Humandata USB-402, User Manual

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6
USB-402 (Ver.1.0)
2. Specifications
Item Description Remarks
Model USB-402
Power
DC 5V
Supplied through a USB port
(Bus-powered) or AC adapter
(Self-powered)
Recommend the use of
an AC adapter for
stably supply.
Current Consumption Less than 500 mA
Number of RS-485/422 Port 8
I/O Interface
RS-485/422
(2-wire or 4-wire)
ESD protection ±15KV
HOST interface
USB 2.0 Compliant
(Support HiSpeed) USB 1.1 compatible
ESD protection ±11KV
USB connector Standard Type B Female
Isolation Method Bus isolation
Isolation Protection Over 2000VDC Designed value
Processor FT4232H x2 FTDI
USB Driver Virtual COM port driver
Baud Rate 300bps to 250Kbps
Support custom baud
rate
Data Bits 7 or 8 bit
Stop Bits 1 or 2 bit
Parity Even, Odd, No-parity
FIFO RX Buffer Size 2048 bytes/Ch
FIFO TX Buffer Size 2048 bytes/Ch
Number of USB Hub Port 2 Non-isolation
USB Hub Port Connector USB A type (Female)
Supplied Current to Target Less than 400mA / Port USB Hub Port
LED
POW: Power
RX: Receive data x8
TX: Transmit data x8
ST: USB Hub status x2