Official 7Semi-TCA9548A I2C Multiplexer Board – 8-Channel I2C Bus Switch
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8-Channel I2C Multiplexer / Switch
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Based on TI TCA9548APWR IC
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Solves I2C Address Conflicts
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Independently Controlled I2C Channels (SD0–SD7)
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Software-Selectable Channel Control
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Supports Multi-Master & Multi-Slave I2C
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3.3V Logic Level Compatible
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Low-Power, Compact PCB Design
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Reset Pin for Reliable Operation
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Ideal for Raspberry Pi, STM32, ESP32 & Robotics Applications
Official 7Semi VL53L1X ToF Distance Sensor Breakout – 4 Meter
- VL53L1X Time-of-Flight (ToF) sensor breakout for distance measurement.
- High-Precision Ranging – Measures distances up to 4 meters with ±5% accuracy and 1mm resolution.
- Fast Response – Supports measurement frequencies up to 50 Hz for real-time applications.
- I²C Communication – Simple digital interface for integration with microcontrollers and embedded systems.
- Compact & Reliable – Small breakout design with stable operation under varying lighting conditions.
- Wide Applications – Ideal for robotics, drones, autonomous navigation, smart sensing, and IoT devices.
Official 7Semi UART Serial to RS485 Converter Breakout – MAX485
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Powered by MAX485 RS485 transceiver
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Reliable long-distance serial communication
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High noise immunity with EMI reduction
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Low power consumption design
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Built-in thermal shutdown and short-circuit protection
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Fail-safe receiver for stable data output
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Ideal for industrial and embedded applications
Official 7Semi UART Mux Demux Breakout Board – 4 Channel (SN74LV4052)
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Official 7Semi UART Mux Demux Breakout Board
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Based on SN74LV4052 dual 4-channel multiplexer
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Switch multiple UART devices using one UART port
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Wide operating voltage range 1.65V – 5.5V
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Supports both analog and digital signals
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Low power and fast switching performance
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Breadboard-friendly and easy to integrate
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Ideal for IoT, robotics, and embedded systems
Official 7Semi TPS61023 3.7A 5V Out Mini Boost Converter
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5V Fixed Output Boost Converter
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Up to 3.7A Output Current
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Wide Input Voltage: 1.5V–5.5V
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Based on TI TPS61023 IC
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High Efficiency up to 94%
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1 MHz Switching Frequency
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Compact Mini Breakout Board
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Built-In Overvoltage Protection
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Thermal Shutdown & Short-Circuit Protection
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Ideal for Battery & Portable Applications
Official 7Semi STM8S003F3 Anchor STM8 Mini Development Board
- High-Performance 8-bit Microcontroller: Powered by STM8S003F3P6 with 8 Kbytes Flash memory and a 16 MHz CPU, ensuring fast and efficient processing.
- Integrated EEPROM: Provides up to 100,000 write/erase cycles for enhanced reliability in data storage.
- Compact and Versatile Design: Space-efficient with versatile connectivity options including ports, headers, and a USB Type-C connector.
- On-Board Debugging Support: Features a SWIM connector for easy programming and debugging.
- Robust System Security: Includes independent watchdogs with separate clock sources and a clock security system for enhanced device reliability.
- Cost-Effective Solution: Ideal for a variety of applications, offering a high level of system integration and reducing overall development costs.
Official 7Semi STM32G0B1RET6 Development Board – Arm Cortex-M0+ MCU, 512KB Flash, 144KB RAM
- Beginner-friendly layout with labeled headers and USB power
- CAN (FDCAN) support – ideal for automotive and industrial use
- Built-in ADC, DAC, PWM, and timers – ready for sensing and control
- Up to 64 GPIO pins – tons of I/O flexibility for your sensors, displays, and peripherals
- Plug-and-play USB-C for input power with onboard reset/user buttons and LED indicators
Official 7Semi STM32G050F6P6 STM32 Mini Development Board
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STM32G050F6P6 microcontroller delivering strong processing capability with up to 48KB flash memory and 6KB RAM
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Compact, pocket-sized design with essential peripherals including GPIOs, timers, and ADC for connecting sensors and actuators
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Easy powering and programming through the onboard USB Micro-B connector for a clean and simple setup
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Beginner-friendly layout with accessible documentation, datasheets, and example code
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Broad compatibility with the STM32 ecosystem for both hobbyist and professional applications
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Operating frequency up to 72 MHz
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32K flash memory and 20K SRAM
Official 7Semi STM32G030K6T6 STM32 Development Board
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High-Performance STM32 Chip: Powered by STM32G030K6 with 64 MHz core, 32K Flash, and 8K RAM for optimal processing capabilities.
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Integrated Memory Protection and Enhanced I/Os: Onboard 8K SRAM and up to 64K Flash memory with multiple protections, versatile I/Os, and a variety of communication interfaces (I2Cs, SPIs, USARTs).
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Comprehensive Peripheral Support: Includes 12-bit ADC with up to 19 channels, advanced PWM timer, 16-bit timers, and watchdog timers for reliable system control.
