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介绍了Siemens公司的GPRS模块MC35I、MAXIM公司的电平转换芯片MAX3238,以及由其组成的移动终端,给出了相应的硬件电路,对具体的电路进行了简要的分析,指出了实际设计中出现的问题和解决办法。
Introduced the GPRS module MC35I of Siemens Company, the chip MAX3238 of MAXIM Company and the mobile terminal made up of it, has given the corresponding hardware circuit, has carried on the brief analysis to the concrete circuit, has pointed out the actual design appears Problems and solutions.