Shield designed for minicomputer Raspberry Pi with converter RS232 and RS485. The module uses a combination of three systems: two-channel UART SC16IS752 expander and RS232 SP3232 and RS485 SP3485 transceiver. The board is equipped with fuses and TVS diodes, which can effectively suppress surge voltage and transient spike voltage in the circuit and improve shock resistance. Communication takes place via the SPI interface. The shield uses a standard 40-pin Raspberry Pi connector. Full documentation is available on the product page.

Manufacturer BTC Korporacja sp. z o. o. Lwowska 5 05-120 Legionowo Poland sprzedaz@kamami.pl 22 767 36 20
Responsible person BTC Korporacja sp. z o. o. Lwowska 5 05-120 Legionowo Poland sprzedaz@kamami.pl 22 767 36 20
The latest version of the Raspberry Pi series: Raspberry Pi 4 model B with quad-core SoC (Broadcom BCM2711, Cortex-A72) working at 1.8GHz, 1GB RAM LPDDR4, Broadcom VideoCore VI layout.
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The latest version of the Raspberry Pi series: Raspberry Pi 4 model B with quad-core SoC (Broadcom BCM2711, Cortex-A72) working at 1.8GHz, 2GB RAM LPDDR4, Broadcom VideoCore VI.
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The long-awaited Raspberry Pi 4 model B with the SoC Broadcom BCM2711 SoC (4 x Cortex-A72) running at 1.8 GHz, 4 GB LPDDR4 RAM and the Broadcom VideoCore VI graphics chip
The long-awaited Raspberry Pi 4 model B with the SoC Broadcom BCM2711 SoC (4 x Cortex-A72) running at 1.8GHz, 8 GB LPDDR4 RAM and the Broadcom VideoCore VI graphics chip
PoE HAT (G) allows Raspberry Pi 5 to be powered without the need for an additional power cable, using only an Ethernet cable compatible with Power over Ethernet technology. With high output power and a compact design, the HAT is ideal for projects requiring stability, space efficiency, and clean integration—especially when used with the official Raspberry Pi 5 case.
Expansion board with GSM/GPRS module designed for Arduino and Raspberry Pi. It uses the Quectel M95 chip, the board has two audio connectors, a microSD slot and a dual SIM slot. A-GSM II Shield
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The PCIe Expansion HAT+ for Gigabit ETH USB3.2 allows the Raspberry Pi 5 to be extended with three high-speed USB 3.2 Gen1 ports and one Gigabit Ethernet connector, using the 16-pin PCIe interface. The device operates without the need for driver installation and offers full support for popular Linux systems. Thanks to additional features such as power monitoring and USB port power control, the module is ideal for advanced networking projects, home servers, and expanded workstations based on the Raspberry Pi 5.
The PCIe HAT for 4G/5G modems and USB 3.2 Gen1 enables integration of high-speed cellular connectivity and USB port expansion in Raspberry Pi 5 projects. It supports M.2 Key B standard modems, ensuring compatibility with a wide range of frequencies and SIM card formats. The built-in power monitoring system and HAT+ compliance allow for advanced power management. Ideal for use in industrial routers, IoT gateways, mobile communication systems, and projects requiring fast 4G/5G network access.
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Modern SSDs are most commonly equipped with a high-speed NVMe interface, implemented through an NGFF connector with an M-key, known as M.2 M-key. The KAmod USB-PCIE-M2 adapter allows you to connect an M.2 M-key SSD to a computer via a USB port.
Expansion board with LoRaWAN SX1302 and GNSS L76B dedicated to the Raspberry Pi. The kit includes the 868M antenna, GPS and cables. Waveshare SX1302 868M LoRaWAN Gateway HAT
Expansion board with LoRa E22-900T22S module for Raspberry Pi. Allows communication in the 868 MHz frequency band. Waveshare SX1262 868M LoRa HAT
Set with the SIMCom 4G module SIM7600G-H designed to work with the Raspberry Pi minicomputer. It supports 4G, 3G, 2G networks and GNSS positioning. Waveshare SIM7600G-H-M2 4G HAT
Adapter in the form of a HAT+ cover for Raspberry Pi 5 enabling the connection of drives, AI accelerators and other modules in the M.2 standard with an M key. The board supports drives in the 2230 and 2242 format and provides transfer speeds of up to 500 MB/s. Raspberry Pi SC1166
The PoE M.2 E KEY HAT+ Acce A kit expands the capabilities of the Raspberry Pi 5 with modern communication interfaces and Power over Ethernet (PoE) power supply. It enables the use of the Intel AX210 wireless module with support for Wi-Fi 6E and Bluetooth 5.3, providing fast and stable network access as well as wireless connectivity. With 5 V and 12 V power outputs, the adapter also serves as a power source for additional modules and devices in networking, industrial, and IoT projects.
Versatile CAN bus interface based on the MCP2518FD controller, enabling communication in CAN 2.0 and CAN FD modes via SPI interface, compatible with SBC computers, including Raspberry Pi 5, with additional security and the ability to support two modules simultaneously
The HAT module is designed to integrate with the Raspberry Pi, which allows the connection of the LoRaWAN Gateway WM1302 module in mini-PCIe format. Equipped with a LoRaWAN authorization chip and a GPS module, this module creates a complete LoRaWAN communication gateway, ideal for IoT applications such as smart farming and cities. Seeed Studio 113100022
A 3-port HUB module with a USB 2.0 interface with an RJ45 connector, designed to work with the Raspberry Pi minicomputer. Waveshare ETH/USB HUB HAT (B)
The set with the RM500Q-GL module is designed to work with the Raspberry Pi minicomputer. It supports 5G, 4G and 3G networks and supports GNSS positioning. Waveshare RM500Q-GL 5G HAT (EU)
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GSM/GNSS expansion module dedicated to Raspberry Pi minicomputers. Allows to equip RPi with LTE Cat-1/3G/2G communication and positioning within GPS, BeiDou, Glonass, GALILEO, QZSS navigation systems. Waveshare SIM7600E LTE Cat-1 HAT
A two-channel RS485 expansion module designed for the Raspberry Pi. It uses the TP75176E transceiver and CH432T chip and offers a stable connection between devices. DFRobot DFR0824
Module with RS232 and RS485 interface dedicated to Raspberry Pi minicomputer. Communication takes place via the SPI interface. Waveshare RS485 RS232 HAT