基于nRF24L01的色选机无线数据传输系统设计

摘要

Wireless data transmission system of color sorter can help assemble quickly and connect sorters to be a net and realize management together.The system adopts low power wireless digital transmission chip—nRF24L01,and LPC1768 as microprocessor to do high speed data transmission between systems.This paper introduces structure and hardware design of wireless unit.According to sorter functions demands,designs protocol structure and software of wireless data transmission.Through experiment testing,the wireless data transmission system running stable and reliable.It has high practicability and reduces line fault probability of sorter.It helps improve intelligent of color sorter.%色选机的无线数据传输系统可实现快速布局，也可将多台色选机组网进行统一管理。该系统采用高速低功耗的nRF24L01作为无线收发器，采用LPC1768作为微处理器，实现系统间数据的高速传输。该文详细论述了无线单元的组成结构及硬件设计，根据色选机功能系统需求设计无线传输协议架构，并进行了相应的软件设计。通过实验验证，该无线数据传输系统性能良好，实用性较强，降低了因线路问题引发色选机故障的概率，进一步提高了色选机的智能化。