ISD1820 MODULE (10 SEC)
- Operating voltage: 2.6v to 5v
- Record and playback up to 10 sec
- Push-button and microcontroller controllable AGC circuit added tom increase audio playback volume
- Recording time: 8- 20 sec
- Built-in microphone
- On-chip 8-ohm speaker driver
- High quality, natural voice restored
- Available single-chip control audio recording control mode: the key to control or microcontroller, IO has drawn the line of control
- Can be used as propaganda module
- Auto power down mode
- Duration and sample rate can be extended to 20 sec by varying resistance
- Dimension: 43*34*11mm
TTP229 16WAY
- On-board TTP229 capacitive touch sensor IC
- Operating voltage 2.4V~5.5V.
- Built-in regulator with external enable / disable option.
- Operating current, @VDD=3V no load.
- At low power mode typical 2.5uA.
- At fast mode typical 9.0uA; @VDD=3V.
- The response time is about 100mS at fast mode, 200mS at low power mode
- Built-in regulator
- Adjustable sensitivity
- Two modes
- Simple 8 key mode with independent 8 Channel parallel output.
- Advanced 16 Key modes with I2C interface output.
- Provides Fast mode and Low Power mode selection by pad option (LPMB pin).
- Provides direct mode or toggle mode CMOS output or open-drain output.
- Auto calibration for life and the re-calibration period is about 4.0sec when the key has not to been touched.
- PCB Size: 49.3 x 64.5 mm
HC-05 Bluetooth Module
- Bluetooth serial port Profile
- Bluetooth protocol: Bluetooth Specification v2.0+EDR
- Frequency: 2.4GHz ISM band
- Operating Voltage: 4V to 6V (Typically +5V)
- Operating Current: 30mA
- Modulation: GFSK(Gaussian Frequency Shift Keying)
- Emission power: ≤4dBm, Class 2
- Sensitivity: ≤-84dBm at 0.1% BER
- Speed: Asynchronous: 2.1Mbps(Max) / 160 kbps, Synchronous: 1Mbps/1Mbps
- Working temperature: -20 ~ +75Centigrade
- Serial Bluetooth module for Arduino and other microcontrollers
- Range: <100m
- Works with Serial communication (USART) and TTL compatible
- Follows IEEE 802.15.1 standardized protocol
- Uses Frequency-Hopping Spread Spectrum (FHSS)
- Can operate in Master, Slave or Master/Slave mode
- Can be easily interfaced with Laptop or Mobile phones with Bluetooth
- Supported baud rate: 9600,19200,38400,57600,115200,230400,460800.
- Dimension: 26.9mm x 13mm x 2.2 mm
Wemos D1 Mini ESP8266 NodeMCU WIFI board for Arduino
- Microcontroller: ESP-8266EX
- Operating Voltage: 3.3 V
- Digital I/O Pins: 11
- Analog Input Pins 1(Max input: 3.2V)
- Clock Speed: 80MHz/160MHz
- Flash: 4M bytes
- Length: 34.2mm
- Width: 25.6mm
- Use BRT (Bias Resistor Transistor)
- Easier into flash mode.
- 30% increase in radiating area
- Good stability.
- 11 digital input/output pins, all pins have interrupt/PWM/I2C/one-wire supported(except for D0)
- 1 analog input(3.2V max input)
- Micro USB connection
- Compatible with Arduino
- Compatible with Node MCU
- Support OTA wireless uploading
- 11 x I/O pins,1 x ADC pin
Anti-Corrosion Water Level Sensor with Ball Float Switch
- Rating Contract (Max.): 10 W
- Switching Power Supply (Max.): 110VDC
- Pulse current (Max.): 0.5A
- Breakdown Voltage (Max.): 220VDC
- Current (Max.): 1A
- Resistance Contract (Max.): 100 Ω
- Operating Temperature: -10 to 60degree C
- Cable length: 40cm
- Shipment Weight: 0.02 kg
- Float Ball Size : 24×17mm
- Body Total Length: 85mm
- Total Float opening: 70°
- Float Switch ON/OFF angle: Approx. between 15° to 20°
Brass G1/4″ BSP Hall Effect Flow Sensor Water 0.35-3.0L/min OD12 WaterTurbine Flowmeter SEN-HZ41WC
- Water quality requirement: Drinking water health standards, 0-80℃.
- Flow range: 0.35 -0 Liter/min.
- Withstand hydraulic pressure: ≤1.75 MPa.
- Operating voltage: DC 4.5 - 18 Volt
- Operating current: ≤15mA.
- Insulation resistance: >100MΩ.
- Electrical strength: AC500V, 50HZ.
- Output level: Rated voltage DC5V, high level ≥4.5 Volt, low level ≤0.5 Volt.
- Pulse duty cycle: 50%.
