unit_QMP6988.hpp File Reference

QMP6988 Unit for M5UnitUnified. More...

#include <M5UnitComponent.hpp>
#include <m5_utility/stl/extension.hpp>
#include <m5_utility/container/circular_buffer.hpp>
#include <limits>

Go to the source code of this file.

Classes
struct	m5::unit::qmp6988::Data
	Measurement data group. More...
class	m5::unit::UnitQMP6988
	Barometric pressure sensor to measure atmospheric pressure and altitude estimation. More...
struct	m5::unit::UnitQMP6988::config_t
	Settings for begin. More...

Namespaces
namespace	m5
	Top level namespace of M5stack.

Enumerations
enum class	m5::unit::qmp6988::PowerMode : uint8_t { Sleep , Forced , Normal = 0x03 }
	Operation mode. More...
enum class	m5::unit::qmp6988::Oversampling : uint8_t {   Skipped , X1 , X2 , X4 ,   X8 , X16 , X32 , X64 }
	Oversampling value. More...
enum class	m5::unit::qmp6988::OversamplingSetting : uint8_t {   HighSpeed , LowPower , Standard , HighAccuracy ,   UltraHightAccuracy }
	Oversampling Settings. More...
enum class	m5::unit::qmp6988::Filter : uint8_t {   Off , Coeff2 , Coeff4 , Coeff8 ,   Coeff16 , Coeff32 }
	Filtter setting. More...
enum class	m5::unit::qmp6988::Standby : uint8_t {   Time1ms , Time5ms , Time50ms , Time250ms ,   Time500ms , Time1sec , Time2sec , Time4sec }
	Measurement standby time for power mode Normal. More...
enum class	m5::unit::qmp6988::UseCase : uint8_t {   Weather , Drop , Elevator , Stair ,   Indoor }
	Preset settings. More...

Detailed Description

QMP6988 Unit for M5UnitUnified.

Enumeration Type Documentation

Filter

enum class m5::unit::qmp6988::Filter : uint8_t

strong

Filtter setting.

Enumerator
Off	Off filter.
Coeff2	co-efficient 2
Coeff4	co-efficient 4
Coeff8	co-efficient 8
Coeff16	co-efficient 16
Coeff32	co-efficient 32

Oversampling

enum class m5::unit::qmp6988::Oversampling : uint8_t

strong

Oversampling value.

Warning

Enumerator
Skipped	Skipped (No measurements are performed)
X1	x1
X2	x2
X4	x4
X8	x8
X16	x16
X32	x32
X64	x64

OversamplingSetting

enum class m5::unit::qmp6988::OversamplingSetting : uint8_t

strong

Oversampling Settings.

Enumerator
HighSpeed	osrsP:X2 osrsT:X1
LowPower	osrsP:X4 osrsT:X1
Standard	osrsP:X8 osrsT:X1
HighAccuracy	osrsP:X16 osrsT:X2
UltraHightAccuracy	osrsP:X32 osrsT:X4

PowerMode

enum class m5::unit::qmp6988::PowerMode : uint8_t

strong

Operation mode.

Enumerator
Sleep	No measurements are performed.
Forced	Single measurements are performed.
Normal	Periodic measurements are performed.

Standby

enum class m5::unit::qmp6988::Standby : uint8_t

strong

Measurement standby time for power mode Normal.

Enumerator
Time1ms	1 ms
Time5ms	5 ms
Time50ms	50 ms
Time250ms	250 ms
Time500ms	500 ms
Time1sec	1 seconds
Time2sec	2 seconds
Time4sec	4 seconds

UseCase

enum class m5::unit::qmp6988::UseCase : uint8_t

strong

Preset settings.

Enumerator
Weather	Weather monitoring.
Drop	Drop detection.
Elevator	Elevator / floor change detection.
Stair	Stair detection.
Indoor	Indoor navigation.