Short for Liquid Crystal Display. LCDs consume little power, and exist in graphic LCDs, or segmented. The latter type is used for character and 7-segment digit display, and also in custom LCDs for consumer electronics.

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2
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3answers
78 views

What is this display technology called?

I saw this display on Adafruit. They describe it as a mix of an e-ink (the low power consumption) and an LCD (the fast response time). And further as "a matt silver background, and pixels show up ...
-2
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0answers
40 views

How is the backlight in a LCD monitor is dispersed equally? [closed]

How the layers creates a uni-light ?
0
votes
1answer
45 views

LCD 16 x 2 1602A Interfacing

I have bought a 16 x 2 LCD which I want to interface to a ATMEGA 324 microcontroller. The problem is that the vendor didn't give me a good enough datasheet: ...
3
votes
1answer
42 views

How are DACs integrated in color LCD screens?

I'm having trouble imagining what actually happens inside an LCD screen. I picture digital RGB data for each pixel getting sent to the screen through a connector. Lets say we have 24-bit color for ...
1
vote
1answer
40 views

How to drive 3 1/2 digit static TN LCD with ATmega328 in low power mode?

I've built this clock with a 3 1/2 digit static TN LCD (GYTN-0587). I drive the 28 LCD segments with an ATmega328 and four 74HC595N shift registers chained together. Here are the (simplified) ...
11
votes
1answer
168 views

1000 Hz+ refresh rate displays/ projectors? (for making volumetric displays)

I have found only few volumetric displays for the kind of effect I'm looking for. They can be divided by two characteristics into two separate groups each: rotating or moving screens, and moving ...
1
vote
1answer
36 views

Connecting an LCD display to msp430 launchpad?

So im trying to give my lcd display (Lumex 1602) 5v. Im trying to use the test pins on my msp430 launchpad TP1 and TP3. On the LCD pin 1 is gnd and pin 2 is power. for the launchpad TP1 is power and ...
0
votes
0answers
38 views

Arduino LCD 2x16 and PCF8574AP works well for limited time [migrated]

I have got a problem with operating my typical 2x16 LCD with PCF8574AP. I have read the entire internet about that, other topics etc. but none of them can relate to my problem. The thing is that my ...
1
vote
1answer
57 views

Emulating greyscale on a 1-bit LCD

I have an LCD (the DOG-M 102x64, with a uc1701 controller) that I am driving (over SPI, but that's somewhat irrelevant) from an AVR (ATMega16 @ 8 MHz) - all in all, a fairly low spec'd screen with a ...
-3
votes
0answers
49 views

Does anybody have any information regarding a TRULY MCC067-A1 display

I recently aquired a TRULY MCC067-A1 lcd display and don't know anything about it. I've thoroughly searched the Internet for information and data sheets and found nothing. Does anybody know anything ...
0
votes
1answer
56 views

Is my 16x2 LCD display broken?

I was programming my PIC microcontroller to the 16x2 LCD (Hitachi HD44780) to test out some codes, but when I tested my circuit again, my LCD started going haywire displaying some fuzzy or corrupted ...
0
votes
0answers
27 views

Pinout/Datasheet of Delta DAC-08N001 backlight inverter

I'm repurposing a old notebook display for another project but I can't find the datasheet for the backlight inverter. It's labeled Delta DAC-08N001 and has a 5-Pin input connector (as opposed to the ...
0
votes
1answer
97 views

Salvaging colour LCD from Brother MFC-J6710DW printer

I have salvaged a colour LCD from an old Brother MFC-J6710DW printer and I'm trying to work out its pinout, to eventually use with an Arduino. On the back it has the following characters printed: ...
0
votes
0answers
41 views

Simulating LCD device

I wanted to connect LCD LM016L in my device simulating it on Proteus.I wanted to use 8255 to connect the LCD directly with one port of the 8255.But I have a doubt do I need a controller too or just ...
1
vote
1answer
78 views

STM32F407 FSMC interface with TFT LCD

I've written some code to make a FSMC connection between my STM32F407VET6 and a TFT LCD 240x320 pixels. I was checking this several times, however I can't recognize what's wrong. I'm using 16-bit data ...
0
votes
2answers
34 views

Power Supply amp doesn't match with adapter. Can I use the adapter? [duplicate]

Can I use this LCD display: http://www.itontec.com/product-detail/product-name-7/ With this adapter: *Display Specs: Power Supply(5~12V 2A) *Adapter Specs: Output: 12V - 1A Is that safe to use ...
0
votes
2answers
89 views

How to create an embeded system for LCD GUI design? How to choose an MCU? [closed]

Okay so here is my exact problem.... I want to design an embedded system with a micro controller at it's heart that I can use to control various peripherals all powered by a batter that can be plugged ...
0
votes
0answers
88 views

issue with 16x2 lcd and DC motor

i am using 16x2 LCD for my project,aim for the project is to control dc motor using gsm,lcd displays the status of the motor,motor is controlled by the relay.but whenever motor starts the LCD become ...
0
votes
0answers
45 views

What have I got wrong on these LCD control programs for 18F4550 PIC?

