The WIZnet Ethernet HAT is a small, versatile expansion board designed to add Ethernet connectivity to single-board computers such as the Raspberry Pi. The HAT (which stands for “Hardware Attached on Top”) plugs directly into the Pi’s 40-pin GPIO header, and includes an Ethernet controller chip, RJ45 connector, and associated circuitry.

The WIZnet Ethernet HAT supports both 10/100Mbps Ethernet speeds and uses the popular W5500 chip, which provides a wide range of features such as TCP/IP protocol stack, network configuration, and data transfer. It also supports various network protocols such as TCP, UDP, ICMP, IPv4, ARP, IGMP, and PPPoE.

Features:

1. Includes W5100S
2. Supports Hardwired Internet Protocols: TCP, UDP, WOL over UDP, ICMP, IGMPv1/v2, IPv4, ARP, PPPoE
3. Supports 4 Independent Hardware SOCKETs simultaneously
4. Internal 16 Kbytes Memory for TX/ RX Buffers
5. Built-in LDO (LM8805SF5-33V)
6. SPI Interface 5V I/O tolerance
7. 10 / 100 Ethernet PHY embedded
8. Supports Auto-Negotiation
9. Full / Half Duplex
10. Built-in RJ45 (RB1-125BAG1A)

Specification:

1. Support Protocols: TCP, UDP, WOL over UDP, ICMP, IGMPv1/v2, IPv4, ARP, PPPoE
2. Internal Memory: 16 Kbytes Memory for TX/ RX Buffers
3. Operation Voltage: 3.3V / 5V
4. Interface: SPI Interface 5V I/O tolerance
5. Supports Auto Negotiation: Full / Half Duplex 10 / 100 Based

Package Includes:

1 x WIZnet Ethernet HAT

Isolated RS485 CAN HAT (B) For Raspberry Pi, 2-Ch RS485 And 1-Ch CAN, Multi Protections

Features: 

1. Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi, series boards
2. 1-Ch CAN, adopts MCP2515 controller and CAN transceiver, converts SPI to CAN
3. 2-Ch RS485 adopts SC16IS752+SP3485 dual-chip combination, converts SPI to RS485
4. The onboard power conversion circuit supports an 8~28V wide voltage power supply and can power the Raspberry Pi at the same time
5. Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal
6. Onboard unibody digital isolation, for isolating the signal, reliable and jam-proof, low power consumption
7. Onboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightning-proof & anti-electrostatic
8. Onboard resettable fuse and protection diodes, ensures the current/voltage stable outputs, provide over-current/over-voltage proof, improve shock resistance
9. Onboard 120Ω terminal resistor, configured by jumper
10. Onboard terminals and pin headers make, a more convenient connection
11. Breakout SPI control pins, for connecting with host control boards

Specifications:

1. Operating Voltage: 3.3V
2. Expanded Interface: 2-Ch RS485 + 1-Ch CAN
3. Communication Interface: SPI
4. CAN Controller: MCP2515
5. CAN Transceiver: SIT65HVD230DR/SN65HVD23D
6. CAN Baud Rate: ≦1Mbps
7. UART Expansion Chip: SC16IS752
8. RS485 TRANSCEIVER SP3485
9. RS485 Baud Rate: 300~921600 bps
10. Power Supply External power supply terminal OR Raspberry Pi
11. External Power Supply Range: DC 8~28V

Package Include:

1 x Waveshare Isolated RS485 CAN HAT (B) For Raspberry Pi, 2-Ch RS485 and 1-Ch CAN, Multi Protections

CM4-DUAL-ETH-WIFI6-BASE, the IO board of the Raspberry Pi Compute Module 4, is a carrier board that can be used with the Raspberry Pi Compute Module 4 and supports 7~12V DC power supply, and the board has three USB ports 2.0, WIFI6, dual Ethernet ports, suitable for soft routing and other scenarios that require multiple Ethernet ports.

