upd

Author: GyverLibs

library.properties

@@ -1,5 +1,5 @@
 name=StringUtils
-version=1.5.2
+version=1.5.3
 author=AlexGyver <alex@alexgyver.ru>
 maintainer=AlexGyver <alex@alexgyver.ru>
 sentence=Bunch of converting functions for string data

src/utils/convert/convert.cpp

@@ -293,7 +293,12 @@ float strToFloat(const char* s) {
 float strToFloat_P(PGM_P s) {
     bool neg = (pgm_read_byte(s) == '-');
     float f = strToInt_P<int32_t>(s);
+
+#ifdef __AVR__
     const char* d = strchr_P(s, '.');
+#else
+    const char* d = strchr(s, '.');
+#endif
 
     if (d) {
         uint8_t fracLen = strlen_P(d + 1);