Stm32 tft lcd library programming. This library depends on the .

Stm32 tft lcd library programming Understand how the STM32 ecosystem can contribute to developing your graphic user interface; Determine which STM32 microcontroller is best suited for your graphic design The purpose of this application note is to address this aspect by describing how to use the STM32F10xxx FSMC (flexible static memory controller) to drive a TFT color LCD. Thus, we need to set up the PLLSAI1 “N” multiplier, “R” and the divider right after the output of the PLLSAI1 in a way to get 25MHz to the LCD-TFT. etc. Then make project and copy library project folder. The ST7735 display is a small, color TFT LCD display module that supports a resolution of 128x160 pixels. Jul 20, 2022 · STM32 Embedded GUI Library porting for F4 Discovery. My advice would be get a simple oled display i2c based dont go on tft as tft are bit complicated. DWIN is specialized in making HMI Touch screen displays that are compatible with all microcontrollers like Arduino, STM32, PIC, and 8051 families of Microcontrollers. As shown below, the LCD-TFT clock is derived from PLLSAI1. It has also a possibility of different way of connection, like serial, parallel, with VSYNC and HYSNC. PB0-PB7) for display. 8″ TFT LCD with SPI communication. The LCD TFT display controller (LTDC) frame buffer can be located either in on-chip memory or in an external memory depending on the panel resolution. My goal is to interface my TFT LCD display with my board. 1 PLL of DSI-to-LVDS Bridge with a STM32F4 doesn't work. We want to make the top left corner of the LCD display a yellow square. Specifically, I'm trying to make this display: (TFT LCD from Amazon) work with this board: ("blue pill" clone from Amazon). STM32F429 has also LTDC driver for LCD like that, but this driver we will use later. To change the pin, change Arduino-STM32-8bitTFT. The next step is Configure the SPI peripheral. But no matter what i put in "Data" LCD display no-sense things. Viewed 3k times Oct 10, 2022 · Interfacing RGB TFT LCD using MIPI DPI and MIPI DBI Interfacing SPI based TFT-LCD display and programming STM32 LTDC configuration and programming STM32 LTDC Layers programming Running LVGL on simulator and on STM32 microcontroller Using LVGL objects, widgets , styles , animations, menus,etc Step by step LVGL UI exercises Original Adafruit library adapted to 16 bit parallel control by STM32F1/F4 - stevstrong/Adafruit_TFTLCD_16bit_STM32 • LCD-TFT displays (liquid crystal display - thin film transistor): variant of LCD that uses the TFT technology to improve the control of each pixel. It has 240 x 320 pixels resolution and 16bit or 18bit color depth, what gives you 65536 or 262144 different colors. These GPIO are controlled using LL_GPIO_WriteOutputPort(). i2c lcd STM32 library. 8″ TFT Display with STM32, and to do so, I will use the SPI peripheral of STM32. - Infineon/display-tft-st7789v In proteus 8. 3V logic levels, while the LCD Displays operate at 5V. Contribute to alixahedi/i2c-lcd-stm32 development by creating an account on GitHub. Now i want to display some data using the code below. There are 2 possible ways to do that. At first create CubeMX project. c contain a custom library for drawing geometric shapes, symbols, numbers and strings on the display. Compatible with All STM32 Boards. I wonder if SPI bandwidth will be the bottleneck. 8″ TFT Display with STM32. This display has a resistive touchscreen attached to it already, so you can detect finger presses anywhere on the screen. The stm32 is much faster than your avr and the code may require adjustment. Get oled create drivers by looking at arduinos libraries or some stm32s on github and create those, then connect that oled driver to any open source graphics library like glcd,ugui etc. It has an integrated controller that supports SPI communication protocol for transferring data to the display. The ability to use GLCD fonts has been added and the syntax has been changed to match the Adafruit libraries somewhat. uvprojx. store_____ Aug 3, 2021 · I'm trying to understand how to interface a TFT screen module with an STM32F4 chip on a custom PCB. May 1, 2024 · The purpose of this project is to demonstrate how to display graphics and text on the ST7735 display through interfacing STM32 with ST7735 TFT display using SPI. Everything is in green, so i supose it's good. About Arduino library for 8-bit TFT LCDs such as ILI9325, ILI9328, etc Adafruit TFT library for 8 bit displays with SPFD5408 controller working on STM32 boards - MadeByJK/Adafruit_SPFD5408_8bit_STM32 This is a library for ILI9486 based TFT displays controlled by an 8-bit parallel port (8080) interface for STM32F103 using STM32duino. This is a short demonstration of the LCD Library that we are going to build from scratch in the next few videos. 