S9S08QD4J1VSC Datasheet, PDF (12/198 Pages) Freescale Semiconductor, Inc – MC9S08QD4 Series Features

8.3.2 Status and Control Register 2 (ADCSC2) ......................................................................101
8.3.3 Data Result High Register (ADCRH) .............................................................................102
8.3.4 Data Result Low Register (ADCRL) ..............................................................................102
8.3.5 Compare Value High Register (ADCCVH) ....................................................................103
8.3.6 Compare Value Low Register (ADCCVL) .....................................................................103
8.3.7 Configuration Register (ADCCFG) ................................................................................103
8.3.8 Pin Control 1 Register (APCTL1) ..................................................................................105
8.3.9 Pin Control 2 Register (APCTL2) ..................................................................................106
8.3.10 Pin Control 3 Register (APCTL3) ..................................................................................107
8.4 Functional Description ..................................................................................................................108
8.4.1 Clock Select and Divide Control ....................................................................................108
8.4.2 Input Select and Pin Control ...........................................................................................109
8.4.3 Hardware Trigger ............................................................................................................109
8.4.4 Conversion Control .........................................................................................................109
8.4.5 Automatic Compare Function .........................................................................................112
8.4.6 MCU Wait Mode Operation ............................................................................................112
8.4.7 MCU Stop3 Mode Operation ..........................................................................................112
8.4.8 MCU Stop1 and Stop2 Mode Operation .........................................................................113
8.5 Initialization Information ..............................................................................................................113
8.5.1 ADC Module Initialization Example .............................................................................113
8.6 Application Information ................................................................................................................115
8.6.1 External Pins and Routing ..............................................................................................115
8.6.2 Sources of Error ..............................................................................................................117
Chapter 9
Internal Clock Source (S08ICSV1)
9.1 Introduction ...................................................................................................................................121
9.1.1 ICS Configuration Information .......................................................................................121
9.1.2 Features ...........................................................................................................................123
9.1.3 Modes of Operation ........................................................................................................123
9.1.4 Block Diagram ................................................................................................................124
9.2 External Signal Description ..........................................................................................................125
9.3 Register Definition ........................................................................................................................125
9.3.1 ICS Control Register 1 (ICSC1) .....................................................................................125
9.3.2 ICS Control Register 2 (ICSC2) .....................................................................................126
9.3.3 ICS Trim Register (ICSTRM) .........................................................................................127
9.3.4 ICS Status and Control (ICSSC) .....................................................................................127
9.4 Functional Description ..................................................................................................................128
9.4.1 Operational Modes ..........................................................................................................128
9.4.2 Mode Switching ..............................................................................................................130
9.4.3 Bus Frequency Divider ...................................................................................................130
9.4.4 Low Power Bit Usage .....................................................................................................131
9.4.5 Internal Reference Clock ................................................................................................131
9.4.6 Optional External Reference Clock ................................................................................131
9.4.7 Fixed Frequency Clock ...................................................................................................132
MC9S08QD4 Series MCU Data Sheet, Rev. 6
12
Freescale Semiconductor