Hi all, I have a TM1637 module and try to display the colon but without succes. An ATtiny85 reads out two different NTC thermistors. I would like the display to show 0 or 1 ( to know which temp is shown), then an empty space or an H when a temp goes over an upper limit, then the temperature as an…

You need to set the MSB (most significant bit) of the character pattern to 1 to display the colon (this will only work when the character is on the 2nd LED digit from the left). void loop() { display.setBrightness(0x0f); byte activePin = 1; byte charH[] = {SEG_B | SEG_C | SEG_E | SEG_F | SEG_…

TM1637 colon problem

Other Hardware Displays

Paul_B October 10, 2021, 9:04pm 18

Actually, there are, but it might require an extra pin on the actual LED assembly.

The forum has an annoying behaviour of randomly removing things you write,

Topic		Replies	Views
Problem with TM1637Display.h setting the colon. Displays	1	1515	May 6, 2021
4 digits TM1637 Red Digital Tube LED Display Module With Clock for Arduino guide Displays	13	33562	May 6, 2021
TM1637 4 digit display Programming	3	1436	May 5, 2021
How to show the two dots on 4 digit 7 segments display Displays	4	9694	May 6, 2021
How to get the decimal point active in this 4-Digit 7 Seg TM1637 Tube display Displays	21	12558	May 6, 2021

TM1637 colon problem

Related topics