Search found 293 matches

by Wiki
12 Jun 2020, 03:06
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

Re: ESPEasyRV Electronical Upgrade of a Motorhome

I forogot - as always - two things: 1. the readings of the water level has - between ~8l and 95l - an accuracy of 1 liter, in a tank of 32 cm of height 2. the levelling system I described before is that sensible, that it told me after filling 50 liters of water into the tank (this is placed in the l...
by Wiki
12 Jun 2020, 02:37
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

Re: ESPEasyRV Electronical Upgrade of a Motorhome

OK, next step is done. This "thing" went inside my freshwater tank after being - more or less accurate - calibrated last night by using a bowl and some liters of water: Floater1.1.jpg Now its inside of the tank and I will show you, why I did these efforts (despite the fact that with some m...
by Wiki
09 Jun 2020, 15:48
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

Re: ESPEasyRV Electronical Upgrade of a Motorhome

[...} As for thé float, on a long stick, you will need to think about slushing in the tank, water bar is incredible in what it can do. [...] Thats exactly what I am still worried about, fast moving water has incredible forces. And thats why I didn't trust a waterproofing only by floating on the sur...
by Wiki
09 Jun 2020, 04:01
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

Re: ESPEasyRV Electronical Upgrade of a Motorhome

Thank you, but my first floater tests are surprisingly good. In a 15 l bowl today I was able to estimate the water level in a range of 1cm. For a motorhome user thats a spot landing. Never forget:We are talking about a vehicle, which is constantly in movement, at least by the movement of persons ins...
by Wiki
08 Jun 2020, 17:16
Forum: ESP Easy: Hardware
Topic: GPS#Travelled already included? [SOLVED]
Replies: 13
Views: 7072

Re: GPS#Travelled already included? [SOLVED]

I got a preliminary build from TD-er with event GPS#travelled and as eventvalue the calcuulated distancein meters. Works perfectly, better and more accurate than expected. You have to take in mind, that the distance only can be calculated as a straight line between two geo points. So there will be a...
by Wiki
08 Jun 2020, 01:16
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

Re: ESPEasyRV Electronical Upgrade of a Motorhome

Ah, and btw.: I am using an ultrasonic sensor in my cisterne. My experience: a Spider on the sensor or a.drop of condensed water make it useless. Not so important in my cisterne, somewhen the spider would walk away and the drop of water will be vaporized. But in a height of 32 cm for 100 l of water ...
by Wiki
08 Jun 2020, 01:07
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

Re: ESPEasyRV Electronical Upgrade of a Motorhome

It could have been so easy, yes. But the tank itself has a height inside of 32 cm. The sensors I've found in the past are beginnig at 300 mm to work, so that would be kind of useless. And don't forget: the moments the water has a calm surface are pretty rare. Two days ago someone posted here a water...
by Wiki
07 Jun 2020, 16:10
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

Re: ESPEasyRV Electronical Upgrade of a Motorhome

Next part of the project, water level in frishwater tank. My motorhome isn't the youngest one and the old system to show the water level inside the freshwater tank has only four leds to show full / medium / low / empty. But if it shows "empty" there is still somewhat of 40 liter of water i...
by Wiki
06 Jun 2020, 21:12
Forum: ESP Easy: Projects / Applications
Topic: NTC THERMISTOR MF52-103 10Kohm
Replies: 12
Views: 7815

Re: NTC THERMISTOR MF52-103 10Kohm

Eeehm, having a look at the table: -5°C = 42.8 kOhm 0°C = 98.96 kOhm ?????? +5°C = 25.58 kOhm Following the physics of any NTC, thats not possible. I suppose, you don't have a problem but the guy who produced the table. Your multimeter reading fits pretty good the overall behaviour of the thermistor...
by Wiki
04 Jun 2020, 18:30
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

Re: ESPEasyRV Electronical Upgrade of a Motorhome

Step 2: Putting the readings of the Gyro to Nextion. At first I am creating two tasks, every needed axis gets one: Murphy_Gyro3.JPG Murphy_Gyro4.JPG Additionally I am creating a dummy device to be able to calculate averages and a dummy device to be able to switch on / off sending the data to Nextion...
by Wiki
04 Jun 2020, 15:34
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