8" TFT LCD with SPI communication. Everything works fine using TouchGFX. a. 0 Download the program, find the STM32 program file directory, and open STM32\XNUCLEO-F103RB\lcd4in-demo\MDK-ARM\ lcd4in-demo. Table 4. . When building a project with the help of gcc (for example using CUBEMX_IDE), you must include the library file from ST in the project, for example STemWin_CM4_wc32. 'TouchScreen_STM. This library provides to using STM32 and LCD together. Mar 28, 2023 · The purpose of this project is to demonstrate how to display graphics and text on an ST7735 display using an STM32 microcontroller. Purchase the Products shown in this video from :: https://controllerstech. I'm also using a clone STLink though I TFT Library. BSP folder :https://www. // Parallel bus is only supported for the STM32 and ESP32 // Example below is for ESP32 Parallel interface with UNO displays // Tell the library to use 8 bit parallel mode (otherwise SPI is assumed) //#define TFT_PARALLEL_8_BIT // The ESP32 and TFT the pins used for testing are: //#define TFT_CS 33 // Chip select control pin (library pulls ILI9341 LCD programming and data interface Preview; LCD SPI initialization coding part-1; LCD SPI initialization coding part-2; LCD SPI initialization coding part-3; Configuring GPIO pins for SPI functionality; SPI peripheral configuration coding; LCD SPI initialization for STM32F407x+External LCD; ILI9341 TFT-LCD Initialization commands Gambar Skematik Arduino dan lcd TFT. It is capable of driving up to 320×240 resolution displays with 65K colors. Here is the module and its basic info. 2 Inch ILI9341 SPI TFT LCD Display 240x320 ILI9341 LCD Screen with SD Card Slot for Arduino Raspberry Pi 51/AVR/STM32/ARM/PIC for the display. 2" 176x220 TFT LCD shields commonly found on eBay, originally forked from the screen_4D_22_library library. The STM32 LCD16X2 library is part of the ECUAL (ECU abstraction layer) that we’re continuously building through this STM32 Series of Tutorials. Any stm32 board + External ILI9341 TFT-LCD interfaced via SPI . Modified 2 years, 9 months ago. Jumper wires if you are using hardware option 4 or 5 Thanks to their embedded LCD-TFT display controller (LTDC), the STM32 MCUs allow to directly drive high-resolution display panels without any CPU intervention. 3 update info check it out. As products become smarter and offer more features, end users expect engaging experiences and easy access to functionalities. We can achieve this by sending data to the specific address of RAM (Memory) in the LCD board. FB Page : https://www. The demonstration firmware delivered with this application note, the STM32F10xxx firmware library, and other such firmware are available for download from the Apr 23, 2024 · I am using 3. In this video i will tell you how to use 128x128 1. The most important thing is to tell library, which board is used in target system. Platform independent. Sejumlah library telah dikembangkan untuk memudahkan penggunaan tampilan layar sentuh LCD 2. It is in official 8. 5" LCD TFT Display with STM32bluepill. Mar 15, 2023 · In this post we will see how to interface the ST32 Blue Pill board with ST7735 color TFT display where Arduino IDE software is used to write the interfacing program code. I am using the NUCLEOH7A3 board without external RAM and a 800x320 Display. This library debugged and tested on Nucleo F303RE and STM32F4 Discovery Boards. We will also see the simulation of the STM32F103C8T6 Blue Pill board with the ST7735 TFT display using Proteus simulation software. You can find all details about this LCD from… STM32 Embedded Display – Capacitive Touch Panel – Optical bonding – 5-inch TFT LCD screen – RVT50HQSNWC00-B The power supply cable RVA-0106M-1. Can you suggest me for correction required for STM32f407vet6 in the library which can help to interface with TFT LCD. Thin film transistor liquid crystal display (TFT-LCD) is a variant of liquid crystal display (LCD) which uses thin-film transistor (TFT) technology to improve image quality (e. 3 with Arduino UNO