OpenSprinkler gives us control down to the second, so we want to spray the seed trays 4 times a day for 15 seconds. Our previous seed trays always suffered in the outback summer heat. This leaves us 2 spare solenoids for now, wired and ready.Posts. As I understand things, WeatherUnderground has been bought out by IBM and is now a fee-based-only service. Since that happened, I know of several weather-data providers who have taken their data off WeatherUnderground and no longer provide data to that service. In order to keep OpenSprinkler completely open-source, perhaps a …Mar 24, 2021 · Unscrew each of them first. Insert each wire and tighten them down with a small screwdriver. The red zone cables should be inserted into the corresponding zones (Zone 1 on the old system goes into #1 on OpenSprinkler). The black P/MV cable is your pump/master valve. Plug this into an available zone (either 7 or 8). I am interested to discuss the integration of OpenSprinkler with other software. Perhaps the first step of this process should be for the designers of OpenSprinkler to share their vision of how OpenSprinkler is to integrate with IOT. My understanding is that the python version of OpenSprinkler has MQTT support, which …Sep 30, 2014 · Announcing OpenSprinkler Firmware 2.1.0 (Major Upgrade) →. We’ve just released a new OpenSprinkler Firmware Update program, with a video tutorial to walk you through the steps of how to upgrade your firmware. Hopefully this will make it easy for users to transition to the upcoming Firmware 2.1.0, which has a number of significant new ... OpenSprinkler owners can use this solution to send their PWS weather observations onto a local Weather Service server. For more information on the "WeeWX Solution" click here. 4 ) Solutions for specific PWS (provided by OpenSprinkler Forum members) Davis Vantage: a solution for this PWS has been kindly provided by @rmloeb hereAug 1, 2022 · It uses the most common type of fuse (5mmx20mm). Given the symptoms of both your OSPi and OpenSprinkler, you should definitely perform a solenoid resistance testing. You may have a shorted solenoid or shorted wiring somewhere. October 16, 2023 at 10:19 pm #77265. Aug 25, 2013 · OpenSprinkler Pi is an extension board for Raspberry Pi (RPi) (all versions of RPi). It allows RPi to directly access and control sprinkler valves. NOTE: OSPi no longer comes with enclosure. Instead, the design of a 3D printable enclosure is provided, you can use it to print the enclosure yourself, or order it online, such as from jlcpcb.com. One thing you can check is the wire resistance. Use an online calculator to compute the wire resistance, such as this one: keep in mind that you need to input the round-trip distance. Typical sprinkler valves draw about 200 to 300mA holding current, and if the voltage drops below 18V AC they are unlikely to stay on.Sep 22, 2019 · Application Protocol Source Net Port from IP Address Port to Enable. Sprinkler Both 0.0.0.0 80 198.168.1.98 80 y. The OpenSprinkler Shows the same Ip address and Port. My External IP is 31.xx.xxx.61. I installed APP, and added new device. Entered Name and. Open Sprinkler IP as 31.xx.xxx.61:80. and password. Welcome to the OpenSprinkler application. This app only works with the OpenSprinkler controller which must be installed and setup on your home network. Purchase OpenSprinkler. OpenSprinkler.com Login. Scan For Device. Manually Add Device. Once we have the code, we can use OpenSprinkler to simulate the code, thus be able to control remote devices. Heads-up: the following steps require a small amount of soldering. The estimate time for modification is 15 to 20 minutes. Step 1: Decode Remote Power Sockets. Take out the RFToy, plug in a 433MHz receiver (making sure the VCC and …Jul 25, 2018 · Weather adjustment methods rely on online weather data, those are independent of your rain sensor, which is your local sensor that does NOT depend on online weather data. If you want to only use rain sensor, please select ‘Manual’ as adjustment method, and configure your sensor as Rain sensor and use that. August 8, 2018 at 12:25 pm #51635. I will be updating the driver installation instructions for OpenSprinkler 2.1 and SquareWear right away, as they both use USBasp bootloader. Users have often complained that it’s frustrating to install USBasp driver for Windows 7 64-bit …Dec 30, 2015 · Currently the OpenSprinkler Pi circuit board doesn’t have screw holes that match those on the Zero. The consequence is that the Zero won’t have much physical support other than the 2×20 pin header, which is pretty tight and does provide reasonable support. I will have to modify the board design to incorporate the screw holes. For Op e nS p r i nk l e r 2 . 