M590 GPRS Module Hardware User Guide
Copyright © Neoway Technology Co., Ltd
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Revision Record
Issue Changes Revised By Date
V1.0 Initial draft Qiao Naiwei 2013-10
V1.1 Modified the description of VCCIO Qiao Naiwei 2014-04
V1.2 Added chapter 4. Weng Peibin 2014-05
