US Robotics 56K USB Modem User Manual page 80

+FSA—Destination Subaddress
The +FSA:<destination subaddress string> is a 20-digit ASCII string in the range from 0x20—0x7E. This
string is sent by the DCE at the time specified by the T.30 Recommendation, as long as parameter is not
null.
Result codes:
• ERROR if string is greater than 20 characters.
Table 164. +FSA Extended Syntax Commands
Command
+FSA=<Selective Polling
Address String>
+FSA=?
+FSP<value>—Request to Poll
The DTE uses the +FSP=<value> command to indicate if it can receive a poll document or not.
Result codes:
• OK if <value> = 0—1.
ERROR if <value> ≠ 0—1.
•
Table 165. +FSP Commands
Command
+FSP=0 Indicates that the DTE does not want to poll.
+FSP=1 Indicates that the DTE can receive a polled document.
Table 166. +FSP Extended Syntax Commands
Command
+FSP=<value>
+FSP?
+FSP=?
+FTC—Response Reports Remote Capabilities and Intentions
+FTC=<vr>,<br>,<wd>,<ln>,<df>,<ec>,<bf>,<st>,<jp> is used by DTE to sense DCE capabilities and
constrain if necessary (see +FCC valid parameter value table for valid value of each parameter).
Result codes:
• OK if <vr> = 00-FF, <br> = 00-0D,<wd> = 00-02, <ln> = 00-02, <df> = 00-03, <ec> = 00-01, <bf> = 00,
<st> = 00-07, <jp> = 00-7F.
ERROR if <vr> ≠ 00-FF, <br> ≠ 00-0D,<wd> ≠ 00-02, <ln> ≠ 00-02, <df> ≠ 00-03, <ec> ≠ 00-01, <bf> ≠
•
00, <st> ≠ 00-07, <jp> ≠ 00-7F.
Reports the received subaddressing string.
Report the corresponding ranges of character values supported (0x20—
0x7E).
Requests poll setting.
Displays the current request to poll setting.
Displays the available parameter values for the +FSP command.
Description
Function
Description
56K USB Modem
User Guide
Command Reference - 74