3: plug in a wired Ethernet cable to OpenSprinkler's Ethernet jack, the other end to your router. If you prefer using WiFi connection, we recommend …Jul 25, 2018 · Weather adjustment methods rely on online weather data, those are independent of your rain sensor, which is your local sensor that does NOT depend on online weather data. If you want to only use rain sensor, please select ‘Manual’ as adjustment method, and configure your sensor as Rain sensor and use that. August 8, 2018 at 12:25 pm #51635. The OpenSprinkler web interface allows you to program water schedules and monitor station status through the web. Compared to traditional sprinkler timers, which limit you …Indeed it has come to my attention that the firmware had a bug that affected a small number of OpenSprinkler 2.1 units that use MCP7940 real-time clock (RTC) whereas the majority of OpenSprinkler units use DS1307 RTC. This was first discovered by a user who reported the fix in blog comments:OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Unable to load UI This topic has 16 replies, 5 voices, and was last updated 9 years, 6 months ago by Ray . Viewing 17 posts - 1 through 17 (of 17 total)Keymaster. Announcing OpenSprinkler Unified Firmware 2.1.9. First of all, apologies for taking so long to release this firmware. Several technical issues occurred during the last couple of weeks that slowed down the progress. Good thing is that they have been ironed out so today we are ready to release the new firmware 2.1.9.Open Sprinkler is a free, open source, self hosted, browser based controller for your sprinkler system, and it can run through a Raspberry Pi. It has a simp...If you don’t fill the event name or you use the wrong event name, you won’t receive notification. – Go to your webhooks documentation link to find the IFTTT token. Then put it in OpenSprinkler settings …Nov 29, 2012 · Participant. The combination of Raspberry Pi and OpenSprinkler seems to be working quite well. I posted the steps I used to get the pi and OpenSprinkler working together on my blog. At this point the Pi serves the JaveScript files and icons for the UI and handles logging of irrigation events. Keymaster. 1. yes, it should work with OpenSprinkler. The output of this soil clik sensor is a relay which is a dry contact type. 2. no, this soil sensor is not a dry contact type, it requires an additional microcontroller to ‘interpret’ the result of the soil moisture value. It cannot be used directly with OpenSprinkler.Nov 29, 2013 · OpenSprinkler Pi. Watch on. If you hate watering the garden but enjoy messing around with computers, OpenSprinkler Pi is a no-brainer. It’s the cheapest and most configurable system of its type I’ve come across, it’s open source (and this means that Ray’s not the only person working on it – tools from the community like Rich Zimmerman ... This way, if the WiFi signal is lost, the remote station will not remain on for more than 2 minutes, to avoid it being left on indefinitely. As a result, if you try to read the remaining water time from the remote station, it won’t be more than 2 minutes. The exception is when the ‘special station auto-refresh’ is turned off.OpenSprinkler. Welcome to the OpenSprinkler application. This app only works with the OpenSprinkler controller which must be installed and setup on your home network. … OpenSprinkler › Forums › Hardware Questions › OpenSprinkler This forum has 295 topics, 1,274 replies, and was last updated 1 day, 2 hours ago by kakas . Viewing 26 topics - 1 through 25 (of 295 total) Rain gauge is currently not supported: at least not supported if you want to use it to stop watering when a certain amount of rain is received. Technically rain gauge works like a flow sensor — the reed switch internally turns on and off repeatedly to indicate the rate at which rain is accumulated. You can use rain gauge in the sense that you ...OpenSprinkler gives us control down to the second, so we want to spray the seed trays 4 times a day for 15 seconds. Our previous seed trays always suffered in the outback summer heat. This leaves us 2 spare solenoids for now, wired and ready.Keymaster. OpenSprinkler is currently designed to work with 24V AC valves only. It’s probably quite difficult to power these valves with battery / solar panel. Technically you need an inverter that converts DC to AC, but I’ve seen discussions that these AC valves can run on DC voltage (al beit less efficient / draws more energy than running ...Apr 9, 2024 · OSPy. Vlastnosti zařízení. ovládání zařízení přes webové rozhraní (telefon, tablet, webový prohlížeč) přes LAN nebo WiFi připojení. zabezpečení přístupu k rozhraní pomocí jména a hesla (možnost šifrovaného spojení přes https certifikát) možnost snadného zálohování (přenesení všech nastavení na jiný ...March 16, 2015 