Serial data bits, Serial flow control, Serial interface – Baseline Systems FreeWave Ethernet Radio User Manual
Page 61: Serial modbus rtu
User Manual and Reference Guide
LUM0024AB Rev A
transmission of data.
Description:
Controls the function of the CD line on the serial port.
Serial Data Bits
Web Parameter:
Data Bits in the Serial Settings section of the Serial Support page.
Network Type:
Both
Default Setting:
8
Options:
5, 6, 7, 8
Description:
The number of data bits the serial port sends. This setting should match the
number of data bits the connected device requires or is set to.
Serial Flow Control
Web Parameter:
Flow Control in the Serial Settings section of the Serial Setup page.
Network Type:
Both
Default Setting:
None
Options:
l
None - Uses software flow control (XON / XOFF).
l
Hardware - Uses hardware flow control (RTS / CTS).
Description:
Indicates whether hardware flow control is used on the serial port.
Serial Interface
Web Page:
Interface in the Serial Settings section of the Serial Setup page.
Network Type:
Both
Default Setting:
RS232
Options:
RS232, RS485, RS422
Description:
The serial protocol the serial port uses. This protocol should match the
protocol the connected device requires. For pinout information, see "RS422
and RS485 Full Duplex Pinouts" on page 96.
Serial Modbus RTU
Web Parameter
Modbus RTU in the Serial Settings section of the Serial Setup page.
Network Type:
Both
Default Setting:
Enabled
Options:
Disabled, Enabled
Description:
Adjusts for Modbus RTU timing. When enabled, the transceiver gathers data
on the serial port until there is a break in the data due to Modbus RTU timing
(every 256 bytes). The data is then sent as one TCP packet.
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