Epson 500 Series User Manual

Command

Description

+++

Escape code

A /

Repeat last command string

AT

Attention

A

Answer immediate (incoming call)

B0

CCITT v.22 protocol at 1200 bps

B1

Bell 103/212A protocol at 1200 bps

D

Dial: originates a call

E0

Echo off (command mode)

E!

Echo on (command mode)

HO

On hook: hang up immediately

H !

Off hook: ready to dial

I0

Returns modem's product ID code

I1

Returns modem's ROM checksum

I2

Tests modem's internal memory

L3

Speaker volume high

M 0

Speaker always off

M1

Speaker on until carrier is detected

M2

Speaker always on

M3

Speaker on after lost digit dialed; off when carrier is detected

O0

Return on-line

O1

Return on-line and initiate equalizer retrain (2400 bps)

Q0

Result codes on

Q1

Result codes off

Sr

Sets pointer to register r

Sr?

Reads value stored in r

Sr=n

Sets register r to n

V0

Returns result codes as numbers

V1

Returns result codes as words

X0

Enables basic result codes (0-4)

X1

Enables extended result codes (0-5, 10)

X2

Enables extended result codes (0-6, 10)

X3

Enables result codes (0-5,7,10)