MC9S08SG8 Datasheet, PDF (9/310 Pages) Freescale Semiconductor, Inc – Microcontrollers

Contents
Section Number
Title
Page
Chapter 1
Device Overview
1.1 Devices in the MC9S08SG8 Series .................................................................................................19
1.2 MCU Block Diagram ......................................................................................................................20
1.3 System Clock Distribution ..............................................................................................................22
Chapter 2
Pins and Connections
2.1 Device Pin Assignment ...................................................................................................................23
2.2 Recommended System Connections ...............................................................................................25
2.2.1 Power ................................................................................................................................25
2.2.2 Oscillator (XOSC) ............................................................................................................26
2.2.3 RESET Pin ........................................................................................................................26
2.2.4 Background / Mode Select (BKGD/MS) ..........................................................................27
2.2.5 General-Purpose I/O and Peripheral Ports ........................................................................27
Chapter 3
Modes of Operation
3.1 Introduction .....................................................................................................................................31
3.2 Features ...........................................................................................................................................31
3.3 Run Mode ........................................................................................................................................31
3.4 Active Background Mode ................................................................................................................31
3.5 Wait Mode .......................................................................................................................................32
3.6 Stop Modes ......................................................................................................................................32
3.6.1 Stop3 Mode .......................................................................................................................33
3.6.2 Stop2 Mode .......................................................................................................................34
3.6.3 On-Chip Peripheral Modules in Stop Modes ....................................................................34
Chapter 4
Memory
4.1 MC9S08SG8 Memory Map ............................................................................................................37
4.2 Reset and Interrupt Vector Assignments .........................................................................................38
4.3 Register Addresses and Bit Assignments ........................................................................................39
4.4 RAM ................................................................................................................................................46
4.5 FLASH ............................................................................................................................................46
4.5.1 Features .............................................................................................................................47
4.5.2 Program and Erase Times .................................................................................................47
4.5.3 Program and Erase Command Execution .........................................................................48
4.5.4 Burst Program Execution ..................................................................................................49
MC9S08SG8 MCU Series Data Sheet, Rev. 0
Freescale Semiconductor
9