SPI Problem


#1

I have tried to use “at+EXTSTART,at+CHIP,at+READ” commands, But Im getting errror.
Im using Q2687 module, OpenAT and firmware versions
at+wopen=2
+WOPEN: 2,“AT v04.20”,“AT v04.20”
OK
ati3
663_09gg.Q2687H 1955080 080207 16:01
OK

What is wrong? Any idea please!
Thanks
Gokhan

Commands results;
at+EXTSTART?
at+EXTSTART?

ERROR
at+CHIP?
at+CHIP?

ERROR