and Adafruit ILI3941: Feb 27, 2024 · Overview. The driver consists of 4 We want to display some string or color on the specific location of the LCD. I am usuing an arduino nano and have a HiLetgo 2. Related questions. Compatible with chipsets PCD854, ST7565R, NTD75451 and many AVR, LPC, PIC, STM32 devices. But I want to program it buy my self using Do you want to drive a touch TFT with SPI 480x320 with a STM32 microcontroller? You can use Standard Library (compact and fast), or the HAL library (easy and Mar 7, 2021 · Hello! I'm not new to Arduino or LCDs, but have little experience with all 3 of the things I'm trying to make work here: a 3. Table 6. Based on the original Adafruit 8-bit parallel TFT library written by Limor Fried/Ladyada and ported to STM32duino by Mike Kushnerik/MKE. 5-inch TFT screen of the same series of our company, so the code is completely compatible. The demonstration firmware delivered with this application note, the STM32F10xxx firmware library, and other such firmware are available for download from the May 2, 2023 · The ILI9341 is a popular LCD driver IC commonly used in small TFT LCD displays. com. 8" ST7735 TFT LCD display with an STM32 Smart V2 board such as this 1-8-inch-TFT-LCD-ST7735S-Display-Module128x160-51-AVR-STM32-ARM-8-16-bit listing on ebay. 2" 2. Some boards assign PB3 and PB4 to the JTAG debug port by default. This document first describes how to connect a color LCD to the FSMC, then it provides a TFT LCD interfacing example. Kode untuk menjalankan Tampilan TFT ILI9314. h'-display library, for using ILI9481 8 bit 3. h and lcd_work. AN4861 - Rev 5 Simple driver for ILI9341 320x240 TFT LCD with Touchscreen for STM32 microcontrollers Requires no DMA or Interrupts while still maintaining very fast screen draws. 8" TFT display Library" and install the library. It perfroms the basic Text/Number printing to your 16X2 LCD, in 8 bits and 4 bits modes of operation. One thing I noticed is that in Adafruit graphics library, startWrite() and endWrite() will be called before sending color data to the display. h> library used but it is not compiling for STM32f407vet6. #define TFT_RD Dec 3, 2021 · In STM32CubeMx, under the Clock Configuration Tab, is where the pixel clock is set up. 4″ TFT ini dengan Arduino. This library depends on the Jul 29, 2015 · LCD pins are different for different board. (see example/touch_pen). 54 -inch TFT screen (240*240 ST7789V) STM32 Directly drive TFT LCD, draw a curve based on data on LCD; Touch screen TFT LCD 9325 displays Chinese characters Apr 30, 2014 · On STM32F429 Discovery board there is LCD with ILI9341 controller. x Any hints, pointers or comments are welcome. Embedded graphics systems, Interfacing RGB TFT LCD using MIPI DPI and MIPI DBI, Interfacing SPI based TFT-LCD display and programming, STM32 LTDC configuration and programming, STM32 LTDC Layers programming, Running LVGL on simulator and on STM32 microcontroller, Using LVGL objects, widgets , styles , animations, menus,etc, Step by step LVGL UI exercises, Covering three major hardware Apr 12, 2022 · STM32 C library for ILI9341 TFT LCD with 16-bit data bus? Ask Question Asked 2 years, 9 months ago. STM32 LCD 16×2 Library Directory & Files. All I need it to do is have a blinking red led and have the screen show the Engineers developing embedded applications with TFT LCD displays; Engineers who would like to lower production costs by using an STM32 microcontroller with an embedded TFT LCD controller or a less-expensive TFT LCD display without a controller; Engineers looking to enhance their customers’ user experience by adding a TFT LCD display A feature rich Arduino IDE compatible graphics and fonts library for 32-bit processors. Table 2. This video show Feb 10, 2019 · The LCD I am using is a 2. In addition, the LTDC can access autonomously to internal memories or external memories to fetch pixel data. 5" TFT LCD Shield interface with STM32f407vet6 by ARDUINO IDE. Table 3. See performance analysis below LCD 8-bit Parallel Interface Library for STM32. h. We will use a common library to interface different displays in parallel mode Sep 5, 2018 · Have a look to AN4861: LCD-TFT display controller (LTDC) on STM32 MCUs. ST7735 Display Module Overview: Features and Capabilities: The ST7735 display is a small, color TFT LCD display module that supports a resolution STM32 HAL-based library for ST7735 displays. Look up the display and see where the timing