Data Sheet
Revision 2.0 Page 34 of 74
nRF24L01 Product Specification
with payload. If the No_ACK flag is not set in the received packet, the PRX enters TX mode. If there is a
pending payload in the TX FIFO it is attached to the ACK packet. After the ACK packet is transmitted, the
nRF24L01 returns to RX mode.
A copy of a previously received packet might be received if the ACK packet is lost. In this case, the PRX
discards the received packet and transmits an ACK packet before it returns to RX mode.