{"id":6774,"date":"2021-08-31T23:28:57","date_gmt":"2021-08-31T16:28:57","guid":{"rendered":"https:\/\/www.phidgets.com\/education\/?page_id=6774"},"modified":"2022-04-29T23:09:32","modified_gmt":"2022-04-29T16:09:32","slug":"standalone","status":"publish","type":"page","link":"https:\/\/www.phidgets.com\/education\/learn\/projects\/scale-kit\/standalone\/","title":{"rendered":"Standalone Scale Kit"},"content":{"rendered":"

[et_pb_section bb_built=”1″ specialty=”off” next_background_color=”#000000″ _builder_version=”4.4.1″ custom_padding=”||0px|” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_row _builder_version=”4.4.1″ use_custom_gutter=”on” gutter_width=”3″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column type=”1_2″ custom_padding__hover=”|||” custom_padding=”|||”][et_pb_code admin_label=”Standalone Scale Kit” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n

Projects<\/a> <\/div>\n

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Standalone Scale Kit<\/h1>\n

[\/et_pb_code][et_pb_code admin_label=”Description” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]Use a Raspberry Pi and Graphic LCD Phidget to make your Scale Kit fully standalone!<\/pee>[\/et_pb_code][et_pb_code admin_label=”ph-button-cta: Start” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″] <\/p>\n

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Start<\/a>[\/et_pb_code][\/et_pb_column][et_pb_column type=”1_2″ custom_padding__hover=”|||” custom_padding=”|||”][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/08\/scale_pi.jpg” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section bb_built=”1″ specialty=”on” _builder_version=”4.4.1″ use_custom_gutter=”on” gutter_width=”3″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ prev_background_color=”#000000″][et_pb_column type=”1_4″][et_pb_code admin_label=”ph-vertical-nav” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ saved_tabs=”all”]<\/p>\n

Parts<\/a> Setup<\/a> Transfer Code<\/a> Write Code<\/a> Start Automatically<\/a> Practice<\/a> Troubleshoot<\/a><\/div>\n

[\/et_pb_code][\/et_pb_column][et_pb_column type=”3_4″ specialty_columns=”3″][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”parts”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Parts” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”setup”]<\/p>\n

Parts<\/h2>\n

Before getting started, make sure you have the following parts.<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ custom_padding=”||0px|”][et_pb_column_inner type=”1_3″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Part: Pi” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ saved_tabs=”all”]<\/p>\n

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Any Raspberry Pi<\/h3>\n

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[\/et_pb_code][\/et_pb_column_inner][et_pb_column_inner type=”1_3″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Part: scale kit” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ saved_tabs=”all”]<\/p>\n

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Kits\/<\/a> Kit4015<\/a> <\/div>\n

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Phidget Scale Kit<\/h3>\n

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[\/et_pb_code][\/et_pb_column_inner][et_pb_column_inner type=”1_3″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Part: lcd” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ saved_tabs=”all”]<\/p>\n

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Sensors \/<\/a> LCD1100<\/a> <\/div>\n

