mmcwilliams 01f17830f8 | ||
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Readme.md | ||
index.js |
Readme.md
intval
Object representing the intval3 features
Kind: global constant
intval._declarePins()
(internal function) Declares all Gpio pins that will be used
Kind: static method of intval
intval._undeclarePins()
(internal function) Undeclares all Gpio in event of uncaught error that interupts the node process
Kind: static method of intval
intval._startFwd()
Start motor in forward direction by setting correct pins in h-bridge
Kind: static method of intval
intval._startBwd()
Start motor in backward direction by setting correct pins in h-bridge
Kind: static method of intval
intval._stop()
Stop motor by setting both motor pins to 0 (LOW)
Kind: static method of intval
intval._watchMicro(err, val)
Callback for watching relese switch state changes. Using GPIO 06 on Raspberry Pi Zero W.
- If closed AND frame active, start timer, set state primed to
true
. - If opened AND frame active, stop frame
Microswitch + 10K ohm resistor
- 1 === open
- 0 === closed
Kind: static method of intval
Param | Type | Description |
---|---|---|
err | object |
Error object present if problem reading pin |
val | integer |
Current value of the pin |
intval._watchRelease(err, val)
Callback for watching relese switch state changes. Using GPIO 05 on Raspberry Pi Zero W.
- If closed, start timer.
- If opened, check timer AND
- If
press
(now - intval._state.release.time
) greater than minimum and less thanintval._release.seq
, start frame - If
press
greater thanintval._release.seq
, start sequence
Button + 10K ohm resistor
- 1 === open
- 0 === closed
Kind: static method of intval
Param | Type | Description |
---|---|---|
err | object |
Error object present if problem reading pin |
val | integer |
Current value of the pin |
intval.setDir([dir])
Set the default direction of the camera.
- forward = true
- backward = false
Kind: static method of intval
Param | Type | Default | Description |
---|---|---|---|
[dir] | boolean |
true |
Direction of the camera |
intval.frame([dir], [time])
Begin a single frame with set variables or defaults
Kind: static method of intval
Param | Type | Default | Description |
---|---|---|---|
[dir] | boolean |
"null" |
(optional) Direction of the frame |
[time] | integer |
"null" |
(optional) Exposure time, 0 = minimum |
intval.sequence()
Start a sequence of frames, using defaults or explicit instructions
Kind: static method of intval