CC2500RGPR Datasheet, PDF (71/99 Pages) Texas Instruments – Low-Cost Low-Power 2.4 GHz RF Transceiver

CC2500
0x17: MCSM1 – Main Radio Control State Machine Configuration
Bit Field Name
Reset
R/W Description
7:6 Reserved
5:4 CCA_MODE[1:0]
3:2 RXOFF_MODE[1:0]
1:0 TXOFF_MODE[1:0]
3 (11)
0 (00)
0 (00)
R0
R/W Selects CCA_MODE; Reflected in CCA signal
Setting Clear channel indication
0 (00) Always
1 (01) If RSSI below threshold
2 (10) Unless currently receiving a packet
3 (11)
If RSSI below threshold unless currently
receiving a packet
R/W Select what should happen when a packet has been received
Setting Next state after finishing packet reception
0 (00) IDLE
1 (01) FSTXON
2 (10) TX
3 (11) Stay in RX
It is not possible to set RXOFF_MODE to be TX or FSTXON
and at the same time use CCA.
R/W Select what should happen when a packet has been sent (TX)
Setting Next state after finishing packet transmission
0 (00) IDLE
1 (01) FSTXON
2 (10) Stay in TX (start sending preamble)
3 (11) RX
SWRS040C
Page 71 of 89