OpAmp Breakout – LMV358
DHT21 AM2301 Digital Temperature Humidity Sensor module SHT11 SHT15 Arduino
- Power: DC 3.3-5.2V
- Humidity: 0~99.9% RH
- Temperature: -20 ~ 60℃
- Precision: ±3% RH, ±0.5 ℃
- Output: Digital (1 wire)
- Accurate, durable and high quality
- 4 pin package
- Ultra-low power
- No additional components
- Excellent long-term stability
- All calibration, digital output
- Completely interchangeable
- Long distance signal transmission
- Relative humidity and temperature measurement
- Dimension: 60 x 27 x 14mm
Water Proof RTD PT100 Temperature Sensor, Stainless Steel
HR202 Digital Temperature Humidity Sensor
- Working Voltage: 3.3 V-5 V
- Output AO - analog output, DO - digital output
- High-quality HR202 humidity sensor
- Comparator output signal is clean, good waveform, driving ability, more than 15mA
- Adjust the temperature distribution position detection threshold
- The output form: DO digital switching outputs ( 0 and 1 ) and AO analog voltage output
- A fixed bolt holes for easy installation
- Using a wide voltage LM393 comparator
- PCB Board Size: 3.2 cm x 1.4 cm
HCZ-H8-B Humidity Sensor, HCZ Series, 20% to 90% RH, 3 %, Through Hole, No Housing
Metal Detector Sensor
- Low battery indicator
- Multiple Modes
- VCC 9V Battery
- Logic high output with common ground
- Can detect any metal at the range of 1Cm to 3Cm, you can connect a 9V battery to make it handy
- It will not detect coins if it is in the middle of the coil, it may detect if it is close to the coil, It will not detect any type of explosives
- The metal sensor has to supply 12V from controllers and not 12V via adapter
Voice Module Sound Module Audio Player WT588D
- Input Supply voltage (V) :2.8 ~ 5.5
- Current consumption (sleep mode: 10 µA
- Sampling frequency (kHz): 6 ~
- Built 13Bit/DA converter, and 12Bit/PWM output.
- Support for loading WAV audio formats
- Module package (with FLASH memory and peripheral circuits) have DIP16, DIP28, chip packaging has DIP18, SSOP20, and LQFP32 form
- Built 13Bit/DA converter, and 12Bit/PWM output
- PWM output can directly drive 0.5W/8Ω speakers, push-pull current abundant support DAC / PWM output of two ways;
- Support for loading WAV audio formats;
- USB download mode, support for online download / offline download; WT588D voice chip, even in the case of electricity, will also be able to download the data to the normal SPI-Flash;
- Supports MP3 control mode, control mode button, 3 × 8 key combination control mode, parallel control mode, front-line serial control mode, three-wire serial control mode, and three-wire serial control I / O port expansion output mode;
- Support load 6K ~ 22KHz audio sampling rate
- Up to 500 segments can be loaded for editing audio
Speech Recognition Module
- Working voltage: 3.3/5V
- Local Voice Recognition
- Very low rate of false triggering
- Speaker connector(JST2.0, the speaker is not included)
- Built-in microphone
- 22 recognition entry
- Default Baud rate: 9600
- Flash: 2Mbytes
- Microphone Sensitivity: -40dB
- Microphone SNR: 58dB
- Operating temperature: 0 – 85 degrees C
Fingerprint Scanner TTL GT511C3 – 3.3V to 6V
- Model: GT-511C3
- Operating Voltage(VDC): 3 to 6
- CPU: ARM Cortex M3 Core (Holtek HT 32F2755)
- Sensors: Optical
- Image Size: 202 x 258 Pixel
- Resolution: 450 DPi
- Effective Scanning Area(mm): 20 x 16
- False Acceptance Rate (FAR): 0.001%
- False Rejection Rate(FRR): < 0.1%
- Operating Temperature : -20°C ~ +60°C
- Default Baud Rate: 9600bps
- High-Speed, High-Accuracy Fingerprint Identification using the Smack Finger 3.0 Algorithm
- Read and Write Fingerprint Templates and Databases
- Simple UART protocol (Default 9600 baud)
- Capable of 1:1 Verification and 1:N Identification
- High-accuracy & high-speed fingerprint identification technology.
- Works well with dry, moist, or rough fingerprints.
- 200 fingerprints storage.
- Easy one-touch enrolment.
- Dimensions(mm): 37 x 17 x 9.5
- Weight: 6gm
MEMS Microphone Breakout – INMP401 (ADMP401)
- -3dB roll off at 100Hz and 15kHz
- supply voltage: 1.5 to 3.3VDC
- Should comfortably output 40mW
- SNR of -62dBA
- Should comfortably output 40mW
- Omnidirectional MEMS microphone
- High SNR
- Sensitivity of −42 dBV
- Low current consumption of <250 μA
- Single-ended analogue output
- High PSRR of 70 dB
- Compatible with Sn/Pb and Pb-free solder processes
- 72 mm × 3.76 mm × 1.0 mm surface-mount package
Infrared Ir Obstacle Avoidance Detector Sensor Module Adjustable 2-180cm
- Power requirements: 5 VDC
- Communication: Digital High/Low Output
- A variety of welding methods, vertical and horizontal, to expand the scope of application
- Add precision potentiometer to adjust infrared 38KHz detection range
- Sensor detection with enabling the port, convenient signal line as bus application line
- Power-on enable port default level, the sensor enables the detection output signal
- Detection range up to 1.2 meters
- Software enhancement, setting can avoid infrared light interference of the same module or other kinds of infrared remote control devices
- Working condition of each module recorded with EEPROM, reduce the probability of mutual interference of the same paragraph to 1%
- Signal low output
- Pin SIP header, applied in breadboard or through-hole project
- On-board set jumper JP, the signal output has a latch function when shorted, otherwise, it is jog output
- Operating temperature: 32 to 158 ° F (0 to +70 ° C)
- Size: 2.4cm × 2.8cm
