2019-10-11
V1.00
1. LTP02_245_C1ĻҶȼʾ⡣

V1.01
1. NL021ĹֲNL022

V1.02
1. ûֽˣӡֹֽͣԺӡŻ
2. latinӿ 

V1.03
1. code39Ĵ
2. code128ĳķ
3. EAN13Ĵ

V1.04
1. ³ʼʼalignbug
2. LTP02_C1˻ҶԺ󣬻Ҷʧ⡣
3. NL022ȡһַ⡣
4. ˱׼headȱֽ⡣ûֽӡ
5. ޸λԺ󣬻ҶֵҲḴλ

V1.05
1. headsѡܣͨ1B 5A nѡheads.

V1.06
2019-11-04
1. ޸headѡܣʹԴflash
2. ʾ
3. һάַʾ
4. ޸һάַʾ

V1.07
2019-11-06
1. LTP02_13 FTP58ϵӡʱǰ2 dotlinesֵյ
2. barcode textַλ
3. barcodeheightbug

V1.08
2019-11-07
1. fix the fontsize 8x16 latin print.
2. fix the setfont ,double height ,double width.

V1.09
2019-11-10
1. write UID ,read UID, when power up,if UID not right , NL022 will run fail
2. write serial,read serial, After 8 times powerup ,nl022 will compare serial.

V1.10
2019-12-09
1. fix power-up random print bug
2. fix the 58mm gray denstity to suit variry power supply.
3. fix some miss line in bmp print function
4. when no head connect to chip, it return FF when host ask its status.

V1.11
2019-12-10
1. fix the default density to 3.

V1.12
2019-12-13
1. Add secure mode

V1.13
2020-04-19
1. Add Arabic and Greek support

V1.14
2020-05-07
1. Add NV_bitmap print function.

V1.15
2020-06-02
1. Add Auto_reply function.
2. Add Font attribute combination
3. Add Cirillic function
4. Add QRcode functioni

V1.16
2021-03-12
1. if linespace above 42, some dotline print fail in paper.   This version fixed it
   add some codes in void printdotline(int num).

V1.17
2021-03-17
1. fix some bugs to support FTP638MCL103.
2. fix the bugs when LPT02_245 above 42.

V1.18
2024-01-20
1. Support Hebrew.
2. Support CP1250
3. Extend the CP1250's font height.
4. Fix the read temperature bug.

V1.19
2024-03-22
1update CP1250's fontsize
2fix 0x1b 0x64 0x00 's bug
3fix clearprintbuf's  bug
4, add auto break function
5QR code can support 120bytes.

V1.23
2025-06-11
1. support korean charset

V1.24
2025-11-28
1.  customer can add 8 font lib.
2.  fix some bugs on UART communication.
3.  make step motor run more smooth.
4.  improve print speed
5.  update bitmap print function.