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v3.1.7 - improve performance of getTIMTPAsEpoch #65

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Aug 14, 2024
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v3.1.7 - improve performance of getTIMTPAsEpoch #65

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b6aa2fc
Improve performance, use const instead of pow function.
HanfG Jul 29, 2024
826c31e
v3.1.7
PaulZC Aug 14, 2024
729f5cc
Merge pull request #60 from HanfG/main
PaulZC Aug 14, 2024
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2 changes: 1 addition & 1 deletion library.properties
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
name=SparkFun u-blox GNSS v3
version=3.1.6
version=3.1.7
author=SparkFun Electronics <[email protected]>
maintainer=SparkFun Electronics <sparkfun.com>
sentence=Library for I2C, Serial and SPI Communication with u-blox GNSS modules<br/><br/>
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6 changes: 3 additions & 3 deletions src/u-blox_GNSS.cpp
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Expand Up @@ -18477,9 +18477,9 @@ uint32_t DevUBLOXGNSS::getTIMTPAsEpoch(uint32_t &microsecond, uint16_t maxWait)
uint32_t us = packetUBXTIMTP->data.towMS % 1000; // Extract the milliseconds
us *= 1000; // Convert to microseconds

double subMS = packetUBXTIMTP->data.towSubMS; // Get towSubMS (ms * 2^-32)
subMS *= pow(2.0, -32.0); // Convert to milliseconds
subMS *= 1000; // Convert to microseconds
double subMS = packetUBXTIMTP->data.towSubMS; // Get towSubMS (ms * 2^-32)
subMS *= 2.3283064365386963e-10; // pow(2.0, -32.0); // Convert to milliseconds
subMS *= 1000; // Convert to microseconds

us += (uint32_t)subMS; // Add subMS

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