U8g2 library functions github.

U8g2 library functions github Can i use this library for interfacing glcd ks0108(128x64) lcd display with msp430g2553 microcontroller. Once included, then I'll delete the ESP32 U8g2 samples from my own ESP32 samples Github repository and there will be only a single source of truth, your U8g2 Dec 23, 2018 · And the name of the library is misleading too because the library supports more displays than its name implies. This means that the clear functions have no purpose in U8g2_for_TFT_eSPI thus were never implemented by the original author here Feb 16, 2019 · I just found out that the SH1106 has support for setting normal / reverse display (page 30). U8glib library for monochrome displays, version 2 - Zagitta/u8g2-esp-idf We just had a similar issue using the SSD1327 I2C library. Before starting I verified the OLED is working perfectly on an Arduino with the following calls: U8G2_SH Oct 3, 2023 · But I find that even if I reference the u8g2 library, I still can't use the functions in his library. there are servral function to set the font postition in the u8g2 library. Here are the init functions: In order to port the U8G2 library to another MCU platform you need to provide the functions to interface directly with the MCU hardware so that the U8G2 Hardware Abstraction Layer (HAL) can issue commands etc. 21. u8g2 stm32 CubeMX HAL i2c ssd1306 noname display example. Note: There will be no more development for U8glib. I done the setup for my stm with #179 and u8g2setupc. This is the Adafruit SSD1306 lib converted to SH1106: SH1106LIB (this lib) 2312: This is effectively a fork of the U8G2 code that is part of Neil Kolban's excellent esp32-snippets repository. Functions for GUI related stuff on OLEDs (128x64). Aug 12, 2019 · Here are my thoughts: The SPI transfer itself is handled by Arduino SPI functions, however the chip select signal (CS) is under u8g2 control. It is not so hard to modify your old u8glib code for newer library. Hi, I'm trying to use the u8g2 library in a RPI pico W project for driving a Newhaven Display SSD1305 128x32 display via SPI. U8g2 supports many displays, some of them are also supported by Adafruit GFX based U8glib library for monochrome displays, version 2 - Porting to new MCU platform · olikraus/u8g2 Wiki Nov 10, 2022 · I was able to successfully add the u8g2 library where I can use functions such as: u8g2_DrawStr. However, I think that the SSD1306Ascii library has some good points that you may want to consider for a future version of your U8x8 library. to the display controller. The scaling issue appears to be basically that in the horizontal direction, 256 pixels are used to describe the actual 128 pixels available. GitHub community articles Repositories. Features for U8g2 and U8x8 are: U8g2 Includes all graphics procedures (line/box/circle draw). You signed out in another tab or window. Feb 3, 2018 · Okay, I have followed your advice and downloaded U8g2 2. (Almost) no restriction on the font height. Feb 8, 2017 · U8glib library for monochrome displays, version 2 - u8g2install · olikraus/u8g2 Wiki But later I found I want more font options and I tried to generate fonts based on README of the above library but unfortunately It did not workout well. 6 from your repository. 7-12864 OLED (SSD1325), right: EA DOGS102 LCD (UC1701) Aug 21, 2017 · It should be like this (LCD vs. Apr 12, 2019 · No, because the setCursor function will set the draw position for the "print()" command which is actually from the Arduino IDE (u8g2 print() function is the same as the serial. I'm still thinking about m2tk. Please use u8g2. I'm looking for tips to make it faster. To be used with the Arduino framework and the U8G2 library Resources Jun 21, 2023 · I still have actual HAL code laying around, so adapting C parts to updated ESP-IDF and u8g2 shouldn't be overly hard - it also has an advantage over implementation linked in documentation in that it uses pins passed from u8g2 instead of introducing a separate function for this purpose - this also allows to control multiple displays at once. I'll show you how to use this library with Nucleo-F401 board and SSD1306 display, bought on Aliexpress. You switched accounts on another tab or window. This is an attempt to speed up UI development for Arduino projects using the U8G2 library (https://github U8glib library for monochrome displays, version 2 - U8g2-Library/ChangeLog at master · BinaryLeo/U8g2-Library E-paper displays are getting more and more popular for battery powered applications. Dec 22, 2016 · Thanks for the quick and thorough reply. The only downside i found with using the software emulated SPI is that the maximum speed of the bus caps at 1. When you use the full buffer mode (f extension in constructor), can it be