Edit Config

Parameter	Value	Information
TakeImage
LogImageLocation		Location to store raw images for logging
LogfileRetentionInDays		Time to keep the raw image (in days, resp. "0" = forever)
WaitBeforeTakingPicture		Wait time between illumination switch on and take the picture (in seconds)
ImageQuality		Quality index for picture (default = "12" - "0" high ... "63" low) Remark: values smaller than 12 can result in a reboot, as the bigger sized JPEG might not fit in the available RAM!
ImageSize		Picture size camera (default = "VGA")
LEDIntensity		Internal LED Flash Intensity (PWM from 0% - 100%). Remark: as the camera autoillumination settings are used, this is rather for energy saving, than reducing reflections.
Brightness		Image Brightness (-2 .. 2 - default = "0")
Contrast		Image Contrast (-2 .. 2 - default = "0") Remark: camera driver is not fully supporting this setting yet (no impact on image)
Saturation		Image Saturation (-2 .. 2 - default = "0") Remark: camera driver is not fully supporting this setting yet (no impact on image)
FixedExposure		Fixes the illumination setting of camera at the startup and uses this later --> individual round is faster
Alignment
SearchFieldX		x size (width) in which the reference is searched (default = "20")
SearchFieldY		y size (height) in which the reference is searched (default = "20")
AlignmentAlgo		"Default" = use only R-Channel, "HighAccuracy" = use all Channels (RGB, 3x slower), "Fast" (First time RGB, then only check if image is shifted)
Digits
Model		Path to CNN model file for image recognition. Check the documentation for details.
CNNGoodThreshold		EXPERIMENTAL - NOT WORKING FOR ALL CNNs! - Threshold above which the classification should be to accept the value (only for digits meaningfull)
LogImageLocation		Location to store separated digits for logging
LogfileRetentionInDays		Time to keep the separated digit images (in days, resp. "0" = forever)
Analog
Model		Path to CNN model file for image recognition. Check the documentation for details.
LogImageLocation		Location to store separated digits for logging
LogfileRetentionInDays		Time to keep the separated digit images (in days, resp. "0" = forever)
PostProcessing
PreValueUse		Enable to use the previous read value for consistency checks - also on reboots
PreValueAgeStartup		Time (in minutes), how long a previous read value is valid after reboot (default = 720 min)
AllowNegativeRates		Set on "false" to ensure, that only positive changes are accepted (typically for counter)
ErrorMessage		Do not show error message in return value - in error case, the last valid number will be send out
CheckDigitIncreaseConsistency		Enable additional consistency check - especially zero crossing check between digits
Postprocessing Individual Parameters:
DecimalShift		Shift the digit separator within the digital digits (positiv and negativ)
MaxRateValue		Maximum change of a reading - if threated as absolute or relative change see next parameter.
MaxRateType		Defines if the change rate compared to the previous value is calculated as absolute change (AbsoluteChange) or as rate normalized to the intervall (RateChange = change/minute).
ExtendedResolution		Enable to use the after point resolution for the last analog counter
IgnoreLeadingNaN		Leading "N"'s will be deleted before further processing
MQTT
Uri		URI to the MQTT broker including port e.g.: mqtt://IP-Address:Port
MainTopic		MQTT main topic, under which the counters are published. The single value will be published with the following key: MAINTOPIC/VALUE_NAME/PARAMETER where VALUE_NAME is the name of the value (a meter might have more than one value) as defined during analog and digital ROI configuration (defaults to "main") and PARAMETERS are: value, rate, timestamp, error The general connection status can be found in MAINTOPIC/CONNECTION
ClientID		ClientID to connect to the MQTT broker
user		User for MQTT authentication
password		Password for MQTT authentication
