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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2answers
36 views

What is needed to create a HDMI output

I am experimenting with the arm cortex A8, it has a bunch of LCD outputs I first thought I could just convert LCD to a HDMI signal, but can't seem to find any thing of an use, any help would be ...
0
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0answers
20 views

Anisotropic conductive film (ACF) [on hold]

Does anyone have any experience with anisotropic conductive film? What brand of ACF do you use? And do you have any experience with a ACF bonding machine?
0
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1answer
22 views

Using a led driver as a led backlight inverter

Can i use a led driver to replace an led backlight inverter ? I have an old MacBook display (LG LP154WP2) and don't really know how to use the inverter board, because i can`t identify the ic on the ...
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0answers
13 views

ILI9163C ili9163C Parallel 8 Bit Header & Function Prototypes

I'm using a NHD 1.8" display with the 9163 controller chip and looking for help getting bootstrapped to working with the display using a Sam3s...8 bit parallel communication. It is an inherited design ...
0
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1answer
98 views

Use LCD 1602A with F28027

I want to connect C2000 Piccolo LAUNCHXL-F28027 and LCD 1602A. And I already found this example: http://embedjournal.com/interfacing-16x2-character-lcd-with-c2000-launchpad/. I downloaded the source ...
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4answers
65 views

Is it necessary to use resistor when connecting backlight of 16x2 LCD display?

I wonder if it's necessary to use any resistor when you're connecting backlight of 16x2 LCD module? OR it depends on voltage? I am using Hitachi HD47780
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1answer
65 views

What defines LCD display constrast?

How is a general 16x2 LCD display contrast defined? Is it with voltage on pin V0 or with total resistance of potentiometer?
1
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1answer
57 views

What type of display is this?

I found this display in this cheap chinese handheld tetris. It doesn't have any connectors on itself and is just sitting on small PCB with some kind of gum between them. What kind of display is it and ...
1
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2answers
39 views

Powering a 6-Pin DAC-08B035 LCD Inverter

i have an old LCD Panel(N141X6 -L01) from a Fujitsu Siemens laptop and an inverter(DAC-08B035) for it. Before connecting the whole thing to a raspberry pi(and buying the necessary controller board), I ...
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2answers
141 views

Which method is better for liquid crystal overdriving?

Recently, I started to design a LC (Liquid Crystal) shutter glass. The question is which component should I use. This is the LC shutter I might use: PolarSpeed®-S However, there are a few more ...
0
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1answer
121 views

LCD data read and show on computer

I have a project to work as follow: this is a PIC based (PIC16C62B) porudct which measures value coming from mechanical gyro sensor. analog data from gyro amplified and sent to AD7707 to convert into ...
0
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0answers
55 views

Power requirement for LCD

I am using LCD with below power interface. But as per below note in LCD datasheet, VCC and VGL need to apply first and then VGH. My query is why such power sequencing is needed ? If I use below ...
0
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0answers
26 views

LCD CGRam acting strangely

Ok, so I recently got an LCD with an I2C backpack attached and after a while I decided to try creating custom characters. For some reason I couldn't get it to work and every time I wrote the custom ...
25
votes
3answers
531 views

What is this unusual LCD controller technology?

Preface: Even if you do not have a definite answer, I would greatly like feedback from anyone who has even seen an LCD using this technology. I recently took apart a Canon digital camera from the ...
0
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0answers
13 views

8 Wire Resistive Touch Interface with 4 Wire Touch Controller

I am using resistive touch controller with following pins available to interface: X+ X- Y+ Y- And LCD to which I've to interface has 8 Wire as below: Since RTP has 8 wire, Is there any standard ...
0
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0answers
65 views

Initialisation of the LCD HY28B (ILI9325C)

I'm trying to figure out how to make my litle holliday project work. I'd like to display stuff on my HY28B, I'm using an STM32 to control it. I tried the example code given by Haoyu electronics but it ...
14
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2answers
2k views

How to drive 1080p with only 540 pins?