configured to only update the pixels/bytes which are changed since last time? About. Aug 30, 2024 · I have encountered an issue with the newer CH1120 driver IC, which seems to be replacing the SH1108. print(strcpy_P(ScreenLabel, (char*)pgm_read_word Example of usage u8g2 library for STM32 MCU. U8glib library for monochrome displays, version 2 - u8x8setupc · olikraus/u8g2 Wiki Dec 14, 2019 · On another note, it appears that the ls027b display's display_cb callback function uses a "SWAP8" macro to rearrange the bits as opposed to just setting LSBFIRST in the SPISettings call in the u8x8_byte_arduino_hw_spi(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) function. I did some changes in my code, it's much more scalable now. To get this value, you may either run your project and have this value printed via a serial port or you may look into the definition of the setup u8g2_Setup_* function in u8g2_d_setup. All U8g2 fonts can be used; Support for UTF-8 and Unicode; Support for Arduino print() command and F() Macro; U8g2 is a graphics library for monochrome displays. To associate your repository with the u8g2-library topic Hadware Abstraction Library para u8g2 en ESP32. U8glib library for monochrome displays, version 2 - Porting to new MCU platform · olikraus/u8g2 Wiki. 3" OLED I2C Display with Luatos ESP32 C3 Core and u8g2 library by olikraus arduino esp32 u8g2 ssd1309 st7565 esp32-c3 luatos gmg12864 Updated Jan 20, 2025 This project demonstrates how to interface an ESP32 microcontroller with an OLED display using the I2C protocol. Contribute to olikraus/U8glib_Arduino development by creating an account on GitHub. You initialize the U8G2 system with a call to the u8x8_Setup function. Sau đó, trong source code chính (eg. 42 inch display and a Teensy 4. But I haven't dug into the depth of the library yet. float gs_rad; //stores angle from where to start in radinats float ge_rad; //stores angle where to stop in radinats //example values for testing, use the values you wish to pass as argument while calling the function :airplane: Multi-functional, compatible DIY general aviation proximity awareness system - lyusupov/SoftRF Nov 4, 2018 · Hi everyone, i would like to create a little menu with this library. main. Sep 17, 2019 · I also used your u8x8 library with it, since this device can be used with those libraries. So indeed there is another difference between C and C++: Additionally C++ has the print() and setCursor() commands. Jan 4, 2018 · I'd like to avoid the u8g2 mode as I'm already short of RAM. I don't notice any difference between full buffer and page buffer modes. U8x8 Text output only (character Jun 2, 2017 · U8g2 is a graphics library developed at olikraus/u8g2 with support for many different displays. I very likely will put most of them in the same . Jan 21, 2019 · I did some trouble shooting and found that all of the functions listed below seem to work with the SD in service. The member function appears to be sending the 7bit address as an 8 bit. Thus the idea with the scaling of an existing 8x8 font in u8x8 mode. Jul 2, 2019 · but I see the program go in a loop (or maybe crash) when enter the function u8g2_InitDisplay(&u8g2); So because I had already the project ready for work with taht display (but not with the library) I used those init functions to initialize the display and then I tryed to use the library functions to write something. Left: NHD-2. c:119: undefined reference to Edit: Working RPI Pico project code posted at the end of this thread. This instance is used to call all of the subsequent U8g2 functions (internally from GEM library, or manually in your sketch if it is required). U8glib library for monochrome displays, version 2 - Porting to new MCU platform · olikraus/u8g2 Wiki Oct 31, 2017 · The rotation/mirroring could be worked around using certain functions of the u8g2 library (though its not ideal), however, the scaling cannot. U8g2 also includes U8x8 library: U8g2 Includes all graphics procedures (line/box/circle draw). In those cases, the user can disable such features in u8g2. Either way is fine for me. You can study this here: U8glib V2 library for Arduino. unfortunately it is not directly compatible with u8g2. Is it compatible with u8g2 library? In function u8g2_UserInterfaceInputValue u8g2_input_value. I have read the guide on how to setup the display but I can't get it to work. However, as my goal is to show a temperature that is constantly changing I need to add something (that i don't know) to use the u8g2. Sep 4, 2020 · Hello, I've been working on a small keyboard project and was looking for some help with the implementation of the C Library for U8g2. Aug 23, 2017 · If you do what I suggested (let u8g2 render to memory and then let the application retrieve the rendered