if you are using network co-processor example code then you have to set the att mtu size for each characteristics while configuration else you have to increase the MTU ATT size macro which used to init the ble stack

hi .I am using bluenrg-2a1 module with nuclel476rg .Problem 1:while sending the data from central to peripheral , i am always rx 20 bytes only but central and peripheral has accepted for 220bytes exchange at the time of mtu exchange.problem 2:from pe...