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Microchip公司的dsPIC33E系列是集成了70 MIPS dsPIC DSC 核的数字信号控制器(DSC),集成了DSP和增强的片上外设,非常适合高性能的通用应用如控制无刷DC马达.永磁马达,步进马达和交流电机.本文介绍了dsPIC33E系列主要特性, dsPIC33E系列Explorer 16开发板主要特性和框图,电路图和材料清单.
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Microchip公司的dsPIC33E系列是集成了70 MIPS dsPIC® DSC 核的数字信号控制器(DSC),集成了DSP和增强的片上外设,非常适合高性能的通用应用如控制无刷DC马达.永磁马达,步进马达和交流电机.本文介绍了dsPIC33E系列主要特性, dsPIC33E系列Explorer 16开发板主要特性和框图,电路图和材料清单.
Microchip’s dsPIC33E family of digital signal controllers (DSCs) features a 70 MIPS dsPIC® DSC core with integrated DSP and enhanced on-chip peripherals. These DSCs enable the design of high-performance, precision motor control systems that are more energy efficient, quieter in operation, have a great range and extended life. They can be used to control brushless DC, permanent magnet synchronous, AC induction and stepper motors. These devices are also ideal for high-performance general purpose applications.
dsPIC33E系列主要特性:
Operating Conditions
3.0V to 3.6V, -40℃ to +85℃, up to 70 MIPS
3.0V to 3.6V, -40℃ to +125℃, up to 60 MIPS
Core: 16-Bit dsPIC33E CPU
Code-Efficient (C and Assembly) Architecture
Two 40-Bit Wide Accumulators
Single-Cycle (MAC/MPY) with Dual Data Fetch
Single-Cycle Mixed-Sign MUL plus Hardware Divide
32-Bit Multiply Support
High-Speed PWM
Up to 12 PWM Outputs (six generators)
Primary Master Time Base Inputs allow Time Base Synchronization from Internal/External Sources
Dead Time for Rising and Falling Edges
7.14 ns PWM Resolution
PWM Support for:
DC/DC, AC/DC, Inverters, PFC, Lighting
BLDC, PMSM, ACIM, SRM
Programmable Fault Inputs
Flexible Trigger Configurations for ADC Conversions
Supports PWM Lock, PWM Output Chopping and Dynamic Phase Shifting
Advanced Analog Features
Two Independent ADC modules:
Configurable as 10-bit, 1.1 Msps with four S&H or 12-bit, 500 ksps with one S&H
11, 13, 18, 30 or 49 analog inputs
Flexible and Independent ADC Trigger Sources
Up to Four Op Amp/Comparators with Direct Connection to the ADC module:
Additional dedicated comparator
Pr...
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