NXP MPC574xP系列32位MCU马达控制方案

NXP公司的MPC574xP系列是32位嵌入Power Architecture® MCU,满足汽车和工业安全应用的最高级安全标准.工作频率高达200MHz,嵌入浮点单元,支持安全标准ISO 26262 / ASIL D,集成了32路eDMA和4x12位模数转换器(ADC),带误码修正(ECC)多达2.5MB闪存和384KB SRAM,以及包括3 x FlexCAN, 2 x LINFlexD, 4 x DSPI, 4 x SENT在内的通信协议,支持LFAST SIPI, 双路FlexRay控制器和以太网.本文介绍了MPC574xP系列主要特性,框图,MPC5744P马达控制板主要特性,框图和电路图.
The MPC574xP MCU family features a 32-bit embedded Power Architecture®. It meets the highest functional safety standards for automotive and industrial functional safety applications.
Integrated safety architecture minimizes additional software and development churn Programmable Fault Collection and Control Unit (FCCU) monitors the integrity status of the device and provides flexible safe state control.
End-to-End Error Correcting Code (e2eECC) improves fault tolerance and detection.Part of the SafeAssure® program, helping manufacturers achieve functional safety standard compliance.
MPC574xP系列主要特性:
Main Features
2 x e200z4 in delayed lock step operating up to 200 MHz
Embedded floating point unit
Built to support functional safety (ISO 26262 / ASIL D)
32-channel eDMA in delayed lockstep
4 x 12 bit analog-to-digital converters (ADC), each with 16 channelsUltra-Reliable MCUs
Memory Capability
Up to 2.5 MB flash memory w/ error code correction (ECC)
Up to 384 KB of total SRAM w/ECC
Communication Protocols
3 x FlexCAN
2 x LINFlexD
4 x DSPI
4 x SENT
LFAST SIPI support
Dual-channel FlexRay™ controller
Ethernet
Additional Features
Aurora debug and trace support
144-pin LQFP package
257-pin PBGA package

图1.MPC574xP系列框图
MPC5744P马达控制板

图2.MPC5744P马达控制板外形图
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