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QSMP-15W module adds wireless connectivity to cost-optimised STM32MP1 MPU platform for IoT & Industry 4.0 applications

QFN-style 27mm2 SoM adds Wi-Fi & Bluetooth to ARM Cortex-A7 + Cortex-M4 architecture to support diverse range of embedded applications

Oxfordshire, UK, March 2026: Direct Insight, the UK-based technical systems integrator focused on system-on-module solutions, can now deliver and support development for cost-optimised embedded systems applications that require integrated wireless connectivity with the QSMP-15W solder-down QFN-style SoM (system-on-module), featuring an industrial-grade STM32MP1 MPU and a Murata Wi-Fi + Bluetooth module.

Adding wireless capabilities to embedded solutions presents three main challenges,” observes David Pashley, co-founder & Managing Director at Direct Insight. “Obviously, implementing the connectivity itselfbut also ensuring it meets regulatory standards in terms of EMC compliance, as well as addressing cybersecurity concerns.

Manufactured by Direct Insight’s long-standing partner, Ka-Ro Electronics, the new QSMP-15W is a system-on-module featuring STMicroelectronics’ STM32MP157C microprocessor – based on the flexible architecture of a dual-core ARM Cortex-A7, clocked at 650MHz, and a 209MHz ARM Cortex-M4 coprocessor, combined with a dedicated 3D GPU. The module adds 512MB of DDR3L RAM and 4GB eMMC Flash, integrated on a tiny 27mm x 27mm solder-down package, with a height of 2.3mm. Its QFN-type pinout features a 1mm pitch with 100 edge-located pads, providing unparalleled miniaturisation, thermal efficiency and EMI minimisation. A full industrial operating temperature range of -40°C to +85°C is supported and the module requires a single 3.3v supply.

A wide range of I/O interfaces is supported, including CAN bus, UART, SPI, I2C, audio, Gigabit Ethernet, SD, USB and a MIPI-DSI display interface. In addition, the Murata Type 2AE Wi-Fi + Bluetooth module supports dual-band 2.4GHz and 5GHz Wi-Fi 802.11a/b/g/n/ac + Bluetooth 5.2 BR/EDR/LE. Its Infineon CYW4373E chipset implements sophisticated coexistence hardware mechanisms and algorithms, ensuring that WLAN and Bluetooth collaboration is optimised for maximum performance. Packaged in a compact shielded form factor, the module is ideal for size- and power-sensitive applications such as industrial IoT and smart home applications.

Advanced security and power management features on the SoM also support IoT and industrial applications, ready for low-power and CRA-compliant system implementations. The QSMP-15W comes with a dedicated development system, equipped with a Linux BSP (board support package). A development kit is also available, including a Molex 2.4/5GHz balanced PCB antenna.

Learn more, download the datasheet, and order modules or development kits at: directinsight.co.uk/system-on-modules/karo-qsmp-series-qfn-style-solder-down-modules/ 

About Direct Insight

The increasing complexity of electronics hardware & software has the potential to increase project timescales, yet at the same time, most development teams are faced with ever more demanding time-to-market pressures. Founded in 1992, UK value-added reseller, systems integrator & compliance specialist, Direct Insight has helped hundreds of development teams to upgrade to the latest SoC, FPGA and OS technology by choosing the right off-the-shelf hardware, software & tools, by providing the required support & services to fill the gaps, and by allowing customer development teams to focus on their differentiating core skills to deliver excellent products. Key partners include: OS supplier, QNX; Ka-Ro Electronics, the German designer & manufacturer of embedded modules; ITTIA high performance data management; and most recently, German SoM producer, MicroSys Electronics.

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