From 0eb7902f1bb38e0f4a8bf31be35c148021e70ceb Mon Sep 17 00:00:00 2001
From: hneemann <helmut.neemann@arcor.de>
Date: Sun, 28 Jun 2020 09:30:37 +0200
Subject: [PATCH] fixes a bug in the LED display which ocures if the "avoid
 flicker" flag is not set, closes #489

---
 .../de/neemann/digital/gui/components/graphics/LedMatrix.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/de/neemann/digital/gui/components/graphics/LedMatrix.java b/src/main/java/de/neemann/digital/gui/components/graphics/LedMatrix.java
index a75d8f308..593326bdb 100644
--- a/src/main/java/de/neemann/digital/gui/components/graphics/LedMatrix.java
+++ b/src/main/java/de/neemann/digital/gui/components/graphics/LedMatrix.java
@@ -79,7 +79,7 @@ public class LedMatrix extends Node implements Element {
     public void readInputs() throws NodeException {
         long rowData = rowDataVal.getValue();
         int colAddr = (int) colAddrVal.getValue();
-        if (colAddr < dx && data[colAddr] != rowData) {
+        if (colAddr < dx && (!ledPersist || data[colAddr] != rowData)) {
             data[colAddr] = rowData;
             dataChanged(colAddr, rowData);
         }