This function is also normal when tested on stm32f407 board
The font files are stored in sdcard
The display speed is much faster than that of esp32
Rgb565 mode can support 128 × 160
The 16 color mode can support 320 × 240
Search found 12 matches
- Tue Mar 02, 2021 2:39 pm
- Forum: ESP32 boards
- Topic: Chinese enhanced firmware for framebuf components
- Replies: 6
- Views: 187
- Fri Feb 26, 2021 3:19 pm
- Forum: ESP32 boards
- Topic: Chinese enhanced firmware for framebuf components
- Replies: 6
- Views: 187
Re: Chinese enhanced firmware for framebuf components
Firmware feature update By adding 4-bit look-up table conversion function, TFT can be driven by 4-bit FB The background color of character display is added. When the background color is 0, it remains transparent Fixed RGB24 BMP display color error Demo added ST7567 monochrome LCD module 128x64 , esp...
- Mon Feb 22, 2021 2:34 am
- Forum: ESP32 boards
- Topic: Chinese enhanced firmware for framebuf components
- Replies: 6
- Views: 187
Re: Chinese enhanced firmware for framebuf components
Here is the demo code and video
https://github.com/wangshujun-tj/mpy-Fr ... st-ssd1306
The Chinese font library is downloaded from the file system. Without using Chinese, you can also get large English fonts, enlarge, rotate, and reverse
https://github.com/wangshujun-tj/mpy-Fr ... st-ssd1306
The Chinese font library is downloaded from the file system. Without using Chinese, you can also get large English fonts, enlarge, rotate, and reverse
- Mon Feb 22, 2021 2:29 am
- Forum: ESP32 boards
- Topic: Chinese enhanced firmware for framebuf components
- Replies: 6
- Views: 187
Re: Chinese enhanced firmware for framebuf components
I don't know the rules of open source very well. I'm willing to share the code that needs to be modified The Chinese font library comes from the font library of windows system. It is captured after displaying the screen picture. It is not confirmed whether there is copyright conflict Because most of...
- Sun Feb 21, 2021 3:42 pm
- Forum: ESP32 boards
- Topic: Chinese enhanced firmware for framebuf components
- Replies: 6
- Views: 187
Chinese enhanced firmware for framebuf components
https://github.com/wangshujun-tj/mpy-Framebuf-boost
Modify framebuf.c implementation
In addition to Chinese support, it also provides FB large character display, 8 megabyte / 16 megabyte flash precompile, and BMP file display and storage
Modify framebuf.c implementation
In addition to Chinese support, it also provides FB large character display, 8 megabyte / 16 megabyte flash precompile, and BMP file display and storage
- Thu Feb 18, 2021 1:42 pm
- Forum: ESP32 boards
- Topic: esp32 framebuf boost for Multi font/chinese display
- Replies: 0
- Views: 84
esp32 framebuf boost for Multi font/chinese display
https://github.com/wangshujun-tj/mpy-Framebuf-boost Precompiled 1.13 firmware, support the combination of spiram and 4 / 8 / 16 MB flash, 6 versions Provide GB2312 and GBK complete font library, with 12 / 16 / 24 / 32 four choices, the number in the file name represents the largest font, will also c...
- Sun Feb 14, 2021 3:30 am
- Forum: ESP32 boards
- Topic: How to get the full capacity of an 8MB or 16MB flash chip?
- Replies: 12
- Views: 391
Re: How to get the full capacity of an 8MB or 16MB flash chip?
I use the method of modifying partitions files to recompile the firmware and get the firmware that is suitable for 16 megabytes. I actually store and test more than 8 mega bytes of files and confirm that they are normal
- Tue Feb 09, 2021 3:55 am
- Forum: Development of MicroPython
- Topic: ulab as mpy v1.13 building fail
- Replies: 1
- Views: 128
ulab as mpy v1.13 building fail
can you help me? use command: make -j3 BOARD=GENERIC_SPIRAM USER_C_MODULES=../../../micropython-ulab all output: CC ../../../micropython-ulab/code/scipy/optimize/optimize.c CC ../../../micropython-ulab/code/scipy/signal/signal.c CC ../../../micropython-ulab/code/scipy/special/special.c ../../../micr...
- Fri May 29, 2020 9:50 am
- Forum: General Discussion and Questions
- Topic: PyBoard Timer Question
- Replies: 9
- Views: 2537
Re: PyBoard Timer Question
Can the DMA double buffer non-blocking mode be achieved? Unfortunately, it is not possible to reliably collect real-world continuous data
- Thu Jan 09, 2020 3:17 am
- Forum: ESP32 boards
- Topic: Trying to disable REPL from Uart0 on ESP32
- Replies: 4
- Views: 2113
Re: Trying to disable REPL from Uart0 on ESP32
I have also encountered similar problems, which can be solved in the following ways through exploration. 1. Directly define other UART ports to overwrite repl on gpio1 and gpio3, but it will cause complete failure of repl, including ctrl-c. if the automatic operation of main.py is set, the board can...