Programming - Ebyte E49-400M30S User Manual

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Chengdu Ebyte Electronic Technology Co.,Ltd.

Try to stay away from part of the TTL protocol which is also 2.4GHz physical layer，such as USB3.0;

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Antenna installation structure has a great impact on module performance, be sure to ensure that the antenna is

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exposed, preferably vertical upward. When the module is installed inside the housing, the antenna can be extended

to the outside of the housing by using the high quality antenna extension cord;

Antenna must not be installed inside the metal shell, will lead to the transmission distance greatly weakened.

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4.2 Programming

This module is CMT2300A, and its drive mode is SPI. Users can operate in accordance with the CMT2300A chip

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book;

GPIO1/GPIO2/GPIO3 is a general I/O port, see CMT2300A manual for detail

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E49-400M30S User Manual

Table of Contents