| 基于SPI总线技术的同步422接口设计 |
| |
| 引用本文： | 谢俊聃,曹剑中.基于SPI总线技术的同步422接口设计[J].电子技术应用,2010,36(8). |
| |
| 作者姓名： | 谢俊聃 曹剑中 |
| |
| 作者单位： | 西安光学精密机械研究所; |
| |
| 摘 要： | 以SPI总线技术为基础,用微控制器S3C2450X和电平转换芯片MAX3088设计了一个RS-422接口电路,将SPI单端非平衡传输信号转换为RS-422差分信号。在保证SPI同步传输的高效性和高速性的同时,还增强了信号的抗干扰能力。
|
| 关 键 词： | 同步传输 SPI S3C2450 RS-422 MAX3088 |
RS-422 interface design based on SPI bus technology |
| |
| XIE Jun Dan,CAO Jian Zhong.RS-422 interface design based on SPI bus technology[J].Application of Electronic Technique,2010,36(8). |
| |
| Authors: | XIE Jun Dan CAO Jian Zhong |
| |
| Affiliation: | XIE Jun Dan,CAO Jian Zhong(Xi'an Institute of Optics and Precision Mechanic of CAS,Xi'an 710119,China) |
| |
| Abstract: | This paper designed RS-422 interface circuit with microprocessor S3C2450X and transceivers MAX3088 based on SPI bus technology.This circuit could convert SPI single-ended unbalance signal to RS-422 differential signal,in order to enhance signal's ability of anti-interference.And it also guarantees the high-efficiency and high-speed of SPI synchronous transmission. |
| |
| Keywords: | synchronous transmission SPI S3C2450X RS-422 MAX3088 |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
