From 4bce9d43ff40374b1fb48b4829f47d3f5e2ec05e Mon Sep 17 00:00:00 2001
From: hastypete <59269160+hastypete@users.noreply.github.com>
Date: Wed, 18 May 2022 18:44:41 -0700
Subject: [PATCH] Fix to displayHex  logical error

By doing a mod on the 'hex' parameter it allows function to properly handle integers past 15.
---
 src/TM1638plus.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/TM1638plus.cpp b/src/TM1638plus.cpp
index c4076ab..5d78b44 100644
--- a/src/TM1638plus.cpp
+++ b/src/TM1638plus.cpp
@@ -135,6 +135,7 @@ void TM1638plus::displayASCII(uint8_t position, uint8_t ascii) {
 void TM1638plus::displayHex(uint8_t position, uint8_t hex) 
 {
     uint8_t offset = 0;
+    hex = hex % 16;
     if (hex <= 9)
     {
         display7Seg(position, pgm_read_byte(&SevenSeg[hex + TM_HEX_OFFSET]));