AT86RF231
7.1.5
Register Description
Register 0x01 (TRX_STATUS):
A read access to TRX_STATUS register signals the current radio transceiver state. A state
change is initiated by writing a state transition command to register bits TRX_CMD (register
0x02, TRX_STATE). Alternatively a state transition can be initiated by the rising edge of pin 11
(SLP_TR) in the appropriate state.
This register is used for Basic and Extended Operating Mode, refer to Section 7.2 “Extended
Operating Mode” on page 47 .
Bit
7
6
5
4
3
2
1
0
+0x01
CCA_DONE
CCA_STATUS
Reserved
TRX_STATUS
TRX_STATUS
Read/Write
Reset Value
R
0
R
0
R
0
R
0
R
0
R
0
R
0
R
0
? Bit 7 - CCA_DONE
Refer to Section 8.5 “Clear Channel Assessment (CCA)” on page 94 .
? Bit 6 - CCA_STATUS
Refer to Section 8.5 “Clear Channel Assessment (CCA)” on page 94 .
? Bit 5 - Reserved
? Bit [4:0] - TRX_STATUS
The register bits TRX_STATUS signals the current radio transceiver status. If the requested
state transition is not completed yet, the TRX_STATUS returns
STATE_TRANSITION_IN_PROGRESS. Do not try to initiate a further state change while the
radio transceiver is in STATE_TRANSITION_IN_PROGRESS. State transition timings are
defined in Table 7-1 on page 42 .
44
8111C–MCU Wireless–09/09
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相关代理商/技术参数
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