Sensors

SPO2 MAX30102 Blood Oxygen Concentration Sensor PPG Sensor

Condition: New
Availability: In Stock
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SKU: 637718977828569666

Rs.375 Rs. 469

The

  • MAX30102
  • is
  • an
  • integrated
  • pulse
  • oximeter
  • or
  • SO2
  • sensoro,
  • and
  • heart
  • rate
  • monitor
  • biosensor
  • module.
  • MAX30102
  • SO2
  • integrates
  • a
  • red
  • LED
  • and
  • an
  • infrared
  • LED,
  • photodetector,
  • optical
  • components,
  • and
  • low-noise
  • electronic
  • circuitry
  • with
  • ambient
  • light
  • suppression.

    class='font-size-24
  • mb-3'>Features
  • Of
  • MAX30102
  • SO2
  • Sensor: The
  • MAX30102
  • features
  • a
  • 1.8V
  • power
  • supply
  • and
  • a
  • separate
  • 5.0V
  • power
  • supply
  • for
  • internal
  • LEDs
  • for
  • heart
  • rate
  • and
  • blood
  • oxygen
  • acquisition
  • in
  • wearable
  • devices,
  • worn
  • on
  • the
  • fingers,
  • earlobe,
  • and
  • wrist.
  • The
  • standard
  • I2C-compatible
  • communication
  • interface
  • can
  • transmit
  • the
  • collected
  • values
  • to
  • the
  • Arduino,
  • KL25Z
  • and
  • other
  • microcontrollers
  • for
  • heart
  • rate
  • and
  • blood
  • oxygen
  • calculation. In
  • addition,
  • the
  • chip
  • can
  • also
  • shut
  • down
  • the
  • module
  • through
  • software,
  • the
  • standby
  • current
  • is
  • close
  • to
  • zero,
  • and
  • the
  • power
  • supply
  • is
  • always
  • maintained.
  • Because
  • of
  • its
  • excellent
  • performance,
  • the
  • chip
  • is
  • widely
  • used
  • in
  • the
  • Samsung
  • Galaxy
  • S
  • series
  • mobile
  • phones. Compared
  • with
  • the
  • previous
  • generation
  • MAX30100,
  • the
  • chip
  • integrates
  • a
  • glass
  • cover
  • to
  • effectively
  • eliminate
  • external
  • and
  • internal
  • light
  • interference
  • and
  • has
  • the
  • best
  • reliable
  • performance. class='font-size-24
  • mb-3'>The
  • Main
  • Parameters: LED
  • peak
  • wavelength:
  • 660nm/880nm LED
  • power
  • supply
  • voltage:
  • 3.3~5V Detection
  • signal
  • type:
  • light
  • reflection
  • signal
  • (PPG) Output
  • signal
  • interface:
  • I2C
  • interface Communication
  • interface
  • voltage:
  • 1.8~3.3V~5V
  • (optional) Board
  • reserved
  • assembly
  • hole
  • size:
  • 0.5
  • x
  • 8.5mm class='font-size-24
  • mb-3'>Pin
  • Description: VIN:
  • main
  • power
  • input
  • terminal
  • 1.8-5V 3-bit
  • pad:
  • Select
  • the
  • pull-up
  • level
  • of
  • the
  • bus,
  • depending
  • on
  • the
  • pin
  • master
  • voltage,
  • select
  • 1.8v
  • or
  • 3_3v
  • (this
  • terminal
  • contains
  • 3.3V
  • and
  • above) SCL:
  • the
  • clock
  • connected
  • to
  • the
  • I2C
  • bus; SDA:
  • data
  • connected
  • to
  • the
  • I2C
  • bus; INT:
  • Interrupt
  • pin
  • of
  • the
  • MAX30102
  • chip; RD:
  • RED
  • LED
  • ground
  • terminal
  • of
  • MAX30102
  • chip,
  • generally
  • not
  • connected; IRD:
  • The
  • IR
  • LED
  • ground
  • of
  • the
  • MAX30102
  • chip
  • is
  • generally
  • not
  • connected; GND:
  • Ground
  • wire. class='font-size-24
  • mb-3'>Principle
  • Description:
  • Light-dissolving
  • method:
  • measuring
  • the
  • pulse
  • and
  • blood
  • oxygen
  • saturation
  • by
  • using
  • human
  • tissue
  • to
  • cause
  • different
  • transmittance
  • when
  • the
  • blood
  • vessel
  • beats; Light
  • source:
  • a
  • specific
  • wavelength
  • of
  • light-emitting
  • diode
  • selective
  • for
  • oxyhemoglobin
  • (H
  • bO
  • 2
  • )
  • and
  • hemoglobin
  • (
  • Hb
  • )
  • in
  • arterial
  • blood; The
  • transmittance
  • is
  • converted
  • into
  • an
  • electrical
  • signal:
  • the
  • change
  • in
  • the
  • volume
  • of
  • the
  • arterial
  • pulsation
  • causes
  • a
  • change
  • in
  • the
  • transmittance
  • of
  • the
  • light.
  • At
  • this
  • time,
  • the
  • photoelectric
  • variator
  • receives
  • the
  • reflected
  • light
  • from
  • the
  • human
  • tissue,
  • converts
  • it
  • into
  • an
  • electrical
  • signal,
  • and
  • amplifies
  • and
  • outputs
  • it. class='font-size-24
  • mb-3'>Package
  • Includes: class='font-size-14
  • pl-3
  • ml-1
  • text-gray-110'>
  • 1X
  • MAX30102
  • blood
  • oxygen
  • concentration
  • sensor
  • module
  • STM32
  • sensor
  • Code:

