RawBT Thermal Printer Driver (also Wifi&Usb)

It's native printing in apps (Gmail,Word,..) .

Find menu items "share", "send" or "open" in you app, click and select RawBT.

(Gallery,FileManager and many other application)

a href = "rawbt:Hello,%20world!%0A%0A" - Sheme rawbt

a href = "test.txt" - link to text file

a href = "rawbt:base64,G0A...."> - Binary raw data printing

see more at http://rawbt.402d.ru/app2/

Android >= 4.0: Print plain text & images

Android >= 5.0: Print PDF, work as Print Service

Bluetooth, WiFi / Lan , USB (requred harware with OTG).

.

App used:

ESC @ - initialize

ESC t - Switch character table

GS v 0 - Print an image, using the older "bit image" command.

https://github.com/402d/DemoRawBtPrinter