Photoduino Shield 3.0
Photoduino Shield 3.0 features:
- Fully electrical isolation of the camera using optocouplers (no problems detected with thyristors, but your peace is good)
- Reset button on the shield for easy accessing
- Build-in fix for the Arduino UNO R2 problem
- Fix for some Canon Flashes like EX580 and EX430 (not fully tested)
- The most easy to assemble version
- Fully compatible with the current and future releases of the firmware
- Fully compatible with the sensors of previous versions if you already have one
- Acrylic case as part of the kit
- Self powered by 9V battery
Some pictures:
Eaglecad files
You can download original Eaglecad files and also the case design files.
Build instructions
Part list
| Qty | Part | Suggestion |
|---|---|---|
| Main Board | ||
| 1 | PCB Photoduino Shield 3.0 | eaglecad file order at oshpark.com |
| 1 | Display LCD 16×2 | mouser |
| 5 | RCA Jack female | sparkfun |
| 3 | Stereo Jack 3,5mm female | mouser |
| 3 | Push buttons | mouser |
| 1 | Diode 1N4004 | mouser |
| 1 | Diode 1N4148 | mouser |
| 2 | Thyristor BT169G | mouser |
| 2 | Optocoupler PC817 | mouser |
| 1 | Amp LM386 | mouser |
| 1 | Pot trimmer 10K | mouser |
| 3 | Capacitor 10uF | mouser |
| 1 | Capacitor 10nF | mouser |
| 8 | Resistor 10 Kohms | mouser |
| 2 | Resistor 91 ohms | mouser |
| 1 | Resistor 1 Mohms | mouser |
| 2 | Resistor 360 ohms | mouser |
| 2 | Pinheader 2 pins | mouser |
| 2 | Pinheader 6 pins | mouser |
| 2 | Pinheader 8 pins | mouser |
| 1 | Pinheader 16 pins | mouser |
| 2 | Jumper 2 pins | mouser |
| 1 | Terminal block 2 pins | mouser |
| 1 | Buzzer 12mm | mouser |
| Sensors | ||
| 1 | IR Photodiode | mouser |
| 1 | Flat piezo speaker | mouser |
| 1 | IR Phototransistor | mouser |
| 1 | IR Led emitter diode | mouser |
| 1 | Electret microphone | mouser |
| 1 | LDR Light dependant resistor | farnell |
| 1 | RCA cable male-to-male | farnell |
| 1 | Laser pointer 5mw red | dealextreme |
| 1 | Heatsink tube 3/64″ | |
| 1 | Heatsink tube 1/8″ | |
| 1 | Heatsink tube 3/16″ | |
| Box | ||
| 1 | Laser cut acrylic | illustrator file |
| 4 | Screw M3x8mm | farnell |
| 4 | Hex-Standoff M3x10mm | farnell |
| 4 | Hex-Standoff M3x16mm | farnell |
| 4 | Dome nuts M3 | farnell |
| 4 | Adhesive feets | farnell |
| 1 | Adhesive Velcro 5cm | farnell |
| 1 | Battery socket 9V | mouser |
| 2 | Push button cap | mouser |