Enable MQTT Retain Flag		Enable or disable the retain flag for all MQTT entries
InfluxDB
Uri		URI of the HTTP interface to InfluxDB, without traililing slash, e.g. http://IP-Address:Port
Database		Database name in which to publish the read value.
Measurement		Measurement name to use to publish the read value.
user		User for InfluxDB authentication
password		Password for InfluxDB authentication
AutoTimer
AutoStart		Start the image recognition immediatly after power up. false is basically for debugging.
Intervall		Intervall in which the counter is read (in minutes). Number must be greater than 3 minutes.
GPIO Settings - Enabling GPIO handler, disable by default integrated flash light. Please enable it with GPIO4 (internal flash LED) settings or GPIO12 (external LED).
GPIO 0 state		GPIO 0 Usable with restrictions. Must be disabled when camera is used. Pin is used to activate flash mode and must therefore be HIGH when booting.
GPIO 0 use interrupt		GPIO 0 enable interrupt trigger
GPIO 0 PWM duty resolution		GPIO 0 LEDC PWM duty resolution in bit
GPIO 0 enable MQTT		GPIO 0 enable MQTT publishing/subscribing
GPIO 0 enable HTTP		GPIO 0 enable HTTP write/read
GPIO 0 name		GPIO 0 MQTT topic name (empty = GPIO0). Allowed characters (a-z, A-Z, 0-9, _, -)
GPIO 1 state		GPIO 1 Used by default for serial communication as TX pin. Required for seriales monitor.
GPIO 1 use interrupt		GPIO 1 enable interrupt trigger
GPIO 1 PWM duty resolution		GPIO 1 LEDC PWM duty resolution in bit
GPIO 1 enable MQTT		GPIO 1 enable MQTT publishing/subscribing
GPIO 1 enable HTTP		GPIO 1 enable HTTP write/read
GPIO 1 name		GPIO 1 MQTT topic name (empty = GPIO1). Allowed characters (a-z, A-Z, 0-9, _, -)
GPIO 3 state		GPIO 3 Used by default for serial communication as RX pin.
GPIO 3 use interrupt		GPIO 3 Used by default for serial communication as RX pin.
GPIO 3 PWM duty resolution		GPIO 3 LEDC PWM duty resolution in bit
GPIO 3 enable MQTT		GPIO 3 enable MQTT publishing/subscribing
GPIO 3 enable HTTP		GPIO 3 enable HTTP write/read
GPIO 3 name		GPIO 3 MQTT topic name (empty = GPIO3). Allowed characters (a-z, A-Z, 0-9, _, -)
GPIO 4 state		GPIO 4 Usable with restrictions. Pin is used for build-in flash light.
GPIO 4 use interrupt		GPIO 4 enable interrupt trigger
GPIO 4 PWM duty resolution		GPIO 4 LEDC PWM duty resolution in bit
GPIO 4 enable MQTT		GPIO 4 enable MQTT publishing/subscribing
GPIO 4 enable HTTP		GPIO 4 enable HTTP write/read
GPIO 4 name		GPIO 4 MQTT topic name (empty = GPIO4). Allowed characters (a-z, A-Z, 0-9, _, -)
GPIO 12 state		GPIO 12 is usable without restrictions
GPIO 12 use interrupt		GPIO 12 enable interrupt trigger
GPIO 12 PWM duty resolution		GPIO 12 LEDC PWM duty resolution in bit
GPIO 12 enable MQTT		GPIO 12 enable MQTT publishing/subscribing
GPIO 12 enable HTTP		GPIO 12 enable HTTP write/read
GPIO 12 name		GPIO 12 MQTT topic name (empty = GPIO12). Allowed characters (a-z, A-Z, 0-9, _, -)
LED-Type		Type of WS2812x, that is connected to GPIO12
Numbers of LEDs		Number of LEDs on the external LED-stripe
LED Color	R G B	Color of LEDs in (R)ed, (G)reen (B)lue from 0...255
GPIO 13 state		GPIO 13 is usable without restrictions
GPIO 13 use interrupt		GPIO 13 enable interrupt trigger
GPIO 13 PWM duty resolution		GPIO 13 LEDC PWM duty resolution in bit
GPIO 13 enable MQTT		GPIO 13 enable MQTT publishing/subscribing
GPIO 13 enable HTTP		GPIO 13 enable HTTP write/read
GPIO 13 name		GPIO 13 MQTT topic name (empty = GPIO13). Allowed characters (a-z, A-Z, 0-9, _, -)
Debug
Logfile		Turn on/off the extended logging
LogfileRetentionInDays		Time to keep the log files (in days - "0" = forever)
System
TimeZone		Time zone in POSIX syntax (Europe/Berlin = "CET-1CEST,M3.5.0,M10.5.0/3" - incl. daylight saving)
TimeServer		Time server to synchronize system time (default: "pool.ntp.org" - used if nothing is specified)
Hostname		Hostname for server - will be transfered to wlan.ini at next startup)

