HCS08 datasheet(12/374 Pages) NXP

12 / 374 page

MC9S08JM60 Series Data Sheet, Rev. 5

Freescale Semiconductor

Chapter 8

5 V Analog Comparator (S08ACMPV2)

8.1

Introduction ...................................................................................................................................119

8.1.1 ACMP Configuration Information ..................................................................................119

8.1.2 ACMP/TPM Configuration Information ........................................................................119

8.1.3 Features ...........................................................................................................................121

8.1.4 Modes of Operation ........................................................................................................121

8.1.5 Block Diagram ................................................................................................................121

8.2

External Signal Description ..........................................................................................................122

8.3

Memory Map ................................................................................................................................122

8.3.1 Register Descriptions ......................................................................................................122

8.4

Functional Description ..................................................................................................................124

Chapter 9

Keyboard Interrupt (S08KBIV2)

9.1

Introduction ...................................................................................................................................125

9.1.1 Features ...........................................................................................................................127

9.1.2 Modes of Operation ........................................................................................................127

9.1.3 Block Diagram ................................................................................................................127

9.2

External Signal Description ..........................................................................................................128

9.3

Register Definition ........................................................................................................................128

9.3.1 KBI Status and Control Register (KBISC) .....................................................................128

9.3.2 KBI Pin Enable Register (KBIPE) ..................................................................................129

9.3.3 KBI Edge Select Register (KBIES) ................................................................................129

9.4

Functional Description ..................................................................................................................130

9.4.1 Edge Only Sensitivity .....................................................................................................130

9.4.2 Edge and Level Sensitivity .............................................................................................130

9.4.3 KBI Pullup/Pulldown Resistors ......................................................................................131

9.4.4 KBI Initialization ............................................................................................................131

Chapter 10

Analog-to-Digital Converter (S08ADC12V1)

10.1 Overview .......................................................................................................................................133

10.1.1 Module Configurations ...................................................................................................133

10.1.2 Low-Power Mode Operation ..........................................................................................135

10.1.3 Features ...........................................................................................................................137

10.1.4 ADC Module Block Diagram .........................................................................................137

10.2 External Signal Description ..........................................................................................................138

10.2.1 Analog Power (VDDAD) ..................................................................................................139

10.2.2 Analog Ground (VSSAD) .................................................................................................139

10.2.3 Voltage Reference High (VREFH) ...................................................................................139

10.2.4 Voltage Reference Low (VREFL) ....................................................................................139

10.2.5 Analog Channel Inputs (ADx) ........................................................................................139

10.3 Register Definition ........................................................................................................................139

10.3.1 Status and Control Register 1 (ADCSC1) ......................................................................139

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