I was trying to hack a 3-D system starting from the monitor: VG248QE. I teared it down to LCD matrix and driver. This is a 1080p(1920 x 1080) monitor so I was expecting that at least 1080(row) + ...
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votes
1answer
42 views

LCD Interfacing types

I am learning LCD interfacing and came across parallel, RGB, LVDS interface so far. I have worked on parallel 8/16 bit interface. But have few doubts in overall interfacing of LCD. Is RGB a ...
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0answers
40 views

LCD interface with Xilinx- XC95288 controller board

I have to interface 24RGB LCD interface with Xilinx XC95288 board. On Xilinx XC95288 board, it has LVDS pins available for interfacing LCD. I am using SN75LVDS86A to convert LVDS pins of controller ...
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0answers
17 views

Raspberry Pi LCD HDMI driver

I've bought an lcd screen with driver online, however it only displays the VGA input. When I Google the driver board, it is always connected with another board to control the input, however this board ...
6
votes
1answer
283 views

LCD driver: What changes in 3-D mode?

Facts: We know that a system needs high data transfer speed if it works with +120 Hz refresh rate and +1080p resolution(This mostly requires DVI dual link). We know that in a 3-D system with ...
2
votes
0answers
76 views

LTDC data starvation during simultaneous SD-RAM and NOR Flash access with STM32F429 rev 3

Application details: SDRAM is used as the LCD frame buffer. Memory for 2 LCD frame buffers are allocated(double buffering) in SDRAM. LTDC will be always accessing one of the frame buffer in the ...
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0answers
51 views

ILI9163C interfaced with PIC32MZ controller : No image display

I am using ILI9163C LCD interfaced with PIC32MZ controller EC starter kit using SPI communication. I was able to display the image on LCD with Arduino using libraries Adafruit-GFX-Library and ...
0
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2answers
75 views

Running Nokia 5110 with 3 pins

I recently received a Nokia 5110 LCD screen and have hooked it up to my Uno and got it displaying stuff. I'd like to try using it in a project with an ATtiny85 and found some resources to that ...
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1answer
91 views

Calculator with MSP430 in Assembly Language

I am programming a calculator in assembly language with the MSP430g2553. I have a 4x4 membrane keypad and an 2x16 LCD. I already can display numbers in the LCD with the keypad. The issue is that the ...
0
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1answer
62 views

NHD-0216HZ-FSW-FBW-33V3C Black Boxes in Line LCD Display

I installed a NHD-0216HZ-FSW-FBW-33V3C with an MSP430g2553. I tried to initialize it for 4-bit mode in assembly language but black boxes still shown and initialization is not completed I think. My ...
4
votes
1answer
112 views

How does color LCD work on the Pokémon Pikachu 2 GS?

The Pokémon Pikachu 2 GS is a small electronic toy that has an LCD screen. What's unusual is that the screen is not the typical black-and-white LCD found on almost all handheld devices, but instead it ...
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0answers
34 views

16x2 LCD Display Got Error Cause by External Current

As shown in the image above the 16x2 LCD display is controlled by Arduino. Relay and LCD both connected to +5V of Arduino The LCD got an erroneous symbols display whenever I pug/unplug the relay ...
0
votes
1answer
161 views

Choosing the right capacitors replacement to fix an LCD Monitor Power Board [closed]

I want to change the capacitors on my LCD monitor power board. The power board of the LCD is the following: The 3 of them who have the upper part popped are 820uF 25V. If i remember something of ...
1
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1answer
93 views

How do digital watches use so little power (and how do I do that?) [duplicate]

The title of the question is pretty self-explanatory. I did a quick back-of-the-envelope calculation for my own digital calculator watch (the Casio CA-53W for those who are interested). The battery ...
0
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0answers
66 views

What are my options to force this intervalometer light switch on?

Attached is a photo of the innards of a 'Calumet Pro Series Digital Shutter Timer Controller' (aka 'Intervalometer'). The top left button, marked 'SW7' controls a backlight for the LCD display. ...
0
votes
1answer
47 views

Boost circuit for LCD matrix display

I'm using the hitachi 66720 controller for the diplay and there is a boost schematics which helps to provide enough current for the display. Here how it looks like: I don't understand how ...
2
votes
1answer
52 views

how to save counter on lcd in mikroc

My code is about button counter .which appear on lcd 2x16 .pic18f46k20 .i want when i turn power off and turn on it again it should show the last number it count . how to make data saved in pic and ...
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2answers
70 views

Does all the alphanumeic LCD modules have backlight? and where can I find LCD commands for this module?