data and stuff it into CImg), only the application (so the manual-generating-application) needs to be converted, no need to convert the entire u8g2 library to C++. I thought maybe it's possible by the low-level functions of the g8x8 library, so that each glyph byte is automatically writte to two pixel addresses. This function will reset, configure, clear and disable power save mode of the display. It is the successor of U8glib which is not developed any further. Of course those functions are reused as much as possible (so two displays with the same dimension will share the same memory function). U8glib V2 library for Arduino. I could setup a shell function to make the actual calls to the U8g2 library and call it from wherever I need to. To use the actual U8g2 library in your ESP8266 project, perform the following steps: Create a directory called components in your main project directory. Contains implementation of u8g2 callback functions for the GM009605 display: i2c, 4 pins, no reset. Up to six buttons can be observed. When i tried to do setup it is showing undefined U8glib library for monochrome displays, version 2 - Porting to new MCU platform · olikraus/u8g2 Wiki Packages. c) cần khai báo extern cho font. May 2, 2021 · Thx @olikraus. Sep 1, 2023 · Background: #2252 Current Status The U8g2 library is based around a C core library, that implements the actual functionality of U8g2 in object-oriented C. In that call you need to provide function pointers too the two HAL functions. U8g2 provided various font type and stored in compressed format. Alternative I can just ZIP them up and you can add the under your own Github id. So after research I ended up using u8g2 library for interfacing OLED, but I found below issues while using. u8g2 argument) WR0 = enable WR1 = VCC (logic high) !!! CS1 = cs CD = dc. I'm using u8g2 in my code with the U8G2_SSD1309_128X64_NONAME0_F_4W_SW_SPI class. c and nokia5110_LCD. It can be found here. But it can't use the the U8g2_for_Adafruit_GFX. Contribute to leechwort/u8g2-stm32-example development by creating an account on GitHub. Or maybe you can create a separate library based on the approach of the said one. Jan 26, 2020 · Hello, I'm trying to turn on my OLED Waveshare 128*128 SSD1327 screen using i2c communication and u8g2 library with the NRF51 DK development kit but unfortunately my module doesn't turn on. Specifically I can't get basic button presses to work. I must try to port to stm32f103 standard library, when I want to use u8g2. If mui_u8g2_btn_exit_wm_fi receives a select action, then the user interface menu will be deactivated. h, and the u8g2 appears to be slower out of the box. I would appreciate any kind of positive help here. It is important that you connect the RD read strobe input of the LCD to high. I was use LCD with ST7920 chip. setBusClock(400000);". In our case create an instance of the U8G2_KS0108_128X64_1 class named u8g2. google. 0, as soon as the begin() function gets called, horizontal lines appear on the display Sep 17, 2024 · I was wondering if there is a feasible way to retrofit this sort of approach for my particular configuration and still use the u8g2 library user functions. The current setup actually set it to normal (0x0A6), but there seems to be no interface to set it to rev Apr 9, 2018 · I'm having no success in getting menu functions to work. SSD1362 controller. See the setup guide for the selection of a suitable U8g2 constructor. It is a good idea to test higher bus clock values in the current application. So U8g2 font gives more UI design possibilities and still can fit in the MCU limited storage space. isFormActive will return false and the program will execute the above code. It would be fantastic to add WaveShare e-paper displays support in your excellent u8g2 library. I read the doc, but something goes wrong. I was experimenting what is possible to programm. I have to use u8g2_uint_t u8g2_DrawStr(u8g2_t *u8g2, u8g2_uint_t x, u8g2_uint_t y, const char *s); It is very Sep 12, 2017 · Hi, U8g2 is the great library for LCD and i want to use it with my stm32f4 board. The location of this custom library folder might be different on operating system and Arduino IDE. I&#39;ve been having some trouble lately. Feb 13, 2018 · See available constructors and supported controllers in the documentation for U8g2 library. Additionally, the library provides a thin C++ wrapper around that C core library f I am trying to use the u8g2 library on a nRF52 DK (ARM M4 based) to interface a SH1106 OLED. The "uC specific Jun 19, 2018 · Also, there is a bug in your library and I can not use u8g2. In U8G2, I had to use sprintf() to convert the integer to a string then pass it to the DraStr() function. The project uses the u8g2 library for display handling and