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Questions about LCDs, 7-segment LEDs, E-ink displays, etc.

1 vote

LCD/display for a digital thermometer-like device

They show a graphic type display with 96x26 pixels with an active display area that is 25.9mm x 10mm. … The graphic type display offers you a lot of flexibility to display more than just numbers. …
Michael Karas's user avatar
3 votes

LCD/display for a digital thermometer-like device

Smallest size will generally imply that you use zebra strip for connections and a custom tooled case / holder to bring the display into proper contact and orientation with the circuit board. …
Michael Karas's user avatar
1 vote

LCD/display for a digital thermometer-like device

You did mention LED technology however so here is a small display recommendation for LEDs. Avago offers a ultra mini seven segment display module that has a height of just 11mm. … You could use six of these modules side by side to get your full display. Product Page Data Sheet Link …
Michael Karas's user avatar
2 votes

Soldering Header Pins Together to Multiplex Single Digit 7-Segment Displays

This is easy to solder directly to the display pins that protrude through the perf board. … I would then also install an appropriate dual row pin header, most often a right angle type, to permit connecting a ribbon cable from the board that drives the display. …
Michael Karas's user avatar
2 votes
Accepted

Is this a common LCD display?

That display is almost assuredly a graphics display. That would make it MUCH different from a HD44780 style display that natively displays characters. … Enough information is not provided to determine if this display has a controller onboard that is capable of receiving the graphics display pixels and managing the refreshing of the screen to keep the display
Michael Karas's user avatar
1 vote

DisplayLink LCD Controller

The small video display that you show appears to have a generic OEM embedded type interface. These will not connect directly to most of the DisplayLink chips. … In fact if one tries to configure an OS such as Windows or Windows/Server as a headless system without generic video board support the Display Link drivers do not even work......so it is not possible to …
Michael Karas's user avatar
1 vote

I2C device doesn't sink enough current

Your question did not give enough information to be able to know what voltage you need on the opposite side of the translator from the display. … For purposes of an example I'll show the circuit to use for translating from a 5V I2C swing to a 3.3V I2C at your display. …
Michael Karas's user avatar
4 votes

Working display connected by GPIO pins to microcontroller?

In similar manner you can support small graphics displays that support display refresh memory right in the display controller chip onboard the display module. … A particularly popular type of display is the back lit 1024 x 256 pixel display. The graphics displays that are easiest to work with support one bit per pixel. …
Michael Karas's user avatar
1 vote

Why does the ssd1306 OLED controller have an unusual memory layout?

This type of display memory layout is actually more common on small display controllers than you might think. … The display controller designer works out the architecture of the controller memory in a manner that makes accessing the memory for display refresh as simple as possible to keep down the chip size and …
Michael Karas's user avatar
1 vote
Accepted

Display Driver for a SHARP LS020B1DD01D LCD

In other words this device does not contain any internal memory to persist its display like you would want for a simple embedded device. … There are plenty of small color graphic displays available in the market that include the controller as part of the display and then your embedded MCU just has to load the display image to RAM in that …
Michael Karas's user avatar
2 votes
Accepted

Dual JK Flip-Flop Toogle Feature

The TI data sheet for a CD4027B part shows this function table: From this the immediate thing to notice is that the SET and RESET pins need to be connected to GND to keep them from having any actio …
Michael Karas's user avatar