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Command Strobe/CSMA-CA Processor
23.14.9.25 SFLUSHRX
Function: Flush RXFIFO buffer and reset demodulator
Description: The SFLUSHRX instruction flushes the RXFIFO buffer and resets the demodulator. The
instruction waits for the radio to acknowledge the command before executing the next
instruction.
Operation: SFLUSHRX
Opcode: 0xDD
7 6 5 4 3 2 1 0
1 1 0 1 1 1 0 1
23.14.9.26 SFLUSHTX
Function: Flush TXFIFO buffer
Description: The SFLUSHTX instruction flushes the TXFIFO buffer. The instruction waits for the radio
to acknowledge the command before executing the next instruction.
Operation: SFLUSHTX
Opcode: 0xDE
7 6 5 4 3 2 1 0
1 1 0 1 1 1 1 0
23.14.9.27 SACK
Function: Send acknowledge frame with pending field cleared
Description: The SACK instruction sends an acknowledge frame. The instruction waits for the radio to
acknowledge the command before executing the next instruction.
Operation: SACK
Opcode: 0xD6
7 6 5 4 3 2 1 0
1 1 0 1 0 1 1 0
23.14.9.28 SACKPEND
Function: Send acknowledge frame with the pending field set
Description: The SACKPEND instruction sends an acknowledge frame with the pending field set. The
instruction waits for the radio to acknowledge the command before executing the next
instruction.
Operation: SACKPEND
Opcode: 0xD7
7 6 5 4 3 2 1 0
1 1 0 1 0 1 1 1
261
SWRU191C–April 2009–Revised January 2012 CC253x Radio
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