how to deal with "busy s..." at AT+CIPSEND
Posted: Wed Jan 27, 2016 7:20 pmHi,
I am using AT+CIPSEND to send multi-packet response (ie. an image larger than 2048 bytes).
It mostly works, but sometimes, after a few packets, I get a timeout waiting for OK\r\n.
Subsequent commands time out as well, but eventually I get
Any trick to stop it from happening?
Firmware is
(note: tried flashing the official AT fw - 0.50 - and it was the same)
I am using AT+CIPSEND to send multi-packet response (ie. an image larger than 2048 bytes).
It mostly works, but sometimes, after a few packets, I get a timeout waiting for OK\r\n.
Subsequent commands time out as well, but eventually I get
Code: Select all
busy s...
Recv 2048 bytes
SEND OK
Any trick to stop it from happening?
Firmware is
Code: Select all
AT version:0.40.0.0(Aug 8 2015 14:45:58)
SDK version:1.3.0
Ai-Thinker Technology Co.,Ltd.
Build:1.3.0.2 Sep 11 2015 11:48:04
OK
(note: tried flashing the official AT fw - 0.50 - and it was the same)