From e2d68dadd91b9562c792dc1f9e4d2391b25eeb51 Mon Sep 17 00:00:00 2001 From: Christian Lang Date: Sun, 28 Jan 2024 11:26:26 +0100 Subject: [PATCH] c fix some typos --- README.md | 6 +++--- software/README.md | 6 +++--- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/README.md b/README.md index b5bd273..b9036f7 100644 --- a/README.md +++ b/README.md @@ -11,17 +11,17 @@ Introduction ------------ This project contains all things needed to setup e.g. a sensor grid for monitoring -temperature, humidity an CO2-levels in several rooms in your home and maybe outside. +temperature, humidity and CO2-levels in several rooms in your home and maybe outside. The sensors are built from scratch with an `ESP32` as compute unit and a sensirion `SHTC3` for temperature and humidity monitoring. -For additional CO2-level measurement an sensirion `SCD30` can be used. +For additional CO2-level measurement a sensirion `SCD30` can be used. The software is based on `platform-io` and is therefore easy to build and deploy. The sensor data is sent via W-LAN and MQTT protocol to `home assistant` on the backend server. Home assistant is at first place a home automation system. But one part of automation is to collect data from sensors. -We therefore use this mechanisms and the corresponding Web-GUI +We therefore use this mechanisms and the corresponding Web-UI to have a flexible way to store and visualize the collected data. A very similar but more generic project is [ESPHome](https://esphome.io/) diff --git a/software/README.md b/software/README.md index 8947813..c99b507 100644 --- a/software/README.md +++ b/software/README.md @@ -25,7 +25,7 @@ The default state of the code will not work because it contains no credentials f and also the IPs should be changed in most cases. All those things that should/can be configured are contained in the file `src/config.h`. -Things that almost always need to be adapted to the specific environment: +Things that almost always need to be adapted to the specific environment are: * Wifi credentials * Home assistant IP @@ -105,7 +105,7 @@ With those numbers we can approx. calculate a possible runtime with one battery Measured runtime of sensors with readout interval of 2 minutes and a battery of 2500 mAh capacity are: * SCD30: 2 weeks -* SHTC3: more then 1 month +* SHTC3: more than 1 month ### Increase readout interval during problems @@ -166,7 +166,7 @@ and the sensor should be placed in fresh air that has usually normal CO2 concent The calibration mode is also visualized in the `mode` string sent to home assistant. The sensor should be left in fresh air until the `calib` string disappears in the mode. The calibration time depends on the readout interval. -For intervals bigger then 1 minute it is 10 times bigger then the configured interval. +For intervals bigger than 1 minute it is 10 times bigger than the configured interval. For smaller intervals it is 10 minutes. Calibration parameters are stored in the sensor itself and not in the ESP.