Technical description – Impulse 2401 User Manual
Page 5
Technical Description
Sealevel Systems SeaLINK+4/232 Page
3
Technical Description
The SeaLINK+4/232 utilizes four USB UARTs. These chips feature programmable baud rate, data format, 128
byte Dual Port TX Buffer, and 384 byte Dual Port RX Buffer. The RS-232 transceiver supports data rates up to
460.8K baud.
Features
• Hot pluggable device that does not require opening the case
• No system resources are required (i.e. I/O ports or IRQs)
• LED status indicators for USB Enabled and port activity
Connector Pin Assignments (DB-9 Male)
Signal Name
Pin
# Mode
GND Ground
5
TX Transmit
Data
3
Output
RTS
Request To Send
7
Output
DTR
Data Terminal Ready
4
Output
RX Receive
Data
2 Input
CTS
Clear To Send
8
Input
DSR
Data Set Ready
6
Input
DCD
Data Carrier Detect
1
Input
RI Ring
Indicator
9
Input
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- VSX-6116-V2 (1 page)
- VSX-6115-V2 (1 page)
- VSX-6114-V2 (1 page)
- VDX-6318RD (1 page)
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