at 9:41 pm #36045. Ray. Keymaster. The ‘parallel stations’ are mainly intended for non-sprinkler stations — now that OpenSprinkler supports radio frequency (RF) stations (such as remote power sockets), you can use it to switch landscape lights, or other general-purpose powerline devices with OpenSprinkler.November 30, 2017 at 10:39 pm #48410. Ray. Keymaster. Not yet. Have been working on integrating Jeff Lawrence’s improved OpenGarage firmware, which does integrate MQTT for OpenGarage, and the same feature can be integrated into OpenSprinkler. I’ve put it on todo list now. April 3, 2018 at 1:35 pm #49483. perscheid.The first thing to check is at the homepage, swipe left to right (or click the upper-left corner icon) to open the left-side menu, then ‘System Diagnostics’. Look at two time stamps: the Last Weather Call and Last Successful Weather Call. If the Last Successful Weather Call time stamp lags behind the first one, or is simply not available ...Installieren Sie die App “OpenSprinkler” auf ihr Smartphone. Beim ersten start baut OpenSprinkler ein eigenes WLAN mit dem Namen “OS_xxxxxxx” auf. Verbinden Sie ihr Smartphone oder ihren PC mit diesem WLAN. Öffnen Sie ihren Webbrowser und geben Sie die Adresse 192.168.4.1 an. Folgen Sie dann den Anweisungen am Bildschirm.OpenSprinkler Bee. An open-source controller for battery-operated / latching sprinkler valves. The standalone version is powered by AA batteries and controlled remotely via RF. The shield version plugs directly into a standard Arduino . ESPToy. An open-source gadget for the ESP8266 WiFi module. Built-in ATmega644, USB, color LED, thermistor ...Nov 29, 2012 · Participant. The combination of Raspberry Pi and OpenSprinkler seems to be working quite well. I posted the steps I used to get the pi and OpenSprinkler working together on my blog. At this point the Pi serves the JaveScript files and icons for the UI and handles logging of irrigation events. RFToy is an Arduino-compatible gadget for interfacing with radio frequency (RF) modules. It can be used as a standalone gadget, or in conjunction with OpenSprinkler (including DC / AC / Pi) to decode and simulate RF signals on RF remote power sockets. This allows OpenSprinkler to switch not only sprinkler valves, but general devices such as lights, …Mar 24, 2021 · Unscrew each of them first. Insert each wire and tighten them down with a small screwdriver. The red zone cables should be inserted into the corresponding zones (Zone 1 on the old system goes into #1 on OpenSprinkler). The black P/MV cable is your pump/master valve. Plug this into an available zone (either 7 or 8). · The opensprinkler then always comes up with an IP adderess of 198.162.0.100, however this does not appear in the list of connected devices on my modem, and if i put that IP into my computer or phone, it will not connect. Any ideas if this is a modem issue or setting with the Netgear modem, or something else? Thanks.I am seeing this in the homeassistant log constantly not sure what is up. My open-sprinkler device is connected via Ethernet cable, I never have connectivity issues while hitting OS web gui. 2022-08-26 06:21:22.143 INFO (MainThread) [cus...Apr 28, 2014 · OpenSprinkler (Arduino-based) This is the story of how learning Arduino inspired me to invent the OpenSprinkler — an open-source, web-based sprinkler controller. I’ve had a passion for making electronic circuits since I was a kid, spending hours looking at schematics and building simple circuits like a single-transistor radio, an electronic cricket, …November 30, 2017 at 10:39 pm #48410. Ray. Keymaster. Not yet. Have been working on integrating Jeff Lawrence’s improved OpenGarage firmware, which does integrate MQTT for OpenGarage, and the same feature can be integrated into OpenSprinkler. I’ve put it on todo list now. April 3, 2018 at 1:35 pm #49483. perscheid.Dec 30, 2015 · Currently the OpenSprinkler Pi circuit board doesn’t have screw holes that match those on the Zero. The consequence is that the Zero won’t have much physical support other than the 2×20 pin header, which is pretty tight and does provide reasonable support. I will have to modify the board design to incorporate the screw holes. Basic features of the OpenSprinkler include: - AVR Atmega328 MCU running at 8MHz, compatible with the open-source Arduino software. - Microchip ENC28J60 Ethernet controller enables web-based scheduling, through either wired Ethernet connection, or WiFi connection if used with a WiFi repeater. - Allows up to 8 water stations/zones, individually ...Having bought my OpenSprinkler I first tried to connect it via WiFi by buying the successor of the recommended WiFi Router, a TP-LINK TL-WR802N. As the controller is located under the surface about 20m away from our