4 at command – Solvline Eddy Serial v2.5.1.1 User Manual

Page 67

Advertising
background image

Eddy User's Guide

67

ATOx, ATObdaddr

Using the ATO command, the communication status with the last active slave or a specific slave
can be set to online (only in Node Switching Mode).

ATO

Communicate with the slave recently communicated.

ATOx (ATO1, ATO2, ATO3, ATO4)

Communicate with the slave which belongs to the TASK x.

ATObdaddr (ATO000195000001)

Communicate with the slave with specified BDaddress.


7.1.4

AT Command

AT command

AT command set is a

HT

in fact standard

TH

HT

language

TH

for controlling

HT

modems

TH

. The AT command set was developed by

HT

Hayes

TH

and is recognized by virtually all

HT

personal computer

TH

modems. Eddy-BT provides the extended AT command

set to control and configure the serial parameters and Bluetooth connection.

AT Response

Eddy-BT replies to AT commands with 4 kinds of message, ‘OK ’, ‘ ERROR ’, ‘CONNECT ’ and

‘DISCONNECT’.

Operation Mode

Mode

Description

Mode 0

Waiting for AT commands

Mode 1

Attempting to connect to the last connected Bluetooth device

Mode 2

Waiting for a connection from the last connected Bluetooth device

Mode 3

Waiting for the connection from another Bluetooth device

Operation Status

Status

Description

Standby

Waiting for AT commands

Pending

Executing tasks

Connect

Transmitting data

Security

Security

Description

Authentication

Pin Code (or Pass key)

Encryption

Data encryption

Advertising