is and how the code implement such timing - likely by looking around. com/stm32duino/Arduino_Core_STM32MCU STM32F103C8T6 overclock to 128Mhz, i always use this frequenceILI9488:old lcd library Jul 2, 2019 · I'm working on a cosplay prop and am trying my hand at doing the programming for it myself but I am compleatly new at this. In the project Nucleo Boa Feb 11, 2024 · I have 4 inch RPI LCD 480x320 SPI based on the ILI9486 display driver. No one can teach how to write them, and no book will teach you. 3. Developed software is based on HAL over STM32CubeIDE. h' touch screen library can be used along with this library. Namun dapat ditemukan sejumlah library menarik dengan contoh yang dapat membantu pemula memahami cara kerja tampilan ini di www. The argument LCDCONF is a structure containing all the essential information required by the DSI controller to configure the MIPI DSI interface. Contribute to patryk3211/STM32_TFT_Display development by creating an account on GitHub. Jan 4, 2024 · The first library is a driver for the ST7789 TFT display which can be installed from Arduino IDE library manager (Sketch —> Include Library —> Manage Libraries…, in the search box write “st7789” and install the one from Adafruit). STM32F4DISCOVERY Discovery kit with STM32F407VG MCU + External ILI9341 TFT-LCD interfaced via SPI (Explained in the course) or. For this post, let’s focus on how to display what you want on the 2. I can share my project but I judge that it is not necessary. This guide shows how to interface the STM32F4 board with ST7789 TFT display. SPI,I2C, Template Programming etc. Take the image below for example. 1. The benefits of the LCD TFT display controller include flexible programmable display parameters, integrated pixel format converter and blender. The second library is Adafruit graphics library which can be installed also from Arduino IDE library manager. I am using Nucleo F412ZG (with STM32F412ZGT6) + TFT LCD 320x240 ILI9341 with 8bit parallel interface over FSMC - IDE is AC6 System Workbench for STM32 along with STemWin 532 Feb 2, 2024 · Hello community, I am trying to show a shape (line) or text on a background a TFT parallel RGB Display. This video is a continuation of previous ones to complete the LCD library written for HD44780 displays, using HAL libraries in STM32 CubeIDE. This is call Memory to Display Address Mapping. Steps to make proteus LCD shield simulation working in proteus 8. I put here a photo on the outputs configured with cubemx, there are 23 pins configured for the LTCD. The STM32 operates at 3. mediafire. Apr 17, 2023 · This project, we will explore the integration of STM32 microcontrollers and ILI9341 TFT displays using the Serial Peripheral Interface (SPI) communication pr Purchase the Products shown in this video from :: https://controllerstech. This application note describes the LCD-TFT display controller of the STM32 (flexible static memory controller) to drive a TFT color LCD. Oct 5, 2021 · Learn how to use TFT LCD Display without Library thru this tutorial. The controller is highly configurable and interfaces with standard parallel R G B interfaces. May 28, 2019 · Using TFT LCD Display 2. 6. What I'm trying to do (simple explanation) is use a photocell on an analog input, and output a corresponding brightness to the TFT LED backlight. Aug 14, 2021 · I am trying to configure stm32f103c8t6 bluepill with ILI9341 display using the tft_espi library . This particular display uses 8 pins for controlling the display, and the pins are shown below Apr 10, 2021 · One youTube video shows using pwmWrite() function, but STM32 core library doesn't seem to support it: I get 'not declared in this scope'. For this post, let's focus on how to display what you want on the 2. Library allows to handle the display using either TouchGFX or directly drawing on screen through library functions. Thank you ST7735 1. Connection stm32 ILI9341 you have included the Adafruit lcd The parameters of the TFT LCD will be set and initialized in the void initLCDConfig(LCDCONF *lcdconfig) function in the e35rd_mw420_c. AN4861 - Rev 5 a tiny gfx library for tft/lcd/oled screen. com/electronicsforlife11My Blog : https://electronicsetern Description: This is a library for the standard 16X2 LCD display, for the STM32 MCUs based on HAL libraries. In the next section, we’ll discuss how to integrate this STM32 LCD 16×2 library into your STM32 CubeIDE projects step-by-step. Mar 