56F8014 datasheet(5/124 Pages) FREESCALE

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56F8014 Features

56F8014 Technical Data, Rev. 3

Freescale Semiconductor

Preliminary

Part 1 Overview

1.1 56F8014 Features

1.1.1

Digital Signal Controller Core

•

Efficient 16-bit 56800E family Digital Signal Controller (DSC) engine with dual Harvard architecture

•

As many as 32 Million Instructions Per Second (MIPS) at 32MHz core frequency

•

Single-cycle 16

× 16-bit parallel Multiplier-Accumulator (MAC)

•

Four 36-bit accumulators, including extension bits

•

Arithmetic and logic multi-bit shifter

•

Parallel instruction set with unique DSP addressing modes

•

Hardware DO and REP loops

•

Three internal address buses

•

Four internal data buses

•

Instruction set supports both DSP and controller functions

•

Controller-style addressing modes and instructions for compact code

•

Efficient C compiler and local variable support

•

Software subroutine and interrupt stack with depth limited only by memory

•

JTAG/EOnCE debug programming interface

1.1.2

Memory

•

Harvard architecture permits as many as three simultaneous accesses to program and data memory

•

Flash security and protection

•

On-chip memory, including a low-cost, high-volume Flash solution

— 16KB of Program Flash

— 4KB of Unified Data/Program RAM

•

EEPROM emulation capability

1.1.3

Peripheral Circuits for 56F8014

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One Pulse Width Modulator (PWM) module with five PWM outputs and three Fault inputs; fault-tolerant

design with dead time insertion; supports both center-aligned and edge-aligned modes

•

One eight-input, 12-bit, Analog-to-Digital Converter (ADC), which support two simultaneous conversions

with dual, 4-pin multiplexed inputs; ADC and PWM modules can be synchronized through Timer Channels

2 and 3

•

One 16-bit Quad Timer module (TMR) totaling four pins: Timer works in conjunction with the PWM and

ADC

•

One Serial Communication Interface (SCI) with LIN Slave functionality

•

One Serial Peripheral Interface (SPI)

•

Computer Operating Properly (COP)/Watchdog timer

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