Solid Relay Module 1 channel 5v low level trigger for Arduino
- 5V Solid State Relay
- Output With resistive fuse 240V 2A.
- Input Power: 5V DC (160MA).
- Input control signal voltage: 0 - 2.5V state low relay OFF/3.3V - 5V state high relay ON
- Working current: 12.5mA.
- Trigger voltage: 3.3-5V.
- Trigger current: 2mA.
- Rated output load: 100V to 240V AC (50Hz/ 60Hz) 2A per channel
- Rated input power: 5V, 160mA (all channels ON)
- Triggered at Low level (or Active Low)
- Separate LEDs showing the status of each Solid-State Relay
- Input control signal:
- Used in PLC control, home intelligent control, industry, electronic DIY etc.
- Dimension: 25mm x 34mm x 22mm
Solid Relay Module 2 channel 5v low level trigger for Arduino
- 5V Solid State 2-channel Relay
- Output With resistive fuse 240V 2A.
- Input Power: 5V DC (160MA).
- Input control signal voltage: 0 - 2.5V state low relay OFF/3.3V - 5V state high relay ON
- Working current: 12.5mA.
- Trigger voltage: 2.5v
- Trigger current: 2mA.
- Rated output load: 100V to 240V AC (50Hz/ 60Hz) 2A per channel
- Rated input power: 5V, 160mA (all channels ON)
- Triggered at Low level (or Active Low)
- Separate LEDs showing the status of each Solid-State Relay
- Input control signal:
- -Low Signal (Solid-State Relay ON / CLOSE), 0V- 2V or GND
- -High Signal (Solid-State Relay OFF / OPEN), 3.3V - 5.0V or leave it floating
- Used in PLC control, home intelligent control, industry, electronic DIY etc.
- Dimension: 25mm x 34mm x 22mm
Solid Relay Module 4 channel 5v low level trigger for Arduino
- Operating Voltage: 5V
- Operating Current: 12.5mA
- Maximum Load: 2A @ 240VAC
- Static Current: 0mA
- Channels: 4 Channel.
- Switch Max frequency: 5KHz.
- Trigger Voltage Range:
- Separate LEDs showing the status of each Solid-State Relay
- Strong anti-interference ability and stable performance
- Dimension: :57 x 55 x 25mm
Sonar Range Finder -High Performance Ultrasonic Sensor Module
- Low-cost ultrasonic rangefinder
- Size less than 1 cubic inch with easy mounting
- Resolution of 1mm
- 100mS measurement cycle
- The free run operation uses a 2Hz filter, with 100mS measurement and output cycle
- Operating temperature range from -15°C to +65°C
- Operating voltage from 2.5V to 5.5V
- Nominal current draw of 2.5mA at 3.3V, and 3.1mA at 5V
SOUND SENSOR
- IC Chip: LM393
- Operating voltage: 3.3V-5V
- operating current: 4-5 mA
- Voltage gain 26 dB (v=6v, f=1khz)
- Sensitivity of the microphone (1khz) :52 to 48 dB
- The impedance of the microphone: 2.2k ohm
- Frequency of microphone: 16 to 20 kHz
- Signal to noise ratio: 54 dB
- Signal output indication
- The output is digital.
- Single-channel signal output.
- With the retaining bolt hole, convenient installation.
- Output low level and the signal light when there is sound.
- Dimension:45*17*9mm
- Weight: 5gm
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
SPEED MEASUREMENT SENSOR
- Using imported groove optical coupling sensor, width 5mm.
- Good signal and waveform
- The strong driving ability for more than 15mA.
- Use the LM393 wide voltage comparer.
- It has the output state light, if the output is high level, the lights are off. If the output is low level, it is on.
- If it is covered, it will output a high level; otherwise, its output low level.
- Equipped with a fixed bolt hole, easy install.
- The DO output interface can be directly connected to a micro-controller IO port if there is a block detection sensor, such as the speed of the motor encoder can detect.
- DO modules can be connected to the relay, limit switch, and other functions, it can also with the active buzzer module, compose alarm.
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.
STC Automatic Programmer USB – TTL 5V 3.3V SCM Burning Programmer
- Supports 3.3V and 5V STC full range of all SCM burning procedures.
- Highest baud rate 115200
- Programmer automatically downloads without cold start, no need to frequently power down SCM.
- 4The burner with USB to TTL, USB to serial port function, can be used for USB to TTL electronic product upgrades, does not affect the normal serial communication debugging
- The success rate of STC12, STC15, STC11, STC10 series programs can be up to100%.
- Programmer uses CH340 + SCM control core.
- With 500MA self-recovery fuse, perfect to protect your computer motherboard!
- Metal aluminium shell protection burner motherboard.
- The interface definition is printed on the shell.
- When burning STC SCM, after clicking download, the light will go out, it will flash when there is data transmission, if no data transmission, it will always keep bright.
- Support win7 8 10 system (64-bit and 32-bit system)
STM32 Nucleo-64 development board with STM32F103RB MCU, supports Arduino and ST morpho connectivity
- STM32 microcontroller with LQFP64 package
- Two types of extension resources
- mbed-enabled (mbed.org)
- On-board ST-LINK/V2-1 debugger/programmer with SWD connector
- Flexible board power supply
- Three LEDs
- Two push buttons: USER and RESET
- USB re-enumeration capability: three different interfaces supported on USB
- Comprehensive free software HAL library including a variety of software examples
- Supported by wide choice of Integrated Development Environments (IDEs) including IAR, Keil, GCC-based IDEs
STM32F103C8T6 ARM board
Super Mini Elm327 V2.1 Bluetooth Obd2 OBD-Ii Car Auto Diagnostic Scanner Android
- Model Name: ELM327 OBD2 Bluetooth
- Type: code readers & scan tools
- Output protocol: Bluetooth
- Material: plastic
- Voltage: 12V
- Current: 45mA
- Wave frequency: 38400Hz
- Applicable scope: 5-10m / 16.4-32.8ft
- Item size: 49*26*30mm
- Support OBDII Protocols: SAE J1850 PWM (41.6 kbaud), SAE J1850 VPW (10.4 kbaud), SAE J1939, J1979