house it didn't get a connection. So I thought about PowerLine and bought an AVM FRITZ!Powerline 510E SetAt 12 volts, that’s 417 ma (each). So well within the maximum OpenSprinkler spec of 800 ma per channel. But, I think the sum is too much for the 16 mil triac gnd trace on the OpenSprinkler pcb. Alternately, I could put 2:1 transformers on the OpenSprinkler channel outputs. That way I wouldn’t have to hack the OpenSprinkler pcb.OpenSprinkler Station is for gaining advanced controls and status information over a single station (zone) of a device, e.g. to turn it on or off, or the time remaining. OpenSprinkler Device is for device-specific controls that usually apply to multiple stations or main unit sensors, e.g. if rain was detected.Two months ago, I wrote a blog post about the preview of OpenSprinkler Bee, which is an open-source arduino-based controller for battery-operated sprinkler valves.While that’s still in the development stage, today I am glad to announce that an Arduino shield version of OpenSprinkler Bee is completed and immediately available … Forums for OpenThings. OpenSprinkler Unified Firmware. Announcements, questions, and suggestions about the OpenSprinkler Unified firmware. 831. 5,946. 1 day, 6 hours ago. Nicola. OpenSprinkler Mobile and Web App. Questions, comments, suggestions about OpenSprinkler mobile and web app. You can certainly clone the UI, change it, and run it locally (just double click index.html to launch the UI). Another work-around is to use HTTP API to send command to the controller manually to set GPIO zones. This allows you to bypass UI so you only need to modify the pin list on the firmware side. Author.OpenSprinkler. Welcome to the OpenSprinkler application. This app only works with the OpenSprinkler controller which must be installed and setup on your home network. …The time is calculated using two pieces of information: the NTP time (which is UTC+0 time) and the time zone (this is obtained from the opensprinkler weather server, which calculates your time zone using your location). If you export your configurations to a .json file, and open the file, there is a variable called “tz”, which is the time zone.Aug 6, 2023 · Welcome to the OpenSprinkler application. This app only works with the OpenSprinkler controller which must be installed and setup on your home network. Purchase OpenSprinkler. OpenSprinkler.com Login. Scan For Device. Manually Add Device.If you have already installed opensprinkler firmware onto the Pi then you can select a station (click the associated cog). In the settings popup, click the Advanced tab and select “GPIO” as the station type. You can now select the gpio pin that you want to toggle when this station needs to water. Make sure you then wire up that gpio pin to ... Forums for OpenThings. OpenSprinkler Unified Firmware. Announcements, questions, and suggestions about the OpenSprinkler Unified firmware. 831. 5,946. 1 day, 6 hours ago. Nicola. OpenSprinkler Mobile and Web App. Questions, comments, suggestions about OpenSprinkler mobile and web app. Welcome to the OpenSprinkler application. This app only works with the OpenSprinkler controller which must be installed and setup on your home network. Purchase OpenSprinkler. OpenSprinkler.com Login. Scan For Device. Manually Add Device. Both weather sources, Weather Underground and WeeWX provide acceptable weather data for the OpenSprinkler Weather Service. Hosting an own weather server isn’t always needed. At least for Netatmo Personal Weather Stations cloud services like Meteoware can be used to fill the missing link between Netatmo and Weather …For instance, renaming Station 6 would rename 7 and 8 as well, but not 1-5. Tried the “Reset All Station Data” option and it just showed “reset” for most stations after it was done, but still the same issue with trying to rename them after. Tried restoring from a backup file I had and still had the same issues.Regarding concurrent vs sequential running modes, currently the only option is to globally switch between the two (i.e. either all stations run sequentially, or all stations are allowed to run concurrently). There is currently no support for subsets of sequential groups. July 5, 2013 at 7:43 pm #24613. djMax.Announcements, questions, and suggestions about the OpenSprinkler Unified firmware. Questions about hardware troubles and hardware design. Explore alternative firmware solutions and software extensions developed by the community. Make comments, suggestions, or request new features.Jun 16, 2015 · The MAJOR reasons I bought an OpenSprinkler are the option to use my own WU weather station for input with the Zimmerman Method, the web interface, and the security of NOT having a device depending on the cloud like the Rachio and Blossom