Re: ESPEasyRV Electronical Upgrade of a Motorhome

OK, up to now it wasn't very exciting, easy going because ESPEasy and its sensor connections is really, really, easy, wiring and configuring the sensors to get them run is pretty good documented in the ESPEasy Wiki . To give an idea: the state I reached with my current project, to display some GPS d...
by Wiki
03 Jun 2020, 15:45
Forum: ESP Easy: Projects / Applications
Topic: NTC THERMISTOR MF52-103 10Kohm
Replies: 12
Views: 7815

Re: NTC THERMISTOR MF52-103 10Kohm

In the past dealing with NTC to get temperatures I used normal physics: One calibration point has been ice water (0°C), the second calibration point has been boiling water (100°C). You have to wait quite a while to get stable readings. Gave me a wide range and worked almost at the point. Recommendat...
by Wiki
03 Jun 2020, 15:22
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

Re: ESPEasyRV Electronical Upgrade of a Motorhome

Here the very first pictures of the display, much more data and pages to come: Murphy1.jpg Using a MPU6050 I am finally able to level the motorhome form drivers seat by moving the vehicle and / or alter the pressure in the air suspension. Has been in the past sometimes really painful to get the vehi...
by Wiki
03 Jun 2020, 15:18
Forum: ESP Easy: Projects / Applications
Topic: ESPEasyRV Electronical Upgrade of a Motorhome
Replies: 65
Views: 19087

ESPEasyRV Electronical Upgrade of a Motorhome

I started a project to replace my 16 years old self built onboard "computer" of my motorhome (I was / am using a Tiny Tiger) by something little bit more modern. Some pictures of the old electronics, self-soldered, the battery sensor self designed and built on selfmade pcb board, read usin...
by Wiki
03 Jun 2020, 00:12
Forum: ESP Easy: Hardware
Topic: GPS#Travelled already included? [SOLVED]
Replies: 13
Views: 7072

Re: GPS#Travelled already included?

OK, configuration is working so far. Thanks a lot @TD-er for the solution provided. Its nice to get the data directly into Excel for further processing. I will describe my caravan project in a seperate thread. I followed the recommendation to add a rule triggered by GPS#long, configuered the distanc...
by Wiki
30 May 2020, 21:00
Forum: ESP Easy: Hardware
Topic: GPS#Travelled already included? [SOLVED]
Replies: 13
Views: 7072

Re: GPS#Travelled already included?

@TD-er:

Where should I place my observations for you as reminder concerning bugs / wishes / needs in GPS plugin and Cache Controller?
by Wiki
30 May 2020, 18:23
Forum: ESP Easy: Hardware
Topic: GPS#Travelled already included? [SOLVED]
Replies: 13
Views: 7072

Re: GPS#Travelled already included?

OK, Gotit and got it working.

Hey guys, its playtime now....
by Wiki
30 May 2020, 14:53
Forum: ESP Easy: Hardware
Topic: GPS#Travelled already included? [SOLVED]
Replies: 13
Views: 7072

Re: GPS#Travelled already included?

Wow, thats cute, looks as if this is exactly what I would need. Hints (for me): My nodes never ever will have a direct access to the Inet. May I download the lodash.min.js as a file to the filesystem of the node and use it from there? And if yes (I am not very familiar with html programming and java...
by Wiki
30 May 2020, 01:41
Forum: ESP Easy: Hardware
Topic: GPS#Travelled already included? [SOLVED]
Replies: 13
Views: 7072

Re: GPS#Travelled already included?