WaitBeforeTakingPicture

Wait time between illumination switch on and take the picture (in seconds)

ImageQuality

Quality index for picture (default = "12" - "0" high ... "63" low)
Remark: values smaller than 12 can result in a reboot, as the bigger sized JPEG might not fit in the available RAM!

ImageSize

Picture size camera (default = "VGA")

LEDIntensity

Internal LED Flash Intensity (PWM from 0% - 100%).
Remark: as the camera autoillumination settings are used, this is rather for energy saving, than reducing reflections.

Brightness

Image Brightness (-2 .. 2 - default = "0")

Contrast

Image Contrast (-2 .. 2 - default = "0")
Remark: camera driver is not fully supporting this setting yet (no impact on image)

Saturation

Image Saturation (-2 .. 2 - default = "0")
Remark: camera driver is not fully supporting this setting yet (no impact on image)

FixedExposure

Fixes the illumination setting of camera at the startup and uses this later --> individual round is faster

Alignment

SearchFieldX

x size (width) in which the reference is searched (default = "20")

SearchFieldY

y size (height) in which the reference is searched (default = "20")

AlignmentAlgo

"Default" = use only R-Channel, "HighAccuracy" = use all Channels (RGB, 3x slower),
"Fast" (First time RGB, then only check if image is shifted)

CNNGoodThreshold

EXPERIMENTAL - NOT WORKING FOR ALL CNNs! - Threshold above which the classification should be to accept the value (only for digits meaningfull)

PreValueAgeStartup

Time (in minutes), how long a previous read value is valid after reboot (default = 720 min)

ErrorMessage

Do not show error message in return value - in error case, the last valid number will be send out

CheckDigitIncreaseConsistency

Enable additional consistency check - especially zero crossing check between digits

AutoStart

Start the image recognition immediatly after power up. false is basically for debugging.

GPIO 0 state

GPIO 0 Usable with restrictions.
Must be disabled when camera is used.
Pin is used to activate flash mode and must therefore be HIGH when booting.

GPIO 0 use interrupt

GPIO 0 enable interrupt trigger

GPIO 0 PWM duty resolution

GPIO 0 LEDC PWM duty resolution in bit

GPIO 0 enable MQTT

GPIO 0 enable MQTT publishing/subscribing

GPIO 0 enable HTTP

GPIO 0 enable HTTP write/read

GPIO 0 name

GPIO 0 MQTT topic name (empty = GPIO0). Allowed characters (a-z, A-Z, 0-9, _, -)

GPIO 1 state

GPIO 1
Used by default for serial communication as TX pin.
Required for seriales monitor.

GPIO 1 use interrupt

GPIO 1 enable interrupt trigger

GPIO 1 PWM duty resolution

GPIO 1 LEDC PWM duty resolution in bit

GPIO 1 enable MQTT

GPIO 1 enable MQTT publishing/subscribing

GPIO 1 enable HTTP

GPIO 1 enable HTTP write/read

GPIO 1 name

GPIO 1 MQTT topic name (empty = GPIO1). Allowed characters (a-z, A-Z, 0-9, _, -)

GPIO 3 state

GPIO 3 Used by default for serial communication as RX pin.

GPIO 3 use interrupt

GPIO 3 Used by default for serial communication as RX pin.

GPIO 3 PWM duty resolution

GPIO 3 LEDC PWM duty resolution in bit

GPIO 3 enable MQTT

GPIO 3 enable MQTT publishing/subscribing

GPIO 3 enable HTTP

GPIO 3 enable HTTP write/read

GPIO 3 name

GPIO 3 MQTT topic name (empty = GPIO3). Allowed characters (a-z, A-Z, 0-9, _, -)

GPIO 4 use interrupt

GPIO 4 enable interrupt trigger

GPIO 4 PWM duty resolution

GPIO 4 LEDC PWM duty resolution in bit

GPIO 4 enable MQTT

GPIO 4 enable MQTT publishing/subscribing

GPIO 4 enable HTTP

GPIO 4 enable HTTP write/read

GPIO 4 name

GPIO 4 MQTT topic name (empty = GPIO4). Allowed characters (a-z, A-Z, 0-9, _, -)

GPIO 12 use interrupt

GPIO 12 enable interrupt trigger

GPIO 12 PWM duty resolution

GPIO 12 LEDC PWM duty resolution in bit

GPIO 12 enable MQTT

GPIO 12 enable MQTT publishing/subscribing

GPIO 12 enable HTTP

GPIO 12 enable HTTP write/read

GPIO 12 name

GPIO 12 MQTT topic name (empty = GPIO12). Allowed characters (a-z, A-Z, 0-9, _, -)

GPIO 13 state

GPIO 13 is usable without restrictions

GPIO 13 use interrupt

GPIO 13 enable interrupt trigger

GPIO 13 PWM duty resolution

GPIO 13 LEDC PWM duty resolution in bit

GPIO 13 enable MQTT

GPIO 13 enable MQTT publishing/subscribing

GPIO 13 enable HTTP

GPIO 13 enable HTTP write/read

GPIO 13 name

GPIO 13 MQTT topic name (empty = GPIO13). Allowed characters (a-z, A-Z, 0-9, _, -)

TimeServer

Time server to synchronize system time (default: "pool.ntp.org" - used if nothing is specified)

Hostname

Hostname for server - will be transfered to wlan.ini at next startup)

Configuration

TakeImage

Alignment

Digits

Analog

PostProcessing

MQTT

InfluxDB

AutoTimer

GPIO Settings - Enabling GPIO handler, disable by default integrated flash light. Please enable it with GPIO4 (internal flash LED) settings or GPIO12 (external LED).

Debug

System