I am using Oriole 8x1 LCD Module - 08108-3SL/X. I interfaced this module with my pic18f458 and made it display "12345678", so its working.However, the back light is not ON and when I vary the contrast ...
-3
votes
1answer
74 views

Identifying unknown LCD pins [closed]

I have an LCD module (from a mobile phone) with unknown pins. It has 40 pins and is labelled with this number: "TP-Y0100-c0". Can anybody help me to identify the pins? I want to use it with ...
1
vote
1answer
55 views

LCD Panels Refresh Rate

Why some newer LCD panels have 120Hz refresh rate, and not 60Hz? How we can determine what is the most optimal resolution to use to display content on our LCD, does it depends of our CPU power or GPU ...
0
votes
1answer
31 views

Number of color on an STN screen

I would like to understand how can I determine the number of color of a STN screen. For a TFT screen it is simple if I have 6R-6G-6B screen it is 262144 color, if it is 8R-8G-8B it is 16million ...
0
votes
1answer
40 views

Interfacing with a S6B0741

I am using a LPC4300 board to interface with a graphical LCD, a S6B0741. I have been trying to get it initialized, but I am not sure if I am sending the commands the correct way. The code I have ...
2
votes
1answer
51 views

do LCD TVs also use phosphor coated screen?

do LCD TVs also use phosphor coated screen? if not, then what is the cause of their after-glow in the dark for few seconds? since we know that glow in the dark stuffs glow generally because of ...
0
votes
1answer
952 views

How to connect 16x2 lcd to esp8266?

I have ESP8266-01 this model I Updated the frimware to nodeMCU and uploaded the web server code and tested by blinking led via web browser. Now I want to test that if I can send text data from web ...
0
votes
1answer
78 views

Troubleshooting 16x4 LCD Display Showing No Output

I have a 16x4 LCD (model DCM16433) that I suspect is dead. It has 14 pins rather than 16, but this should just mean no backlight. I have hooked pin 1 to Vss, pin 2 to +5 V, and pin 3 to a 10k pot, but ...
0
votes
1answer
34 views

What exactly is the need of Back and Front poch delays in VGA ,TF,LCD Timings?

I am trying to interface a 24 Bit TFT screen. But I am having a hard time understanding the need for Back and Front poch delays and how to calculate these ?
0
votes
1answer
65 views

LED display resolution dpi

I had a question about the resolution of an OLED display. It's says the resolution is 128x128 dots under the display format in the datasheet sheet of the OLED. Does this mean that there are 128 dots ...
9
votes
2answers
563 views

What is this “contactless” LCD display [duplicate]

I disassembled a cheap digital tire pressure gauge that had quit working (leaking silver oxide cell, as I discovered). After deciding it was unrepairable I removed the circuit board, which had the ...
0
votes
1answer
134 views

Proper Method of Powering Nokia 5110

I am considering getting some Nokia 5110's for use with my Arduino Nano board but I am in a pickle because I can't tell the correct way to wire it. Some people say to power it with 3.3V and only ...
1
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0answers
88 views

HD44780 LCD with Atmega8. Only Cursor, no characters

I am trying for hours but i can only see cursor blinking and no characters. but If i write say 'ABC' then cursor will blink at 4th index but i cannot see ABC. I am using atmega8 with LCD in 8bit mode, ...
0
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2answers
186 views

Use SDIO pheripheral for quad SPI flash memory

I am currently doing a project using the STM32F103 micro-controller. The project requires external flash memory to store images and data for later showing on LCD. The problem I have is that I want ...
0
votes
2answers
431 views

4 Digit 7 segment display LED missing one light (on all four digits) [closed]

Hi I ordered online a voltage meter and got this tiny cute little fast refreshing pretty darn precise reliable meter. HOWEVER I am missing on all four digits the left lower vertical light piece. What ...
0
votes
1answer
65 views

How do modern LCD screens multiplex?

I know how a standard LCD screen in a calculator is multiplexed (Shared rows and columns), but I've recently seen a highspeed recording of a modern LCD Display (PC Monitor) and it didn't flicker at ...
2
votes
1answer
51 views

Do LCD's or Plasmas have a circuit for each pixel or they are lit in an array fashion?

I'm trying to understand how LCD's display a picture. I've read articles and papers, but sometimes I get contradicting information. Some say that each pixel ( actually a sub-pixel ) have their own ...