其他功能
| 数据链路协议 |
TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND, Data+ (B), Data-(A) |
| 接口 |
USB 2.0; Serial (RS-232, RS-422, RS-485) |
UPort 1450 USB to 4-port RS-232/422/485 Serial Hub
The UPort 1400 Series enables your laptop or workstation with the ability to communicate between a USB (Universal Serial Bus) port and up to 4 RS-232 or RS-232/422/485 serial peripherals. UPort 1400 Series adds 4 Windows serial COM ports via its USB connection and is compatible with new and legacy RS-232 or RS-422/485 devices. This plug and play USB solution is perfect for mobile, instrumentation, and point-of sale applications.
Simplified, Hassle-free Serial Port Expansion
USB plug and play allows easy serial port expansion that requires no IRQ, DMA, or I/O address resources. Users no longer need to open the chassis or power down the system, saving on setup time and cost.
Top Performance with USB 2.0, 128-byte FIFO and on-chip H/W, S/W Flow Control
Our many years of experience in USB related design is now concentrated in MOXA's new top performance CPU chip. Called MOXA ART, the chip equips the UPort 1400 Series with USB 2.0 480 Mbps (hi-speed), 128-byte FIFO, onchip hardware and software flow control, and burst data mode. This makes UPort 1400 Series the top performing USB-to-Serial Hub in the world.
Features:
-Supports hi-speed USB 2.0, up to 480 Mbps.
-Serial transmission speed up to 921.6 Kbps.
-128-byte FIFO and on-chip H/W, S/W flow control.
-Built-in 15 KV ESD Protection.
-2 KV Isolation Protection for RS-232/422/485 (UPort 1450I).
-IP30-rated, rugged metal case.
-COM port assignments maintained across different PCs.
-Optional magnet accessories to attach on PC's case.
-Mini Female DB9 to Terminal Block for easy wiring.
-Supports both bus power and external power.