Thank you, Thomas. Your comment ecourages me to give this project a try. Maybe, it could be the first automotive project using ESPEasy? I didn't find anything similar. Yesterday I have ordered a Neo 6M, I do have experiences already with this nice, pretty fast locking GPS sensor in another automotiv...
by Wiki
29 May 2020, 01:44
Forum: ESP Easy: Hardware
Topic: GPS#Travelled already included? [SOLVED]
Replies: 13
Views: 7072

GPS#Travelled already included? [SOLVED]

I want to replace my 16 years old Tiny Tiger onboard "computer" of my caravan which I designed decades ago to track my travels in 100m detail by storing geo points, set start/end points of my trips, observe battery capacity, ambient temperatures aso. It has done its job pretty well over th...
by Wiki
24 May 2020, 13:13
Forum: ESP Easy: General Discussion
Topic: How enable ILI9341 i ESP EASY
Replies: 4
Views: 4336

Re: How enable ILI9341 i ESP EASY

Sorry, I replied in the wrong thread, have a lok at it.
by Wiki
24 May 2020, 13:11
Forum: ESP Easy: General Discussion
Topic: ILI9341 seems to work in new firmware
Replies: 33
Views: 8086

Re: ILI9341 seems to work in new firmware

Looking at the release notes:
[ILI9341] Move to custom build due to build size
I think in this case you have to build ESPEasy by your own....
by Wiki
21 May 2020, 20:31
Forum: ESP Easy: Software
Topic: Notify using ssl/tls
Replies: 3
Views: 4644

Re: Notify using ssl/tls

Ah, OK. Currently no problem for me at all as long as smtp2go still works.

Any roadmap for ESP32 using encryption?
by Wiki
18 May 2020, 12:31
Forum: ESP Easy: Software
Topic: Notify using ssl/tls
Replies: 3
Views: 4644

Notify using ssl/tls

Is there any plan to use ssl/tls for smtp notifying?
by Wiki
18 May 2020, 12:29
Forum: ESP Easy: Hardware
Topic: Design for power supply from source >12V low quiescent current
Replies: 20
Views: 7123

Re: Design for power supply from source >12V low quiescent current

OK, yes, your'e right, I am wrong. I should have had in mind that depending on the project the energy source may be much smaller than the ones I use.
by Wiki
18 May 2020, 01:08
Forum: ESP Easy: Hardware
Topic: Design for power supply from source >12V low quiescent current
Replies: 20
Views: 7123

Re: Design for power supply from source >12V low quiescent current

Thank you for your thoughts. I am measuring the voltag using an INA219 which is powered by a GPIO directly. Works fine and shuts off the power supply of the INA during deep sleep. Easy going, 100% efficient way. In another project I am using a pretty energy consuming ultrasonic device. This one is b...
by Wiki
17 May 2020, 01:36
Forum: ESP Easy: Hardware
Topic: Design for power supply from source >12V low quiescent current
Replies: 20
Views: 7123

Re: Design for power supply from source >12V low quiescent current

Now I've had a deep look into the datasheet of the MP1584EN linked by ThomasB which names a quiescent current of 100µA. I stopped already the tests with the LT1763-3.3 and ordered some of the MP1584EN, seems as if it will be my favourite DC-DC power supply in 12V applications/projects. Just for comp...
by Wiki
16 May 2020, 06:11
Forum: ESP Easy: Hardware
Topic: Design for power supply from source >12V low quiescent current
Replies: 20
Views: 7123

Re: Design for power supply from source >12V low quiescent current

OK, now I understood what you were talking about. And in theory, you have posted a perfect solution for getting an alarm on bad battery conditions - useful for a stationary installation in a lot up in the mountains with solar panels and attached battery. But: no, I don't want to get only a warning i...
by Wiki
16 May 2020, 03:20
Forum: ESP Easy: Hardware
Topic: Design for power supply from source >12V low quiescent current
Replies: 20
Views: 7123

Re: Design for power supply from source >12V low quiescent current

Additional information about my application to whom is interested: I made the same modifications on the Wemos board as already described here . The used INA219 for monitoring battery voltage is powered directly by a GPIO, high on awakening, low on sleep. Works so far. I robbed a small alloy heatsink...
by Wiki
16 May 2020, 02:45
Forum: ESP Easy: Hardware
Topic: Design for power supply from source >12V low quiescent current
Replies: 20
Views: 7123

Re: Design for power supply from source >12V low quiescent current

. . . 10 mA is roughly 8 times less, so that should last over 2 months, if no other items in the car draw current (e.g. stand-by of the car stereo) . . . Sorry, I've seen your post too late. My problem is, that the car sometimes isn't used for two month or so. A quiescent current of 10mA would disc...
by Wiki
16 May 2020, 02:29
Forum: ESP Easy: Hardware
Topic: Design for power supply from source >12V low quiescent current
Replies: 20
Views: 7123

