input/Output Pins.............................................................................................................. 743
16.3 Register Descriptions........................................................................................................ 744
16.3.1 A/D Data Registers A to H (ADDRA to ADDRH).............................................. 744
16.3.2 A/D Control/Status Register (ADCSR) ............................................................... 746
16.3.3 A/D Control Register (ADCR) ............................................................................ 750
16.4 Operation .......................................................................................................................... 752
16.4.1 Single Mode......................................................................................................... 752
16.4.2 Scan Mode ........................................................................................................... 752
16.4.3 Input Sampling and A/D Conversion Time ......................................................... 753
16.4.4 External Trigger Input Timing............................................................................. 756
16.5 Interrupt Source ................................................................................................................ 756
16.6 A/D Conversion Accuracy Definitions ............................................................................. 757
16.7 Usage Notes ...................................................................................................................... 759
16.7.1 Module Stop Mode Setting.................................................................................. 759
16.7.2 Permissible Signal Source Impedance................................................................. 759
16.7.3 Influences on Absolute Precision......................................................................... 760
16.7.4 Setting Range of Analog Power Supply and Other Pins...................................... 760
16.7.5 Notes on Board Design........................................................................................ 760
16.7.6 Notes on Noise Countermeasures ........................................................................ 761
Section 17 D/A Converter................................................................................................. 763
17.1 Features............................................................................................................................. 763
17.2 Input/Output Pins.............................................................................................................. 765
17.3 Register Descriptions........................................................................................................ 765
17.3.1 D/A Data Registers 0 to 3 (DADR0 to DADR3)................................................. 765
17.3.2 D/A Control Registers 01 and 23 (DACR01, DACR23) ..................................... 766
17.4 Operation .......................................................................................................................... 769
17.5 Usage Notes ...................................................................................................................... 770
17.5.1 Setting for Module Stop Mode............................................................................. 770
17.5.2 D/A Output Hold Function in Software Standby Mode....................................... 770
Section 18 RAM .................................................................................................................. 771
Section 19 Flash Memory (F-ZTAT Version) ............................................................ 773
19.1 Features............................................................................................................................. 773
19.2 Mode Transitions .............................................................................................................. 774
19.3 Block Configuration.......................................................................................................... 778
19.4 Input/Output Pins.............................................................................................................. 781
19.5 Register Descriptions........................................................................................................ 781