EKI-1121L EKI-1122L 1-port RISC-based Industrial Communication Controller 2-port RISC-based Industrial Communication Controller Features NEW ARM7 32-bit 80MHz processor 8MB Flash ROM on board 16MB SDRAM 2 x 10/100 Mbps Ethernet ports for LAN redundancy 1 or 2 software selectable RS-232/422/485 serial ports 50 bps to 921.6 kbps baud rate Built-in real-time clock (RTC) Class I, Division 2 certification Pre-installed Linux Kernel 2.4 platform EKI-1121L EKI-1122L RoHS COMPLIANT 2002/95/EC Introduction EKI-1121L and EKI-1122L are RISC-based embedded communication controllers which provide dual auto-sensing 10/100 Mbps Ethernet ports for network redundancy and one or two software-selectable RS-232/422/485 serial ports. The EKI-1121L and EKI-1122L use the ARM7 RISC CPU which is a powerful computing engine to fulfill data compression or protocol conversion requirements. The built-in 8 MB flash ROM and 16 MB SDRAM provide user enough storage to run their specific applications. Specifications System CPU Flash SDRAM OS (pre-installed) Console Port Other Mechanics ARM7 32-bit RISC CPU, 80 MHz 8 MB 16 MB uClinux RS-232, 3-wire (Tx, Rx, GND) pin-header RTC, watchdog timer Input Voltage Power Consumption 2 x auto-sensing 10/100 Mbps ports RJ-45 1.5 kV magnetic isolation protection Kernel Version Protocol Stack Data Bits Stop Bits Parity Flow Control Baud Rate 5, 6, 7, 8 1, 1.5, 2 None, Even, Odd, Space, Mark RTS/CTS, XON/XOFF, automatic RS-485 data flow control 50 bps to 921.6 kbps Environmental Limits Serial Signals RS-232 RS-422 RS-485 TxD, RxD, DTR, DSR, RTS, CTS, DCD, RI, GND TxD+, TxD-, RxD+, RxD-, GND Data+, Data-, GND LEDs System LAN Serial File System System Utility Daemon Linux Tool Chain uClibc Software selectable RS-232/422/485 ports D-sub 9 male 15 kV ESD protection for all signals Serial Parameters OS ready, power 1 and power 2 ready Speed (10/100 Mbps), link/active (on connector) TxD, RxD 12 ~ 48 VDC, redundant dual inputs 2.5 W Software (uClinux) Serial Interface Serial Standards Connectors Protection 37 x 140 x 95 mm (W x H x D) Metal 600g DIN-rail, wall Power Requirements Ethernet Interface LAN Connector Protection Dimensions Housing Weight Mounting 2.4.31 TCP, UDP, IPv4, ICMP, ARP, SNMP V1, HTTP, DHCP, NTP, NFS, SMTP, Telnet, FTP, PPP, PPPoE ROMFS/JFFS2 busybox, telnet, ftp, sash, tftp pppd, snmpd, telnetd, inted, ftpd, boa Arm-elf-gcc: C/C++ PC Cross Compiler POSIX Standard Library Operating Temperature 0 ~ 60° C (32 ~ 140° F) Storage Temperature -20 ~ 80° C (-4 ~ 176° F) Operating Humidity 5 ~ 95 % RH Regulatory Approvals EMC Hazardous Location CE, FCC Part 15 Subpart B (Class A) UL/cUL Class I, Division 2 Ordering Information EKI-1121L EKI-1122L 1-port RISC-based Communication Controller 2-port RISC-based Communication Controller Online Download www.advantech.com/products