Chengdu Ebyte Electronic Technology Co., Ltd.
E22-400T30S_User Manual _EN
Copyright ©2012–2020, Chengdu Ebyte Electronic Technology Co., Ltd.
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5.6.2 Wireless Transmission Indication
Empty buffer: the data in the internal 1000-byte buffer is written to the wireless chip (automatic packetization);
When AUX=1, the user continuously initiates data less than 1000 bytes, which will not overflow;
When AUX=0, the buffer is not empty: the data in the internal 1000-byte buffer has not been written into the wireless chip and
the transmission is started. At this time, the module may be waiting for the end of user data to time out, or it is transmitting
wireless packets.
【
Note
】
: When AUX=1, it does not mean that all serial port data of the module has been transmitted wirelessly, or the last
packet of data may be being transmitted.
5.6.3 The module is being configured
Only during reset and when exiting sleep mode;
5.6.4 Precautions
No.
Notes on AUX
1
The above function 1 and function 2, output low level priority, that is: if any output low level condition is met, AUX will
output low level;
When all low-level conditions are not met, AUX outputs high level.
2
When the AUX outputs a low level, it means the module is busy, and the working mode detection will not be performed at
this time;
When the module AUX outputs a high level within 1ms, the mode switching will be completed.
