MC9S08AC60 Datasheet, PDF (10/348 Pages) Freescale Semiconductor, Inc – Microcontrollers

Section Number
Title
Page
4.2 Register Addresses and Bit Assignments ........................................................................................44
4.3 RAM ................................................................................................................................................50
4.4 FLASH ............................................................................................................................................51
4.4.1 Features .............................................................................................................................51
4.4.2 Program and Erase Times .................................................................................................51
4.4.3 Program and Erase Command Execution .........................................................................52
4.4.4 Burst Program Execution ..................................................................................................53
4.4.5 Access Errors ....................................................................................................................55
4.4.6 FLASH Block Protection ..................................................................................................55
4.4.7 Vector Redirection ............................................................................................................56
4.5 Security ............................................................................................................................................56
4.6 FLASH Registers and Control Bits .................................................................................................57
4.6.1 FLASH Clock Divider Register (FCDIV) ........................................................................57
4.6.2 FLASH Options Register (FOPT and NVOPT) ................................................................59
4.6.3 FLASH Configuration Register (FCNFG) ........................................................................59
4.6.4 FLASH Protection Register (FPROT and NVPROT) .......................................................61
4.6.5 FLASH Status Register (FSTAT) ......................................................................................61
4.6.6 FLASH Command Register (FCMD) ...............................................................................62
Chapter 5
Resets, Interrupts, and System Configuration
5.1 Introduction .....................................................................................................................................65
5.2 Features ...........................................................................................................................................65
5.3 MCU Reset ......................................................................................................................................65
5.4 Computer Operating Properly (COP) Watchdog .............................................................................66
5.5 Interrupts .........................................................................................................................................67
5.5.1 Interrupt Stack Frame .......................................................................................................68
5.5.2 External Interrupt Request (IRQ) Pin ...............................................................................69
5.5.3 Interrupt Vectors, Sources, and Local Masks ....................................................................69
5.6 Low-Voltage Detect (LVD) System ................................................................................................71
5.6.1 Power-On Reset Operation ...............................................................................................71
5.6.2 LVD Reset Operation ........................................................................................................71
5.6.3 LVD Interrupt Operation ...................................................................................................71
5.6.4 Low-Voltage Warning (LVW) ...........................................................................................71
5.7 Real-Time Interrupt (RTI) ...............................................................................................................71
5.8 MCLK Output .................................................................................................................................72
5.9 Reset, Interrupt, and System Control Registers and Control Bits ...................................................72
5.9.1 Interrupt Pin Request Status and Control Register (IRQSC) ............................................73
5.9.2 System Reset Status Register (SRS) .................................................................................74
5.9.3 System Background Debug Force Reset Register (SBDFR) ............................................75
5.9.4 System Options Register (SOPT) .....................................................................................75
5.9.5 System MCLK Control Register (SMCLK) .....................................................................76
MC9S08AC60 Series Data Sheet, Rev. 2
10
Freescale Semiconductor