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Summary of Contents for OpenSprinkler OSPi
- Page 1 OpenSprinkler Pi (OSPi) v1.4x User Manual ( ) U pdated May 16, 2020 Contents Introduction Hardware Interface Hardware Setup 0. Preparation 1. Test Power Supply 2. Attach RPi to OSPi 3. Web Connectivity 5. Zone Expansion Board 6. Rain Sensor / Flow Sensor / Program Switch ...
- Page 2 The OSPi v1.4x kit includes a set of laser cut acrylic e nclosure , one assembled and tested O SPi circuit board and t erminal blocks . The built-in components include 24VAC to 5VDC switching regulator, solenoid drivers, PCF8591T 8-bit ADC ...
- Page 3 Make sure the sprinkler transformer is unplugged to begin with. Insert the sprinkler transformer wires into the range terminal block, tighten the terminal block screws. Then plug the orange terminal into the matching terminal on OSPi. The green LED should light up, indicating power is on. See pictures below. ...
- Page 4 F irst, install the support pillars to the OSPi board (note: in some kits these support pillars are replaced by 3 D printed version , in which case just plug those in firmly into the OSPi board); then, plug ...
- Page 5 8. Radio Frequency (RF) Transmitter (Advanced Topic) The current OSPi has a 3-pin header that fits a 433MHz or 315MHz radio frequency (RF) transmitter. This allows you to use OSPi to communicate with RF wireless power sockets. Please refer to the ...
- Page 6 RPi Pin Uses OSPi uses the following GPIO pins on the RPi (shaded in red). The other pins are free. The power pins as well as SDA/SCL pins can be shared with other devices. All 40 pins from RPi are mapped out in the pinout area at the upper left corner of ...
- Page 7 1 50g (5.3oz) w/o RPi Terms and Conditions OpenSprinkler Pi (OSPi) is an open-source project. The hardware design and software code are made publicly available under the C reative Commons Attribution-ShareAlike (CC BY--SA) 3.0 license. The product is open-source for educational ...
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