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What is the use RDYN and REQN lines

I have Olimex Mod-nRF 8001 Module which i bought it from here. It has break out the RDYN,REQN,MISO,MOSI,SCK and reset pins. My question is can i connect RDYN and REQN lines to any Digital IO pin of Arduino Mega? Or should i connect it to any specific pin. Fro example i have used BLE Shield V2.0 from Red bear labs and there i connected RDYN and REQN to 8&9 pins of mega board. What is the use of reset line in nrf 8001? Should it be connected to any pin on Mega board or it is left unused? Actually i am asking these questions because when i connected RDYN & REQN pins from this(Olimex) module to 8&9 pins of mega board and MISO,MOSi & SCK pins of the module to respective lines on ICSP header and left Active and Reset pins of the module UNUSED(not connected to any pin on Mega board) and then uploaded the sample program provided by Nordic in their BLE Arduino SDK like ble_uart_project.ino in Arduino mega the device does not start advertising and when i tried to trace it i found nrf 8001 is not setup as do_aci_setup(&aci_state) is not returning ACI_STATUS_TRANSACTION_COMPLETE and i am getting Error in ACI Setup on Serial Monitor?

I even used the programs give by Red Bear labs but still the 8001 is not setting Up.Can any one help me in this? Just tell me is it necessary to connect the Reset pin from this module to any pin on Arduino Mega? And which pins of Arduino Mega should i use to connect RDYN & REQN pins of this module? And does this module from Olimex using External Oscillator, as i think Red Bear Labs Shield does not use any External Oscillator? Just any one tell me the answer of these questions.

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