MC9S08RC8 Datasheet, PDF (8/234 Pages) Freescale Semiconductor, Inc – Microcontrollers

Section Number
Title
Page
Chapter 4
Memory
4.1 MC9S08RC/RD/RE/RG Memory Map ..........................................................................................35
4.1.1 Reset and Interrupt Vector Assignments ........................................................................36
4.2 Register Addresses and Bit Assignments ........................................................................................38
4.3 RAM ................................................................................................................................................42
4.4 FLASH ............................................................................................................................................42
4.4.1 Features ...........................................................................................................................43
4.4.2 Program and Erase Times ...............................................................................................43
4.4.3 Program and Erase Command Execution .......................................................................44
4.4.4 Burst Program Execution ...............................................................................................45
4.4.5 Access Errors ..................................................................................................................46
4.4.6 FLASH Block Protection ...............................................................................................47
4.4.7 Vector Redirection ..........................................................................................................48
4.5 Security ............................................................................................................................................48
4.6 FLASH Registers and Control Bits .................................................................................................49
4.6.1 FLASH Clock Divider Register (FCDIV) ......................................................................49
4.6.2 FLASH Options Register (FOPT and NVOPT) .............................................................51
4.6.3 FLASH Configuration Register (FCNFG) .....................................................................51
4.6.4 FLASH Protection Register (FPROT and NVPROT) ....................................................52
4.6.5 FLASH Status Register (FSTAT) ...................................................................................54
4.6.6 FLASH Command Register (FCMD) ............................................................................55
Chapter 5
Resets, Interrupts, and System Configuration
5.1 Introduction .....................................................................................................................................57
5.2 Features ...........................................................................................................................................57
5.3 MCU Reset ......................................................................................................................................57
5.4 Computer Operating Properly (COP) Watchdog .............................................................................58
5.5 Interrupts .........................................................................................................................................58
5.5.1 Interrupt Stack Frame .....................................................................................................59
5.5.2 External Interrupt Request (IRQ) Pin .............................................................................60
5.5.2.1 Pin Configuration Options ..............................................................................60
5.5.2.2 Edge and Level Sensitivity ..............................................................................61
5.5.3 Interrupt Vectors, Sources, and Local Masks .................................................................61
5.6 Low-Voltage Detect (LVD) System ................................................................................................62
5.6.1 Power-On Reset Operation .............................................................................................63
5.6.2 LVD Reset Operation .....................................................................................................63
5.6.3 LVD Interrupt and Safe State Operation ........................................................................63
5.6.4 Low-Voltage Warning (LVW) ........................................................................................63
5.7 Real-Time Interrupt (RTI) ...............................................................................................................64
MC9S08RC/RD/RE/RG Data Sheet, Rev. 1.11
8
Freescale Semiconductor