the FreeRTOS framework for task management. Dec 28, 2019 · U8g2 needs to know which output pin is connected to which input of the display: The pin numbers are provided as list of arguments to the U8g2 constructor. Apr 29, 2021 · A great library! But I was disappointed that drawSTR doesn't wrap to multiple lines, so I wrote this function to print a string on multiple lines, breaking it into words at a space where possible. Host and manage packages Sep 17, 2017 · Hi, I am trying to use the U8g2 library with a ST7920 display and an arduino. The GPIO and Delay Interface Jan 25, 2017 · #include <U8g2lib. Was this article helpful? Sep 18, 2024 · Features: UTF8, >700 fonts, U8x8 char output. Sep 23, 2018 · Library Prog storage (bytes) Memory (bytes) Device support Comment; U8g2 Page buffer mode (Picture Loop) 9156: 581: Almost all of them: Empty example sketch, with lib and init: Adafruit_SH1106: 8726: 1299: SH1106 OLED display only: Empty example sketch, init code. Even the following code has no output! Sep 21, 2022 · In order to port the U8G2 library to another MCU platform you need to provide the functions to interface directly with the MCU hardware so that the U8G2 Hardware Abstraction Layer (HAL) can issue commands etc. com/olikraus/U8g2_Arduino Category Display License BSD 2 Clause Library Type The Select Me button will call the mui_u8g2_btn_exit_wm_fi function. Contribute to eziya/STM32_HAL_U8G2_OLED development by creating an account on GitHub. Testing a cheap aliexpress 1. Reload to refresh your session. His repository is no longer maintained and using a single directory as submodule is not possible. drawPixel(x, y) Function written by me, requires drawPixel(x, y) but my attempt to convert to your library was unsuccessful. there has to be a mapping from the functions expected by the library to the underlying MCU board hardware Jun 22, 2024 · I have an ST7567S variant I2C display that looks identical to #2364, it has I2C address 0x3F. // Please update the pin numbers according to your setup. I've In order to port the U8G2 library to another MCU platform you need to provide the functions to interface directly with the MCU hardware so that the U8G2 Hardware Abstraction Layer (HAL) can issue commands etc. You signed in with another tab or window. h: I know. Any text-based example Sorry my friend, but this function u8g2_draw_hv_line_2dir is defined in u8g2_hvline. 3- Finally, is there any way to support the hardware scrolling functions from within the U8G2? I could do the same with U8g2. Supports many fonts. That's all. I have a problem that I can't find any functions to display a number in C. I tested many ways to align words (Especially UTF-8 words). // This instance is used to call all the subsequent U8g2 functions (internally from GEM library, // or manually in your sketch if it is required). This library is compatible with all architectures so you should be able to use it on all the Arduino boards. U8g2 can also detect key press events. Code was tested on the Nucleo stm32F103 board, but should work on any ST MCU with i2c and CubeMX HAL support. WaveShare e=paper displays are nice and almost cheap. I just gave a basic example of a standalone function, drawing on your existing work with the list selector example, which would - by itself - be really useful. For I2C use "u8g2. Topics Trending U8glib V2 library for Arduino. The Arduino library U8g2 can be installed from the library manager of the Arduino IDE. I did this in the above mentioned setup tutorial. This code will just display the current millis() forever (until next reset). u8g2_gpio_and_delay_stm32 Sep 18, 2024 · U8g2 Author oliver Website https://github. For SPI try values between "u8g2. Using U8G2_ST7920_128X64_F_SW_SPI constructor the display works fine, but becouse my project requires more FPS i tried to use U8G2_ST7920_128X64_F_HW_SPI. S. setBusClock(8000000);". I've implemented the callback function for the ATSAMD20E15, and it works as expected. Oct 31, 2018 · Differences between these libraries are listed there, also there are a lot of helpful information about u8g2 library. U8g2 Font Support. h before Arduino_GFX_Library. Sep 1, 2017 · 2- In the old g8lib, I remember that I had a function to print integral/decimal values. The function will contain a line similar to the following: buf = u8g2_m_16_4_1(&tile_buf_height); Arduino Library; Adds a the U8g2 text drawing engine to all Adafruit GFX based Arduino librarys. There are two interface points for the HAL. Jan 30, 2022 · The code generate creates those functions, based on the size of the displays, so each display will have its own memory allocation function. Feb 7, 2020 · When using the u8g2 library with a SSD 1309 2. Will be sharing an implemented work update soon. clearBuffer(); u8g2. Universal 