SP1ML Datasheet, PDF (19/27 Pages) STMicroelectronics – SPIRIT1 868 and 915 MHz low power RF modules with integrated microcontroller

SP1ML
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S08
S09
S10
S11
S12
S13
S14
S15
S16
S17
Module operation
Table 10. Configuration registers (continued)
Name
Description
RSSI_THRESHOLD
Radio: Carrier sense RSSI threshold in dBm.
Values: -130 to -3
Default: -130
PREAMBLE_LEN
SYNC_LENGTH
Packet: Preamble length in bytes.
Values: 1 to 32 bytes.
Default: 8
Packet: Sync length in bytes.
Values: 1 to 4
Default: 4
SYNC_VALUE
CRC_MODE
Packet: 32-bit sync value.
Values: Any 32-bit hexadecimal value.
Default: 0x88888888
Packet: CRC mode.
Values:
1 = POLY_0x07
2 = POLY_0x8005
3 = POLY_0x1021
4 = POLY_0x864CFB
Default: 2
WHITENING
Packet: Data whitening mode.
Values:
0 = Disabled
1 = Enabled
Default: 1
FEC
Packet: Forward error correction.
Values:
0 = Disabled
1 = Enabled
Default: 0
SOURCE_ADDR
Address: The 8-bit address for the module, used to indicate the
source of transmitted packets and for destination filtering of received
packets.
Values: Any 8-bit hexadecimal value.
Default: 0x00
DESTINATION_ADDR
Address: The 8-bit destination address, used to indicate the
destination for transmitted packets and for source filtering of received
packets.
Values: Any 8-bit hexadecimal value.
Default: 0xff
MULTICAST_ADDR
Address: The 8-bit multicast address, used for multicast filtering on
received packets.
Values: Any 8-bit hexadecimal value.
Default: 0xee
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