- Flow characteristic: F=73Q, F: HZ, Q: L/min，±10%.
- Cumulative flow conversion: 1 Litre water=1780 pulse, accuracy: 8%.
SEN-HZ21WI DN15 1/2 Copper Water Flow Sensor Output Flow Sensor Switch
- Model: SEN-HZ21WI
- Material: Copper
- Colour: Gold
- Type: 1/2(External Thread Diameter)
- Water quality requirement: ≤60℃
- Flow range: 1-30L/min
- Maximum water pressure: 1.75MPa
- Three-wire connection: Red for positive pole, black for negative pole, yellow for pulse signal
- Lightweight, reasonable size, stable performance, low water pressure start, easy to install, safe to use
- Weight: approx. 95g
APDS-9930 Gesture Sensor Digital Proximity And Ambient Light Sensor For Arduino
- Working voltage:2.8-3.8V
- ALS, IR LED, and Proximity Detector in an Optical Module
- Approximates Human Eye Response
- Programmable Interrupt Function with Upper and Lower Threshold
- Programmable range from 2.7 ms to more than 8 seconds
- Up to 16-Bit Resolution
- High Sensitivity Operates Behind Darkened Glass
- Low Lux Performance at 0.01 lux;
- Ambient Light Sensing (ALS)
- Proximity detection
- I2C interface is compatible up to 400kHz (I2C fast mode) –
OV7670 Camera Module
- Model: OV7670 640X480 VGA CMOS CAMERA
- I/O Voltage: 2.5V to 3.0V
- Operating Power: 60mW/15fpsVGAYUV
- Sleeping Mode: <20μA
- Operating Temperature: -30 to 70 degrees Celsius
- Pixel Coverage: 3.6um x 3.6um
- Lens Size: 1/6″
- Vision Angle: 25 degrees
- Frame Rate: 30fps VGA
- Sensitivity: 1.3V / (Lux-sec)
- Signal to Noise Ratio: 46 dB
- Dynamic Range: 52 dB
- Browse Mode: By row
- Electronic Exposure: 1 to 510 row
- Duck Current: 12 mV/s at 60℃
- PCB Size (L x W): Approx. 1.4 x 1.4 inch / 3.5 x 3.5 cm
- Support VGA, CIF and from CIF to 40 x 30 format
- Various Pixel methods for sub-sampling; Auto Image Control: AEC, AGC, AWB, ABF, ABLC;
- Image Quality Control: Colour saturation, hue, gamma, sharpness, and anti-blooming;
- DSP includes noise reduction and defect correction; Support image scaling; Lens shading correction;
- Flicker 50/60Hz auto-detection
- Colour saturation level auto adjust
- Edge enhancement level auto adjust
- De-noise level auto adjust
- High sensitivity for low light applications
- Low voltage suitable for embedded applications
- Standard SCCB interface, compatible with I2C interface
Square MAX7219 8×8 LED Dot Matrix Display Module
- Driver Chip: MAX7219
- Input Voltage: 3.7 to 5.3 V
- Input Current: 320 mA
- Display Dimensions: 32x32x6 mm
- PCD Dimensions: 50×32 mm
- A single module can drive an 8 * 8 common cathode lattice
- Requires only 3 communication wires of MCU
- Cascading multiple Matrix LED Module is very easy
- The size of the display is very compact
- The PCB features M3 holes for mounting.
KA2284 Audio level Indicator
- Chip: KA2284.
- Wide operating supply voltage: 3.5V-16V
- `Level amplitude can be adjusted.
- AC/DC signal can be controlled through the jump line.
- High gain rectifying amplifier included(Gv=26dB)
- Low radiation noise when LED turns on
- Logarithmic indicator for 5-dot LED of bar type.
- Constant current output( 15mA)
- Minimum number of external parts required
- PCB board size: 29 x 21 mm
Attiny 85
- High Performance, Low Power AVR® 8-Bit Microcontroller
- Non-volatile Program and Data Memories
- 8K Bytes of In-System Programmable Program Memory Flash
- Endurance: 10,000 Write/Erase Cycles
- 512 Bytes In-System Programmable EEPROM
- Endurance: 100,000 Write/Erase Cycles
- 512 Bytes Internal SRAM
- Peripheral Features
- High-Frequency PWM Outputs with Separate Output Compare Registers
- USI – Universal Serial Interface (12C, SPI, 1-wire) with Start Condition Detector
- 10-bit ADC
- Single-Ended Channels
- 2 Differential ADC Channel Pairs with Programmable Gain (1x, 20x)
- Speed Grade: 0 – 10 MHz @ 2.7 – 5.5V, 0 – 20 MHz @ 4.5 – 5.5V
- Low Power Consumption
- Active Mode:1 MHz, 1.8V: 300 µA