www.moxa.com
EM-1220 Series
26-7
Dimensions
Software Specifications
Physical Characteristics
Weight:
• EM-1220 Module: 40 g
• EM-1220 Development Kit: 120 g
Dimensions:
• EM-1220 Module: 80 x 50 mm (3.15 x 1.97 in)
• EM-1220 Development Kit: 117 x 70 mm (4.61 x 2.76 in)
Module Interface: Two 2 x 17 pin-headers (2�5 x 2�5 mm pitch)
Environmental Limits
Operating Temperature:
Standard Models: -10 to 60°C (14 to 140°F)
Wide Temp� Models: -40 to 75°C (-40 to 167°F)
Storage Temperature:
Standard Models: -20 to 80°C (-4 to 176°F)
Wide Temp� Models: -40 to 85°C (-40 to 185°F)
Ambient Relative Humidity: 5 to 95% (non-condensing)
Power Requirements
Input Voltage: 3�3 VDC
Power Consumption: 2�1 W (625 mA @ 3�3 VDC)
Standards and Certifications
EMC: EN 55022 Class A, EN 61000-3-2 Class A, EN 61000-3-3, EN
55024, FCC Part 15 Subpart B Class A
Green Product: RoHS, CRoHS, WEEE
Reliability
Alert Tools: Built-in buzzer and RTC (real-time clock)
Automatic Reboot Trigger: Built-in WDT (watchdog timer)
MTBF (mean time between failures): 405,735 hrs
Warranty
Warranty Period: 5 years
Details: See www�moxa�com/warranty
Note: The Hardware Specifications apply to the embedded computer unit itself,
but not to accessories� In particular, the wide temperature specification does not
apply to accessories such as the power adaptor and cables�
μClinux
OS: μClinux 2�6�19
File System: JFFS2
Internet Protocol Suite: TCP, UDP, IPv4, SNMPv1, ICMP, ARP, HTTP,
CHAP, PAP, DHCP, NTP, NFS, SMTP, Telnet, FTP, TFTP, PPP, PPPoE
Web Server (boa): Allows you to create and manage web sites
Terminal Server (Telnet): Provides telnet communications between
two hosts over the network
Dial-up Networking: PPP Daemon for Linux allows Unix machines to
connect to the internet through dialup lines, using the PPP protocol, as
a PPP server or client� Works with ‘chat’, ‘dip’, and ‘diald’, among
(many) others� Supports IP, TCP, UDP, and (for Linux) IPX (Novell)
Application Development Software:
• Moxa API Library (Watchdog timer, Moxa serial I/O control)
• arm-elf-gcc: C/C++ cross-compiler
• μClibc: POSIX standard C library
Hardware Specifications
Computer
CPU: MOXA ART ARM9 32-bit 192 MHz processor
OS (pre-installed): Embedded μClinux (kernel 2�6�19)
DRAM: 16 MB onboard
Flash: 8 MB onboard
Storage
Storage Expansion: SD signals for external Secure Digital (SD) socket
connection
Ethernet Interface
LAN: 2 auto-sensing 10/100 Mbps ports (RJ45)
Magnetic Isolation Protection: 1�5 kV built-in
Serial Interface
Serial Standards: RS-232/422/485, software-selectable, 2 ports
ESD Protection: 15 kV for all signals
Console Port: TTL signal, 4-pin pin header output
Serial Communication Parameters
Data Bits: 5, 6, 7, 8
Stop Bits: 1, 1�5, 2
Parity: None, Even, Odd, Space, Mark
Flow Control: RTS/CTS, XON/XOFF, ADDC
®
(automatic data direction
control) for RS-485
Baudrate: 50 bps to 921�6 kbps (supports non-standard baudrates;
see user’s manual for details)
Serial Signals
RS-232: TxD, RxD, DTR, DSR, RTS, CTS, DCD, GND
RS-422: TxD+, TxD-, RxD+, RxD-, GND
RS-485-4w: TxD+, TxD-, RxD+, RxD-, GND
RS-485-2w: Data+, Data-, GND
LEDs
System: Ready
LAN: 10M/Link x 2, 100M/Link x 2
Serial: TxD x 2, RxD x 2
80 (3.15)
50 (1.97)
117 (4.61)
70 (2.76)
90 (3.54)
70 (2.76)
177 (6.97)
115 (4.53)
EM-1240-DKEM-1240
EM-1220-DK
Unit: mm (inch)
EM-1220 EM-1220-DK
(16 Seiten)
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