
1) Change operating mode to polling mode
   S  O  FF CS CR           s  o  FF CS CR
   53 4F FF 5F 0D           73 6F FF 1F 0D
   
2) ???
   X  e  FF CS CR           
   58 65 FF 44 0D           1D 65 FF 7F 0D
   
   

   
   