controllers. I assumed the Zimmerman method was based on scientific study of irrigation using past and ... Station 5. I want to be able to run both pumps at the same time, but stations sequential. For example. Both pumps stars at 6 am, and running time 1 hour per station. So at 6 am, pump1 starts and open station 1, pump2, at same time opens station 4. At 7, both pumps runing,station 1 closes, and 2 open. Similarly , station 4 turns off and 5 turns on.This video demonstrates the main features of OpenSprinkler Firmware 2.2.0. The content follows firmware 2.2.0 user manual, available at https://support.opens...Dec 30, 2022 · OpenSprinkler firmware is unified and can compiled under both Arduino environment and any Linux-based system. The instructions on this page are for the Arduino-based OpenSprinkler (OS 2.3, 3.x) only. If your controller is OpenSprinkler Pi (OSPi), please follow the OSPi firmware instructions to compile and run the firmware code.OpenSprinkler gives us control down to the second, so we want to spray the seed trays 4 times a day for 15 seconds. Our previous seed trays always suffered in the outback summer heat. This leaves us 2 spare solenoids for now, wired and ready.This boosting time turns out to be around 80 to 100ms. Second, OSBee by default uses 100ms pulse in both directions (i.e. both opening and closing the valve). This is very easy to change to 250ms and 62ms respectively to match the Gardena controller. The last issue deserves more thinking, that is, opening the valve requires 9V, but closing the ... So in case you are looking for a 24V AC relay to work with OpenSprinkler in order to switch high-voltage devices, this is an inexpensive (. 2. Schrack RT314524: This is a very small 24V AC relay that you can buy from Mouser or Digikey. It has a contact rating of 16A @ 250VAC, which is also plenty for common applications. Both weather sources, Weather Underground and WeeWX provide acceptable weather data for the OpenSprinkler Weather Service. Hosting an own weather server isn’t always needed. At least for Netatmo Personal Weather Stations cloud services like Meteoware can be used to fill the missing link between Netatmo and Weather …September 29, 2022 at 11:14 am #74013. DWillys. Participant. I have a couple of the opensprinkler devices on my network. They’re set up to get their tcpip data via DHCP. In the interface I can’t find anywhere I can set the hostname so I can identify which device is which. I tried setting the hostname in the DHCP reservation (Option 12) but ...OpenSprinkler Pi (OSPi) is an open-source sprinkler / irrigation extension board for Raspberry Pi (RPi). It is based on the design of OpenSprinkler, but its ‘brain’ is an RPi instead of an AVR microcontroller. The idea of OSPi first came when I noticed that many users were setting up RPi to work with OpenSprinkler.Jan 7, 2017 · OpenSprinkler Bee (OSBee) is an open-source, WiFi-enabled sprinkler controller for latching solenoids. It is suitable for garden and lawn watering, flower and plant irrigation, hydroponics, and other types of watering projects. It comes with built-in WiFi, OLED display, 3D-printed enclosure, and can switch up to 3 zones independently. It is …Jun 12, 2020 · The weather algorithm is just an algorithm, it’s not human intelligence, it can’t read your mind. That’s why you are given parameters which you can tweak to fit your own specific need. You can’t expect it to work perfectly with the default settings. I think your expectation is too high.May 16, 2020 · OpenSprinkler › Forums › Hardware Questions › Recommended flow meter This topic has 5 replies, 4 voices, and was last updated 3 years, 3 months ago by Ray . Viewing 6 posts - 1 through 6 (of 6 total) Sale! ESPToy v2. $ 12.99 9.99. ESPToy is a WiFi development board for ESP8266. Version 2.0 has on-board Neopixel color LED, mini buzzer, button, light sensor, LiPo battery jack and charging chip. It has built-in CH340 USB-serial and auto-reset circuit. It’s pre-flashed with a demo software written in Arduino with ESP8266 core.Dec 30, 2015 · First, to reduce cost the Zero does not have the 2×20 pin headers pre-soldered, and it doesn’t have a standard size USB connector. This means in order to use it with OpenSprinkler Pi, you need to hand solder the pin headers; and in order to connect it to a USB WiFi dongle, you need a microUSB to USB adapter, which is commonly known as …
Indeed it has come to my attention that the firmware had a bug that affected a small number of OpenSprinkler 2.1 units that use MCP7940 real-time clock (RTC) whereas the majority of OpenSprinkler units use DS1307 RTC. This was first discovered by a user who reported the fix in blog comments:. Plane tickets from seattle to lax
