pub struct UvLightV2Bricklet { /* private fields */ }
Expand description

Measures UV-A, UV-B and UV index

Implementations

Creates an object with the unique device ID uid. This object can then be used after the IP Connection ip_connection is connected.

Returns the response expected flag for the function specified by the function ID parameter. It is true if the function is expected to send a response, false otherwise.

For getter functions this is enabled by default and cannot be disabled, because those functions will always send a response. For callback configuration functions it is enabled by default too, but can be disabled by set_response_expected. For setter functions it is disabled by default and can be enabled.

Enabling the response expected flag for a setter function allows to detect timeouts and other error conditions calls of this setter as well. The device will then send a response for this purpose. If this flag is disabled for a setter function then no response is send and errors are silently ignored, because they cannot be detected.

See set_response_expected for the list of function ID constants available for this function.

Changes the response expected flag of the function specified by the function ID parameter. This flag can only be changed for setter (default value: false) and callback configuration functions (default value: true). For getter functions it is always enabled.

Enabling the response expected flag for a setter function allows to detect timeouts and other error conditions calls of this setter as well. The device will then send a response for this purpose. If this flag is disabled for a setter function then no response is send and errors are silently ignored, because they cannot be detected.

Changes the response expected flag for all setter and callback configuration functions of this device at once.

This receiver is triggered periodically according to the configuration set by Set UVA Receiver Configuration.

The parameter is the same as Get UVA.

This receiver is triggered periodically according to the configuration set by Set UVB Receiver Configuration.

The parameter is the same as Get UVB.

This receiver is triggered periodically according to the configuration set by Set UVI Receiver Configuration.

The parameter is the same as Get UVI.

Returns the UVA intensity of the sensor, the intensity is given in 1/10 mW/m². The sensor has not weighted the intensity with the erythemal action spectrum to get the skin-affecting irradiation. Therefore, you cannot just divide the value by 250 to get the UVA index. To get the UV index use Get UVI.

If the sensor is saturated, then -1 is returned, see Set Configuration.

If you want to get the intensity periodically, it is recommended to use the get_uva_callback_receiver receiver and set the period with Set UVA Receiver Configuration.

If you want to get the value periodically, it is recommended to use the get_uva_callback_receiver receiver. You can set the receiver configuration with Set UVA Receiver Configuration.

The period in ms is the period with which the get_uva_callback_receiver receiver is triggered periodically. A value of 0 turns the receiver off.

If the value has to change-parameter is set to true, the receiver is only triggered after the value has changed. If the value didn’t change within the period, the receiver is triggered immediately on change.

If it is set to false, the receiver is continuously triggered with the period, independent of the value.

It is furthermore possible to constrain the receiver with thresholds.

The option-parameter together with min/max sets a threshold for the get_uva_callback_receiver receiver.

The following options are possible:

OptionDescription
‘x’Threshold is turned off
‘o’Threshold is triggered when the value is outside the min and max values
‘i’Threshold is triggered when the value is inside or equal to the min and max values
‘<’Threshold is triggered when the value is smaller than the min value (max is ignored)
‘>’Threshold is triggered when the value is greater than the min value (max is ignored)

If the option is set to ‘x’ (threshold turned off) the receiver is triggered with the fixed period.

The default value is (0, false, ‘x’, 0, 0).

Associated constants:

  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OFF
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OUTSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_INSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_SMALLER
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_GREATER

Returns the receiver configuration as set by Set UVA Receiver Configuration.

Associated constants:

  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OFF
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OUTSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_INSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_SMALLER
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_GREATER

Returns the UVB intensity of the sensor, the intensity is given in 1/10 mW/m². The sensor has not weighted the intensity with the erythemal action spectrum to get the skin-affecting irradiation. Therefore, you cannot just divide the value by 250 to get the UVB index. To get the UV index use Get UVI.

If the sensor is saturated, then -1 is returned, see Set Configuration.

If you want to get the intensity periodically, it is recommended to use the get_uvb_callback_receiver receiver and set the period with Set UVB Receiver Configuration.

If you want to get the value periodically, it is recommended to use the get_uvb_callback_receiver receiver. You can set the receiver configuration with Set UVB Receiver Configuration.

The period in ms is the period with which the get_uvb_callback_receiver receiver is triggered periodically. A value of 0 turns the receiver off.