I'm writing a couple testing codes for LCD control with a microcontroller. I'm using mikroC compiler, with a 18F4550 microchip microcontroller with a 20MhZ crystal. PIC is running on a simple ...
0
votes
1answer
54 views

Problem interfacing with an lcd with an arduino

My lcd arrived today and i saw that when i connect the backlight pins (A and K) to GND and +5V, the backlight turns on, but i cannot control it with the potentiometer. The wiring seems fine (ive ...
2
votes
1answer
111 views

16x2 LCD Missing Components on the Back [duplicate]

I'm quite new to electronics and am doing it as a hobby. I recently bought a 16x2 LCD display online to use it with an Arduino. When I received it, it noticed that there were a few components missing ...
0
votes
0answers
31 views

Odd red noise appears on the display of my Samsung SyncMaster 943N monitor [closed]

I have a problem with my Samsung SyncMaster 943N monitor. For some reason red noise appears on the displayed screen. Notice the red noise around the white zones in the image: Tried connecting it ...
1
vote
1answer
104 views

16x2 LCD display not working with arduino or RaspPi

I have a 16x2 LCD display that I'm just trying to use for the first time. The model number is 1602D1 according to this datasheet from where I purchased it. I first tried attaching it to a Raspberry Pi ...
5
votes
3answers
632 views

Meandering traces necessary for 24-Bit parallel RGB LCD interface?

I am working on a project that interfaces an Atmel SAMA5D3 MCU with a LCD TFT display. The interface between both is 24-Bit parallel RGB with HSYNC and VSYNC signals. The resolution of the display is ...
0
votes
3answers
88 views

Controlling the power from a 9V battery with a potentiometer

I'm working on a project where I'm powering an LCD screen backlight via a 9V battery. As it is currently, I'm powering the LCD via a 9V battery. This works great, but I'd like to have the ability to ...
0
votes
1answer
56 views

Control LCD with TIP121 on Arduino not displaying anything

I'm trying to control the power of an LCD I2C display. My project uses and Arduino and LCD, but when Arduino goes to sleep, the LCD stays on. So, to solve this problem, I connected a TIP121 transistor ...
9
votes
1answer
869 views

What are rubbery, conductive strips called?

I found a component attached to a PCB inside one of my old $5 devices. There are pink, rubbery things attached to either side of the LCD that can bend and were firmly attached (glued?), and there are ...
0
votes
2answers
34 views

Suitable FFC socket for this LCD module

I've ordered this LCD module, and I'm trying to find a suitable connector for it. It's 26 pins with pitch of 0.8mm, but as you can see, the right hand side is "sticking out" of the connector. Is this ...
3
votes
1answer
84 views

Hitachi HD44780 LCD works exactly 50% of the time

My Hitachi LCD works 50% of the time. Is it a problem is a deboucing reset button issue on the AVR? Why is this happening? Here's a video of what is happening. This does not happen if I write on the ...
0
votes
1answer
61 views

Atmega32 LCD program not working

i have recently been into atmega world after i heard it is much better than pic and it is my second tutorial about writing to LCD i wrote this program in atmel studio but it doesnt work i double ...
5
votes
2answers
133 views

Is my LCD TV doing some sort of dithering? [closed]

I'm using a 32" 'LED' TV as a monitor (1920x1080 over HDMI). I've been noticing some annoying horizontal stripes where the source is displaying grey pixels. It seems that what's happening is the TV ...
0
votes
1answer
106 views

LCD shows strange behavior upon micro-controller reset

I have written a code for the 'PIC18F4550' micro-controller (20MHz xtal) which shows "Speed = xxx RPMs" on an HD44780 LCD in 4-bit mode, where the xxx is the value contained in the variable called ...
1
vote
0answers
70 views

Can't display on LCD with Atmega 328

I tried to display hello world on a 20x4 LCD using Atmega328. But I failed to display any character on the screen. I'm not sure where the problem is, either the initialization or the timing order. I ...
1
vote
1answer
282 views

How to fix Hitachi HD44780 16x2 LCD garbled display in 4 bit mode?

