MC9S08QD4_07 Datasheet, PDF (12/202 Pages) Freescale Semiconductor, Inc – 8-Bit HCS08 Central Processor Unit (CPU)

8.3.2 Status and Control Register 2 (ADCSC2) ......................................................................103
8.3.3 Data Result High Register (ADCRH) .............................................................................104
8.3.4 Data Result Low Register (ADCRL) ..............................................................................104
8.3.5 Compare Value High Register (ADCCVH) ....................................................................105
8.3.6 Compare Value Low Register (ADCCVL) .....................................................................105
8.3.7 Configuration Register (ADCCFG) ................................................................................105
8.3.8 Pin Control 1 Register (APCTL1) ..................................................................................107
8.3.9 Pin Control 2 Register (APCTL2) ..................................................................................108
8.3.10 Pin Control 3 Register (APCTL3) ..................................................................................109
8.4 Functional Description ..................................................................................................................110
8.4.1 Clock Select and Divide Control ....................................................................................110
8.4.2 Input Select and Pin Control ...........................................................................................111
8.4.3 Hardware Trigger ............................................................................................................ 111
8.4.4 Conversion Control ......................................................................................................... 111
8.4.5 Automatic Compare Function .........................................................................................114
8.4.6 MCU Wait Mode Operation ............................................................................................114
8.4.7 MCU Stop3 Mode Operation ..........................................................................................114
8.4.8 MCU Stop1 and Stop2 Mode Operation .........................................................................115
8.5 Initialization Information ..............................................................................................................115
8.5.1 ADC Module Initialization Example .............................................................................115
8.6 Application Information ................................................................................................................117
8.6.1 External Pins and Routing ..............................................................................................117
8.6.2 Sources of Error ..............................................................................................................119
Chapter 9
Internal Clock Source (S08ICSV1)
9.1 Introduction ...................................................................................................................................123
9.1.1 ICS Configuration Information .......................................................................................123
9.1.2 Features ...........................................................................................................................125
9.1.3 Modes of Operation ........................................................................................................125
9.1.4 Block Diagram ................................................................................................................126
9.2 External Signal Description ..........................................................................................................127
9.3 Register Definition ........................................................................................................................127
9.3.1 ICS Control Register 1 (ICSC1) .....................................................................................127
9.3.2 ICS Control Register 2 (ICSC2) .....................................................................................128
9.3.3 ICS Trim Register (ICSTRM) .........................................................................................129
9.3.4 ICS Status and Control (ICSSC) .....................................................................................129
9.4 Functional Description ..................................................................................................................130
9.4.1 Operational Modes ..........................................................................................................130
9.4.2 Mode Switching ..............................................................................................................132
9.4.3 Bus Frequency Divider ...................................................................................................132
9.4.4 Low Power Bit Usage .....................................................................................................133
9.4.5 Internal Reference Clock ................................................................................................133
9.4.6 Optional External Reference Clock ................................................................................133
9.4.7 Fixed Frequency Clock ...................................................................................................134
MC9S08QD4 Series MCU Data Sheet, Rev. 3
12
Freescale Semiconductor