摘要
本文提出了基于GPRS模块Q2403A的无线上网系统设计方案。该系统有硬件和软件两部分组成。硬件系统主要有GPRS模块、单片机扩展电路及RS-232总线接口电路,软件部分有操作系统自带的拨号软件与AT命令组成。
A design scheme of wireless internet system based on GPRS module Q2403A is proposed in this paper. This system mainly consists of two parts, hardware and software, hardware system mainly includes： GPRS module.single chip expanded circuit and RS- 232 bus interface circuit, software system includes dialing software in operating system and AT command.
出处
《仪器仪表用户》
2010年第2期53-54,共2页
Instrumentation
