NXP Semiconductors MC9S08LG16, Reference Manual

Page: 9 / 373

MC9S08LG32 MCU Series, Rev. 5
Freescale Semiconductor 9
Contents
Section Number Title Page
Chapter 1
Device Overview
1.1 Devices in the MC9S08LG32 Series ...............................................................................................21
1.2 MCU Block Diagram .......................................................................................................................22
1.3 System Clock Distribution ...............................................................................................................24
Chapter 2
Pins and Connections
2.1 Introduction ......................................................................................................................................27
2.2 Device Pin Assignment ....................................................................................................................27
2.3 Recommended System Connections ................................................................................................31
2.3.1 Power ................................................................................................................................33
2.3.2 Oscillator ...........................................................................................................................33
2.3.3 RESET ..............................................................................................................................34
2.3.4 Background / Mode Select (BKGD/MS) ..........................................................................34
2.3.5 IRQ ....................................................................................................................................35
2.3.6 LCD Pins ...........................................................................................................................35
2.3.7 General-Purpose I/O (GPIO) and Peripheral Ports ...........................................................36
Chapter 3
Modes of Operation
3.1 Introduction ......................................................................................................................................41
3.2 Features ............................................................................................................................................41
3.3 Run Mode.........................................................................................................................................41
3.4 Active Background Mode ................................................................................................................41
3.5 Wait Mode ........................................................................................................................................42
3.6 Stop Modes.......................................................................................................................................43
3.6.1 Stop2 Mode .......................................................................................................................43
3.6.2 Stop3 Mode .......................................................................................................................44
3.6.3 Active BDM Enabled in Stop Mode .................................................................................45
3.6.4 LVD Enabled in Stop Mode ..............................................................................................45
3.7 Mode Selection.................................................................................................................................45
3.7.1 On-Chip Peripheral Modules in Stop Modes ....................................................................48
Chapter 4
Memory
4.1 Introduction ......................................................................................................................................49