[IMG_20211021_170830] Hey smart peeps! Please help me figure out what I'm doing wrong here, code below: // include the library code: #include <LiquidCrystal.h> // initialize the library with the numbers of the interface pins LiquidCrystal lcd(19, 23, 18, 17, 16, 15); void setup() { // set u…

I found that when using the 3v ESP parts (ESP8266 and ESP32) with 5v LCDs that the E signal needed some extra time to rise up high enough to be seen as HIGH since the 3v outputs are already marginal to be seen as HIGH by the LCD. Without added time, the LCD would not work reliably. This "fix" is i…

Please help me figure out what i'm doing wrong printing to the LCD

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bperrybap October 21, 2021, 4:21pm 5

Looks like you need to adjust your pot since you have all pixels on.

--- bill

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Please help me figure out what i'm doing wrong printing to the LCD

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