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USB-C Power Supply and Debugging Interface: USB-C compatibility for efficient power management and SWD debugging interface for seamless emulator connections.
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Onboard Control and Indicator Lights: Equipped with a power indicator, programmable LED, and reset button for real-time status updates and easy user control.
Official 7Semi STM32G030F6P6 Anchor STM32 Mini Development Board
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ARM Cortex-M0+ core based on the STM32G030F6P6 microcontroller for efficient processing
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USB-C type power supply for easy powering and reliable connectivity
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Reset button for quick and convenient board reset during development and debugging
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SWD interface supporting Serial Wire Debug for programming and debugging tasks
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Basic circuitry included for standard operation of the STM32F030R8T6 chip
Official 7Semi STM32G030C8T6 ARM STM32 mini Development Board
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High-Performance MCU: ARM Cortex-M0+ 32-bit core running at 64 MHz for efficient processing
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Ample Flash Storage: Equipped with 64 KB Flash memory to support complex codebases
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Breadboard-Compatible: Designed to plug directly into breadboards for simplified prototyping
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Modern USB-C Connectivity: Reversible USB Type-C port for easy, reliable power and data connection
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Integrated Reset Button: Easily reset the board during development and testing
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Dual Programming Support: Supports ST bootloader flashing and SWD-based debugging/programming tools
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Compact and Durable Design: Small footprint and robust construction ideal for embedded environments
Official 7Semi STM32C011J6M6 STM32 Micro Development Board
Official 7Semi ST-LINK/V2, ST-LINK/V2.1 Debugger Programmer USB, Original STM Chip
Official 7Semi ST-LINK V2/V2.1 USB-C Debugger Programmer for STM32 MCUs
- Supports 1.65 V to 5.5 V on the SWIM interface and 1.65 V to 3.6 V on the JTAG/SWD interface.
- USB 2.0 full-speed compatible interface for seamless connection with modern computers.
- SWIM cable supports both ERNI connectors and pin headers.
- 5V power supplied via a USB connector.
- Supports JTAG/SWD and SWV (Serial Wire Viewer) communication.
- Operating temperature: 0C to 50C.
- 1000 Vrms high isolation voltage for ST-LINK/V2-ISOL variant
Official 7Semi SHT45 Digital Humidity and Temperature Sensor Probe 0.1C Accuracy 1% RH 16bit I2C
- Digital output, I2C interface (I2C address 0x44)
- Fully functional in condensing environment
- Variable power heater
- NIST traceability
- Breatable shell
- Corrosion resistance
- High temperature resistance
- Large air permeability, fast gas humidity flow and exchange rate, uniform divergence.
- Excellent ability of anti-dust, anti-corrosion and waterproof (IP65）
Official 7Semi SHT40 Humidity and Temperature Sensor Probe
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High-accuracy digital temperature and humidity sensor
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Wide measurement range for extreme environments
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Ultra-low power consumption for battery-operated systems
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Stainless steel protective housing with breathable design
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I2C interface for easy system integration
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Factory calibrated with NIST traceability
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Built-in heater for stable humidity readings
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Designed for harsh and industrial environments
Official 7Semi SCD41 High Accuracy CO2, Temperature and Humidity Sensor Breakout I2C
- Photoacoustic CO2 sensor technology
- Integrated temperature and humidity sensor
- Measurement range: 400 ppm – 5000 ppm
- Accuracy: +-(50 ppm + 5 % of reading)
- Current consumption: 17 mA (meas. rate = 5 s) / 0.5 mA (meas. rate = 5 min)
- Fully calibrated and linearized
- I2C digital interface
Official 7Semi SCD40 CO2, Temperature and Humidity Sensor Breakout I2C
- Photoacoustic CO2 sensor technology (carbon dioxide sensor)
- Integrated temperature and humidity sensor
- Measurement range: 400 ppm – 2000 ppm
- Accuracy: +-(50 ppm + 5 % of reading)
- Current consumption: 17 mA (meas. rate = 5 s) / 0.5 mA (meas. rate = 5 min)
- Fully calibrated and linearized
- I2C digital interface
Official 7Semi SC18IM704 UART to I2C Bus Bridge Breakout
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Official 7Semi SC18IM704 UART to I2C Bus Bridge Breakout
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Enables seamless UART to I2C protocol conversion
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Supports UART baud rates up to 460.8 kbps
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256-byte FIFO buffer for reliable data transfer
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ASCII-based command interface for easy control
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User-configurable GPIO pins for added flexibility
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Ideal for embedded systems and industrial applications
Official 7SEMI PT100 RTD Temperature Sensor Probe 3-wire 1m -70~300C
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High-precision PT100 RTD temperature sensor probe
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Wide temperature measurement range from −70°C to +300°C
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Uses premium JUMO platinum RTD chip for reliable accuracy
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3-wire configuration for improved measurement stability
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Complies with IEC 60751 Class A / F0.15 standards
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Stainless steel probe with waterproof construction
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2-inch probe length with 1-meter durable cable
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Suitable for industrial, laboratory, HVAC, and process control applications
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Designed for long-term stability and harsh environments
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Ideal for professional and precision temperature monitoring
