Hitex NXP LPC2929 BLDC和步进马达控制解决方案

NXP公司的LPC2926/2927/2929是集成了ARM968E-S CPU核和工作频率高达125MHz的两个TCM区块，全速USB 2.0 OTG和器件控制器，CAN和LIN，56KB SRAM以及高达768KB闪存，外接存储器接口，三个10位ADC和多个串行和并行接口。而Hitex公司的BLDC马达控制板能驱动直流无刷马达（BLDC）和电压范围15V-24V/1A的步进马达。本文介绍了LPC2926/2927/2929主要特性和优势，方框图，以及MCEB-DC马达控制板框图，电路图和PCB元件布局图。

The LPC2926/2927/2929 combines an ARM968E-S CPU core with two integrated TCM blocks operating at frequencies of up to 125 MHz, Full-speed USB 2.0 OTG and device controller, CAN and LIN, 56 kB SRAM, up to 768 kB flash memory, external memory interface, three 10-bit ADCs, and multiple serial and parallel interfaces in a single chip targeted at consumer, industrial and communication markets. To optimize system power consumption, the LPC2926/2927/2929 has a very flexible Clock Generation Unit (CGU) that provides dynamic clock gating and scaling.

LPC2926/2927/2929主要特性和优势：

􀂄 ARM968E-S processor running at frequencies of up to 125 MHz maximum.

􀂄 Multi-layer AHB system bus at 125 MHz with four separate layers.

􀂄 On-chip memory:

􀂋 Two Tightly Coupled Memories (TCM), 32 kB Instruction TCM (ITCM), 32 kB Data TCM (DTCM).
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