MC9S08SG8 Datasheet, PDF (10/310 Pages) Freescale Semiconductor, Inc – Microcontrollers

Section Number
Title
Page
4.5.5 Access Errors ....................................................................................................................51
4.5.6 FLASH Block Protection ..................................................................................................51
4.5.7 Vector Redirection ............................................................................................................52
4.6 Security ............................................................................................................................................52
4.7 FLASH Registers and Control Bits .................................................................................................53
4.7.1 FLASH Clock Divider Register (FCDIV) ........................................................................54
4.7.2 FLASH Options Register (FOPT and NVOPT) ................................................................55
4.7.3 FLASH Configuration Register (FCNFG) ........................................................................56
4.7.4 FLASH Protection Register (FPROT and NVPROT) .......................................................56
4.7.5 FLASH Status Register (FSTAT) ......................................................................................57
4.7.6 FLASH Command Register (FCMD) ...............................................................................58
Chapter 5
Resets, Interrupts, and General System Control
5.1 Introduction .....................................................................................................................................59
5.2 Features ...........................................................................................................................................59
5.3 MCU Reset ......................................................................................................................................59
5.4 Computer Operating Properly (COP) Watchdog .............................................................................60
5.5 Interrupts .........................................................................................................................................61
5.5.1 Interrupt Stack Frame .......................................................................................................62
5.5.2 Interrupt Vectors, Sources, and Local Masks ....................................................................63
5.6 Low-Voltage Detect (LVD) System ................................................................................................65
5.6.1 Power-On Reset Operation ...............................................................................................65
5.6.2 Low-Voltage Detection (LVD) Reset Operation ...............................................................65
5.6.3 Low-Voltage Warning (LVW) Interrupt Operation ...........................................................65
5.7 Reset, Interrupt, and System Control Registers and Control Bits ...................................................65
5.7.1 System Reset Status Register (SRS) .................................................................................66
5.7.2 System Background Debug Force Reset Register (SBDFR) ............................................67
5.7.3 System Options Register 1 (SOPT1) ................................................................................68
5.7.4 System Options Register 2 (SOPT2) ................................................................................69
5.7.5 System Device Identification Register (SDIDH, SDIDL) ................................................70
5.7.6 System Power Management Status and Control 1 Register (SPMSC1) ...........................71
5.7.7 System Power Management Status and Control 2 Register (SPMSC2) ...........................72
Chapter 6
Parallel Input/Output Control
6.1 Port Data and Data Direction ..........................................................................................................73
6.2 Pull-up, Slew Rate, and Drive Strength ...........................................................................................74
6.3 Ganged Output ................................................................................................................................75
6.4 Pin Interrupts ...................................................................................................................................76
6.4.1 Edge Only Sensitivity .......................................................................................................76
6.4.2 Edge and Level Sensitivity ................................................................................................76
MC9S08SG8 MCU Series Data Sheet, Rev. 0
10
Freescale Semiconductor