Datasheet

ManualsBrandsNXP SEMICONDUCTORS ManualsMicrocontrollers, Microprocessors & QuartzesEmbedded microcontroller QFP 80 (14x14) 16-Bit 25 MHz I/O number 59

Table Of Contents

List of Sections
Table of Contents
General Description
- Contents
- Introduction
- Features
- MC9S12DP256 112-Pin Block Diagram
- Ordering Information
Central Processing Unit (CPU)
- Contents
- Introduction
- Programming Model
- Data Types
- Addressing Modes
- Indexed Addressing Modes
- Opcodes and Operands
- Instruction Set Summary
Pinout and Signal Description
- Contents
- MC9S12DP256 Pin Assignments in 112-pin QFP
- Power Supply Pins
- Signal Descriptions
- Port Signals
System Configuration
- Contents
- Introduction
- Modules Variabilities
- MCU Variabilities
Registers
- Contents
- Register Block
Operating Modes
- Contents
- Introduction
- Operating Modes
- Background Debug Mode
- Security
Resource Mapping
- Contents
- Introduction
- Internal Resource Mapping
- Flash EEPROM mapping through internal Memory Expansion
- Miscellaneous System Control Register
- Memory Maps
Bus Control and Input/Output
- Contents
- Introduction
- Detecting Access Type from External Signals
- Stretched Bus Cycles
- PIPE Status Signals
- Registers
Resets and Interrupts
- Contents
- Introduction
- Register Map
- Exception Priority
- Maskable interrupts
- Latching of Interrupts
- Register Descriptions
- Resets
- Effects of Reset
- Register Stacking
Voltage Regulator (VREG)
- Contents
- Overview
- Features
- Block Diagram
- Functional Description
- External Pin Connection
- Reset Initialization
- Modes of Operation
Flash EEPROM 256K
- Contents
- Glossary
- Overview
- Features
- Block Diagram
- Module Memory Map
- Functional Description
- Register Descriptions
- External Pin Descriptions
- Reset Initialization
- Modes of Operation
- Low Power Options
- Interrupt Operation
EEPROM 4K
- Contents
- Glossary
- Overview
- Features
- Block Diagram
- Module Memory Map
- Functional Description
- Register Descriptions
- External Pin Descriptions
- Reset Initialization
- Modes of Operation
- Interrupt Operation
Port Integration Module
- Contents
- Overview
- Block Diagram
- External Pin Descriptions
- 80 Pin QFP bond-out version
- Register Map
- Register Descriptions
- Reset Initialization
- Functional Description
- Low Power Options
- Interrupt Operation
Clocks and Reset Generator (CRG)
- Contents
- Overview
- Features
- Block Diagram
- Register Map
- Functional Description
- Register Descriptions
- External Pin Descriptions
- Reset Initialization
- Interrupt Operation
- Low Power Options
Pulse Width Modulator (PWM)
- Contents
- Overview
- Features
- Block Diagram
- External Pin Descriptions
- Register Map
- Register Descriptions
- Functional Description
- Reset Initialization
- Modes of Operation
- Low Power Options
- Interrupt Operation
Enhanced Capture Timer (ECT)
- Contents
- Overview
- Features
- Modes of Operation
- Abbreviations
- Block Diagram
- Signal Descriptions
- Module Memory Map
- Register Quick Reference
- Register Descriptions
- Modes of Operation
- Interrupts
- Description of Interrupt Operation
Serial Communications Interface (SCI)
- Contents
- Overview
- Features
- Modes of Operation
- SCI Interface Diagram
- Block Diagram
- Signal Descriptions
- Module Memory Map
- Register Quick Reference
- Register Descriptions
- Functional Description
- Modes of Operation
- Interrupt Operation
Serial Peripheral Interface (SPI)
- Contents
- Overview
- Features
- Modes of Operation
- Block Diagram
- Signal Descriptions
- Module Memory Map
- Register Quick Reference
- Register Descriptions
- Functional Description
- Low Power Mode Options
- Errata
- Reset
- Interrupts
Inter-IC Bus (IIC)
- Contents
- Overview
- Features
- Modes of Operation
- Block Diagram
- Signal Descriptions
- Module Memory Map
- Register Quick Reference
- Register Descriptions
- I-Bus Protocol
- Interrupt Operation
- Modes of Operation
- Programming
MSCAN
- Contents
- Overview
- Features
- Block Diagram
- External Pin Descriptions
- Register Map
- Functional Description
- Register Descriptions
- Modes of Operation
- Low Power Options
- Interrupt Operation
Analog to Digital Converter
- Contents
- Overview
- Features
- Block Diagram
- Register Map
- Functional Description
- Register Descriptions
- External Pin Descriptions
- Reset Initialization
- Modes of Operation
- Sample Conversion
- General Purpose Input Ports
Byte Data Link Controller Module
- Contents
- Overview
- Features
- Block Diagram
- Register Map
- Functional Description
- Register Descriptions
- External Pin Descriptions
- Reset Initialization/Basic Operation
- Transmitting A Message
- Receiving A Message
- Transmitting An In-Frame Response (IFR)
- Receiving An In-Frame Response (IFR)
- Special BDLC Operations
- Modes of Operation
- Interrupt Operation
- Low Power Options
Background Debug Module (BDM)
- Contents
- Overview
- Interface Signals
- Registers
- Operation
- Modes of Operation
- Low-Power Options
- Interrupt Operation
Breakpoint (BKP) Module
- Contents
- Overview
- Features
- Block Diagram
- External Pin Descriptions
- Register Descriptions
- Functional Description
- Breakpoint Operating Modes
- Breakpoint Types
- Modes of Operation
- Low Power Options
- Reset Initialization
- Interrupt Operation
- General Purpose I/O Ports
Revision History
- Changes from Rev 1.0 to Rev 1.1
Glossary
Literature Updates
- Literature Distribution Centers
- Customer Focus Center
- Microcontroller Division’s Web Site

