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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Corrupted display output on SSD1322 OLED using STM32 SPI
I'm using an STM32H755 with an NHD-2.7-12864WDW3 OLED that has an SSD1322 driver, running in 4-wire SPI mode. SPI communication seems to work, but the display shows a noisy area at the top and ...
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SSD1306 logic analyzer results
I am sending the following signal from an FPGA to the SSD1306 via an I2C interface:
START, 0x78, ACK, 0x00, ACK, 0x3F, ACK, STOP.
The full bus on sigrok looks like ...
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Does this waveform match the spec: I2C SSD1306
I am trying to write to the SSD1306 OLED using Verilog on an FPGA.
I have simulated the following waveform which should clock out hex AF to the ...
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I2C OLED SSD1306 VDD/GND
I am working on getting a OLED display to turn on - on a device I am assuming to be identical to the SSD1306.
On looking through ...
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SSD OLED Turn On via I2C
I am trying to use I2C to switch on a OLED display using a minimal number of instructions.
I noticed in this blog they claim that there is a fairly long initialization sequence necessary before it's ...
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I2C on OLED using 27MHz FPGA and 24MHz Logic Analyzer
I have a tang-nano-9k which has a 27MHz system clock.
The only logic analyzer I have is a generic 24MHz copycat.
I want to ...
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How to use onboard 0.42 inch OLED for ESP32-C3 OLED development board with micropython
I can not get the onboard 0.42 inch OLED display working for a esp32-c3 dev board I bought from aliexpress (https://www.aliexpress.us/item/3256807156068355.html). I flashed the micropython rom and ...
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Why are bipolar power supplies preferred for use with OLED?
Does anyone know what are the reasons that bipolar power supplies are preferred for use with OLED?
(ELVDD is a positive voltage and ELVSS is a negative voltage)
Image source: https://eureka.patsnap....
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OLED Supply voltage for display
I am new to OLED design,
When I read this datasheet OLED 128x64 - Vishay, a line Supply voltage for display shows Min-Max: 10V - 15V. Meanwhile in 0.96" OLED ...
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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 I ...
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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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