CC2520_11 Datasheet, PDF (37/133 Pages) Texas Instruments – 2.4 GHZ IEEE 802.15.4/ZIGBEE RF TRANSCEIVER

CTRLn
(hex)
0x00
0x01
IN
(Command strobes)
SIBUFEX
SRXMASKBITCLR
0x02
SRXMASKBITSET
0x03
SRXON
0x04
SSAMPLECCA
0x05
SACK
0x06
SACKPEND
0x07
SNACK
0x08
STXON
0x09
STXONCCA
0x0A
SFLUSHRX
0x0B
SFLUSHTX
0x0C
SRXFIFOPOP
0x0D
0x0E
0x0F
STXCAL
SRFOFF
SXOSCOFF
0x10
0x11
0x12
0x13
0x14
0x15
0x16
0x17
0x18
...
0x21
CC2520 DATASHEET
2.4 GHZ IEEE 802.15.4/ZIGBEE® RF TRANSCEIVER
SWRS068 – DECEMBER 2007
Table 9: GPIO configuration
OUT
Description of OUT signal
Clock
RF_IDLE
TX_FRM_DONE
TX_ACK_DONE
TX_UNDERFLOW
TX_OVERFLOW
RX_UNDERFLOW
RX_OVERFLOW
RXENABLE_ZERO
RX_FRM_DONE
RX_FRM_ACCEPTED
SRC_MATCH_DONE
SRC_MATCH_FOUND
FIFOP
SFD
DPU_DONE_L
DPU_DONE_H
MEMADDR_ERROR
USAGE_ERROR
OPERAND_ERROR
SPI_ERROR
RF_NO_LOCK
RX_FRM_ABORTED
RXBUFMOV_TIMEOUT
UNUSED
Reserved
Exception channel A
Clock signal. Programmable frequency from 1MHz to 16MHz
RF_IDLE exception. See Table 14: Exceptions summary for
details.
TX_FRM_DONE exception. See Table 14: Exceptions summary
for details.
TX_ACK_DONE exception. See Table 14: Exceptions summary
for details.
TX_UNDERFLOW exception. See Table 14: Exceptions summary
for details.
TX_OVERFLOW exception. See Table 14: Exceptions summary
for details.
RX_UNDERFLOW exception. See Table 14: Exceptions summary
for details.
RX_OVERFLOW exception. See Table 14: Exceptions summary
for details.
RXENABLE_ZERO exception. See Table 14: Exceptions
summary for details.
RX_FRM_DONE exception. See Table 14: Exceptions summary
for details.
RX_FRM_ACCEPTED exception. See Table 14: Exceptions
summary for details.
SRC_MATCH_DONE exception. See Table 14: Exceptions
summary for details.
SRC_MATCH_FOUND exception. See Table 14: Exceptions
summary for details.
FIFOP exception. See Table 14: Exceptions summary for details.
SFD exception. See Table 14: Exceptions summary for details.
DPU_DONE_L exception. See Table 14: Exceptions summary for
details.
DPU_DONE_H exception. See Table 14: Exceptions summary for
details.
MEMADDR_ERROR exception. See Table 14: Exceptions
summary for details.
USAGE_ERROR exception. See Table 14: Exceptions summary
for details.
OPERAND_ERROR exception. See Table 14: Exceptions
summary for details.
SPI_ERROR exception. See Table 14: Exceptions summary for
details.
RF_NO_LOCK exception. See Table 14: Exceptions summary for
details.
RX_FRM_ABORTED exception. See Table 14: Exceptions
summary for details.
RXBUFMOV_TIMEOUT exception. See Table 14: Exceptions
summary for details.
UNUSED exception. See Table 14: Exceptions summary for
details.
Pin is high when one or more of the exception flags in collection A
are active. It is configurable which exceptions to include in
collection A.
WWW.TI.COM
37