Search found 119 matches

by Ton_vN
18 Aug 2019, 13:18
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

@TDer

Complication of my intended application is that interface A0 is occupied by the UV-sensor.
On the other hand under ESPEasy's SysInfo I remember to have seen a check on VCC:
is that alternatively usable for battery-checking after boot?
by Ton_vN
18 Aug 2019, 12:28
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

This information describes various levels of 'sleep' for WEMOS, from 'No' to 'deep'. With an application script. ;-) Now just the challenge how to make a stand-alone implementation (with ESPEasy?) that 1) if daytime, then 2) every hour (or comparable time), a) the WEMOS wakes up b) performs a measu...
by Ton_vN
03 Aug 2019, 13:35
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

;-) Simplicity & proven design is best: for the power&processor-setup went for the configuration described in https://www.instructables.com/id/Solar-Powered-WiFi-Weather-Station/ For light-measurement my WEMOS+ESPEasy interfaces 1*BH1750+2*TSL2561+1*ML8511 It works, but as improvement without 'hardw...
by Ton_vN
18 May 2019, 11:24
Forum: ESP Easy: Projects / Applications
Topic: water level with ultrasonic distance meter - error readings
Replies: 15
Views: 1223

Re: water level with ultrasonic distance meter - error readings

BME280 and MS5611 measure absolute pressure. If you want to measure the difference in pressure caused by a liquid column, then you need 2 sensors: - sensor A to measure the 'liquid pressure' - sensor B to measure the atmospheric pressure as reference. MPX5050DP as a differential pressure sensor woul...
by Ton_vN
18 May 2019, 09:42
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

;-) Making use of 1 extra component perhaps this is a simple(r) way to get better power supply & charging: 1) power source = 1* solar panel slightly oversized with output > 7V, or put 2* 5V solar panel in series 2) feed panel output to cheap 3-leg power circuit like 7805-regulator 3) feed regulator ...
by Ton_vN
15 May 2019, 10:54
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

Possibly this booster is better suited to feed the battery-charger, but what is the probablity that the output of the solar panel exceeds 2,5V, but not reaches 5V?

Just a trade-off:
wait some time vs. extra circuit
by Ton_vN
15 May 2019, 10:30
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

@Domosapiens Understood, but with normal daylight the solar panel should sufficiently charge the battery to provide supply during next night and some more time. My first application will be for a setup with light-sensors, which anyway hardly require attention & power during the night ..... First tes...
by Ton_vN
13 May 2019, 13:39
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

Indeed, IKEA is near, as well as few other possible suppliers. Connections & Polarities all ;) multiply tested as OK. Tend to agree with conclusion: Because Battery + WEMOS 'behave' OK => BatteryShield seems DOA for at least the battery charging circuit. If no battery attached the output from the sh...
by Ton_vN
12 May 2019, 22:33
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

@Domosapiens ;-) Reading your messge, apparently I have Situation 0: USB-Power to shield => red LED => power to WEMOS & no Power to Battery From your message, I get the impression that my test-setup might be the problem. In this setup the feed to the BatteryShield through it's USB-interface has been...
by Ton_vN
12 May 2019, 16:12
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

@TDer Your response triggers me to reconsider. You are right: ' deep sleep ' is really deep sleep, and no wake-up other than a basic timer deep down in the processor, in no way from the outside world. Perhaps the idea I suggested is more 'light sleep ', reducing the activity of the firmware to a sma...
by Ton_vN
12 May 2019, 16:07
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

@Domosapiens Your message puzzles ..... If the Battery Shield gets PowerSupply through it's USB-interface, then the WEMOS is On, which is OK. But the question is, why is the BatteryShield not charging the battery, parallel to the WEMOS? 1) If the BatteryShield is autonomous, do I need to set 'someth...
by Ton_vN
09 May 2019, 14:09
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

@TD-er The description of 'CPU Eco mode' seems to indicate that the CPU is 'taking a nap' if not requested to do something. Considering 'ECO-mode' I would have a different look at this aspect. Perhaps it is already available somewhere as specific software, but not found: why not install a scheduler ...
by Ton_vN
09 May 2019, 13:49
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

