User's Manual


WirelessHandheldGunTypeScanner
13
USER’SMANUAL
ACK/NAKProtocolorFramePacking
When scanner is in SPP Master/Slave mode, and add in the data protocol or packing
couldconfirmthedatareliability.Refertobelowfordifferentsettingoptions:

a)NoACK/NAKprotocol:





b)ACK/NAKonly






c)Framepacking:








BTScanner

RemoteBT
device

BTscanner

RemoteBT
device
data
data
NAK
Resend
ACK
Getagoodbeep

BTscanner

RemoteBT
device
Dataformatof
Acknowledge
Getagoodbeep
