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CompuLab Ltd. FACE Modules – HW Specifications Page 27 of 63

4.4.2 LTC2872 Dual Multiprotocol Transceiver

 Three dual transceivers are onboard the FM-SER provide 6 multiprotocol serial ports.

 Implementation of physical layer (PHY) of RS232 or RS485 serial protocol ports.

See section 4.1: Serial Ports Configuration.

 Up to 500kbps data rate from UART to RS232 and up to 15 Mbps data rate to full duplex RS485

 Supports RS422 and half duplex RS485 protocols

 Integrated termination resistors are being switched according to mode of operation.

 Loopback mode for self-testing

4.4.3 CAN Bus Controller MCP2515

 Connected to SPI bus originated from a USB to SPI bridge

 Two CAN bus controllers implement CAN V2.0B at rate of up to 1Mbps each.

 Six 29-bit filters, two 29-bit masks and two receive buffers with prioritized message storage

 Interrupt outputs from CAN bus controllers and a shared reset input are connected to the host

motherboard.

4.4.4 CAN PHY ADM3053 (Isolation Driver)

 Isolated physical layer (PHY) transceiver with rated isolation voltage of 2.5 kV RMS for 1 minute

 Data rate of up to 1Mbps

 Consumers power from the CAN bus by default, and can be configured to supply power of up to

170 mA to the bus.

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CompuLab IPC2 Manual do Utilizador Página 27