In the perspective of independent setup to link WEMOS-PCB with battery 18650/3100mAh and with Solar Panel 5V/5W (all purchased through AlieX), experimenting with a battery-shield for WEMOS D1Pro , but that just raises questions ...... Regardless whether Solar Supply or grid-oriented supply is used, ...
by Ton_vN
02 May 2019, 09:20
Forum: ESP Easy: Projects / Applications
Topic: water level with ultrasonic distance meter - error readings
Replies: 15
Views: 1223

Re: water level with ultrasonic distance meter - error readings

Some more 'analysis' related to the barometric approach for measuring water level. Calculated pressure rise due to water depth/column is approx. 1 hPa/cm. => -0.5m = +50hPa => -1m = +100hPa => -1.5m = +150hPa => -2m = +200hPa During te most recent calibration-run in real weather for my meteo baromet...
by Ton_vN
01 May 2019, 16:58
Forum: ESP Easy: Projects / Applications
Topic: water level with ultrasonic distance meter - error readings
Replies: 15
Views: 1223

Re: water level with ultrasonic distance meter - error readings

A floating disc sounds like a very practical solution for controlled ultrasonic reflection! For the barometric concept a simple, empirical way to quickly check in practise whether calculation and practise are matching: put a BME280 inside a pipe closed airtight at the end of the BME280 push that pip...
by Ton_vN
26 Apr 2019, 08:21
Forum: ESP Easy: Projects / Applications
Topic: water level with ultrasonic distance meter - error readings
Replies: 15
Views: 1223

Re: water level with ultrasonic distance meter - error readings

Comparison of the 2 sets of pressure-data is not a big deal; just a little calculation. Need/meaning of BME280_B is dependent on some 'what-if' estimations related to application: 1) if the liquidlevel shifts, how much pressure-difference/cm (to have a reference)? 2) how quick is a 'usual' shift in ...
by Ton_vN
25 Apr 2019, 19:56
Forum: ESP Easy: Projects / Applications
Topic: water level with ultrasonic distance meter - error readings
Replies: 15
Views: 1223

Re: water level with ultrasonic distance meter - error readings

@grovkillen Is your friend referring to this kind of application of basic physics? Please take note that I took shortcuts in the description at the righthand side of the drawing. Waterlevel02 [640x480].jpg 'Devil in the details', but the principle setup is simplicity itself and completely passive/co...
by Ton_vN
25 Apr 2019, 14:19
Forum: ESP Easy: Software
Topic: Anemometer/ Frequency Counter
Replies: 4
Views: 492

Re: Anemometer/ Frequency Counter

Inserting also Gust-info in the same graph is only confusing. Therefore a separate graph, which is easy enough with RRDTool. piwind2_20190425 [640x480].png The WS7000_anemometer doesn't provide windgust-info (just 'total wind'), therefore 0 in this graph. For the Conrad-anemometer no software yet to...
by Ton_vN
25 Apr 2019, 10:52
Forum: ESP Easy: Software
Topic: Anemometer/ Frequency Counter
Replies: 4
Views: 492

Re: Anemometer/ Frequency Counter

Suspicion is just a feeling, facts count ...... But in this case the data & graphs confirm my suspicions: the various sensors have a ;) 'very different' interpretation of the actual winds. For this graph Accuweather acts as ExternalReference, but it's speed-info is surprisingly lower than the other ...
by Ton_vN
23 Apr 2019, 09:06
Forum: ESP Easy: Software
Topic: Anemometer/ Frequency Counter
Replies: 4
Views: 492

Re: Anemometer/ Frequency Counter

@Budman Looking at the description of your speedmeter, it could well have inside more or less the integration-circuit which is now on my breadboard-setup: feeding with 12V~24V for strong pulses from the rotator-contact, plus application of some electronics, it is easy to get an output of 0~5V [full ...
by Ton_vN
20 Apr 2019, 18:54
Forum: ESP Easy: Software
Topic: Anemometer/ Frequency Counter
Replies: 4
Views: 492

Anemometer/ Frequency Counter

An electronic anemometer for windspeed quite often applies a 4cup-rotator with a contact-closure/revolution between it's interface-wire_A and interface-wire_B. Cleaning junk, as 'left-over' found such a device (without any documentation), and ;-) that invites for experimentation ..... ESP8266_Anemo....
by Ton_vN
17 Apr 2019, 18:17
Forum: ESP Easy: Hardware
Topic: Reboot cause: WEMOS D1 (clone) voltage regulator ??
Replies: 10
Views: 992

Re: Reboot cause: WEMOS D1 (clone) voltage regulator ??

