2019-12-02 05:56:45 +01:00
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.. _install:
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2019-12-02 05:56:22 +01:00
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============
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2019-12-02 06:00:41 +01:00
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Acquisition
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2019-12-02 05:56:22 +01:00
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============
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2019-12-02 05:54:40 +01:00
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2019-12-02 05:57:16 +01:00
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If you are using the `Raspbian`_ distro, it is best to install picamera using
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the system's package manager: apt. This will ensure that picamera is easy to
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keep up to date, and easy to remove should you wish to do so. It will also make
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picamera available for all users on the system. To install picamera using apt
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simply::
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2019-12-02 05:59:41 +01:00
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2019-12-02 06:02:50 +01:00
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Import the librairies needed to execute the script
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2019-12-02 05:59:41 +01:00
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=======================================================
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If you are using the `Raspbian`_ distro, it is best to install picamera using
|
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the system's package manager: apt. This will ensure that picamera is easy to
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keep up to date, and easy to remove should you wish to do so. It will also make
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picamera available for all users on the system. To install picamera using apt
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simply::
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from gpiozero import LED
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import smbus2 as smbus
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from time import sleep
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from picamera import PiCamera
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from datetime import datetime, timedelta
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import os
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2019-12-02 06:02:50 +01:00
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Define the used pinout
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2019-12-02 05:59:41 +01:00
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=========================
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2019-12-02 06:02:04 +01:00
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If you are using the `Raspbian`_ distro, it is best to install picamera using
|
|
|
|
|
the system's package manager: apt. This will ensure that picamera is easy to
|
|
|
|
|
keep up to date, and easy to remove should you wish to do so. It will also make
|
|
|
|
|
picamera available for all users on the system. To install picamera using apt
|
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simply::
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2019-12-02 05:59:41 +01:00
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GREEN = LED(16)
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RED = LED(12)
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BLUE = LED(26)
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RELAY = LED(14)
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2019-12-02 06:02:50 +01:00
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Configuration file
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2019-12-02 05:59:41 +01:00
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=====================
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2019-12-02 06:02:04 +01:00
|
|
|
If you are using the `Raspbian`_ distro, it is best to install picamera using
|
|
|
|
|
the system's package manager: apt. This will ensure that picamera is easy to
|
|
|
|
|
keep up to date, and easy to remove should you wish to do so. It will also make
|
|
|
|
|
picamera available for all users on the system. To install picamera using apt
|
|
|
|
|
simply::
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2019-12-02 05:59:41 +01:00
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camera = PiCamera()
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camera.resolution = (2592, 1944)
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camera.iso = 60
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camera.exposure_mode = 'off'
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camera.shutter_speed = 100
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camera.awb_mode = 'off'
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camera.awb_gains = (2,1)
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nb_frame=300
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duration_loading=120 #(sec)
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duration_flushing=20 #(sec)
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duration_aeration=30 #(sec)
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2019-12-02 06:02:50 +01:00
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Define simple sequence for I2C modules (Valves and pump)
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2019-12-02 05:59:41 +01:00
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===========================================================
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2019-12-02 06:02:04 +01:00
|
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If you are using the `Raspbian`_ distro, it is best to install picamera using
|
|
|
|
|
the system's package manager: apt. This will ensure that picamera is easy to
|
|
|
|
|
keep up to date, and easy to remove should you wish to do so. It will also make
|
|
|
|
|
picamera available for all users on the system. To install picamera using apt
|
|
|
|
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simply::
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2019-12-02 05:59:41 +01:00
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def pump(state, verbose=True):
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sleep(0.2)
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if state is 'forward':
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# Stop pumping
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bus.write_byte(0x30, 1)
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sleep(1)
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feedback=bus.read_byte(0x30)
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if feedback == 1:
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if verbose is True:
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print("Pumping : Forward")
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if state is 'backward':
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# Stop pumping
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bus.write_byte(0x30, 2)
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sleep(1)
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feedback=bus.read_byte(0x30)
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if feedback == 2:
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if verbose is True:
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print("Pumping : Backward")
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if state is 'stop':
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# Stop pumping
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bus.write_byte(0x30, 0)
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sleep(1)
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feedback=bus.read_byte(0x30)
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if feedback == 0:
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if verbose is True:
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print("Pumping : Stop")
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if state is 'slow':
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# Start pumping
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bus.write_byte(0x30, 3)
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sleep(1)
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feedback=bus.read_byte(0x30)
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if feedback == 3:
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if verbose is True:
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print("Pumping : Slow")
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if state is 'medium':
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# Start pumping
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bus.write_byte(0x30, 5)
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sleep(1)
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feedback=bus.read_byte(0x30)
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if feedback == 5:
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if verbose is True:
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print("Pumping : Medium")
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if state is 'fast':
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# Start pumping
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bus.write_byte(0x30, 9)
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sleep(1)
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feedback=bus.read_byte(0x30)
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if feedback == 9:
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if verbose is True:
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print("Pumping : Fast")
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