Best I2c Serial Module

6pcs GY-521 MPU-6050 MPU6050 Module 3 Axis Accelerometer Gyroscope Sensor Module 6 DOF MPU-6050 16Bit AD Converter Data Output IIC I2C DIY Kit for Arduino

【GY-521 MPU-6050 Module】Integrates 3-axis gyroscope and 3-axis accelerator, including the hardware accelerator engine for devices connected to the second I2C port.
【Built-in Chip】With three 16-bit analog-to-digital converters (ADCs) for digitizing the gyroscope outputs and another three ones for digitizing the accelerometer outputs..
【Easy to use】The measured values of the sensor can be interrogated by the I2C interface. The accelerometer can be operated at both 3.3V and 5V. Suitable for Arduino and Raspberry Pi..
【User-programmable Gyroscope】With a full-scale range of ±250, ±500, ±1000, and ±2000°/sec (dps) and a user-programmable accelerometer with a full-scale range of ±2g, ±4g, ±8g, and ±16g Supports the I2C serial interface and has a separate VLOGIC reference pin..
【Universal Usable】The sensor can be used to develop various entertaining applications and systems. Ideal for projects with gaming and virtual reality devices, GPS navigation (for drones and RC planes) and DIY robots..

AITIAO RTC clock module temperature range: -40 ° C to +85 ° C,the precision of digital temperature sensor is ±3°C.
the timing accuracy kept at ± 5ppm (± 0.432 sec / day).
AITIAO DS3231 High Precision RTC Clock Memory Module are CONVENIENT TO USE，because itself can be adapted to 3.3 V and 5 V system, no level conversion, it is super convenient.
Complete clock calendar functions include seconds, minutes, hours, day, date, month and year timing, provide valid until the year 2100 leap year.
Package Includes: 4Pcs DS3231 High Precision RTC Real Time Clock Module (battery are included).

The PCF8574 IO Expansion Board provides general-purpose remote I O expansion via the two-wire bidirectional I2C-bus (serial clock (SCL), serial data (SDA)..
The main resources: PCF8574, I2C interface, the 8-bit parallel.
Typical applications: for I / O resource constraints the MCU I / O expansion.
PCF8574T expansion board applicable to a variety of platforms including AVR / ARM.
PCF8574T PCF8574 IO expansion board support I2C bus cascade (by pin header row seat docking methods can be used simultaneously multiple I2C modules).

The LCD has always been a device that acts as a window in human-computer interaction. For example, the prompt window on some instrument devices, the temperature and humidity prompt box, the device running status monitor, and the prompt screen of the counting device all have LCD figures..
The common LCD1602, LCD2004, and LCD12864 are fabricated using liquid crystal materials and communicated using the I2C bus..
It is a high-performance serial bus with bus rules and high-speed or low-speed device synchronization required for multi-master systems. The I2C bus has only two bidirectional signal lines, a serial data line (SDA) and a serial clock line (SCL)..
Compatible with all devices with I2C interfaces, such as Arduino, raspberry pi, beagle bone black, tinker board, stm32, esp32 and more..

INA219 module is an I2C interface with a drift, bi-directional current / power monitor integrated circuit (IC), and further expand the energy-saving....
INA219 I2C Bi-directional DC Current Power Supply Sensor, Working Voltage 3~5V.
INA219 module small size, low cost, high accuracy. It not only can monitor the voltage drop across a shunt resistor on the sensing shunt supply....
INA219 can be achieved within the maximum error accuracy of +1% from -40° C to 85° C temperature range, the maximum offset is 100 uV. The....
Appliaction:The module is used for I2C port zero drift / bidirectional current / power monitoring sensor module. The device is available in a SOT23....

What will you get: there are 5 pieces OLED display module with blue display color, self-illuminated and no need backlight.
Power-saving display: the I2c oled display performs better than the traditional LCD display and with lower consumption sicne the IIC (I2C communications) simplifies connections.
Please note that these I2C OLED display module comes without pin headers.
More details: use compatible with Arduino, ESP8266, ESP32, STM32, etc..
Good compatibility: this i2c oled display module is compatitable with Raspberry Pi 4B/3B+/3B/2B/Zero, compatitable with Arduino, also compatitable for ESP8266, ESP32, STM32, etc..
Product manual: as shown in the instructions.

What will you get: there are 5 pieces OLED display module with classic display color, self-illuminated and no need backlight.
Power-saving display: the I2C oled display performs better than the traditional LCD display and with lower consumption the IIC (I2C communications) simplifies connections.
Please note that these I2C OLED display module comes without pin headers.
More details: use compatible with Arduino, ESP8266, ESP32, STM32, etc..
Good compatibility: this i2c oled display module is compatible with Raspberry Pi 4B/3B+/3B/2B/Zero, compatible with Arduino, also compatible with ESP8266, ESP32, STM32, etc..
Product manual: as shown in the instructions.

1602 lcd screen can display 2-lines x 16-characters with built-in industry standard HD44780 equivalent LCD controller.
LCD1602 1602 LCD module working voltage: 5V.
To come with a potentiometer, which is applied to adjust backlight and contrast.
It only takes two I/O port thus saving more for other usages. You can adjust the contrast by the potentiometer at its back. If you don’t want the back light, you can also unplug the jumper cap at the LCD back..
LCD1602 1602 LCD module compatible with copiers, fax machines, laser printers, industrial test equipment, networking equipment such as routers and storage devices..
1602 display function: LCD display with I2C serial interface can be applied to display real time clock, temperature, humidity and so on..

Product description document, get the link in Product information, new version: First row GND pin instead of VCC, the pin is already soldered, you don’t need to solder it yourself! High quality, low price, 40 DuPont lines are free..
I2c IIC Serial Oled LCD LED Blue Display Module: Interface: VCC: 3.3-5V.
It is OLED display without backlight and it is low power dissipation.The thickness of galss is only 1.4mm. Color: White.
The IIC address can be changed, it is convenient to use with different machines. Driver IC: SSD1306.
Supported platforms: for ar duino, 51 series, MSP430 series, STIM32 / 2, SCR chips..
40pcs Du-pont Wires: 20cm/7.87 inch, 2.54mm 1p-1p pin head. The male ends meant for insertion into standard 0.1"(2.54mm) female sockets and the female ends are meant for insertion into standard 0.1"(2.54mm) male headers. They can be used for PCB project, pc motherboard..