Due to 'strange' behaviourof a setup with multiple sensors interfacing to á WEMOS D1_Pro (and then getting 3.3V from the WEMOS), I changed the setup in such way that for power the sensor-PCBs are now bypassing the WEMOS and running from 5V Power Supply as provided by an addon Power-Shield. The subje...
by Ton_vN
14 Apr 2019, 15:02
Forum: Experimental
Topic: Arduino Easy 2560
Replies: 125
Views: 32723

Re: Arduino Easy 2560

Perhaps the following questions are 'experimental', perhaps not? The questions were triggered by the discussion in the previous messages related to multiple sensors connected to 1 processor. Feedback/hints from experience/expert users appreciated. For a remote meteo-setup I would like to connect at ...
by Ton_vN
08 Apr 2019, 11:41
Forum: ESP Easy: General Discussion
Topic: ESPEasy and TSL2561
Replies: 1
Views: 818

Re: ESPEasy and TSL2561

Also looking at ESPEasy and TSL2561. In the Adafruit-info I see that Light and IR can be separately called from TSL2561, but also 'joined' under Broadband and Luminosity. The description in ESPEasy's wiki seems to describe the application of Luminosity. First question Can the Light-, IR- or Broadban...
by Ton_vN
28 Feb 2019, 21:06
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Re: Solar Power Supply

Thanks @Sektflasche Instructive reading! Unchanged WEMOS_Pro + TP4056 + Panel + LiOn-battery seems good solution for my first application: read-out of light levels. ;-) No need to work at night, just need to start at dawn, bridge some darker periods during daytime, and fade out in the evening. In th...
by Ton_vN
26 Feb 2019, 08:53
Forum: ESP Easy: Hardware
Topic: Solar Power Supply
Replies: 29
Views: 1705

Solar Power Supply

DIY is nice & interesting (for technical people) and may save money, but :| sometimes one simply is not willing (or not having the time) to make the effort ...... In that perspective looking for a ready-made solar power supply to 'feed' my ESP8266s. Basic requirements: - suitable for operation outdo...
by Ton_vN
03 Nov 2018, 16:52
Forum: ESP Easy: Software
Topic: ESP Easy and BME280 data
Replies: 6
Views: 1136

Re: ESP Easy and BME280 data

Direct access is better, but if BME280's data on Dew Point cannot be directly accessed, why not use a Dummy Device?
See https://www.letscontrolit.com/wiki/inde ... example.29
by Ton_vN
03 Nov 2018, 10:49
Forum: ESP Easy: Projects / Applications
Topic: NO2&O3-Sensor
Replies: 0
Views: 352

NO2&O3-Sensor

Meteo-sensing is not just temperature, humidity, pressure, wind and rain, but nowadays also more&more dust & gasses. For dust-sensing Luftdaten.info has made a nice setup, even networked, but for gasses a 'simple' setup for 'Citizen Sensing' is still missing. IMHO ESPEasy seems a suitable platform f...
by Ton_vN
18 Aug 2018, 22:54
Forum: ESP Easy: Hardware
Topic: Understanding the GP2Y10
Replies: 26
Views: 4758

Re: Understanding the GP2Y10

@Shardan Completely agreed. My continued running of the GP2Y10 is just due to curiosity. And ;) a certain laziness, because I have to modify the related webpages if I 'sidetrack' the GP2Y10, to put focus on the SDS011. Starting fresh is easy, but it would be nice to keep the data and graphs meanwhil...
by Ton_vN
18 Aug 2018, 18:02
Forum: ESP Easy: Hardware
Topic: Understanding the GP2Y10
Replies: 26
Views: 4758

Re: Understanding the GP2Y10

@TD-er That is not the issue in this thread. I run SDS011 and GP2Y10 side by side (within 10m of each other): see https://www.letscontrolit.com/forum/viewtopic.php?f=5&t=3516&start=10#p27040 The issue is that we cannot see a similarity between the readings from the SDS011 and the readings from GP2Y1...
by Ton_vN
18 Aug 2018, 14:00
Forum: ESP Easy: Hardware
Topic: Understanding the GP2Y10
Replies: 26
Views: 4758

