| Hardware Specifications |
| • Computer |
| CPU | MOXA ART ARM9 32-bit, 192 MHz |
| DRAM | SDRAM, 16 MB |
| Flash | NOR Flash, 8 MB |
| OS (pre-installed) | Linux |
| • Storage |
| Storage Expansion | SD sockets x 1 |
| • Ethernet Interface |
| LAN | Auto-sensing 10/100 Mbps ports (RJ45) x 2 |
| Magnetic Isolation Protection | 1.5 kV built-in |
| • Serial Interface |
| Serial Standards | RS-232/422/485 x 2, software-selectable |
| 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 nonstandard 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 |
| • Physical Characteristics |
| Weight | • EM-1220 Module: 40 g (0.09 lb)
• EM-1220 Development Kit: 120 g (0.27 lb) |
| 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-by-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 |
| Input Current | 625 mA @ 3.3 VDC |
| Power Consumption | 2.1 W |
| • Standards and Certifications |
| EMC | EN 55032 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) |
| Time | 405,735 hrs |
| Standard | Telcordia (Bellcore) Standard |
| • 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 adapter and cables. |
| Software Specifications |
| • 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 (pppd) for Linux that uses the PPP protocol and allows Unix machines to connect to the Internet as PPP servers or clients, through dialup. The PPP Daemon works with chat, dip, and diald programs among others, and supports th |
| 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 |
