Switching between the modes in HM-10 BLE CC2541 module.

how to switch from data transmission mode to at commands mode when the modules are paired in HM-10 CC2541 BLE module?

in transmission mode if suddenly want to AT commands for the module. the commands also getting transmitted to the pheripheral node. Is there any hardware pin enable available for enable and disable, Or else i can switch the modes with the help of any additional resources