31, 2017 · Here are my notes on interfacing your basic 1. Configure 4 pins (RD, WR, RS(DC), CS) and 1 GPIO port (i. In code, #include <MCUFRIEND_kbv. 44 inch LCD TFT display with STM32 microcontroller to display any data you want. Our STM32 graphical user interface ecosystem offers a comprehensive set of tools and resources to help you succeed. To write commands and data to the screen, the ILI9481 driv To install, use the Arduino Library Manager and search for "Adafruit 2. This product uses the same LCD control chip and touch panel control chip as the 3. The library is targeted at 32-bit processors, it has been performance optimised for RP2040, STM32, ESP8266 and ESP32 types, other 32-bit processors may be used but will use the slower generic Arduino interface calls. The LCD I am using is a 2. init_table16(R61509V_regValues, sizeof(R61509V_reg (flexible static memory controller) to drive a TFT color LCD. com/folder/xbgpqb0la "ST7735S-STM32" repository contains the source code for a set of functions for an STM32 microcontroller handling a 1. Source code for the following demo is provided as STM32Cube project and can be found at examples/STM32CubeIDE/upd-data: Source code for only the ported pyportal_boing demo using this library is here: examples/boing Files lcd_work. zip TFT LCD Project Mar 30, 2017 · I have configured my board using STM Cube, including LCD pins. This module is compatible with the ALIENTEK STM32 development board. May 21, 2020 · STM32 Arduino core: https://github. This library is based on afiskon/stm32-st7735 and afiskon/stm32-ssd1306 . 4. AN4861. 25FF-1 and ST-LINK/V2 &ST-LINK V2-ISO SWD programming cable RVA-SWD-06M-C100 V2 are included as free accessories for single package. STM32F4 FSMC with TFT LCD. I also have another 16-bit Parallel TFT LCD but it will be another story for another time. USB logic analyzer (Optional ) 7. - LanFly/tGFX You can change to other PB pin. This tutorial will cover how to interface the TFT display with STM32. TFT LCD is one type of active matrix LCD, though all LCD-screens are based on TFT active matrix addressing. 8 inch TFT LCD shield with touchscreen. store_____ This is a library for the ILI9225 based 2. HMI Means Human-Machine Interface. A simple LCD driver for STM32 microcontrollers. I invite you to read the following FAQ : STM32F746G-Discovery : Create a basic Graphical Application using CubeMX. The objective is to know the HD44780 LCD int In this project, we will explore the integration of STM32 microcontrollers and ILI9341 TFT displays using the Serial Peripheral Interface (SPI) communication protocol. TFT-LCD is different from the simple matrix of passive TN-LCD and STN-LCD. This library is prepared from 'LCDWIKI_KBV. Table 5. Any stm32 board + External ILI9341 TFT-LCD interfaced via SPI. AN4861 - Rev 5 Oct 6, 2022 · 3- should I find the c code for these drivers on the web? a corresponding library? or I have to program the driver myself. It sends RGB data in parallel to the display and generates signals for horizontal and vertical synchronization (HSYNC, VSYNC), as well as pixel clock (PCLK) and not data enable (DE) signals: Dec 28, 2024 · Hello, I have been searching for days for a library that allows me to use the following combination: Arduino Due ST7796 TFT display with SPI interface Arduino IDE 2. Table 1. Up The LCD-TFT stands for Liquid Crystal Display - Thin Film Transistor. c file. 8" LCD. g. lcdwiki. Convert project to C++ and rename main. Also I try to modify Adafruit graphics library in order to use it wiht my STM32 board. 3 the ILI9341 tft works only in SPI mode. Jumper wires if you are using hardware option 4 or 5 Graphic LCD Library for microcontrollers based embedded systems. This guide is about DWIN HMI Touch Screen TFT LCD Display. facebook. The ILI9341 TFT (Thin Film Transistor) is a popular type of color TFT display module used in embedded systems for displaying graphical content. This tutorial shows you how to use a TFT LCD using the FSMC interface of the STM32F4 Discovery board. 