Questions tagged [oled]
An OLED (organic light-emitting diode) contains a film of organic material that emits light when current is applied. They may be used to create digital displays that do not require a backlight giving a deeper black level and higher contrast than LCD displays.
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OLED Libraries interfere with PD6 port manipulation in Atmega328PB
I stumble across an issue which I can't solve in multiple attempts.
I'm trying to turn on and turn off an OLED SSD1306 display attached to the hardware I2C on Atmega328PB. The device has button on PD3 ...
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Using 7pin OLED 128x64 with iic
I just bought the 0.96” Monochrome OLED Display (SSD1306) and it claims to support both SPI and IIC/I2C with 7 pins.
I want to use it with an Arduino Uno R3.
How do I go about doing this and ensure ...
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SSD1306 128x32 OLED change I2C address
Hey all I've been looking for any information that would allow me to change the I2C address for the 0.91" OLED 128x32 module:
So far I have only found mention of the I2c address change here but ...
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SSD1306 horizontal mode not working
I'm trying to fill the screen of SSD1306 white. I'm using horizontal page addressing mode to not set page address manually using commands. According to SSD1306 datasheet, when the column address ...
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OLED SSD1306 Lower and upper column addresses
I am currently working with an SSD1306 OLED display. I'm stack with understanding concept of the lower and upper column start addresses. I become interested in them cause I'm trying to find a way to ...
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How do I handle +5V noise and PSU undervoltage due to an OLED module in my circuit?
I am working on a circuit that will use the ADC on an Arduino (Adafruit Feather M4 Express) to measure a small signal, so I want a minimum of noise. Testing the Arduino on a breadboard with a DC test ...
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Detecting OLED display refresh frequency using phototransistor
I am trying to detect the refresh frequency of an OLED display driven by an SSD1309 display controller. During the refresh cycle, each row of a frame is charged and driven for 65 DCLKS in a sequential ...
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How can I maximize the refresh rate of this OLED display?
I have a single-color 1.5" 128x64 transparent OLED display with an integrated SSD1309 controller. It came with a small driver board that supports the SPI and I2C interfaces on the chip. I need to ...
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Can't get SH1106 1.3 oled to work (SPI)
It's my first project this big - an arduino (Pro Micro) based midi controller. After all the research, schematics and pcb designing I got to assembly and wanted to try out the display, but then I can'...
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SSD 1306 OLED, Redraw frequency
Using SSD1306 based OLED on a STM32 based board. The OLED needs to display a QR code that can be scanned using a mobile phone. On other times, OLED needs to display other information, but there is no ...
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Problem with PIC I2C interface while communicating with SSD1306
My goal is to communicate with SSD1306 controller of OLED 128x32 display with PIC16F15323 which has I2C interface built-in. Obviously, I've read whole documentation for my MCU and for SSD1306 ...
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Connect OLED display to dev board
I want to use a small OLED display for a project. I need a color display as small as possible and I found these models that would be good for my application:
MDT0096AIH-SPI
MDT0096AISC-SPI
I will ...
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Why is the frequency response of an LED important?
I'm working on visible light communication where I fabricate my own organic LEDs. One of the ways to characterize them is "small signal analysis." I understand we are applying this analysis ...
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Can I forgo using an RTC for this circuit if my intent is to set up a clock, a chronometer, a timer for shutdown and PWM LED lamps?
Here's what I'm going to create (hopefully): An electronic candle with flickering lights (via PWM) that also shows the current time (digital clock), the time transpired since it has been turned on (...
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Why aren't there displays which explicitly emit certain frequencies?
Rather than building displays that emit RGB, why not build displays that emit certain frequencies instead? What are the technical challenges of doing this?