It often happens that a HD44780 16x2 LCD shows garbled characters during usage. Most help on the web advises for using snubbing techniques to prevent voltage noise such as induction spike. I've done ...
1
vote
1answer
127 views

How to communicate 'rawly' with an HD44780 compatible LCD?

I have a HD44780 compatible lcd display (QC1602A). I did a lot of research and found some helpful things, but none of then seemed to really have worked. I'm not using any lcd library (C), only the ...
1
vote
0answers
47 views

How to set the gamma?

I have a TFT 2.2 inch Display. like this: Its controller is ILI9341. I ported it to my MCU and everythings work fine. one of the most important things in using a display is Gamma. when you would ...
0
votes
1answer
49 views

isolation between lcd 20*4 lcd and tm4c123 [closed]

power suply required for my launchpad is 3.3 v and that required for lcd is 5 v. I want to isolate lcd and launchpad. What should I do? do i need to put optoisolator between each pin of lcd and ...
1
vote
1answer
76 views

How to implement a double buffer using an ARM Cortex M3

I am a total beginner, but I have been working on a project to attempt to build my own microcontroller that outputs basic 2D graphics to an LCD screen. In doing some research as to how this is ...
0
votes
1answer
56 views

LCD display connection and power supply

I found an old car DVD player, figured I might try and use the LCDs for something else, most likely with a raspberry pi. They're 4.5" displays, Prime View Model #PW045XS2. I'm thinking adding an RCA ...
2
votes
1answer
109 views

What is this thing called “LCD interface” found in MCU datasheets?

When browsing ARM MCU datasheets I often find a thing called an "LCD Controller" or "LCD Interface" and I'm wondering what it is and how it works. It's present on the LPC3130[link|datasheet] and ...
0
votes
0answers
35 views

DS2401 initialization and usage

I have never worked with OneWire before and I am now trying to make the DS2401 Serial Number work, but without luck. Of course I started by reading the datasheets for the Serial, but I did not really ...
0
votes
3answers
95 views

LCD not working!

I am using a PCI1602F-B from Powertip as an LCD and an ATmega8 to communicate with it. Connection: -PORT D of ATmega8 with data-bus of LCD -PORT B0 of ATmega8 with Rs pin -PORT B1 of ATmega8 ...
1
vote
0answers
36 views

auto shift on keypad press in lcd using fujitsu F2MC-16LX MB90385 Series

We are using LCD and Keypad in our MCU and I was wondering how do i initialize my LCD so that every time there is a key press the display will automatically shift right and fill up the LCD as more ...
0
votes
1answer
30 views

hantronix HDM24216L-2-L3ES pinout

I am looking for the pinout on a hantronix HDM24216L-2-L3ES 24x1 LCD. I found the datasheet: http://www.hantronix.com/files/data/1278557021char-comm.pdf but I cant determine what the pinout is. Can ...
-1
votes
1answer
79 views

What kind of a display should I be using? [closed]

Are old monochromatic displays, like the ones used on the original Gameboy (bad example, I know), much more power efficient than modern colour LCD/LED/OLED displays? If so, why are they so hard to ...
1
vote
1answer
98 views

Custom LCD glass with ST7066: Can it display 8x8 characters?

I'm redesigning a product that has a custom LCD glass with a rather strange organization. It uses 22 segments with 14 commons. It's a little bit like the display in the picture below: Since this is ...
0
votes
1answer
36 views

TFT LCD panel product no.FH12A-40S-0.5SH(55) (Or Psp 1001 screen) to Xbox VGA

I received a broken PlayStation Portable the other day and decided to try and use the 4.3 LCD screen in a custom Xbox 360 console. Here is the .PDF for the panel. Page 6 and 7 contain the pin-out for ...
0
votes
1answer
114 views

Can't get any output in LCD with 18F2550

I have made circuit of contact less tachometer using PIC18F2550 micro controller. when I testing my circuit I cant get any output on LCD. But the LCD is turn on. I check all the connections one by ...
2
votes
1answer
64 views

Why doesn't my LCD work?

I have an 2.8" LCD that it's controller is ILI9325. I'm trying to use it. for start off, I have written a simple program. the program is this: ...
0
votes
1answer
70 views

DisplayLink LCD Controller [closed]

I want a small portable monitor (7 in) that can connect to my USB drive for power and picture (DisplayLink). I've found some cheap lcd screens, such as ...