Re: Understanding the GP2Y10

:? Exactly my problem. If I only would know what the device is assumed to be measuring ...... If the GP2Y10-line in the graph would more or less have the same tendencies as the line for SDS011, it already would help a bit, but not even that is applicable. Thinking about possible influences, :idea: a...
by Ton_vN
18 Aug 2018, 13:45
Forum: ESP Easy: Hardware
Topic: Understanding the GP2Y10
Replies: 26
Views: 4758

Re: Understanding the GP2Y10

@manjh Exactly the solution I also implemented. See picture and bigger perspective : - a small fan sucks the air through the 'sensor-pipe' My sensor setup is in open air, outdoors, but protected by a box housing. Initially readings seemed OK, but later much higher values for no clear reason: - fan i...
by Ton_vN
18 Aug 2018, 09:52
Forum: ESP Easy: Hardware
Topic: Understanding the GP2Y10
Replies: 26
Views: 4758

Re: Understanding the GP2Y10

Puzzled by the readings from the GP2Y10 relative to SDS011.

Anybody able to provide explanations on the 'operation' of the GP2Y10?
by Ton_vN
05 Aug 2018, 11:31
Forum: ESP Easy: Projects / Applications
Topic: actual solar power to domoticz
Replies: 7
Views: 2234

Re: actual solar power to domoticz

Perhaps interesting to have a look into this thread
by Ton_vN
04 Aug 2018, 12:14
Forum: ESP Easy: Hardware
Topic: Pulse Counter
Replies: 31
Views: 17696

Re: Pulse Counter

Just a check/question for understanding. The Pulse-Counter-interface of ESPEasy also produces/provides a value Time. What is the content of this value Time? If the ESP8266 is connected to an S0-interface is there any meaningful application of this Time-value e.g. related to calculation of Usage ? Th...
by Ton_vN
04 Aug 2018, 12:03
Forum: ESP Easy: Software
Topic: Number of Counters
Replies: 5
Views: 1331

Re: Number of Counters

By try&error found that with WEMOS ESP8266-PCB the pins D3/GPIO0 and D4/GPIO are the best for counter-application with an S0-interface. At the WEMOS PCB these interfaces have internal pull-up resistors of 10kOhm, and therefore usually for these pins no need for addition of an external pull-up resist...
by Ton_vN
02 Apr 2018, 19:17
Forum: ESP Easy: Hardware
Topic: Understanding the GP2Y10
Replies: 26
Views: 4758

Re: Understanding the GP2Y10

Experimenting with Dust-sensors, in parallel setups with SDS011 and GP2Y10: see http://www.vannwnhzn.nl/Meteo_Dust00E.html Got SDS011 working as expected, but 'puzzled' by GP2Y10. Indoor testing of the GP2Y10-setup showed results which could be explained. After such experience one would expect simil...
by Ton_vN
21 Mar 2018, 16:43
Forum: ESP Easy: Software
Topic: SI1145 - UV index / IR / visible
Replies: 8
Views: 3441

Re: SI1145 - UV index / IR / visible

Probably looking at wrong place:
where is description how to merge an ino-file into the ESPEasy-firmware?
by Ton_vN
21 Mar 2018, 16:39
Forum: ESP Easy: Projects / Applications
Topic: ESP8266 readout by Domoticz stops
Replies: 8
Views: 3146

Re: ESP8266 readout by Domoticz stops

Further improvement by fitting an extra WiFi-AP: cable running from the main router to the AP covers the physical gap between the main router and the remote WiFi-AP => better spatial coverage and less effect to capacity than with WiFi-repeater at that distance 'listening-over-air' to the main router.
by Ton_vN
21 Mar 2018, 16:32
Forum: ESP Easy: Projects / Applications
Topic: actual solar power to domoticz
Replies: 7
Views: 2234

