Electrical Engineering Stack Exchange
Electrical Engineering Stack Exchange

Questions tagged [glcd]

Graphical/graphics LCD display - A LCD display capable of showing lines and single pictures instead of text-only displays.

Graphical LCD display - A LCD display capable of showing lines and single pictures instead of text-only displays.

The term glcd has become popular through the proliferation of Arduino libraries using the term.

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49 questions
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Do graphical/pixel mapped LCDs need a screensaver?

Will displaying the same for a very long time on a graphical or pixel mapped LCD harm the display in any way? If so, what would be a maximum time to display the same, or how could I determine that time? Would it be a good idea to implement some…
user17592
4
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2 answers

Arduino as simple VT100 Terminal

In order to use my GLCD + Arduino as a display for LCD4Linux, using the LCD4Linux SimpleLCD Driver which sends out a subset of VT100 codes (CR and LF). I have managed to isolate the VT100 codes from regular text using the following code: // include…
peterrus
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What is the difference between TFT LCD interfaces?

I am looking at driving a small TFT and have found that the driver chip supports various interface methods, however I can't see why I would choose one over another. The options are: i80 SPI VSYNC RGB Can anyone describe the pros and cons of the…
Zebra North
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GLCD touchscreen interference with metal frame?

I am trying to use a 128x240 GLCD driven by t6963 and a resistive touchscreen. When touchscreen and the frame are far apart, everything goes well but when I put them together it starts sending touch signals. Should I use a spacer between them?
EdwardAshley
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TFT LCD tutorial?

I am not sure if it is a good question or not, but I want to start working on TFT LCDs. I have good experience both on T6963 and KS0108, dot matrices, but zero experience on TFTs. Can anyone give any link or tutorial (basic / professional) on this…
Antonio Burdy
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How can I get higher fps with ESP32-CAM and ST7789 TFT LCD?

I have an ESP32-CAM AI Thinker board with an OV2640 image sensor and an ST7789 240x240 TFT LCD (SPI, but without a CS pin). I am trying to get a relatively good frame rate (30+ fps) on the TFT. I am simply capturing images and pushing the images to…
tinkertime
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Matching LCD controllers to LCD compatible panels

Over the years, I've accumulated numerous LCD panels and controller boards salvaged from TVs, Monitors, Cell Phones, digital picture frames, GPS devices and tablets. I would like to reuse the panels with the discrete controllers in my electronics…
user148298
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Beaglebone Black LCD/TFT/display and I2C2

I am considering buying a 4D Systems I2C LCD for the BBB, e.g. a 7" touchscreen, which uses the I2C2 bus. The question is, will I be able to use other peripherals on I2C2, on a home made cape, alongside the LCD ?
dpeng
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Is it possible to use the Microchip Graphics library for a Single Color GLCD?

I didn't seam to see the controller for those simple GLCDs on the list of controllers for the microchip graphics library. Does it support such libraries, or do i have to create a custom controller to support such?
TiOLUWA
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PIC 16F877A interface with glcd LM12864DDY

I'm using the CCS C Compiler to program my PIC 16F877A to display results of a voltage measurement. I'm using TOPWAY's LM12864DDY. I used the functions that were available in the glcd.c file in the "Examples" folder of PICC. This is my…
MavenMerkel
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Nokia 1616 LCD AVR Issue

I seem to be having a weird and frustrating issue. I have a Nokia 1616 LCD to which I am displaying images stored on an SD card. Everything worked fine when I was breadboarding it but when I assembled the circuit on a etched PCB, that's when the…
Ankit
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Interfacing with a graphic lcd

I am ordering a graphic lcd NHD‐12864AZ‐FL‐YBW and most of the interface code seems pretty simple. On the datasheet it has the following list of commands I don't understand what is put in the write display data command to draw something to the…
Markovian8261
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How to connect LCD display to a potentiometer?

I am new in electronic therefore please bear with me about my explaination. I have a LCD display made by TGK model TM12864L, please see manual and diagram attached. https://dl.dropboxusercontent.com/u/71681740/TM12864L-1-TGK-manual.pdf It requires a…
Tony
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What is TFT driver SSD1963 data voltage

I recently bought a TFT module driven by SSD1963 I have experience on t6963 and ks0108 and by a quick look it seems ok to make a MCU interface to ATMega128. What is confusing to me is the difference between the supply voltage of SSD1963 = 3.3volts…
Aug
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Resistive Touchscreen Stands in Midway of the ADC in standby

In a resistive touchscreen I am trying to read x-y position. The schematics is as followed. The code works fine and when I press a point, it reads correct position well but the problem is in standby ( when no touch ). The ADC shows the middle of…
Aug
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