Register

Address

Register name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

0x004B

VDROP_V2

Linear regulator target drop-out voltage, setpoint 2

0x004C

VDROP_V3

Linear regulator target drop-out voltage, setpoint 3

0x004D

VDROP_C1

Linear regulator target drop-out voltage, current threshold 1

0x004E

VDROP_C2

Linear regulator target drop-out voltage, current threshold 2

0x004F

VDROP_C3

Linear regulator target drop-out voltage, current threshold 3

0x0050

MSG_TX

Message packet content to be sent to transmitter via ASK modulation (see DIR_CMG register)

0x0051

0x0052

0x0053

0x0054

0x0055

0x0056

0x0057

0x0058

0x0062

EPT_MSG

EPT Message (root cause event) added to EPT packet (see DIR_CMD register)

0x0080

FOD_CTC

FOD Current Threshold Calibration

0x0083

FOD_GSC

FOD Gain Scaler Calibration

0x0087

FOD_OLC

FOD Offset Level Calibration

0x008B

FOD_DCR

Coil DC-Resistance for FOD calculation

0x0090

Voltage Regulation Error (difference in mV) between actual and target VRECT, used to calculate CEP for

the transmitter

0x0091

0x0092

Received Power (comprehensive of losses) level Packet sent to transmitter

0x0093

0x0096

SS_MIN_TX

Minimum Signal-Strength level for proceeding to PING phase

0x0097

Current sensor offset adjustment (in mA)

0x0098

IDLE_CC

Chip idle current consumption (in mA)

0x00A1

PMAX_PTC

Maximum power capability established during Power Transfer Contract

0x00A6

TRECT_OTP

Over-Temperature detection Threshold related to Rectifier Temperature sensor

0x00A7

0x00A8

TLR_OTP

Over-Temperature detection Threshold related to main Linear Regulator Temperature sensor

0x00A9

0x00AA

VNTC_OTP

Over-Temperature detection Threshold related to external NTC pin

0x00AB

0x00AC

VRECT_OVP

VRECT Over-Voltage detection Threshold (Adjustable OVP-Clamper)

0x00AD

0x00AE

IRECT_OCP

IRECT Over-Current detection Threshold

0x00AF

0x00C0

PROT_EN

Tshdn_OT

P_En

Vntc_OTP_

En

Tlr_OTP_E

n

Trect_OTP

_En

0x00C1

Fxd_OVPS

_En

Adj_OVPS

_ En

STWLC68

Register map

DS13131 - Rev 3

page 19/32