    #include

  • #include
  • "MAX30105.h"

    MAX30105

  • particleSensor;

  • //
  • initialize
  • MAX30102
  • with
  • I2C

    void

  • setup() {
  • Serial.begin(115200);
  • while(!Serial);
  • //We
  • must
  • wait
  • for
  • Teensy
  • to
  • come
  • online
  • delay(100);
  • Serial.println("");
  • Serial.println("MAX30102");
  • Serial.println("");
  • delay(100);
  • //
  • Initialize
  • sensor
  • if
  • (particleSensor.begin(Wire,
  • I2C_SPEED_FAST)
  • ==
  • false)
  • //Use
  • default
  • I2C
  • port,
  • 400kHz
  • speed
  • {
  • Serial.println("MAX30105
  • was
  • not
  • found.
  • Please
  • check
  • wiring/power.
  • ");
  • while
  • (1);
  • }

  • byte
  • ledBrightness
  • =
  • 70;
  • //Options:
  • 0=Off
  • to
  • 255=50mA
  • byte
  • sampleAverage
  • =
  • 1;
  • //Options:
  • 1,
  • 2,
  • 4,
  • 8,
  • 16,
  • 32
  • byte
  • ledMode
  • =
  • 2;
  • //Options:
  • 1
  • =
  • Red
  • only,
  • 2
  • =
  • Red
  • +
  • IR,
  • 3
  • =
  • Red
  • +
  • IR
  • +
  • Green
  • int
  • sampleRate
  • =
  • 400;
  • //Options:
  • 50,
  • 100,
  • 200,
  • 400,
  • 800,
  • 1000,
  • 1600,
  • 3200
  • int
  • pulseWidth
  • =
  • 69;
  • //Options:
  • 69,
  • 118,
  • 215,
  • 411
  • int
  • adcRange
  • =
  • 16384;
  • //Options:
  • 2048,
  • 4096,
  • 8192,
  • 16384

  • particleSensor.setup(ledBrightness,
  • sampleAverage,
  • ledMode,
  • sampleRate,
  • pulseWidth,
  • adcRange);
  • //Configure
  • sensor
  • with
  • these
  • settings }

    void

  • loop()
  • {
  • particleSensor.check();
  • //Check
  • the
  • sensor
  • while
  • (particleSensor.available())
  • {
  • //
  • read
  • stored
  • IR
  • Serial.print(particleSensor.getFIFOIR());
  • Serial.print(",");
  • //
  • read
  • stored
  • red
  • Serial.println(particleSensor.getFIFORed());
  • //
  • read
  • next
  • set
  • of
  • samples
  • particleSensor.nextSample();
  • } }

    Second

  • code:
  • /*

  • Optical
  • Heart
  • Rate
  • Detection
  • (PBA
  • Algorithm)
  • using
  • the
  • MAX30105
  • Breakout
  • By:
  • Nathan
  • Seidle
  • @
  • SparkFun
  • Electronics
  • Date:
  • October
  • 2nd,
  • 2016
  • https://github.com/sparkfun/MAX30105_Breakout

  • This
  • is
  • a
  • demo
  • to
  • show
  • the
  • reading
  • of
  • heart
  • rate
  • or
  • beats
  • per
  • minute
  • (BPM)
  • using
  • a
  • Penpheral
  • Beat
  • Amplitude
  • (PBA)
  • algorithm.

