Neo_M590E V1 GPRS Module Software Upgrade Guide
Copyright © Neoway Technology Co., Ltd
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Cable Connection
The following figure show a USB-to-UART cable.
From the top to the bottom, the threads are respectively: VBAT (red), GND (Black), HOST-RXD
(yellow), and HOST-TXD (green).
Fix the four cable threads of different colors as shown in the following figure.
The following figure shows a pin connector.
Green: HOST-TXD
Yellow: HOST-RXD
Black : GND
Red : VBAT