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PRODUCT SPECIFICATION
nRF2401A Single Chip 2.4 GHz Radio Transceiver
Nordic Semiconductor ASA
- Vestre Rosten 81, N-7075 Tiller, Norway
-
Phone +4772898900
-
Fax +4772898989
Revision: 1.0
Page 11 of 38
December 2004
Correct
ADDR?
nRF2401A
Detects
PREAMBLE and
Incoming Data
nRF2401A
Set Data Ready
(DR1/2) high
YES
YES
NO
NO
nRF2401A
Receives Data
and
Checking CRC
ADDR
PAYLOAD
CRC
ADDR
PAYLOAD
CRC
ADDR
PAYLOAD
CRC
Pre-
amble
ADDR
PAYLOAD
CRC
PAYLOAD
uController
Clocks out
Payload
PAYLOAD
Data content of registers:
nRF2401A
Register
Empty?
nRF2401A
Sets Data Ready
(DR1/2) low
NO
YES
Output Register Empty
nRF2401A in
ShockBurstTM
RX?
YES
NO
nRF2401A
Checks:
Correct CRC?
Figure 7 Flow Chart ShockBurst™ Receive of nRF2401A