8bit Graphics Library (http://code. Then: You should create a mapping table for your connections. The "uC specific The Select Me button will call the mui_u8g2_btn_exit_wm_fi function. Display adress 0x3C. I have installed the library and selected the following constructor: U8G2_SH1107_64X128_2_HW_I2C u8g2(U8G2_R0, U8X8_PIN_NONE); Then I opened the GraphicsTest example and uploaded the code. Arduino Library; Adds a the U8g2 text drawing engine to all Adafruit GFX based Arduino librarys. setCursor(5,10); u8g2. Sep 2, 2019 · Hi 😊 I need to align words with a function (for example: center align, left align and etc), but I didn't find any specific function for this. setFont(u8g2_font_victoriabold8_8r); u8g2. A graphics library with support for many different monochrome displays. That is to say, call the function, give the value a number and use the display as normal. c and used in u8g2_setup. Monochrome LCD, OLED and eInk Library. printf function because the function u8g2_DrawStr just show a constant string. Port of U8G2 Library for STM32 HAL. But U8G2 handles SD card interaction directly, which no menu system does. I not found an example to do that, so i will try to create something for me and other. You can however use a friend function of your class if it has the same arguments. The OLED module looks absolutely the same, has the same pinout (SPI connection) and same resolution (128x160) Despite their similarities For the ST7789 controller, I have a SetAddressWindow(int x_start, int y_start, int x_end, int y_end) which requires both the initial coordinate and the tile width/height, whereas the u8g2 library seems to want to set only the initial coordinate. I have a about fifteen functions that make calls to U8g2. Requires some memory in the microcontroller to render the display. I tried using these 4 as per thread but none of them work with the Hello World example: U8G2_ST7567_JLX Oct 17, 2022 · I'm comparing the u8g2 library to this bare bones library, consisting of files nokia5110_LCD. The memory function look like this: u8g2_m_22_9_f Aug 3, 2019 · Dear sir! I realy appreciate the product you have created and am using it in my projects for a long time. In order to port the U8G2 library to another MCU platform you need to provide the functions to interface directly with the MCU hardware so that the U8G2 Hardware Abstraction Layer (HAL) can issue commands etc. The Select Me button will call the mui_u8g2_btn_exit_wm_fi function. CubeMX Sep 9, 2019 · I have an STM32F103 board with the STM32duino bootloader. Jul 13, 2020 · As far as I am aware the Adafruit variant which U8g2_for_TFT_eSPI was ported from does not use a buffer, it writes pixels direct to the display. h on your local drive. May 22, 2019 · Hi everyone, I am using u8g2 library on my project. U8x8 For example the SSD1327 defaults to 100KHz for I2C, but seems to support 400KHz in many cases. There was one function however where I struggled a bit to implement it. Sep 18, 2024 · Features: UTF8, >700 fonts, U8x8 char output. setBusClock(200000);" or "u8g2. U8g2 supports many displays, some of them are also supported by Adafruit GFX based In order to port the U8G2 library to another MCU platform you need to provide the functions to interface directly with the MCU hardware so that the U8G2 Hardware Abstraction Layer (HAL) can issue commands etc. h: Search for u8g2. Below is a list of the U8g2 functions I have tested: u8g2. Sep 4, 2023 · U8glib library for monochrome displays, version 2 - gallery · olikraus/u8g2 Wiki Feb 14, 2017 · You signed in with another tab or window. Sep 12, 2017 · Hi, U8g2 is the great library for LCD and i want to use it with my stm32f4 board. com. print() function). Contribute to olikraus/U8g2_Arduino development by creating an account on GitHub. Remove the setI2CAddress member function and allow the library to try and auto detect the display. here is the lost function: void setFontPosBaseline(void) { u8g2_SetFontPosBaseline(&u8g2); } void setFontPosBottom(v Arduino Monochrom Graphics Library for LCDs and OLEDs - userreference · olikraus/u8glib Wiki. h should be in the subfolder libraries/U8g2_Arduino/src/clib of your Arduino custom library folder. Feb 10, 2017 · Then maybe I can fork your project, add those items and issue a pull request. com/olikraus/u8g2 Github https://github. I have to use u8g2_uint_t u8g2_DrawStr(u8g2_t *u8g2, u8g2_uint_t x, u8g2_uint_t y, const char *s); It is very U8glib V2 library for Arduino. Whenever we used the set function, the library did not work but would compile. So U8g2_for_TFT_eSPI is really only the font rendering engine from U8g2. The "uC specific Oct 16, 2020 · Dear olikraus sorry for asking again and with a large break for help in this case :/ I´m still working on it Meanwhile I know why