Reviews Communication Module

Autowbrake - Plug and Tow Trailer Mounted Electric Brake Controller

The perfect multiple vehicle-shared trailer solution, suitable for any trailer with up to 3 axles.
Hand Held control unit in the Tow Vehicle, Trailer Power Module on the Trailer.
Wireless communication between the remote hand unit and trailer mounted power module.
Proportional braking, forward and reverse, no level adjustment necessary.Trailer braking power supplied via 7-Way Connector from the vehicle.
Compatible with tow vehicles that have multiplex wiring systems.

The MF522-AN module design the circuit of card read by using the original Philips MFRC522 chip..
Easy to use, low cost, and applicable to equipment development and card reader development etc..
Applicable for the user who need to design or manufacture the RF card terminal..
The module can be directly loaded into the various reader molds..
The module use a voltage of 3.3V, it can connected communication with user's any CPU mainboard through several lines of SPI interface, it can ensure stable and reliable work, and reader distance..

Built-in 16bit AD converter chip, 16bit data output.
Power supply: 3-5v (low dropout internal regulator).
Communication: IIC / SPI standard communication protocol.
MPU9250 + BMP280 module (Three-axis gyroscope + triaxial accelerometer + triaxial magnetic field + pressure).

The MF522-AN module design the circuit of card read by using the original Philips MFRC522 chip..
Easy to use, low cost, and applicable to equipment development and card reader development etc..
Applicable for the user who need to design or manufacture the RF card terminal..
The module can be directly loaded into the various reader molds..
The module use a voltage of 3.3V, it can connected communication with user's any CPU mainboard through several lines of SPI interface, it can ensure stable and reliable work, and reader distance..

The SIM7600A-H 4G HAT (Based on SIM7600A-H) is a 4G communication and GNSS positioning module, Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards(compatible with Raspberry Pi Zero/Zero W/Zero WH/2B/3B/3B+/4B) and Jetson Nano. LTE-FDD B2/B4/B12 Brand,supports LTE CAT4 up to 150Mbps for downlink data transfer.This module is mainly applicable in North America (US,CA).
You can connect this 4G module with computer to surf the Internet, or attach it onto Raspberry Pi to enable functions like 4G high speed connection, wireless communication, making telephone call, sending SMS, global positioning, etc..
Onboard USB interface, to test AT Commands, get GPS positioning data,etc.Onboard CP2102 USB to UART converter, for serial debugging.Onboard audio jack and audio decoder for making telephone call.Onboard voltage translator, operating voltage can be configured to 3.3V or 5V via jumper.
Supports dial-up, telephone call, SMS, MMS, mail, TCP, UDP, DTMF, HTTP, FTP, etc.Supports GPS, BeiDou, Glonass, LBS base station positioning.Supports SIM application toolkit: SAT Class 3, USAT..

This Ir transmitter sensor module is directly launched by a single tube.
It requires waveform modulation through the program.
Pin Definitions: (1) Output (2) Vcc (3) GND.
Attention: The white smudge is not corrosion damage, it's flux, can wipe it off with a rag, does not affect the use of the module.
Widely used for infrared communication, infrared remote control, apply to a variety of platforms including Arduino/51/AVR/ARM.
With signal indicating LED, easy to observe and debug..

...PU, high-performance VPU and high-efficiency NPU. The GPU supports OpenGL ES3.2/2.0/1.1, Vulkan1.1. The VPU can achieve 4K 60fps H.265/H.264/VP9 video decoding and 1080P 100fps H.265/ H.264 video encoding. The NPU supports one-click switching of mainstream frameworks like Caffe/TensorFlow.
[Powerful wireless network communication] Supporting WiFi 6 (802.11ax) wireless network communication, it features high-speed transmission, lower packet loss rate and retransmission rate, which more effectively reduces data congestion, making the transmission more stable and secure. It can also be connected to 5G/4G module, enabling the product to have a higher-rate, larger-capacity and lower-latency communication.
[Various display interfaces] With MIPI-CSI x1, MIPI-DSI x1, HDMI2.0, EDP video interfaces, it can support up to three screen output with different display. The built-in 8M ISP supports dual cameras （Need MIPI Adapter Board to support dual camera）and HDR. Video input interface can be connected to an external camera or multiple cameras. The board can be used in NVRs, intelligent terminals, multimedia advertising players and other products.
Any technical issues after purchase please contact with our tech-support team by clicking "SmartFly info" and ask a q....

❃❃ Package Included：3 x ACS712 Hall Effect Current Sensor Module + 3x Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor.
❃❃A wide range of applications:The current sensor ACS712 provides economical and accurate solutions for ac or dc sensing in industrial, commercial and communication systems. Typical applications include motor control, load detection and management, switching power supply and overcurrent fault protection..
❃❃ACS712 Hall Effect Current Sensor Module：Chip: ACS712ELC-30A.
Pin 5V power supply, on-board power indicator.
❃❃Voltage Sensor Module：Voltage input range: DC0-25V.
input : Terminal cathode connected to VCC, GND negative pole.
Output interface: "+" then 5/3.3V, "-" then GND, "s" then the for AD pins..
❃❃Perfect Combination：Using this product can measure both voltage and current, very suitable for DIY electronic design projects..

Note: The white smudge is not corrosion damage, it's flux, can wipe it off with a rag, does not affect the use of the module.
This ir transmitter sensor module is directly launched by a single tube, it requires waveform modulation through the program..
It is suitable for infrared communication, infrared remote control, apply to a variety of platforms including Arduino/51/AVR/ARM.
With signal indicating LED, easy to observe and debug..
Pin Definitions: (1) Output (2) Vcc (3) GND.