Study of Bluetooth Image Printing Technology Based on Android Phone
Zhi Yuan Zhang, Xiangdong You, Xiao Jia Zou, Xiaolei Wang · Applied Mechanics and Materials · 2014
This paper studied the principle of Bluetooth image printing technique. Based on the ESC/POS command, the function of image printing via android Bluetooth application was established and a practicable APP software was developed. The APP can link to the micro printer via Bluetooth by using Bitmap class, Canvas class to convert the selected image, including transformation, zooming, saving and finally generate a printable binary string streams based on the pixel, and send it to micro printer to print it.