Dec 30, 2022 · OpenSprinkler firmware is unified and can compiled under both Arduino environment and any Linux-based system. The instructions on this page are for the Arduino-based OpenSprinkler (OS 2.3, 3.x) only. If your controller is OpenSprinkler Pi (OSPi), please follow the OSPi firmware instructions to compile and run the firmware code.The application allows you to automatically detect and control your OpenSprinkler irrigation system(s). OpenSprinkler is an open-source Internet web-based sprinkler timer / …Apr 28, 2014 · OpenSprinkler (Arduino-based) This is the story of how learning Arduino inspired me to invent the OpenSprinkler — an open-source, web-based sprinkler controller. I’ve had a passion for making electronic circuits since I was a kid, spending hours looking at schematics and building simple circuits like a single-transistor radio, an electronic cricket, …OpenSprinkler Remote Access using OpenThings Cloud (OTC) Token. Troubleshooting and Technical help. OpenSprinkler 3.x Firmware Update Guide. View all 7. Weather and Integrations 6. Using Weather Adjustments. The Interactions between Rain Delay, Rain Sensor, and Weather Algorithm. Creating an IFTTT Applet to receive OpenSprinkler …Nov 29, 2012 · Also, using a Pi to interface with OpenSprinkler makes it easy to introduce weather-based features and anything that requires computation beyond what a simple microcontroller can do. January 24, 2013 at 3:34 am #23206. dman. Participant. Dan – looking forward to getting this up and running. I have fixed IP for both my existing R-Pi …OpenSprinkler Bee. An open-source controller for battery-operated / latching sprinkler valves. The standalone version is powered by AA batteries and controlled remotely via RF. The shield version plugs directly into a standard Arduino . ESPToy. An open-source gadget for the ESP8266 WiFi module. Built-in ATmega644, USB, color LED, thermistor ... So in case you are looking for a 24V AC relay to work with OpenSprinkler in order to switch high-voltage devices, this is an inexpensive (. 2. Schrack RT314524: This is a very small 24V AC relay that you can buy from Mouser or Digikey. It has a contact rating of 16A @ 250VAC, which is also plenty for common applications. Mar 24, 2021 · Unscrew each of them first. Insert each wire and tighten them down with a small screwdriver. The red zone cables should be inserted into the corresponding zones (Zone 1 on the old system goes into #1 on OpenSprinkler). The black P/MV cable is your pump/master valve. Plug this into an available zone (either 7 or 8). Keymaster. Announcing OpenSprinkler Unified Firmware 2.1.9. First of all, apologies for taking so long to release this firmware. Several technical issues occurred during the last couple of weeks that slowed down the progress. Good thing is that they have been ironed out so today we are ready to release the new firmware 2.1.9.Sale! ESPToy v2. $ 12.99 9.99. ESPToy is a WiFi development board for ESP8266. Version 2.0 has on-board Neopixel color LED, mini buzzer, button, light sensor, LiPo battery jack and charging chip. It has built-in CH340 USB-serial and auto-reset circuit. It’s pre-flashed with a demo software written in Arduino with ESP8266 core.Indeed it has come to my attention that the firmware had a bug that affected a small number of OpenSprinkler 2.1 units that use MCP7940 real-time clock (RTC) whereas the majority of OpenSprinkler units use DS1307 RTC. This was first discovered by a user who reported the fix in blog comments:Its simple, after speaking with DAB , the pump regulates pressure in the line as the solenoids are opened by open sprinkler controller than pushes water to the desired zone. Once the zone solenoid turns off the water pressure in the line signals the pump to turn off. There is a delay of 10 sec which is standard from the manufacture and can be ...OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Announcing OpenSprinkler Unified Firmware 2.1.9 (4) What's New Firmware 2.1.9 (4) is now available. The primary change in this firmware is the initial support for MQTT (thanks to the generous contributions by jbaudoux, PeteBa, and vsoltan). To use MQTT, this firmware requires …OpenSprinkler Pi (OSPi) is an open-source sprinkler / irrigation extension board for Raspberry Pi (RPi). It is based on the design of OpenSprinkler, but its ‘brain’ is an RPi instead of an AVR microcontroller. The idea of OSPi first came when I noticed that many users were setting up RPi to work with OpenSprinkler.For All of OpenSprinkler 2.3, 3.x and OpenSprinkler Pi (and Linux-based systems) Support for Sequential Groups: this generalizes and replaces the previous per-zone sequential attribute. Zones in the same sequential group are automatically serialized, while zones in different groups can run simultaneously..