Chapter 9 Communication - Denso GT20Q-SB User Manual

Chapter 9 Communication
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9.1 Bluetooth Interface
Use the QR-coded parameter menu or the configuration software (ScannerSetting_2D) to set the communications conditions.
Scanned data can be transmitted to external devices or computers in the following formats.
The waiting time for a connection from a master device when the scanner is the slave device can be selected from 2 minutes
(default), 4 minutes, 10 minutes, and 30 minutes.
When the waiting time is exceeded and there has been no connection with a master device, the scanner stands by in the same
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state as when Bluetooth
9.2 SPP Profile
The scanner supports Serial Port Profile (SPP), which can connect to an Android device, PC, or other device equipped with a
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Bluetooth Specification Ver. 2.1+EDR-compatible Bluetooth
The user can select Non-acknowledge mode, ACK/NAK mode, or data packing (data packetizing).
Non-acknowledge mode (default)
Scanned data is sent.
ACK/NAK mode
Scanned data is sent and then processed according to the response from the computer etc.
ACK: Normal completion
NAK: Resend
Note: Using the configuration software (ScannerSetting_2D), the user can set ACK/NAK response confirmation timing to a
figure between 100ms and 9.9s (at intervals of 100ms).
Data packing (data packetizing)
■ "Data packing (host)"
When scanned data is sent to a commercial Bluetooth
■ "Data packing (BA)"
When scanned data is sent to our BA series communications adapter, it is packetized. Refer to
wireless communication has been disconnected.
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module.
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device etc., it is packetized. Refer to
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Section 9.6 for details.
Section 9.6 for details.