Re: actual solar power to domoticz

Why 'load' the LAN because of the MQTT-message/pulse? At least the time-between-pulses in that way is (euphemistically) not very reliable information. With some clever rules the ESP can do the job to calculate Power. IMHO, if you want to divide the functionality, it is simpler to have the ESP8266 co...
by Ton_vN
20 Mar 2018, 14:36
Forum: ESP Easy: Projects / Applications
Topic: actual solar power to domoticz
Replies: 7
Views: 2234

Re: actual solar power to domoticz

Continuous measurement of time between pulses may be a a heavy demand on an ESP8266 firmware, and I doubt the accuracy ........... It is not difficult to get Watts (W) if you have WattHours (Wh): see https://www.rapidtables.com/convert/electric/wh-to-watt.html It only requires a certain mindset & ac...
by Ton_vN
07 Mar 2018, 10:53
Forum: ESP Easy: Hardware
Topic: Longer Range?
Replies: 13
Views: 3206

Re: Longer Range?

Based on experience with 2*WEMOS almost side-by-side (=1*Mini +1*Pro):
WEMOS D1 Pro + antenna provides gain as expected compared to 'naked/antenna-less' WEMOS.
The extra dBs from the antenna are clearly visible in ESPEasy's Wifi RSSI.
by Ton_vN
25 Feb 2018, 07:46
Forum: ESP Easy: Projects / Applications
Topic: ESP8266 readout by Domoticz stops
Replies: 8
Views: 3146

Re: ESP8266 readout by Domoticz stops

Certainly helps to reduce the 'problems' by making a preset link in the router between MAC and IP:
thanks for the tip!
by Ton_vN
10 Feb 2018, 14:35
Forum: ESP Easy: Projects / Applications
Topic: Deep soil sensors
Replies: 0
Views: 587

Deep soil sensors

Have done an experiment with several soil sensors, and concluded that with SHT11with a certain quality you can measure temperature and humidity to a certain depth underground: see https://www.vannwnhzn.nl/esp8266a5_humtemp01.html Empirically proven that prolongued immersion of an SHT11-sensor is not...
by Ton_vN
07 Feb 2018, 21:26
Forum: ESP Easy: Software
Topic: SI1145 - UV index / IR / visible
Replies: 8
Views: 3441

Re: SI1145 - UV index / IR / visible

Any chance to see SI1145 included in a next revision of the firmware, instead of ino-file?
by Ton_vN
23 Jan 2018, 22:19
Forum: ESP Easy: Projects / Applications
Topic: Building a WiFi weatherstation
Replies: 2
Views: 1159

Re: Building a WiFi weatherstation

Which mark & model of UV-device?
by Ton_vN
14 Nov 2017, 19:10
Forum: ESP Easy: Projects / Applications
Topic: ESP8266 readout by Domoticz stops
Replies: 8
Views: 3146

Re: ESP8266 readout by Domoticz stops

After latest update of Domoticz to v3.8734 2 of the connected ESPs cannot be tricked to start again by reboot of the Raspberry-with-Domoticz. The ESPs are not to blame, because in direct read-out I see them happily generating values. ;-) Just a bright flash: check the IP-address on which that Raspbe...
by Ton_vN
30 Aug 2017, 11:44
Forum: ESP Easy: Projects / Applications
Topic: Connection lost, Connected to broker
Replies: 11
Views: 3013

Re: Connection lost, Connected to broker

Possibly a similar issue (but yet without good solution): viewtopic.php?f=2&t=3339
;-) Still searching & experimenting .........
by Ton_vN
21 Aug 2017, 19:33
Forum: ESP Easy: Hardware
Topic: Wiring of BMP180 ?
Replies: 10
Views: 2955

Re: Wiring of BMP180 ?

Performance on I2C-interfaces may benefit from placing pull-up resistors for the SDA- and SCL-lines
by Ton_vN
21 Aug 2017, 16:30
Forum: ESP Easy: Projects / Applications
Topic: Soil Moisture Sensor using Analog Input - Solved
Replies: 33
Views: 21914

Re: Soil Moisture Sensor using Analog Input - Solved

:oops: This message just demonstrates how much time you can spend by a wrong starting assumption ....... Found time to connect the received SHT11. To avoid conflicts with the OLED on 'real' I2C (and in fact no choice, because then GPIO4+GPIO5 not made available for selection), similar to I2C at GPIO...