参数资料
型号: MC56F8157
厂商: Electronic Theatre Controls, Inc.
英文描述: 16-BIT HYBRID CONTROLLERS
中文描述: 16位混合控制器
文件页数: 5/172页
文件大小: 2444K
代理商: MC56F8157
56F8357/56F8157 Features
56F8357 Technical Data, Rev. 8.0
Freescale Semiconductor
Preliminary
5
Part 1 Overview
1.1 56F8357/56F8157 Features
1.1.1
Hybrid Controller Core
Efficient 16-bit 56800E family hybrid controller engine with dual Harvard architecture
Up to 60 Million Instructions Per Second (MIPS) at 60 MHz 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
Table 1-1
outlines the key differences between the 56F8357 and 56F8157 devices.
Differences Between Devices
Table 1-1 Device Differences
Feature
56F8357
56F8157
Guaranteed Speed
60MHz/60 MIPS
40MHz/40 MIPS
Program RAM
4KB
Not Available
Data Flash
8KB
Not Available
PWM
2 x 6
1 x 6
CAN
1
Not Available
Quad Timer
4
2
Quadrature Decoder
2 x 4
1 x 4
Temperature Sensor
1
Not Available
Dedicated GPIO
7
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