IC nexus EC1400 Hardware User Manual
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Contents
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2.3 UART Connectors & Debug PortThere are 3 UART ports (UART0, 4, 5) on EC1403/04 and 2 UART ports (UART0, UART4)on EC1407/08/10. The connector type and functions are described in the table below:UARTNoConnectorTypeAvailableSignalsNoteUART0 2x4 boxheaderRS232 signal level(TX, RX, RTS, CTS)RS232 port.UART4 2x4 boxheaderRS485 signal level(485+, 485-)RS485 port.Note: RS485 port works onlyin HALF Duplex mode.UART5 2x4 boxheaderRS232 signal level(TX, RX, RTS, CTS)RS232 port.Note: EC1403/EC1404 only.One 2x4 box header to DB9 cable is included in the product package. See Appendix Afor the detailed info of cable pin assignment.2x4 Box Header: DB9Pin2x4headerRS232 RS4851 -- --- ---2 4 RxD 485+3 6 TxD 485-4 1 --- ---5 5 GND GND6 7 --- ---7 8 RTS ---8 2 CTS ---9 -- --- ---DB9 Male Connector DB9 Female Connector121 2 3 4 56 7 8 95 4 3 2 19 8 7 678 |
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