Register Description - Silicon Laboratories EFR32xG14 Wireless Gecko Reference Manual

28.5 Register Description

28.5.1 LESENSE_CTRL - Control Register (Async Reg)
For more information about asynchronous registers see
Offset
0x000
Reset
Access
Name
Bit Name
31:23 Reserved
22 DEBUGRUN
Set to keep LESENSE running in debug mode.
Value
0
1
21:20 DMAWU
Set buffer threshold for waking up the DMA controller when the system is in EM2
Value
0
1
2
19 BUFIDL
Set buffer threshold for DMA requests and interrupt generation
Value
0
1
18 Reserved
17 STRSCANRES
When set, SCANRES will be stored in the result buffer after each scan
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4.3 Access to Low Energy Peripherals (Asynchronous
Reset Access Description
To ensure compatibility with future devices, always write bits to 0. More information in
tions
0 RW Debug Mode Run Enable
Description
LESENSE can not start new scans in debug mode
LESENSE can start new scans in debug mode
0x0 RW DMA Wake-up From EM2
Mode Description
DISABLE No DMA wake-up from EM2
BUFDATAV DMA wake-up from EM2 when data is valid in the result buffer
BUFLEVEL DMA wake-up from EM2 when the result buffer is full/half-full depend-
ing on BUFIDL configuration
0 RW Result Buffer Interrupt and DMA Trigger Level
Mode Description
HALFFULL DMA and interrupt flags set when result buffer is half-full
FULL DMA and interrupt flags set when result buffer is full
To ensure compatibility with future devices, always write bits to 0. More information in
tions
0 RW Enable Storing of SCANRES
LESENSE - Low Energy Sensor Interface
Bit Position
Reference Manual
Registers).
1.2 Conven-
1.2 Conven-
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