Re: Design for power supply from source >12V low quiescent current

@ThomasB: I notice, it would be preferrable to read before posting - I will do so in the future. You're right, the named behaviour won't hurt me in my application in any way. Thank you for clarifying. You're my best and made my day with your suggestions - I think. @TD-er: I am used to unsolder the o...
by Wiki
15 May 2020, 23:43
Forum: ESP Easy: Hardware
Topic: Design for power supply from source >12V low quiescent current
Replies: 20
Views: 7123

Re: Design for power supply from source >12V low quiescent current

Tha k you, Thomas. Somewhat like them is exactly what I was looking for.

They tell "don't use without or with load less than 10% of output rating". Any experience what happens, if the Wemos goes to sleep?
by Wiki
15 May 2020, 13:19
Forum: ESP Easy: Hardware
Topic: Design for power supply from source >12V low quiescent current
Replies: 20
Views: 7123

Re: Design for power supply from source >12V

Thank you for the tipp. But unfortunately these kinds of regulators are not useable for me because of their high quiescent current.

I should have pointed out, that a quiescent current below 1mA is a prerequisite for me, sorry.
by Wiki
15 May 2020, 06:54
Forum: ESP Easy: Hardware
Topic: Design for power supply from source >12V low quiescent current
Replies: 20
Views: 7123

Design for power supply from source >12V low quiescent current

I am using my car only now and then. Sometimes when I want to use the car I am faced with the fact, that the battery is on low voltage. So I want to build a battery surveillance with ESPEasy in deep sleep mode using a low quiescent current LDO voltage regulator to minimize the power consumption of t...
by Wiki
11 May 2020, 13:05
Forum: ESP Easy: Projects / Applications
Topic: Nextion as central info station
Replies: 4
Views: 6537

Re: Nextion as central info station

I am using the developer (..._dev_...) versions of the release builds in which the Nextion plugin is included.
by Wiki
07 May 2020, 12:01
Forum: ESP Easy: General Discussion
Topic: Send reset info and log via POST or MQTT
Replies: 13
Views: 5557

Re: Send reset info and log via POST or MQTT

I do have similar issues with two of my Wemos, one equipped with DS18B20, the other one with DHT22. Workaround: For me the temperature readings are not time critical and I am assuming that the indoor temperatures won't fall below zero (and if so, I would have a totally different problem). So I don't...
by Wiki
30 Apr 2020, 02:35
Forum: ESP Easy: Projects / Applications
Topic: ESPEasy as access point
Replies: 4
Views: 6152

Re: ESPEasy as access point

Not so many, i think an ESP AP can hold no more than 4-5 connections at a time. Thats exactly what I have been worried about.... Also keep in mind that an ESP in access point mode never turns down the WiFi radio. . . . 1 Watt is roughly 2Ah per day, so after 21 days it consumed more then half the c...
by Wiki
29 Apr 2020, 16:55
Forum: ESP Easy: Projects / Applications
Topic: ESPEasy as access point
Replies: 4
Views: 6152

ESPEasy as access point

I want to install a micro IoT in my caravan to collect the data from battery status, water level, gas level, temperatures, power consumption, gps, vehicle levelling a.s.o. Is it possible to use one of the devices as an access point and - if yes - how many devices could connect simultaniously to that...
by Wiki
29 Apr 2020, 11:21
Forum: ESP Easy: General Discussion
Topic: INA219 Calibrate external shunt
Replies: 10
Views: 4741

Re: INA219 Calibrate external shunt

...and don't forget to unsolder the R100 on the INA219 board.
by Wiki
22 Apr 2020, 01:50
Forum: ESP Easy: General Discussion
Topic: measuring battery voltage and running LDR parallel?
Replies: 2
Views: 3812

Re: measuring battery voltage and running LDR parallel?

