Reference Information Modem Reference Information AT* Commands S-Registers (Ambit) Reference Guide 139 Command Function (Ambit) *B Display black-listed number *Cn Data calling tone selection *NCn Select country parameters: 0=US, 1=Japan, 2=Germany, 3=UK, 4=France, 5=Netherlands, 6=Italy, 7=Australia, 8=Sweden, 9=Denmark, 10=New Zealand, 11=Korea, 12=China, 13=Singapore, 14=Malaysia, 15=South Africa, 16=Poland, 17=Czech Republic, 18=Hungary, 19=Hong Kong, 20=Turkey, 21=Spain.
Register Function (Ambit) Range/units Default S0 Rings to auto-answer 0-255/rings 0 S1 Ring counter 0-255/rings 0 S2 Escape character 0-255/ASCII 43 S3 Carriage return character 0-127/ASCII 13 S4 Line feed character 0-127/ASCII 10 S5 Backspace character 0-255/ASCII 8 S6 Wait time for dial tone 2-255/s 2 S7 Wait time for carrier 1-255/s 50 S8 Pause time for dial delay modifier 0-255/s 2 S9 Carrier detect response time 1-255/.1 s 6 S10 Carrier loss disconnect time 1-255/.1 s 14 S11 DTMF tone duration 50-255/.001 s 95 S12 Escape prompt delay 0-255/.02 s 50 S14 General bit mapped options status 138 (8Ah) S16 Test mode bit mapped options status (&T) 0 S18 Test timer 0-255/s 0 S19 AutoSync options 0 S20 AutoSync HDLC address or BSC Sync character 0-255 0 S21 V.24/general bit mapped options status 52 (34h) S22 Speaker/results bit mapped options status 117 (75h) S23 General bit mapped options status 62 (3Dh) S24 Sleep inactivity timer 0-255/s 0 S25 Delay to DTR off 0-255/s or .01s 5 S26 RTS-to-CTS delay 0-255/.01 s 1 S27 General bit mapped options status 73 (49h) S28 General bit mapped options status 0 S29 Flash dial modifier time 0-255/10 ms 70 S30 Disconnect inactivity timer 0-255/10 s 0 S31 General bit mapped options status 194 (C2h) S32 XON character 0-255/ASCII 17 (11h) S33 XOFF character 0-255/ASCII 19 (13h) S36 LAPM failure control 7 S37 Line connection speed 0 S38 Delay before forced hangup 0-255/s 20 S39 Flow control bit mapped options status 3 S40 General bit mapped options status 104 (68h) S41 General bit mapped options status 195(C3h) S46 Data compression control 138