我想在蓝牙打印机上打印图像。我从打印机制造商那里得到了一些示例代码。这是代码-unsignedcharbuffer3[796]={0x55,0x66,0x77,0x88,0x44,0x1B,0x58,0x31,0x19,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0