Recommendation: for voltage measurement just take an INA219, so you are free to use the A/D for whatever you want. The power consumption of the INA219 compared to the power consumption of the Wemos is negligible. The INA219 draws a current in µA range. In the beginning in some applications I decided...
by Wiki
19 Apr 2020, 12:49
Forum: ESP Easy: Hardware
Topic: problem displaying on a Nextion screen
Replies: 17
Views: 10973

Re: problem displaying on a Nextion screen

Yep, this time I have set the option of anti aliasing just for cuiosity. But nevertheless the characters are different, to be seen better with the zroe (I have posted the wrong example, was too early in the morning): the new zero is slashed, the old one not. Up to now I didn't have had a look at the...
by Wiki
19 Apr 2020, 02:24
Forum: ESP Easy: Hardware
Topic: problem displaying on a Nextion screen
Replies: 17
Views: 10973

Re: problem displaying on a Nextion screen

Eehm, the code size explosion is relative. At first I generated the complete font set in UTF-8. The font generator allows to choose the characters to be included in the generated font. I have done this and the code size is almost back to the old one.
by Wiki
19 Apr 2020, 02:08
Forum: ESP Easy: Hardware
Topic: problem displaying on a Nextion screen
Replies: 17
Views: 10973

Re: problem displaying on a Nextion screen

Due to the fact that some of the sending devices are pimped SONOFFs with added BMP280 which are not updateable without a lot of pain for flashing them I took the risc to update the Nextion editor from 0.53 to 1.60.1. Why risc? Itead states clearly that if your project was developed with 0.53 or earl...
by Wiki
18 Apr 2020, 19:05
Forum: ESP Easy: Hardware
Topic: problem displaying on a Nextion screen
Replies: 17
Views: 10973

Re: problem displaying on a Nextion screen

Thanks for the fast reply.

Part of the Nextion editor is a font generator, with which I am able to generate fixed fonts. The codec of the fonts I am working with is iso-8859-1. So the code should be B0 I think.

List of the supported codecs:
NextionFonts.jpg
NextionFonts.jpg (36.35 KiB) Viewed 8163 times
by Wiki
18 Apr 2020, 15:13
Forum: ESP Easy: Hardware
Topic: problem displaying on a Nextion screen
Replies: 17
Views: 10973

Re: problem displaying on a Nextion screen

Sending "°C" to Nextion display results in displaying "°C". Sending "{D}C" Same result.

Any ideas?
by Wiki
17 Apr 2020, 16:49
Forum: ESP Easy: Software
Topic: Setting awake time by rules
Replies: 1
Views: 3137

Setting awake time by rules

Is there any way to set the sleep awake time out of rules after setting it back to 0 using NoSleep?
by Wiki
17 Apr 2020, 01:10
Forum: ESP Easy: Projects / Applications
Topic: Nextion as central info station
Replies: 4
Views: 6537

Re: Nextion as central info station

raised the WAF dramatically. In the past every time a small package arrived from China I got a harsh comment what for I did spend my small pocket money. Nowadays I am asked, which nice feature I would add..... And that's the point of no return my friend... I remember the MythTV PC I built back in 2...
by Wiki
16 Apr 2020, 16:05
Forum: ESP Easy: Projects / Applications
Topic: Nextion as central info station
Replies: 4
Views: 6537

Nextion as central info station

During the last two years or so I have been building an easy to use centralized user access point for my little Smarthome project. I think, now I have reached a state to proudly present the alpha stadium of this my small project. In my network meanwhile around 30 ESP8266 Wemos D1, Sonoff and Blitzwo...
by Wiki
11 Apr 2020, 05:20
Forum: ESP Easy: Projects / Applications
Topic: Espeasy mega right formula for INA219 current
Replies: 9
Views: 6735

Re: Espeasy mega right formula for INA219 current

...and never ever try to calibrate a voltage/current sensor using a breadboard and think your results would be reliable - it will be an endless story. Take the readings at the momen as they are. Calibration of voltage/current readings only makes sense in a ready soldered circuit, believe it. But nev...
by Wiki
10 Apr 2020, 16:28
Forum: ESP Easy: Projects / Applications
Topic: Android application
Replies: 66
Views: 20985

Re: Android application

I am getting more and more happy with the app. Meanwhile ther are some enhancements, ie the webpages of the devices are pretty responsive and scrollable. Getting access to deep sleep devices now is easy going, just tap the device in the list, the app will wait for the device to wake up, send a desir...