Features:

1. supports 7~12V DC power supply
2. Compatible With The Following Types Of WIFI Modules With M.2 A/E KEY Interface
3. Support Access To WIFI6 Module, Make It Easy To Build Raspberry Pi CM4 Mini PC With WIFI Function
4. Standard CM4 Socket And Color-Coded Raspberry Pi 40PIN GPIO Header Suitable For Compute Module 4 Lite/EMMC Series Module

Specifications:

1. Power Input: 7V-36V
2. CM4 Socket: suitable for all variants of Compute Module 4
3. Networking: Gigabit Ethernet RJ45 connector × 1; 100M Ethernet RJ45 connector × 1
4. USB: USB 2.0 port × 3
5. PCIE: M.2 E KEY
6. PIN Header: 40PIN GPIO header × 1
7. DSI Display: MIPI DSI display port × 1, 15pin 1.0mm FPC connector
8. CSI Camera: MIPI CSI-2 camera port × 2, 15pin 1.0mm FPC connector
9. HDMI: HDMI × 2, support 4K 30fps output
10. RTC: Real-time clock with a battery socket and ability to wake Compute Module 4
11. TF CARD SLOT: TF card socket for Compute Module 4 Lite (without eMMC) variants

Package Includes:

1 x Waveshare WIFI6 Dual ETH Base Board/Mini-Computer Designed for Raspberry Pi Compute Module 4(NOT Included), Onboard M.2 E KEY Slot

This is a CM4 To Pi 4B Adapter for Raspberry Pi and is an alternative solution for Raspberry Pi 4B. Onboard 4 x USB3.0 ports, Gigabit Ethernet port, PoE header, and so on.

Features:

1. Onboard standard CM4 connector, support access to CM4 Lite / eMMc series boards with Quad Core Cortex A72 64-bit processor, more powerful performance
2. Easily compatible with the interfaces of Raspberry Pi 4B board, the DISPLAY port position is inconsistent with the main board of Raspberry Pi 4B
3. Onboard 4-ch USB 3.0 ports, compatible with USB 2.0 / 1.1 transmission
4. Onboard RJ45 Gigabit Ethernet port, 10 / 100 / 1000 M adaptive
5. Onboard PoE header, for connecting PoE HATs
6. DSI interface is DSI1
7. USB Type C interface is for the power supply or can be used as the USB SLAVE interface for programming images
8. Do not connect to other devices when using the micro USB port to program the image for ensuring the power supply of CM4
9. CM4 must be provided by 5V 2A, or it will shut down, lower frequency, etc.

Package Includes:

1 x Waveshare CM4 To Pi 4B Adapter for Raspberry Pi

2-Channel Isolated CAN Bus Expansion HAT For Raspberry Pi, MCP2515 + SN65HVD230 Dual Chips Solution, Multi Onboard Protection Circuits. Enable Isolated And Stable CAN Bus Capability For Your Raspberry Pi .Standard Raspberry Pi 40PIN GPIO Header, Customized For Raspberry Pi Series Boards .MCP2515 CAN Controller + SN65HVD230 CAN Transceiver .SM24CANB TVS Diode, ESD Protection, Transient Peak Voltage Protection. high anti-interference capability, and stable operation. It suits for fields such as automotive devices or industrial automation.

Useful link:

To do Hardware and Software setup, please follow this tutorial.

features:

1. Adopts MCP2515 and SN65HVD230 dual chips combined solution,
2. allows 2-channel CAN communication
3. Integrated power isolation, providing stable isolated voltage
4. Onboard digital isolator, signal isolation makes the communication more safe, more stable, and better anti-interference
5. Onboard TVS (Transient Voltage Suppressor) diode, provides ESD protection and transient peak voltage protection
6. Onboard voltage translator, select 3.3V/5V operating voltage by jumper
7. Onboard 120Ω terminal resistor, configured by jumper
8. Breakout SPI control pins, for connecting with host control boards like STM32/Arduino

package include:

1 X Waveshare 2-Channel Isolated CAN Expansion HAT for Raspberry Pi

Raspberry Pi 400 GPIO Header Adapter, Header Expansion. Designed for Raspberry Pi 400 , Color-Coded Header Easy Expansion. it is used to connect various applications to raspberry pie 

Features:

1. Easy to use
2. Color-coded header
3. Designed for Raspberry Pi 400
4. Connectivity Technology: GPIO

Package Include:

1 X PI400-GPIO-ADAPTER-A

1 X Screws pack