nRF24LE1 Nordic VLSI, nRF24LE1 Datasheet - Page 30

• Manufacturer Part Number: nRF24LE1
• Manufacturer: Nordic VLSI

nRF24LE1 Preliminary Product Specification
3.4.7
This section contains flowcharts outlining PTX and PRX operation in Enhanced ShockBurst™.
3.4.7.1
The flowchart in
standby-I mode.
Revision 1.1
Note: ShockBurst™ operation is outlined with a dashed square.
Enhanced ShockBurst flowcharts
PTX operation
Figure 12.
Figure 12. PTX operations in Enhanced ShockBurst™
Set MAX_RT IRQ
outlines how a RF Transceiver configured as a PTX behaves after entering
ShockBurst operation
No
Retransmit last
TX Settling
TX mode
packet
Packet in TX
Is rfce =1?
Is rfce =1?
FIFO?
Yes
Yes
No
No
No
No
No
30 of 191
Yes
Standby-II mode
Set TX_DS IRQ
retries = ARC?
Standby-II mode
Number of
Timeout?
elapsed?
Packet in TX
Has ARD
Yes
Yes
FIFO?
Yes
Put payload in RX
Yes
Set TX_DS IRQ
and RX_DR IRQ
No
No
Yes
FIFO.
No
Yes
Start Primary TX
Transmit Packet
Standby-I mode
Packet in TX
Has the ACK
TX Settling
Is Auto Re-
RX Settling
Is rfce=1?
Is an ACK
received?
TX mode
enabled?
No_ACK?
RX mode
payload?
Transmit
FIFO?
Yes
Yes
Yes
Yes
No
Set TX_DS IRQ
No
No