Camera Axe 5 User Manual
Document Version: 5.2a
December 18, 2011
Authors: Andrew Morgan and Maurice Ribble
Страница 1: ...Camera Axe 5 User Manual Document Version 5 2a December 18 2011 Authors Andrew Morgan and Maurice Ribble ...
Страница 2: ...tons Camera Flash Buttons Camera Flash LEDs Camera Flash Ports Sensor Ports USB Port Menus Advanced Sensor Menu Projectile Menu Valve Menu Intervalometer Menu General Settings Menu Sensors Light Sensor Laser Sensor Microphone Sensor Projectile Sensor Valve Sensor Photogate Sensor Motion Distance Sensor Camera Shutter Sync Sensor Clip Sensor Multi Flash Board ...
Страница 3: ...r The user must supply an Arduino Uno or compatible development board and a way to power the device Since this version gets it s power from the Arduino there is no power switch This version does not come with an enclosure This shield version does use the same software and has all the same functionality as the standard Camera Axe 5 in a much cheaper package for the DIY Maker crowd Hardware The top ...
Страница 4: ...he Activate button is depressed during the startup process the unit will be reset to the factory default values Select Button The select button toggles the edit mode on and off When in edit mode the value of individual parameters can be adjusted using the arrow buttons When not in edit mode the arrow buttons move from field to field within the current menu Only one value can be selected changed at...
Страница 5: ...Camera Axe are camera flash ports These ports are labeled Camera Flash 1 and Camera Flash 2 These ports are used to connect either a camera or flash to be triggered The Camera Flash 1 port is named Device 1 in the menus and the Camera Flash 2 port is named Device 2 The way the Camera Axe triggers cameras and flashes is by allowing current to pass through and the camera or flash provides the voltag...
Страница 6: ...the middle sensor pin works analogRead This returns an analog value between 0 and 1023 proportional to the sensor voltage of 0 to 5 volts The Camera Axe displays values from 0 to 999 This is the slower way to read the sensor value still quite fast at 20 microseconds but it provides the ability to read the range of values from the sensor This method is used by the Advanced Sensor menu to allow trig...
Страница 7: ...ngs available for each parameter and a brief description of the function of that parameter Parameter Options Description Trigger Sensor Sensor1 Sensor2 S1_or_S2 S1_and_2 None This setting determines which sensor triggers the device For example if Device1 is set with Trigger Sensor Sensor1 then when sensor 1 is triggered device 1 will fire When S1_or_S2 is selected the device will fire if either se...
Страница 8: ...ing from 0 to 999 you will only get a 0 low or 1 high This mode is faster but will not work with sensors that depend on analog readings Trigger Value Numeric value between 000 and 999 Or Hi Low if Trigger Type set to Digital First value is the trigger value you set and second value is the current value read by sensor The current sensor value which is displayed to the left of this value is updated ...
Страница 9: ...ter Options Description Distance Numeric value between 00 0 and 99 9 The distance from the second sensor LED to the position of the projectile when the flash fires Low High Trigger Low High Determines whether to trigger on low or high sensor values The projectile sensor has high values when nothing is between the sensors so this should be set to a value of Low when using the projectile sensor desc...
Страница 10: ... the valve will be open to release a drop V1 Drop2 Delay Numeric value between 000 and 999 The number of milliseconds after the first drop to start the second drop V1 Drop2 Size Numeric value between 000 and 999 The number of milliseconds that the valve will be open to release the second drop Flash Delay Numeric value between 000 and 999 The number of milliseconds to wait after the second drop to ...
Страница 11: ...2 Delay Numeric value between 000 and 999 The number of milliseconds after the first drop to start the second drop V2 Drop2 Size Numeric value between 000 and 999 The number of milliseconds that the valve will be open to release the second drop To use this menu plug the valve sensor into Sensor 1 and make sure it is turned on Plug an external flash into Camera Flash 1 and plug the camera into Came...
Страница 12: ...e HDR is accomplished by doubling the bulb time for each shot see the example below For this mode to work your camera must be in bulb mode Mirror Lockup Yes No This adds another shutter trigger for each shot To use this your camera must support mirror lockup and have that setting enabled The camera is triggered to raise the mirror and then two seconds later to allow the vibration to settle there i...
Страница 13: ...the unit is set to turn off the backlight after 10 seconds pressing the Activate button to enter photo mode will also turn off the backlight The backlight is the largest contributing factor to power usage on the Camera Axe so turning it off greatly extends battery life This menu lets you control the startup mode and switch between preset groups as described below The menu also shows the current ve...
Страница 14: ... c digitalWrite SENSOR1_PIN HIGH digitalWrite SENSOR2_PIN HIGH However this change is not recommended because the pull up resistors can affect some of the sensors readings It was better to just not be able trust the values if no sensor is connected than have the pull up resistors affect the readings Schematics part lists and circuit board layouts are available for each of the sensors described bel...
Страница 15: ...hed a new base value is recorded This works well for sunsets where you want to take a picture as the light changed gradually Laser Sensor The laser sensor isn t really a sensor in that it doesn t trigger a device but it can be used with the light sensor to create a beam of light that can be broken to trigger the light sensor When using the Advanced Sensor menu as described above when the laser is ...
Страница 16: ...when the light sensor value goes below 100 this value may need to be adjusted up or down depending on the sensor reading when the laser is on verses off the light sensor Microphone Sensor The microphone sensor is a basic sound activated sensor that is used to trigger devices based on sharp loud sound changes An example of how the microphone sensor would be used is described below Using a microphon...
Страница 17: ...nnected to the Camera Flash 1 and or the Camera Flash 2 ports When the unit is in photo mode the code loops watching for the first sensor to be triggered then waits for the second sensor to be triggered The time between the two sensor events is used to determine the speed of the projectile This speed is then used to determine the time delay before triggering the flash When the delay time is reache...
Страница 18: ...tions The first is to trigger it manually with a fairly long exposure like 5 seconds just before you activate the valve sensor The second option and I think this is a little easier is to connect your camera to the Camera Axe s Camera Flash 1 port and put your camera s exposure to bulb so the Camera Axe can trigger your camera You will need to connect one or more flashes to the Camera Flash 2 port ...
Страница 19: ...rger and it is accurate enough to detect a movement of just a few inches Camera Shutter Sync Sensor This Camera Shutter Sync sensor which plugs into either of the sensor ports on the Camera Axe detects when the shutter of your camera is open To use this your camera must have a pc sync port By default most cameras will trigger this when the shutter has just opened front curtain sync but most camera...
Страница 20: ...etween the two clips a manual button two sheets of tinfoil the touch each other when someone steps on it a thin metal trip wire a photo resistor or many other things Multi Flash Board This board plugs into the one of the Camera Axe s Camera Flash ports and replicates that signal to up to 4 more devices Normally that would be 4 flashes but it could be 4 cameras Each device is isolated from the othe...
