Motorola SM56 User Manual download pdf (Page 18)

1 Normal mode

2LAP-M Only

LAP-M or MNP

4 MNP Only

6 Initiate Sync Access mode when connection is estab-

lished

q options: Specifies the answer-modem’s Fallback Error Cor-

rection mode

EC optional, fallback to Normal mode

1 EC optional, fallback to Direct mode

2 EC required (LAP-M or MNP)

3 EC required (LAP-M only)

4 EC required (MNP only)

r options: Specifies the originate-modem’s Fallback Error Cor-

rection mode

0 Direct mode

1 Normal mode

EC optional, fallback to Normal mode

3 EC optional, fallback to Direct mode

4 EC required (LAP-M or MNP)

5 EC required (LAP-M only)

6 EC required (MNP only)

8 Initiate synchronous access mode when connected

+ESA Synchronous Access Mode Configuration

+ESA=a,b,c,

d,e,f

a options: Specifies the Idle in Transparent sub-mode

Computer transmits 8 bit SYN sequence on idle.

Computer does not hunt for synchronization

sequence

b options: Specifies the Idle in Framed sub-mode

Computer transmits HDLC flags on idle

c options: Specifies under-run and over-run in Framed sub-

mode

Computer transmits Abort on an under-run within a

frame

Table 4: AT+ (Plus) Commands

Command Option Description

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 41 42

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Motorola SM56 User Manual Page 18