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        ARM9 computer has extensive I/O

        Jonathan Angel | Date: May 6, 2009 | Comments: 1



        Sealevel Systems announced a compact embedded computer running Windows CE 6.0 on an ARM9 processor. The "Relio R9" includes an Atmel AT91SAM9263 CPU, up to 256MB of RAM and 256MB of flash, and extensive I/O including Ethernet, serial, USB, CAN, digital, and analog interfaces, says Sealevel.




        (Click here for a larger view of Relio's R9)

        Bristling with ports, the Relio R9 is said to be capable of connecting to Sealevel's Seal/O data acquisition modules, for applications such as data-logging, automation, and SCADA (supervisory control and data acquisition), via a dedicated RS-485 expansion port with an RJ45 connector. As illustrated below, the device also includes four RS232/42/485 serial ports, a USB device port, two USB host ports, a 10/100 Ethernet port, a CAN bus port, plus eight digital inputs and eight 12-bit analog inputs.


        Relio's R9 shown from the left, front, and right sides
        (Click any to enlarge)

        According to Sealevel, the Relio R9 includes an internal video controller and resistive touchscreen interface, making it capable of driving screens with resolutions up to 2048 x 2048 pixels. Supplied with a Windows CE 6.0 BSP (board support package) binary and low-level drivers for system I/O, the computer also comes with Sealevel's Talos I/O Framework, said to offer a high-level .NET Compact Framework interface with built-in support for analog and digital I/O.

        The system is based on Atmel's AT91SAM9263, which has an ARM9 core that Sealevel has clocked at 180MHz. The AT91SAM9263 offers features including 96K of on-chip SRAM, 10/100 Ethernet, USB host and device ports, camera interface, LCD controller, and a 2D graphics co-processor, according to Atmel. For more details, including a block diagram of the SoC, see our earlier coverage, here.


        Relio's SBC-R9
        (Click image to enlarge)
        Sealevel says the Relio R9 comes with 64MB of RAM, expandable to 256MB, and has 256MB of flash storage. The device also has dual SD/MMC expansion slots, according to the company.

        Finally, the device is also available in SBC (single board computer) format as the SBC-R9, pictured at right. This offers essentially the same capabilities as the R9, but its four RS232/422/485 ports use pin headers instead of real-world connectors.

        Features and specifications listed by Sealevel for the Relio R9 include the following:
        • Processor -- Atmel AT91SAM9263 clocked at 180MHz
        • Memory -- 64MB of RAM, expandable to 256MB, and 256MB of flash storage
        • Display -- Works with TFT/STN LCDs up to 2048 x 2048 pixels via internal video controller, and supports resistive touchscreens
        • Networking -- 10/100 Ethernet port
        • Other I/0:
          • 1 x USB 2.0 device port (Type B)
          • 2 x USB 2.0 host ports (Type A)
          • CAN 2.0b bus interface
          • 4 x RS232/422/485 ports, software-configurable
          • Dedicated RS-485 serial port via RJ45 connector
          • 8 x optically isolated digital inputs (5-30V)
          • 8 x open-collector digital outputs
          • 8 x 12-bit differential or single-ended analog inputs
          • 1 x 32-bit quadrature counter
        • Expansion -- 2 x SD/MMC slots
        • Power requirements -- 7 to 30VDC input power via removable terminal block; 10 Watts maximum (2.5 Watts nominal
        • Operating temperature -- -40 to 85 deg. C (-40 to 185 deg. F)
        • Dimensions -- 7.6 x 5.1 x 1.7 inches
        • Weight -- 2 pounds approx.
        Availability

        According to Sealevel, the Relio R9 is available now for approximately $800, and the SBC-R9 is available for approximately $600. More information may be found on the company's website, here.



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