From 75bd9d63a9dd5e51f6b15c429b61484e7af27af5 Mon Sep 17 00:00:00 2001
From: Alex Hirzel <hirzel@signatureresearchinc.com>
Date: Thu, 12 Mar 2020 16:40:51 -0400
Subject: [PATCH] support fractional/floating point seconds

---
 src/FuGPS.cpp | 15 +++++++++++++--
 src/FuGPS.h   |  4 +++-
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/src/FuGPS.cpp b/src/FuGPS.cpp
index 6b9f6af..ae009fa 100644
--- a/src/FuGPS.cpp
+++ b/src/FuGPS.cpp
@@ -28,6 +28,17 @@ byte FuGPS::checksum(const char * sentence)
     return checksum;
 }
 
+void FuGPS::parseDateTime(float value, byte & val1, byte & val2, float & val3)
+{
+    val1 = (int)(value / 10000);
+    value -= val1 * 10000.0;
+
+    val2 = (int)(value / 100);
+    value -= val2 * 100.0;
+
+    val3 = value;
+}
+
 void FuGPS::parseDateTime(float value, byte & val1, byte & val2, byte & val3)
 {
     val1 = (int)(value / 10000);
@@ -239,7 +250,7 @@ void FuGPS::process()
 #ifdef FUGPS_DEBUG
         rmc_counter++;
 #endif
-        float time = atoi(_tokens[1]);
+        float time = atof(_tokens[1]);
         parseDateTime(time, Hours, Minutes, Seconds);
 
         _fix = *_tokens[2] == 'A';
@@ -262,7 +273,7 @@ void FuGPS::process()
 #ifdef FUGPS_DEBUG
         gga_counter++;
 #endif
-        float time = atoi(_tokens[1]);
+        float time = atof(_tokens[1]);
         parseDateTime(time, Hours, Minutes, Seconds);
 
         Latitude = atof(_tokens[2]);
diff --git a/src/FuGPS.h b/src/FuGPS.h
index c0adbc9..ecd2b2f 100644
--- a/src/FuGPS.h
+++ b/src/FuGPS.h
@@ -82,6 +82,7 @@ class FuGPS
 
     static byte checksum(const char * sentence);
     static void parseDateTime(float data, byte & val1, byte & val2, byte & val3);
+    static void parseDateTime(float data, byte & val1, byte & val2, float & val3);
     static float toDecimal(float coordinate, char coordinateRef);
 
     void sendCommand(const char* command);
@@ -109,7 +110,8 @@ class FuGPS
     // Reads one char (non blocking)
     bool read();
 
-    byte Hours, Minutes, Seconds;
+    byte Hours, Minutes;
+    float Seconds;
     byte Days, Months, Years;
 
     // Fix Quality