The emPC-A/RPI is a compact, fanless embedded controller based on the Raspberry Pi 2 B board, but with Janz Tec add-ons to implement additional features needed for industrial applications. Intended for wall or DIN-rail mount, the emPC-A/RPI includes many extra features that expand the usefulness of the Raspberry Pi computer, including a CANbus interface. The compact 24 pin multi-connector provides connection to many of the emPC-A/RPI interfaces such as SPI, I2C, 8 x digital I/O lines, RS232/485, etc. Two USB interfaces are also available on the connector panel.
The compact (4.0” x 3.8” x 1.2”) and lightweight ( 0.9lb)
emPC-A/RPI is a Raspberry Pi 2 Model B powered by a 900MHz quad-core ARM
Cortex-A7 BCM2836 processor with 1GB SDRAM. Built-in interfaces include: HDMI
graphics, 10/100 Mbit/s Ethernet, 4 x USB 2.0, Micro SDcard socket, CAN,
ISO/DIN 11898-2 (isolated from logic), a 9-pin D-SUB connector for serial
debug, an RS232/485 Serial port, an RTC with battery backup, 4 x digital
outputs, 4 x digital inputs (isolated from logic). The Serial Port is
implemented by SC16IS740 UART and supports either RS232 or RS485
(link-selectable). Interface signals such as CANbus and digital I/O are
located on a 24-pin multi-connector. The CAN interface is implemented by
an MCP2515 controller chip. CAN interface signals support ISO 11898-2 (high
speed) and are isolated from system logic. Input power can come from a 9 – 32V
supply.
The emPC-A/RPI comes standard with pre-installed Raspbian
operating system software, but it is also available without software to allow
the choice of an alternative Raspberry Pi 2 B compatible operating system.
If the additional interfaces of the emPC-A/RPI (RTC, CAN, RS232/RS485)
are not required, then the official Raspbian operating system is recommended
for emPC-A/RPI systems. The Janz Tec emPC-A/RPI driver package is also
available. This Raspbian-compatible .deb package enables the additional
features of the emPC-A/RPI such as RTC, CAN, and RS232/RS485.
The use of CODESYS runtime control system software is also
possible for the emPC-A/RPI. This is a soft PLC program created by
3S-Smart Software Solutions GmbH. Using this IEC 61131-3 programming system in
combination with the Janz Tec emPC-A/RPI system is ideal for test and
educational applications because the controller can make use of the additional
interfaces the emPC-A/RPI offers, such as digital IO, CAN, RTC, and
RS232/RS485.
More here: http://www.saelig.com/MFR00047/M00047001.htm
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