MC9S08EL32 Datasheet, PDF (10/356 Pages) Freescale Semiconductor, Inc – 8-Bit HCS08 Central Processor Unit (CPU)

Section Number
Title
Page
4.5.5 Sector Erase Abort ............................................................................................................51
4.5.6 Access Errors ....................................................................................................................52
4.5.7 Block Protection ...............................................................................................................53
4.5.8 Vector Redirection ............................................................................................................53
4.5.9 Security .............................................................................................................................53
4.5.10 EEPROM Mapping ...........................................................................................................55
4.5.11 FLASH and EEPROM Registers and Control Bits ..........................................................55
Chapter 5
Resets, Interrupts, and General System Control
5.1 Introduction .....................................................................................................................................63
5.2 Features ...........................................................................................................................................63
5.3 MCU Reset ......................................................................................................................................63
5.4 Computer Operating Properly (COP) Watchdog .............................................................................64
5.5 Interrupts .........................................................................................................................................65
5.5.1 Interrupt Stack Frame .......................................................................................................66
5.5.2 Interrupt Vectors, Sources, and Local Masks ...................................................................67
5.6 Low-Voltage Detect (LVD) System ................................................................................................68
5.6.1 Power-On Reset Operation ...............................................................................................69
5.6.2 Low-Voltage Detection (LVD) Reset Operation ...............................................................69
5.6.3 Low-Voltage Warning (LVW) Interrupt Operation ...........................................................69
5.7 Reset, Interrupt, and System Control Registers and Control Bits ...................................................70
5.7.1 System Reset Status Register (SRS) .................................................................................71
5.7.2 System Background Debug Force Reset Register (SBDFR) ............................................72
5.7.3 System Options Register 1 (SOPT1) ................................................................................73
5.7.4 System Options Register 2 (SOPT2) ................................................................................74
5.7.5 System Device Identification Register (SDIDH, SDIDL) ................................................75
5.7.6 System Power Management Status and Control 1 Register (SPMSC1) ...........................76
5.7.7 System Power Management Status and Control 2 Register (SPMSC2) ...........................77
Chapter 6
Parallel Input/Output Control
6.1 Port Data and Data Direction ..........................................................................................................79
6.2 Pull-up, Slew Rate, and Drive Strength ..........................................................................................80
6.3 Pin Interrupts ...................................................................................................................................81
6.3.1 Edge Only Sensitivity .......................................................................................................81
6.3.2 Edge and Level Sensitivity ...............................................................................................81
6.3.3 Pull-up/Pull-down Resistors .............................................................................................82
6.3.4 Pin Interrupt Initialization .................................................................................................82
6.4 Pin Behavior in Stop Modes ............................................................................................................82
6.5 Parallel I/O and Pin Control Registers ............................................................................................82
6.5.1 Port A Registers ................................................................................................................83
MC9S08EL32 Series and MC9S08SL16 Series Data Sheet, Rev. 3
10
Freescale Semiconductor