barcode scanner working principle
1. Mode switch:
It can achieve setting and switching these functions of online scanning, offline scanning (inventory mode), offline upload, support Bluetooth SPP,
GATT, HID, USB HID, USB custom data, USB upgrade.
2. Online scanning:
When in offline status, the scanned barcode data can be transmitted to the host device via Bluetooth or USB in real time.
3. Offline scanning:
When in offline status, the scanned barcode data stored in the internal Flash memory temporarily.
4. Offline upload:
When in offline upload status, the scanned barcode data uploaded to the computer by USB custom data.
5. Bluetooth SPP:
When connected to the Bluetooth SPP service, the scanned barcode data
Is uploaded to android or windows devices. ( Compatible with Android 4.3 and below)
6. Bluetooth GATT
When connected to the Bluetooth GATT service, the scanned barcode data is uploaded IOS or android devices via protocol 4.0(IOS devices over Bluetooth 4.0 or devices over Android 4.3)
7. Bluetooth HID
When connected to the Bluetooth HID service, the scanned barcode data will upload to IOS, Android , windows or other devices in the form of bluetooth keyboard data.
8. USB HID
When in USB HID mode, the scanned barcode data is uploaded to PC by USB keyboard data.
9. USB custom data
When in the USB custom data status, the barcode data scanned offline can upload to PC application software.
10. Bluetooth USB adapter HID throughput
Equipped with Bluetooth adapter, can achieve one-to-one throughput with PC, data can be HID keyboard data , it also can be virtual serial data.
11. Bluetooth USB adapter one-to-more connection
Equipped with Bluetooth USB master adapter , can be connect with plenty of barcode scanners, fulfill the function of one to multiple network (up to 1 master 15 slave)