If the value has to change-parameter is set to true, the receiver is only triggered after the value has changed. If the value didn’t change within the period, the receiver is triggered immediately on change.

If it is set to false, the receiver is continuously triggered with the period, independent of the value.

It is furthermore possible to constrain the receiver with thresholds.

The option-parameter together with min/max sets a threshold for the get_uvb_callback_receiver receiver.

The following options are possible:

OptionDescription
‘x’Threshold is turned off
‘o’Threshold is triggered when the value is outside the min and max values
‘i’Threshold is triggered when the value is inside or equal to the min and max values
‘<’Threshold is triggered when the value is smaller than the min value (max is ignored)
‘>’Threshold is triggered when the value is greater than the min value (max is ignored)

If the option is set to ‘x’ (threshold turned off) the receiver is triggered with the fixed period.

The default value is (0, false, ‘x’, 0, 0).

Associated constants:

  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OFF
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OUTSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_INSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_SMALLER
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_GREATER

Returns the receiver configuration as set by Set UVB Receiver Configuration.

Associated constants:

  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OFF
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OUTSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_INSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_SMALLER
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_GREATER

Returns the UV index of the sensor, the index is given in 1/10.

If the sensor is saturated, then -1 is returned, see Set Configuration.

If you want to get the intensity periodically, it is recommended to use the get_uvi_callback_receiver receiver and set the period with Set UVI Receiver Configuration.

If you want to get the value periodically, it is recommended to use the get_uvi_callback_receiver receiver. You can set the receiver configuration with Set UVI Receiver Configuration.

The period in ms is the period with which the get_uvi_callback_receiver receiver is triggered periodically. A value of 0 turns the receiver off.

If the value has to change-parameter is set to true, the receiver is only triggered after the value has changed. If the value didn’t change within the period, the receiver is triggered immediately on change.

If it is set to false, the receiver is continuously triggered with the period, independent of the value.

It is furthermore possible to constrain the receiver with thresholds.

The option-parameter together with min/max sets a threshold for the get_uvi_callback_receiver receiver.

The following options are possible:

OptionDescription
‘x’Threshold is turned off
‘o’Threshold is triggered when the value is outside the min and max values
‘i’Threshold is triggered when the value is inside or equal to the min and max values
‘<’Threshold is triggered when the value is smaller than the min value (max is ignored)
‘>’Threshold is triggered when the value is greater than the min value (max is ignored)

If the option is set to ‘x’ (threshold turned off) the receiver is triggered with the fixed period.

The default value is (0, false, ‘x’, 0, 0).

Associated constants:

  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OFF
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OUTSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_INSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_SMALLER
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_GREATER

Returns the receiver configuration as set by Set UVI Receiver Configuration.

Associated constants:

  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OFF
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_OUTSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_INSIDE
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_SMALLER
  • UV_LIGHT_V2BRICKLET_THRESHOLD_OPTION_GREATER

Sets the configuration of the sensor. The integration time can be configured between 50 and 800 ms. With a shorter integration time the sensor reading updates more often but contains more noise. With a longer integration the sensor reading contains less noise but updates less often.

With a longer integration time (especially 800 ms) and a higher UV intensity the sensor can be saturated. If this happens the UVA/UVB/UVI readings are all -1. In this case you need to choose a shorter integration time.

Default value: 400 ms.

Associated constants:

  • UV_LIGHT_V2BRICKLET_INTEGRATION_TIME_50MS
  • UV_LIGHT_V2BRICKLET_INTEGRATION_TIME_100MS
  • UV_LIGHT_V2BRICKLET_INTEGRATION_TIME_200MS
  • UV_LIGHT_V2BRICKLET_INTEGRATION_TIME_400MS
  • UV_LIGHT_V2BRICKLET_INTEGRATION_TIME_800MS

Returns the configuration as set by Set Configuration.

Associated constants:

  • UV_LIGHT_V2BRICKLET_INTEGRATION_TIME_50MS
  • UV_LIGHT_V2BRICKLET_INTEGRATION_TIME_100MS
  • UV_LIGHT_V2BRICKLET_INTEGRATION_TIME_200MS
  • UV_LIGHT_V2BRICKLET_INTEGRATION_TIME_400MS
  • UV_LIGHT_V2BRICKLET_INTEGRATION_TIME_800MS

Returns the error count for the communication between Brick and Bricklet.