  • It
  • is
  • best
  • to
  • attach
  • the
  • sensor
  • to
  • your
  • finger
  • using
  • a
  • rubber
  • band
  • or
  • other
  • tightening
  • device.
  • Humans
  • are
  • generally
  • bad
  • at
  • applying
  • constant
  • pressure
  • to
  • a
  • thing.
  • When
  • you
  • press
  • your
  • finger
  • against
  • the
  • sensor
  • it
  • varies
  • enough
  • to
  • cause
  • the
  • blood
  • in
  • your
  • finger
  • to
  • flow
  • differently
  • which
  • causes
  • the
  • sensor
  • readings
  • to
  • go
  • wonky.

  • Hardware
  • Connections
  • (Breakoutboard
  • to
  • Arduino):
  • -5V
  • =
  • 5V
  • (3.3V
  • is
  • allowed)
  • -GND
  • =
  • GND
  • -SDA
  • =
  • A4
  • (or
  • SDA)
  • -SCL
  • =
  • A5
  • (or
  • SCL)
  • -INT
  • =
  • Not
  • connected

  • The
  • MAX30105
  • Breakout
  • can
  • handle
  • 5V
  • or
  • 3.3V
  • I2C
  • logic.
  • We
  • recommend
  • powering
  • the
  • board
  • with
  • 5V
  • but
  • it
  • will
  • also
  • run
  • at
  • 3.3V. */

    #include

  • #include
  • "MAX30105.h"

    #include

  • "heartRate.h"

    MAX30105

  • particleSensor;

    const

  • byte
  • RATE_SIZE
  • =
  • 4;
  • //Increase
  • this
  • for
  • more
  • averaging.
  • 4
  • is
  • good. byte
  • rates[RATE_SIZE];
  • //Array
  • of
  • heart
  • rates byte
  • rateSpot
  • =
  • 0; long
  • lastBeat
  • =
  • 0;
  • //Time
  • at
  • which
  • the
  • last
  • beat
  • occurred

    float

  • beatsPerMinute; int
  • beatAvg;

    void

  • setup() {
  • Serial.begin(115200);
  • Serial.println("Initializing...");

  • //
  • Initialize
  • sensor
  • if
  • (!particleSensor.begin(Wire,
  • I2C_SPEED_FAST))
  • //Use
  • default
  • I2C
  • port,
  • 400kHz
  • speed
  • {
  • Serial.println("MAX30105
  • was
  • not
  • found.
  • Please
  • check
  • wiring/power.
  • ");
  • while
  • (1);
  • }
  • Serial.println("Place
  • your
  • index
  • finger
  • on
  • the
  • sensor
  • with
  • steady
  • pressure.");

  • particleSensor.setup();
  • //Configure
  • sensor
  • with
  • default
  • settings
  • particleSensor.setPulseAmplitudeRed(0x0A);
  • //Turn
  • Red
  • LED
  • to
  • low
  • to
  • indicate
  • sensor
  • is
  • running
  • particleSensor.setPulseAmplitudeGreen(0);
  • //Turn
  • off
  • Green
  • LED }

    void

  • loop() {
  • long
  • irValue
  • =
  • particleSensor.getIR();

  • if
  • (checkForBeat(irValue)
  • ==
  • true)
  • {
  • //We
  • sensed
  • a
  • beat!
  • long
  • delta
  • =
  • millis()
  • -
  • lastBeat;
  • lastBeat
  • =
  • millis();

  • beatsPerMinute
  • =
  • 60
  • /
  • (delta
  • /
  • 1000.0);

  • if
  • (beatsPerMinute
  • <
  • 255
  • &&
  • beatsPerMinute
  • >
  • 20)
  • {
  • rates[rateSpot++]
  • =
  • (byte)beatsPerMinute;
  • //Store
  • this
  • reading
  • in
  • the
  • array
  • rateSpot
  • %=
  • RATE_SIZE;
  • //Wrap
  • variable

  • //Take
  • average
  • of
  • readings
  • beatAvg
  • =
  • 0;
  • for
  • (byte
  • x
  • =
  • 0
  • ;
  • x
  • <
  • RATE_SIZE
  • ;
  • x++)
  • beatAvg
  • +=
  • rates[x];
  • beatAvg
  • /=
  • RATE_SIZE;
  • }
  • }

  • Serial.print("IR=");
  • Serial.print(irValue);
  • Serial.print(",
  • BPM=");
  • Serial.print(beatsPerMinute);
  • Serial.print(",
  • Avg
  • BPM=");
  • Serial.print(beatAvg);

  • if
  • (irValue
  • <
  • 50000)
  • Serial.print("
  • No
  • finger?");

  • Serial.println(); }

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