LLCC68 datasheet(65/111 Pages) SEMTECH

65 / 111 page

LLCC68

Data Sheet

Rev. 1.1

DS.LLCC68.W.APP

Dec 2024

65 of 111

Semtech

LLCC68

www.semtech.com

LoRa CRC configuration Rx

0x076B

0x00

Bit 4: LoRa CRC configuration extracted from the

header - valid only in explicit header mode

DccCtrl

0x0805

0x00

For BW1000 usage2

MixCtrl

0x0806

0x20

For BW1000 usage2

MixMode

0x0818

0x00

For BW1000 usage2

IF Freq[0]

0x088F

0x0C

For BW1000 usage2

IF Freq[1]

0x0890

0x00

For BW1000 usage2

IF Freq[2]

0x0891

0x00

For BW1000 usage2

RandomNumberGen[0]

0x0819

Can be used to get a 32-bit random number

RandomNumberGen[1]

0x081A

RandomNumberGen[2]

0x081B

RandomNumberGen[3]

0x081C

TxModulation

0x0889

0x01

Refer to Section 15.

Rx Gain

0x08AC

0x94

Set the gain used in Rx mode:

Rx Power Saving gain: 0x94

Rx Boosted gain: 0x96

TxClampConfig

0x08D8

0xC8

Refer to Section 15.

OCP Configuration

0x08E7

0x18

Set the Over Current Protection level

The value is changed internally depending on the

device selected. Default value:

0x38 (140mA)

RTC Control3

0x0902

0x00

Enable or disable RTC Timer

XTA trim

0x0911

0x05

Value of the trimming cap on XTA pin

This register should only be changed while the radio is

in STDBY_XOSC mode

XTB trim

0x0912

0x05

Value of the trimming cap on XTB pin

This register should only be changed while the radio is

in STDBY_XOSC mode

DIO3 output voltage control

0x920

0x01

Non-standard DIO3 control1

Event Mask

0x944

0x00

Used to clear events1

1. Use only with Semtech-provided code samples

2. Use only with Semtech-provided configuration of Section 6.2.1

3. Use only with Semtech-provided workaround of Section 15.3

Table 12-1: List of Registers (Sheet 2 of 2)

Address

Reset Value

Function

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