The errors are divided into

  • ACK checksum errors,
  • message checksum errors,
  • framing errors and
  • overflow errors.

The errors counts are for errors that occur on the Bricklet side. All Bricks have a similar function that returns the errors on the Brick side.

Sets the bootloader mode and returns the status after the requested mode change was instigated.

You can change from bootloader mode to firmware mode and vice versa. A change from bootloader mode to firmware mode will only take place if the entry function, device identifier and CRC are present and correct.

This function is used by Brick Viewer during flashing. It should not be necessary to call it in a normal user program.

Associated constants:

  • UV_LIGHT_V2BRICKLET_BOOTLOADER_MODE_BOOTLOADER
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_MODE_FIRMWARE
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_MODE_BOOTLOADER_WAIT_FOR_REBOOT
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_MODE_FIRMWARE_WAIT_FOR_REBOOT
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_MODE_FIRMWARE_WAIT_FOR_ERASE_AND_REBOOT
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_STATUS_OK
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_STATUS_INVALID_MODE
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_STATUS_NO_CHANGE
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_STATUS_ENTRY_FUNCTION_NOT_PRESENT
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_STATUS_DEVICE_IDENTIFIER_INCORRECT
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_STATUS_CRC_MISMATCH

Returns the current bootloader mode, see Set Bootloader Mode.

Associated constants:

  • UV_LIGHT_V2BRICKLET_BOOTLOADER_MODE_BOOTLOADER
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_MODE_FIRMWARE
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_MODE_BOOTLOADER_WAIT_FOR_REBOOT
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_MODE_FIRMWARE_WAIT_FOR_REBOOT
  • UV_LIGHT_V2BRICKLET_BOOTLOADER_MODE_FIRMWARE_WAIT_FOR_ERASE_AND_REBOOT

Sets the firmware pointer for Write Firmware. The pointer has to be increased by chunks of size 64. The data is written to flash every 4 chunks (which equals to one page of size 256).

This function is used by Brick Viewer during flashing. It should not be necessary to call it in a normal user program.

Writes 64 Bytes of firmware at the position as written by Set Write Firmware Pointer before. The firmware is written to flash every 4 chunks.

You can only write firmware in bootloader mode.

This function is used by Brick Viewer during flashing. It should not be necessary to call it in a normal user program.

Sets the status LED configuration. By default the LED shows communication traffic between Brick and Bricklet, it flickers once for every 10 received data packets.

You can also turn the LED permanently on/off or show a heartbeat.

If the Bricklet is in bootloader mode, the LED is will show heartbeat by default.

Associated constants:

  • UV_LIGHT_V2BRICKLET_STATUS_LED_CONFIG_OFF
  • UV_LIGHT_V2BRICKLET_STATUS_LED_CONFIG_ON
  • UV_LIGHT_V2BRICKLET_STATUS_LED_CONFIG_SHOW_HEARTBEAT
  • UV_LIGHT_V2BRICKLET_STATUS_LED_CONFIG_SHOW_STATUS

Returns the configuration as set by Set Status LED Config

Associated constants:

  • UV_LIGHT_V2BRICKLET_STATUS_LED_CONFIG_OFF
  • UV_LIGHT_V2BRICKLET_STATUS_LED_CONFIG_ON
  • UV_LIGHT_V2BRICKLET_STATUS_LED_CONFIG_SHOW_HEARTBEAT
  • UV_LIGHT_V2BRICKLET_STATUS_LED_CONFIG_SHOW_STATUS

Returns the temperature in °C as measured inside the microcontroller. The value returned is not the ambient temperature!

The temperature is only proportional to the real temperature and it has bad accuracy. Practically it is only useful as an indicator for temperature changes.

Calling this function will reset the Bricklet. All configurations will be lost.

After a reset you have to create new device objects, calling functions on the existing ones will result in undefined behavior!

Writes a new UID into flash. If you want to set a new UID you have to decode the Base58 encoded UID string into an integer first.

We recommend that you use Brick Viewer to change the UID.

Returns the current UID as an integer. Encode as Base58 to get the usual string version.

Returns the UID, the UID where the Bricklet is connected to, the position, the hardware and firmware version as well as the device identifier.

The position can be ‘a’, ‘b’, ‘c’ or ‘d’.

The device identifier numbers can be found here. |device_identifier_constant|

Trait Implementations

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