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  1. Parts
  2. /Sensors
  3. /Biometric sensors

MyoWare Muscle Sensor

OverviewPinoutWiringAlternatesRelated groups
MyoWare Muscle Sensor — Adafruit — 2699

Surface EMG sensor board that amplifies and rectifies muscle bioelectric signals into an analogue voltage for microcontroller ADC input. Requires surface EMG electrodes (sold separately).

Offers

  • Adafruit$44.95
  • Pimoroni

Offers

  • Adafruit$44.95
  • Pimoroni

Pinout

  • VIN

    sensor power snap/pad; product technical details list supply voltage and VIN indicator

    Type · powerVoltage · +2.27V minimum, typically +3.3V to +5V, +5.47V maximum per Adafruit product technical details
  • GND

    sensor ground / return for power and electrode reference circuit

    Type · groundVoltage · 0V
  • ENV

    EMG envelope output from the female snap pins; product page states three output modes including Raw EMG, Rectified, and Envelope

    Type · analog output
  • RAW

    raw EMG output mode from the MyoWare 2.0 muscle sensor signal chain

    Type · analog output
  • RECT

    rectified EMG output mode from the MyoWare 2.0 muscle sensor signal chain

    Type · analog output
  • REF

    reference electrode connection/jumper; product technical details mention reference electrode jumper

    Type · input
  • ELECTRODE 1

    one of the three male snap-pin input electrode connections stated on the product page

    Type · input
  • ELECTRODE 2

    one of the three male snap-pin input electrode connections stated on the product page

    Type · input
  • ELECTRODE 3

    one of the three male snap-pin input electrode connections stated on the product page

    Type · input
PinPositionTypeFunctionVoltage
VINpowersensor power snap/pad; product technical details list supply voltage and VIN indicator+2.27V minimum, typically +3.3V to +5V, +5.47V maximum per Adafruit product technical details
GNDgroundsensor ground / return for power and electrode reference circuit0V
ENVanalog outputEMG envelope output from the female snap pins; product page states three output modes including Raw EMG, Rectified, and Envelope
RAWanalog outputraw EMG output mode from the MyoWare 2.0 muscle sensor signal chain

Start wiring

UART · I2C · Analog · 3.3 – 5 V · Breakout

Confirm the data interface matches your host board.

Module pins: VIN, GND. Schematik maps them to your board in the app.

Biometrics

23 other options

UART/I2C fingerprint modules, MAX30102 PPG breakouts, and analog ECG/EMG front-ends for access control and hobby biometric sensing.

View all 23
  • Biomedical Sensor Pad (10 pack) visual preview

    Biomedical Sensor Pad (10 pack)

  • BOSON: Heart Rate Monitor Sensor i20 visual preview

    BOSON: Heart Rate Monitor Sensor i20

  • Capacitive Fingerprint Reader visual preview

    Capacitive Fingerprint Reader

  • Capacitive Fingerprint Reader (B) visual preview

    Capacitive Fingerprint Reader (B)

  • Capacitive Fingerprint Sensor (UART, 80 Fingerprints) visual preview

    Capacitive Fingerprint Sensor (UART, 80 Fingerprints)

  • Disposable ECG Electrodes Pack (12 PCS) visual preview

    Disposable ECG Electrodes Pack (12 PCS)

  • Fermion: MAX30102 PPG Heart Rate and Oximeter Sensor (Breakout, I2C/UART) visual preview

    Fermion: MAX30102 PPG Heart Rate and Oximeter Sensor (Breakout, I2C/UART)

    $21.90
  • Finger Vein Scanner Module (B) visual preview

    Finger Vein Scanner Module (B)

  • Fingerprint Scanner - 5V TTL (GT-511C3) visual preview

    Fingerprint Scanner - 5V TTL (GT-511C3)

  • Gravity: Analog EMG Sensor by OYMotion visual preview

    Gravity: Analog EMG Sensor by OYMotion

  • Gravity: Analog Heart Rate Monitor Sensor (ECG) visual preview

    Gravity: Analog Heart Rate Monitor Sensor (ECG)

  • Gravity: Capacitive Fingerprint Sensor (I2C, 80 Fingerprints) visual preview

    Gravity: Capacitive Fingerprint Sensor (I2C, 80 Fingerprints)

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Parts tray full · 5 max · remove a part to add another
RECTanalog outputrectified EMG output mode from the MyoWare 2.0 muscle sensor signal chain
REFinputreference electrode connection/jumper; product technical details mention reference electrode jumper
ELECTRODE 1inputone of the three male snap-pin input electrode connections stated on the product page
ELECTRODE 2inputone of the three male snap-pin input electrode connections stated on the product page
ELECTRODE 3inputone of the three male snap-pin input electrode connections stated on the product page