热敏打印机 USB打印图片

最新推荐文章于 2025-05-10 00:26:56 发布

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最新推荐文章于 2025-05-10 00:26:56 发布

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分类专栏： usb

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本文详细解析了热敏打印机的打印数据结构，包括如何从原始打印数据中提取图像信息，解释了数据的组织方式及如何转换为实际的像素值，并展示了具体的例子。

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log:

1b 40 0a 0a  1d 23 03 1d  2a 04 02 00  07 00 03 00 
03 00 03 00  01 00 01 00  01 00 01 00  00 00 00 00 
00 00 00 00  02 00 02 00  02 00 06 00  00 00 00 00 
00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00 
00 00 00 00  00 00 00 00  00 00 00 1d  50 b4 b4 1b 
53 0a 0a 0a  1b 24 46 00  1b 4d 03 1d  42 00 1d 62 
00 1d 21 00  1b 45 00 1b  7b 00 1b 2d  00 1c 2d 00 
1b 56 00 cd  a8 d0 d0 bf  a8 49 44 3a  1b 24 be 00 
1b 4d 03 1d  42 00 1d 62  00 1d 21 00  1b 45 00 1b 
7b 00 1b 2d  00 1c 2d 00  1b 56 00 33  33 30 33 30 
30 30 30 31  32 33 34 35  36 37 38 0a  1b 24 46 00 
1b 4d 03 1d  42 00 1d 62  00 1d 21 00  1b 45 00 1b 
7b 00 1b 2d  00 1c 2d 00  1b 56 00 c8  eb bf da ca 
b1 bc e4 3a  1b 24 be 00  1b 4d 03 1d  42 00 1d 62 
00 1d 21 00  1b 45 00 1b  7b 00 1b 2d  00 1c 2d 00 
1b 56 00 32  30 31 38 2d  30 34 2d 32  30 20 20 31 
30 3a 31 30  3a 31 30 0a  1b 24 46 00  1b 4d 03 1d 
42 00 1d 62  00 1d 21 00  1b 45 00 1b  7b 00 1b 2d 
00 1c 2d 00  1b 56 00 bd  f0 b6 ee 3a  1b 24 be 00 
1b 4d 03 1d  42 00 1d 62  00 1d 21 00  1b 45 00 1b 
7b 00 1b 2d  00 1c 2d 00  1b 56 00 38  36 2e 30 30 
d4 aa 0a 1b  24 46 00 1b  4d 03 1d 42  00 1d 62 00 
1d 21 00 1b  45 00 1b 7b  00 1b 2d 00  1c 2d 00 1b 
56 00 b3 b5  c5 c6 3a 1b  24 be 00 1b  4d 03 1d 42 
00 1d 62 00  1d 21 00 1b  45 00 1b 7b  00 1b 2d 00 
1c 2d 00 1b  56 00 c2 b3  41 36 36 30  30 31 5b c0 
b6 c9 ab 5d  0a 0a 1b 24  14 00 1d 23  03 1d 2f 03 
0a 0a 0a 0a  0a 0a 1d 56  00

对应的图片：
这里写图片描述

图片的内容如下:

剩余的数据是:

图片是 16x16的，
04 = 4x8 = 32 ，不足4个字节补足0
02 = 2 x8 = 16

这里写图片描述

数据: bmp文件头:

42 4d 7e 00 00 00 00 00 00 00 3e 00 00 00 28 00
00 00 10 00 00 00 10 00 00 00 01 00 01 00 00 00
00 00 40 00 00 00 00 00 00 00 00 00 00 00 02 00
00 00 00 00 00 00 
00 00 00 00 
ff ff ff 00

实际像素：

00 ff 00 00 
0f f0 00 00 
7f fe 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00 
ff ff 00 00

00000000（数值：0x00000000）黑色

FFFFFF00( 数值：0x00FFFFFF) 白色

像素 0 是黑色
1 是白色
用于补足4个字节的 0 不算

这里写图片描述

热敏打印机取数据是按照列取数据，从左到右
每一列按照是从上到下取，列上的每8位是一个字节，高位在上，低位在下。
列上如果不足8位怎么办？
如果列不是正好是8的倍数怎么办呢？
这里写图片描述

这里写图片描述

打印数据:

1b 40 0a 0a  1d 23 03 1d  2a 04 03 00  3f c1 3f df 
c3 20 0f c7  30 07 cf 38  03 df 3c 01  ff 00 00 c1 
00 00 01 00  00 02 00 00  82 00 01 82  00 03 82 00 
07 82 00 0f  82 00 1f 82  00 3f 82 00  00 00 00 00 
00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00 
00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00 
00 00 00 00  00 00 00 00  00 00 00 1d  50 b4 b4 1b 
53 0a 0a 0a  1b 24 46 00  1b 4d 03 1d  42 00 1d 62 
00 1d 21 00  1b 45 00 1b  7b 00 1b 2d  00 1c 2d 00 
1b 56 00 cd  a8 d0 d0 bf  a8 49 44 3a  1b 24 be 00 
1b 4d 03 1d  42 00 1d 62  00 1d 21 00  1b 45 00 1b 
7b 00 1b 2d  00 1c 2d 00  1b 56 00 33  33 30 33 30 
30 30 30 31  32 33 34 35  36 37 38 0a  1b 24 46 00 
1b 4d 03 1d  42 00 1d 62  00 1d 21 00  1b 45 00 1b 
7b 00 1b 2d  00 1c 2d 00  1b 56 00 c8  eb bf da ca 
b1 bc e4 3a  1b 24 be 00  1b 4d 03 1d  42 00 1d 62 
00 1d 21 00  1b 45 00 1b  7b 00 1b 2d  00 1c 2d 00 
1b 56 00 32  30 31 38 2d  30 34 2d 32  30 20 20 31 
30 3a 31 30  3a 31 30 0a  1b 24 46 00  1b 4d 03 1d 
42 00 1d 62  00 1d 21 00  1b 45 00 1b  7b 00 1b 2d 
00 1c 2d 00  1b 56 00 bd  f0 b6 ee 3a  1b 24 be 00 
1b 4d 03 1d  42 00 1d 62  00 1d 21 00  1b 45 00 1b 
7b 00 1b 2d  00 1c 2d 00  1b 56 00 38  36 2e 30 30 
d4 aa 0a 1b  24 46 00 1b  4d 03 1d 42  00 1d 62 00 
1d 21 00 1b  45 00 1b 7b  00 1b 2d 00  1c 2d 00 1b 
56 00 b3 b5  c5 c6 3a 1b  24 be 00 1b  4d 03 1d 42 
00 1d 62 00  1d 21 00 1b  45 00 1b 7b  00 1b 2d 00 
1c 2d 00 1b  56 00 c2 b3  41 36 36 30  30 31 5b c0 
b6 c9 ab 5d  0a 0a 1b 24  14 00 1d 23  03 1d 2f 03 
0a 0a 0a 0a  0a 0a 1d 56  00

其中的像素数据为:

补充数据：

这里写图片描述