8″ LCD. But the same library worked for Arduino mega 2560 properly. It is equipped with a thin film transistor (TFT) on each pixel of the LCD, which can effeUTF-8 This is a library for ILI9486 based TFT displays controlled by an 8-bit parallel port (8080) interface for STM32F103 using STM32duino. Contribute to afiskon/stm32-st7735 development by creating an account on GitHub. In this tutorial, I will cover how to interface ST7735 1. Engineers looking to enhance their customers’ user experience by adding a TFT LCD display; Benefits you will take away. This library depends on the In this course, we will learn the embedded graphics systems and programming part of it along with using LVGL for creating UI applications, writing all the code completely from scratch (using register-level programming), as well as creating an embedded graphics application for different boards simultaneously (any STM32 board with external TFT LCD interfaced via the SPI interface). This TFT display is driven with ILI9325 chip and has 240x320 pixels with individual RGB pixel control. cpp' touch screen library is also slightly modified. Hi. For now we will use SPI STM32 IR Remote Control Receiver and Transmitter A key reference was an existing Arduino library called MCUFRIEND_kbv STM32F103_TFT7793. 8 inch color LCD display based on the ST7735S SPI driver. Display and graphics overview. The specific usage is as follows: Step 1: Download the test program; Download the STM32 test program from the Program Download column; For a description of the relevant test procedures, please refer to the test program documentation in STM32 HAL-based library for ILI9341 TFT modules with touchscreen. c to main. More details about LCD configuration provided in the AN4323, section “How to use STemWin Library step by step ?. Design trends in embedded human-machine interfaces (HMIs) are constantly evolving. Add library path to "Include paths" in GCC and G++ compiler options. 5. - andygock/glcd Sep 15, 2019 · How to use on STM32 development board. Using proper defines (explained below) you can select which board is used. • LCD-TFT displays (liquid crystal display - thin film transistor): variant of LCD that uses the TFT technology to improve the control of each pixel. C51, STM32, Arduino, Linux, Windows, MacOSX. Arduino TFT LCD touch screen tutorial; Positive Atomic STM32F4 Explorer the HAL Library TFT LCD screen routine transplant to STM32CUBEMX+CLION; Use the HAL library of STM32 to drive the 1. The STemWin library is connected. Thanks to the TFT technology, each pixel can be controlled by a transistor, allowing a fast response time and an accurate color control. Jan 24, 2022 · 1, Introduction to TFT-LCD TFT-LCD (thin film transistor liquid crystal display) is a thin film transistor liquid crystal display. Oct 2, 2017 · The STM32 LTDC has a peripheral called LTDC LCD TFT Display Controller which provides a digital parallel interface (DPI) for a variety of LCD and TFT panels. Apr 17, 2017 · Posted on April 17, 2017 at 03:02. Jun 20, 2021 · dannyf wrote: Mon Jun 21, 2021 2:41 pm My guess would be timing mostly. Therefore, depending on the board, PB3 and PB4 may not be available as GPIO. e. Aug 13, 2022 · I am searching for an explanation for the coding idiom for changing TFT display resolution that is used in the PORT from mcufriend’s Arduino code. 5" TFT LCD with 8-bit parallel interface, "blue pill" STM32F103 board, and the "mcufriend_kbv" library. 8" with STM32 through SPI communication. For full pinout list, download and open LCD library and check header file with description. Board selection. One-Time with STM32 and Graphics LCD: Sep 26, 2020 · This library provides code to support a 2. , addressability, contrast). Like inside ArduinoIDE, there is a Library manager where we can find so many TFT-LCD libraries with STM32 board support, Is there a common place to find libraries for STM32CubeIDE? Or a way to import ArduinoIDE libraries to CubeIDE. Initialization sequence for ILI9341 was borrowed from martnak/STM32-ILI9341 . cpp ESP32 test program directly insert instructions Number Module Pin Remarks 1 5V Power pin 2 LCD_RS LCD register / data selection pin High level:data; Low level:register 3 LCD_RD LCD read control pin 4 LCD_D1 Pin 2 of 8-bit parallel data bus 5 GND Power ground pin 6 LCD_WR LCD write control pin 7 LCD_D0 Pin 1 of 8-bit parallel data bus This is a keyestudio 2. This is the same display as used on the CY8CKIT-028-TFT shield. May 1, 2024 · In this project, we will connect multiple STM32 LCD Displays to the STM32 microcontroller using the 4-bit mode, which requires six GPIO pins. 2 Jun 17, 2018 · I am trying to use this display to implement a simple game. 4 inch TFT LCD driven by an ST7789V controller. So it is not a hardware problem or CLK. ayso oezxl brife qtni ous kbom egy eedz udeao dzuyrq