Shop - Shields & HATs

Professional RS422/RS485 Shield for Raspberry Pi B+, 2B, 3B and 4B with the following features:

• galvanic isolation between PI and interface 
• RS422 (full duplex) support
• RS485 (half duplex) support
• indicator leds for RX and TX activity
• switchable pull-up, pull-down and terminal resistor
• different modes for send/receive switching (Auto, GPIO18, always transmitter, always receiver)
• Auto switching via monoflop
• all options adjustable via DIP switches

Moulded plastic enclosure for Raspberry Pi 4 and our RS422/RS485 HAT and M-BUS HAT with opening for the terminal. The enclosure can be mounted on din rails.

Pi5 version available soon - pre-order possible. Delivery expected end of April.

Not suitable for older Raspberry Pi versions!

M-BUS (Meter Bus) Master HAT for Raspberry Pi:

• M-BUS Master
• up to 6 unit-loads
• Galvanic isolated interface
• indicator LEDs for RX and TX
• removable block terminal for bus connection
• stackable header version available

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Professional RS422/RS485 Shield for Arduino:

• RS485 mode (half duplex)
• RS422 mode (full duplex)
• galvanic isolation between Arduino and connected RS485 bus
• free choice of TX-pin between pins 0-5 
• free choice of RX-pin between pins 0-5
• enhanced ESD protection
• adjustable automatic transceiver switching for RS485 mode
• adjustable control of transceiver/receiver via pin 6 or 7
• adjustable Pull-Up, Pull-Down und terminating resistors
• indicator LEDs for RX and TX 
• removable block terminal for bus connection
• many options adjustable via DIP switches
• stackable headers
• can be configured for 3.3V and 5V logic

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M-BUS (Meter Bus) Master Shield for Arduino MKR and Portenta H7:

• M-BUS Master
• up to 6 unit-loads
• Galvanic isolated interface

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M-BUS (Meter Bus) Slave Shield for Arduino MKR and Portenta H7:

• M-BUS Slave
• Meter-Bus standard (EN1434-3)
• Galvanic isolated interface

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M-BUS (Meter Bus) Master HAT for Raspberry Pi Pico:

• M-BUS Master
• up to 6 unit-loads
• Galvanic isolated interface

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M-BUS (Meter Bus) Slave HAT for Raspberry Pi Pico:

• M-BUS Slave
• Meter-Bus standard (EN1434-3)
• Galvanic isolated interface

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M-BUS (Meter Bus) Master Feather Wing for Feather microcontroller boards:

• M-BUS Master
• up to 6 unit loads
• Galvanic isolated interface

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M-BUS (Meter Bus) Slave Feather Wing for Feather microcontroller boards:

• M-BUS Slave
• Meter-Bus standard (EN1434-3)
• Galvanic isolated interface

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OLED Shield to extend your ArduiBox, RasPiBox Open or RasPiBox Zero enclosure kit with the following functions:

• 1,3" OLED display, 128x64 resolution
• removable connection cable 
• pcb (fits perfectely in RasPiBox and Arduibox din rail kits)
• 3 buttons
• 3 LEDs
• buzzer for acoustic feedback
• IC to control buttons and leds via I2C

If you would like to use the shield together with our din rail enclosure sets, please select a set version with "lid for OLED"

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Raspberry Pi bridge HAT kit for Arduino MKR

• 4x female 14pole header for Arduino MKR
• 1x female 40pole header for Raspberry Pi
• 2x male 2x3pole header
• 6x jumper
• 10x resistors
• 1x pcb

Kit, requires soldering!

Raspberry Pi and/or Arduino MKR shields are not included.

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