User Manual

63
8111A–AVR–05/08
AT86RF231
Figure 7-11. Example Timing of an RX_AACK Transaction
If register bit AACK_ACK_TIME (register 0x17, XAH_CTRL_1) is set, an acknowledgment frame
is sent already 2 symbol times after the reception of the last symbol of a data or MAC command
frame.
RX/TX
Frame
on Air
RX_AACK_ON BUSY_RX_AACK
TRX_STATE
Frame Type
RX_AACK_ON
RX/TX
RX TX
TRX_END
IRQ
RX
Typ. Processing Delay
t
IRQ
5120 704
time [µs]
64
1088
Data Frame (Length = 10, ACK=1) ACK Frame
SFD
192 µs
(12 symbols)