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

$0250 PTM

Read:

PTM7 PTM6 PTM5 PTM4 PTM3 PTM2 PTM1 PTM0

Port M

Write:

$0251 PTIM

Read: PTIM7 PTIM6 PTIM5 PTIM4 PTIM3 PTIM2 PTIM1 PTIM0

Write:

$0252 DDRM

Read:

DDRM7 DDRM7 DDRM5 DDRM4 DDRM3 DDRM2 DDRM1 DDRM0

Write:

$0253 RDRM

Read:

RDRM7 RDRM6 RDRM5 RDRM4 RDRM3 RDRM2 RDRM1 RDRM0

Write:

$0254 PERM

Read:

PERM7 PERM6 PERM5 PERM4 PERM3 PERM2 PERM1 PERM0

Write:

$0255 PPSM

Read:

PPSM7 PPSM6 PPSM5 PPSM4 PPSM3 PPSM2 PPSM1 PPSM0

Write:

$0256 WOMM

Read:

WOMM7 WOMM6 WOMM5 WOMM4 WOMM3 WOMM2 WOMM1 WOMM0

Write:

$0257 Reserved

Write:

$0258 PTP

Read:

PTP7 PTP6 PTP5 PTP4 PTP3 PTP2 PTP1 PTP0

Port P

Write:

$0259 PTIP

Read: PTIP7 PTIP6 PTIP5 PTIP4 PTIP3 PTIP2 PTIP1 PTIP0

Write:

$025A DDRP

Read:

DDRP7 DDRP7 DDRP5 DDRP4 DDRP3 DDRP2 DDRP1 DDRP0

Write:

$025B RDRP

Read:

RDRP7 RDRP6 RDRP5 RDRP4 RDRP3 RDRP2 RDRP1 RDRP0

Write:

$025C PERP

Read:

PERP7 PERP6 PERP5 PERP4 PERP3 PERP2 PERP1 PERP0

Write:

$025D PPSP

Read:

PPSP7 PPSP6 PPSP5 PPSP4 PPSP3 PPSP2 PPSP1 PPSS0

Write:

$025E PIEP

Read:

PIEP7 PIEP6 PIEP5 PIEP4 PIEP3 PIEP2 PIEP1 PIEP0

Write:

$025F PIFP

Read:

PIFP7 PIFP6 PIFP5 PIFP4 PIFP3 PIFP2 PIFP1 PIFP0

Write:

$0260 PTH

Read:

PTH7 PTH6 PTH5 PTH4 PTH3 PTH2 PTH1 PTH0

Port H

Write:

$0261 PTIH

Read: PTIH7 PTIH6 PTIH5 PTIH4 PTIH3 PTIH2 PTIH1 PTIH0

Write:

$0262 DDRH

Read:

DDRH7 DDRH7 DDRH5 DDRH4 DDRH3 DDRH2 DDRH1 DDRH0

Write:

$0263 RDRH

Read:

RDRH7 RDRH6 RDRH5 RDRH4 RDRH3 RDRH2 RDRH1 RDRH0

Write:

$0264 PERH

Read:

PERH7 PERH6 PERH5 PERH4 PERH3 PERH2 PERH1 PERH0

Write:

$0265 PPSH

Read:

PPSH7 PPSH6 PPSH5 PPSH4 PPSH3 PPSH2 PPSH1 PPSH0

Write:

$0266 PIEH

Read:

PIEH7 PIEH6 PIEH5 PIEH4 PIEH3 PIEH2 PIEH1 PIEH0

Write:

Freescale Semiconductor, I

Freescale Semiconductor, Inc.

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