S2-LP datasheet(84/90 Pages) STMICROELECTRONICS

84 / 90 page

S2-LP

84/90

DocID029944 Rev 1

Name

Addr

Default

Bit

Field name

Description

BYPASS_LDO

Set to 0 (default value)

1:0

RESERVED

PM_CONF0

RESERVED

6:4

SET_SMPS_LVL

SMPS output voltage:



000b: 1.1 V



001b: 1.2 V



010b: 1.3 V



011b: 1.4 V



100b: 1.5 V



101b: 1.6 V



110b: 1.7 V



111b: 1.8 V

3:1

RESERVED

SLEEP_MODE_SEL



0: SLEEP without FIFO retention (SLEEP A)



1: SLEEP with FIFO retention (SLEEP B).

MC_STATE1

7:5

RESERVED

RCO_CAL_OK

RCO calibration successfully terminated.

ANT_SEL

Currently selected antenna.

TX_FIFO_FULL

1: TX FIFO is full.

RX_FIFO_EMPTY

1: RX FIFO is empty.

ERROR_LOCK

1: RCO calibrator error.

MC_STATE0

7:1

STATE

Current state.

XO_ON

1: XO is operating.

TX_FIFO_STATUS

7:0

NELEM_TXFIFO

Number of elements in TX FIFO.

RX_FIFO_STATUS

7:0

NELEM_RXFIFO

Number of elements in RX FIFO.

RCO_CALIBR_OUT4

7:4

RWT_OUT

RWT word from internal RCO calibrator.

3:0

RFB_OUT[4:1]

RFB word (MSB) from internal RCO calibrator.

RCO_CALIBR_OUT3

RFB_OUT[0]

RF word (LSB) from internal RCO calibrator.

6:0

RESERVED

VCO_CALIBR_OUT1

7:4

RESERVED

3:0

VCO_CAL_AMP_OUT

VCO magnitude calibration output word (binary coding

internally converted from thermometric coding).

VCO_CALIBROUT0

RESERVED

6:0

VCO_CAL_FREQ_OUT

VCO Cbank frequency calibration output word (binary

coding internally converted from thermometric

coding).

TX_PCKT_INFO

7:6

RESERVED

5:4

TX_SEQ_NUM

Current TX packet sequence number.

3:0

N_RETX

Number of re-transmissions done for the last TX

packet.

RX_PCKT_INFO

7:3

RESERVED

NACK_RX

NACK field of the received packet.

1:0

RX_SEQ_NUM

Sequence number of the received packet.

AFC_CORR

7:0

AFC_CORR

AFC corrected value.

LINK_QUALIF2

7:0

PQI

PQI value of the received packet.

LINK_QUALIF1

Carrier Sense indication.

6:0

SQI

SQI value of the received packet.

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