Epson ESC/VP21 - Quick Reference; Basic Data Modem AT Commands

B - Quick Reference
Basic Data Modem ‘AT’ Commands
Command
A/ **
A
Bn *
Cn
D
En *
Fn
Hn
In
Kn
Ln *
Mn *
Nn *
On
P*
Qn *
Sn
Sn=x
Sn?
?
T*
Default
none
none
1
1
none
1
1
0
0
none
2
1
1
0
none
0
none
none
none
none
none
Function
Repeat last command
Answer
Select CCITT or Bell
Carrier control option
Dial command
Command echo
On-line echo
Switch hook control
Identification/checksum
SRAM buffer control
Speaker volumn control
Speaker control
Connection data rate control
Go on line
Select pulse dialing
Result code display control
Select an S-register
Write to an S-register
Read from an S-register
Read last accessed S-register
Select DTMF dialing
B - QUICK REFERENCE
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