FUTABA FDL01TU, Instruction Manual

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REG21: Serial Interface Setting 2 [default value: 09H]
Bits 7 – 4: Reserved
•
The FDL01TU does not use this register. Keep the default value as it is.
Bit 4: Command Header
0 Use REG 10 character
1 Use Break signal
Table 5–16: Command Header
Bit 1: Flow Control
0 Software flow control (default value)
1 Hardware flow control
Table 5–18 Software/Hardware Flow Control Settings
•
Selects the flow control method. This setting must match the connected terminal
equipment’s setting.
•
Hardware flow control
uses the two
control lines RTS
and
CTS
. When using with
the RS485 interface, be sure to set to 0.
•
Software flow control uses XON and XOFF codes.
Bit 0: Flow Control 2
0 disable flow control
1 enable flow control
Table 5–31: Flow Control 2 Settings
•
Enable or disable flow control between the terminal and FDL01TU modem connected
through the RS-232C serial interface.
•
This function should normally be enabled, otherwise buffer overflow can occur and
data may be lost.
REG22: Serial Interface Setting 3 [default value: 00H]
Bit 7: Enable and Disable Reception
0 Enable reception at the initial state (default value)
1 Disable reception at the initial state
Table 5–19: Enable/Disable Reception
•
The initial state is in
reception enable
. Depending on an usage of the modem, the
initial state of the modem may be better in the reception disable state. In such a case,
use this setting.