Registers

MC9S12DP256 — Revision 1.1

Registers

$021B CAN3IDAR7

Read:

AC7 AC6 AC5 AC4 AC3 AC2 AC1 AC0

CAN3

Write:

$021C CAN3IDMR4

Read:

AM7 AM6 AM5 AM4 AM3 AM2 AM1 AM0

Write:

$021D CAN3IDMR5

Read:

AM7 AM6 AM5 AM4 AM3 AM2 AM1 AM0

Write:

$021E CAN3IDMR6

Read:

AM7 AM6 AM5 AM4 AM3 AM2 AM1 AM0

Write:

$021F CAN3IDMR7

Read:

AM7 AM6 AM5 AM4 AM3 AM2 AM1 AM0

Write:

$0220 -

$022F

CAN3RXFG

Read: FOREGROUND RECEIVE BUFFER

Write:

$0230 -

$023F

CAN3TXFG

Read:

FOREGROUND TRANSMIT BUFFER

Write:

$0240 PTT

Read:

PTT7 PTT6 PTT5 PTT4 PTT3 PTT2 PTT1 PTT0

Port T

Write:

$0241 PTIT

Read: PTIT7 PTIT6 PTIT5 PTIT4 PTIT3 PTIT2 PTIT1 PTIT0

Write:

$0242 DDRT

Read:

DDRT7 DDRT7 DDRT5 DDRT4 DDRT3 DDRT2 DDRT1 DDRT0

Write:

$0243 RDRT

Read:

RDRT7 RDRT6 RDRT5 RDRT4 RDRT3 RDRT2 RDRT1 RDRT0

Write:

$0244 PERT

Read:

PERT7 PERT6 PERT5 PERT4 PERT3 PERT2 PERT1 PERT0

Write:

$0245 PPST

Read:

PPST7 PPST6 PPST5 PPST4 PPST3 PPST2 PPST1 PPST0

Write:

$0246 Reserved

Write:

$0247 Reserved

Write:

$0248 PTS

Read:

PTS7 PTS6 PTS5 PTS4 PTS3 PTS2 PTS1 PTS0

Port S

Write:

$0249 PTIS

Read: PTIS7 PTIS6 PTIS5 PTIS4 PTIS3 PTIS2 PTIS1 PTIS0

Write:

$024A DDRS

Read:

DDRS7 DDRS7 DDRS5 DDRS4 DDRS3 DDRS2 DDRS1 DDRS0

Write:

$024B RDRS

Read:

RDRS7 RDRS6 RDRS5 RDRS4 RDRS3 RDRS2 RDRS1 RDRS0

Write:

$024C PERS

Read:

PERS7 PERS6 PERS5 PERS4 PERS3 PERS2 PERS1 PERS0

Write:

$024D PPSS

Read:

PPSS7 PPSS6 PPSS5 PPSS4 PPSS3 PPSS2 PPSS1 PPSS0

Write:

$024E WOMS

Read:

WOMS7 WOMS6 WOMS5 WOMS4 WOMS3 WOMS2 WOMS1 WOMS0

Write:

$024F Reserved

Write:

Freescale Semiconductor, I

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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