it is "half"working with the uc1610 library. I would like not to use the arduino IDE so I am writing the code in Atmel studio. h/,cpp file pair and initialize U8g2 from the U8g2 file pair. Issue: There is an excellent open source library called u8g2 that can be found on Github the functions expected by the library to the underlying MCU board hardware U8glib library for monochrome displays, version 2 - Porting to new MCU platform · olikraus/u8g2 Wiki Jul 2, 2022 · Started referring resources on u8g2 and lvgl library and getting acquainted with the Wall-E codebase. May 13, 2021 · In order to port the U8G2 library to another MCU platform you need to provide the functions to interface directly with the MCU hardware so that the U8G2 Hardware Abstraction Layer (HAL) can issue commands etc. You do not need to declare a function in C99 only if its declaration is above its use, in the same file, also, is a very good practice to define your functions, you can read a lot about that subject on Internet (for example: https Feb 1, 2017 · In order to use the library with a PSoC I need to create two functions for the U8G2 HAL to use as an interface to the PSoC hardware. ; Change into the components directory. Example of usage u8g2 library for STM32 MCU. For the Arduino Environment, u8g2. Moreover I assume you need to create a global UIManager object, which is then accessed by the friend function, which in turn is used as MUI Arduino Monochrom Graphics Library for LCDs and OLEDs - Home · olikraus/u8glib Wiki Jan 16, 2017 · P. U8g2 also includes U8x8 library. setContrast(Contrast4x); u8g2. h> //Include u8g2 library U8G2_ST7920_128X64_1_HW_SPI u8g2(U8G2_R0,10); //my display is connected this way. c. 2MHz, which is a bit slow. Jul 4, 2018 · There are one thing to consider: There is a parallel and serial mode for the ST7920. . Please see How to port U8g code for generic porting instructions. Description: Simplified setup procedure of the display for the Arduino enviornment. I'm not sure if this is a bug, or if it is some user error/ignorance on my side. Using U8g2 font in Arduino_GFX simply include U8g2lib. Which mode do you want to use (I suggest serial SPI mode). setBusClock(1000000);" and "u8g2. Anh em có thể copy font cần dùng trong folder fonts/c/ vào project của anh em. U8glib library for monochrome displays, version 2 - internal · olikraus/u8g2 Wiki More than 150 million people use GitHub to discover, fork, and contribute to over 420 million projects. I was able to make the screen type the letters I want thanks to the library and I also tried to make extra functions like backspace etc. Ví dụ, tôi cần dùng font u8g2_font_arial_5pt. com/p/u8g2/) Copyright (c) 2016, olikraus@gmail. Mar 17, 2019 · Saved searches Use saved searches to filter your results more quickly Sep 21, 2022 · In order to port the U8G2 library to another MCU platform you need to provide the functions to interface directly with the MCU hardware so that the U8G2 Hardware Abstraction Layer (HAL) can issue commands etc. From the table here, the constructor has the following template (with u8g2 as object name): Dec 9, 2022 · Discussed in #2043 Originally posted by provitek December 9, 2022 Hi, I wanted to make project with WInstar WEA025664A 256x64 oled display. I've been looking at the examples and following them as closely as I can, however I can not get the cod A simulator to test small helper functions using U8G2. Jun 14, 2022 · However the only function, which needs to be provided by you is the last callback function: "u8x8_gpio_and_delay_stm32l0" (the one which is linked in the first link above) All other functions like u8x8_d_ssd1306_128x64_noname , u8x8_cad_ssd13xx_i2c and u8x8_byte_sw_i2c are part of u8g2 / u8x8. Now am going to implement your u8g2 library on new project based on STM32 micro controller and i2c OLED display. The position within the list is important and indicates the function/purpose of the pin. The menu do: When I click the "OK" menu in an option list; Shows the process in the draw_perisa / draw_non perisa function, but only briefly and returns to the menu. All reactions Oct 16, 2017 · From the u8G2 reference manual, I get the impression that the "setContrast" function should work pretty much like most of the other functions. Aug 29, 2023 · You function must exactly look like this, especially it must not be a member function of a class (like in your example). U8glib library for Arduino. Used full buffer in this example. A simpler example would really help in making that work for users. So I copied the relevant files and made them a functional component Hi all, I have a question about the update procedure of the u8g2 library. lqsru mqjzijc aveuy mmbf qxf ecxky pfykz jnc hav ffu

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