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Wondering why there are very long delays while reading data.. #9

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c005887
After a brief reading of the datasheet of sht3x, useless delays were …
Apr 15, 2018
8ab5147
travis script, added release and travis badges into readme
Nov 12, 2018
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28 changes: 28 additions & 0 deletions .travis.yml
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language: c
before_install:
- "/sbin/start-stop-daemon --start --quiet --pidfile /tmp/custom_xvfb_1.pid --make-pidfile --background --exec /usr/bin/Xvfb -- :1 -ac -screen 0 1280x1024x16"
- sleep 3
- export DISPLAY=:1.0
- wget http://downloads.arduino.cc/arduino-1.8.7-linux64.tar.xz
- tar xf arduino-1.8.7-linux64.tar.xz
- sudo mv arduino-1.8.7 /usr/local/share/arduino
- sudo ln -s /usr/local/share/arduino/arduino /usr/local/bin/arduino
install:
- ln -s $PWD /usr/local/share/arduino/libraries/WEMOS_SHT3x_Arduino_Library
- arduino --pref "boardsmanager.additional.urls=http://arduino.esp8266.com/stable/package_esp8266com_index.json" --save-prefs
- arduino --install-library "Adafruit GFX Library"
- arduino --install-library "Adafruit SSD1306"
- arduino --install-boards esp8266:esp8266
- arduino --board esp8266:esp8266:generic:CpuFrequency=80,VTable=flash,FlashFreq=40,FlashMode=qio,FlashSize=512K0,led=2 --save-prefs
- arduino --get-pref
script:
- "echo $PWD"
- "echo $HOME"
- "ls $PWD"
- arduino --verify $PWD/examples/SHT30_Shield/SHT30_Shield.ino
# test the main target board, that is Lolin D1 Mini
- arduino --verify --board esp8266:esp8266:d1_mini:CpuFrequency=80,FlashSize=4M1M $PWD/examples/SHT30_Shield/SHT30_Shield.ino
notifications:
email:
on_success: change
on_failure: change
4 changes: 2 additions & 2 deletions README.md
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@@ -1,5 +1,5 @@
# Arduino library for the WEMOS SHT30 Shiled
# Arduino library for the WEMOS SHT30 Shield [![Build Status](https://travis-ci.org/fabiuz7/WEMOS_SHT3x_Arduino_Library.svg?branch=master)](https://travis-ci.org/fabiuz7/WEMOS_SHT3x_Arduino_Library)

### Installation
### Installation [![Latest release](https://img.shields.io/github/release/fabiuz7/WEMOS_SHT3x_Arduino_Library.svg)](https://github.com/fabiuz7/WEMOS_SHT3x_Arduino_Library/releases/latest/)
- Clone this repository or download&unzip [zip file](https://github.com/wemos/WEMOS_SHT3x_Arduino_Library/archive/master.zip) into Arduino/libraries

8 changes: 5 additions & 3 deletions src/WEMOS_SHT3X.cpp
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Expand Up @@ -24,7 +24,9 @@ byte SHT3X::get()
if (Wire.endTransmission()!=0)
return 1;

delay(500);
// From the datasheet, this is the max time needed to read
// temp and hum at "high repeability" mode
delay(15);

// Request 6 bytes of data
Wire.requestFrom(_address, 6);
Expand All @@ -35,8 +37,8 @@ byte SHT3X::get()
data[i]=Wire.read();
};

delay(50);
// No need to wait again, the last "bit" (NACK) has been already received

if (Wire.available()!=0)
return 2;

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