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Graphic LCD Phidget<\/h3>\n

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[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_text admin_label=”Space” _builder_version=”4.6.6″ text_text_shadow_horizontal_length=”text_text_shadow_style,%91object Object%93″ text_text_shadow_horizontal_length_tablet=”0px” text_text_shadow_vertical_length=”text_text_shadow_style,%91object Object%93″ text_text_shadow_vertical_length_tablet=”0px” text_text_shadow_blur_strength=”text_text_shadow_style,%91object Object%93″ text_text_shadow_blur_strength_tablet=”1px” link_text_shadow_horizontal_length=”link_text_shadow_style,%91object Object%93″ link_text_shadow_horizontal_length_tablet=”0px” link_text_shadow_vertical_length=”link_text_shadow_style,%91object Object%93″ link_text_shadow_vertical_length_tablet=”0px” link_text_shadow_blur_strength=”link_text_shadow_style,%91object Object%93″ link_text_shadow_blur_strength_tablet=”1px” ul_text_shadow_horizontal_length=”ul_text_shadow_style,%91object Object%93″ ul_text_shadow_horizontal_length_tablet=”0px” ul_text_shadow_vertical_length=”ul_text_shadow_style,%91object Object%93″ ul_text_shadow_vertical_length_tablet=”0px” ul_text_shadow_blur_strength=”ul_text_shadow_style,%91object Object%93″ ul_text_shadow_blur_strength_tablet=”1px” ol_text_shadow_horizontal_length=”ol_text_shadow_style,%91object Object%93″ ol_text_shadow_horizontal_length_tablet=”0px” ol_text_shadow_vertical_length=”ol_text_shadow_style,%91object Object%93″ ol_text_shadow_vertical_length_tablet=”0px” ol_text_shadow_blur_strength=”ol_text_shadow_style,%91object Object%93″ ol_text_shadow_blur_strength_tablet=”1px” quote_text_shadow_horizontal_length=”quote_text_shadow_style,%91object Object%93″ quote_text_shadow_horizontal_length_tablet=”0px” quote_text_shadow_vertical_length=”quote_text_shadow_style,%91object Object%93″ quote_text_shadow_vertical_length_tablet=”0px” quote_text_shadow_blur_strength=”quote_text_shadow_style,%91object Object%93″ quote_text_shadow_blur_strength_tablet=”1px” header_text_shadow_horizontal_length=”header_text_shadow_style,%91object Object%93″ header_text_shadow_horizontal_length_tablet=”0px” header_text_shadow_vertical_length=”header_text_shadow_style,%91object Object%93″ header_text_shadow_vertical_length_tablet=”0px” header_text_shadow_blur_strength=”header_text_shadow_style,%91object Object%93″ header_text_shadow_blur_strength_tablet=”1px” header_2_text_shadow_horizontal_length=”header_2_text_shadow_style,%91object Object%93″ header_2_text_shadow_horizontal_length_tablet=”0px” header_2_text_shadow_vertical_length=”header_2_text_shadow_style,%91object Object%93″ header_2_text_shadow_vertical_length_tablet=”0px” header_2_text_shadow_blur_strength=”header_2_text_shadow_style,%91object Object%93″ header_2_text_shadow_blur_strength_tablet=”1px” header_3_text_shadow_horizontal_length=”header_3_text_shadow_style,%91object Object%93″ header_3_text_shadow_horizontal_length_tablet=”0px” header_3_text_shadow_vertical_length=”header_3_text_shadow_style,%91object Object%93″ header_3_text_shadow_vertical_length_tablet=”0px” header_3_text_shadow_blur_strength=”header_3_text_shadow_style,%91object Object%93″ header_3_text_shadow_blur_strength_tablet=”1px” header_4_text_shadow_horizontal_length=”header_4_text_shadow_style,%91object Object%93″ header_4_text_shadow_horizontal_length_tablet=”0px” header_4_text_shadow_vertical_length=”header_4_text_shadow_style,%91object Object%93″ header_4_text_shadow_vertical_length_tablet=”0px” header_4_text_shadow_blur_strength=”header_4_text_shadow_style,%91object Object%93″ header_4_text_shadow_blur_strength_tablet=”1px” header_5_text_shadow_horizontal_length=”header_5_text_shadow_style,%91object Object%93″ header_5_text_shadow_horizontal_length_tablet=”0px” header_5_text_shadow_vertical_length=”header_5_text_shadow_style,%91object Object%93″ header_5_text_shadow_vertical_length_tablet=”0px” header_5_text_shadow_blur_strength=”header_5_text_shadow_style,%91object Object%93″ header_5_text_shadow_blur_strength_tablet=”1px” header_6_text_shadow_horizontal_length=”header_6_text_shadow_style,%91object Object%93″ header_6_text_shadow_horizontal_length_tablet=”0px” header_6_text_shadow_vertical_length=”header_6_text_shadow_style,%91object Object%93″ header_6_text_shadow_vertical_length_tablet=”0px” header_6_text_shadow_blur_strength=”header_6_text_shadow_style,%91object Object%93″ header_6_text_shadow_blur_strength_tablet=”1px” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”setup”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Setup” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”setup”]<\/p>\n

Setup<\/h2>\n

[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row”][et_pb_column_inner type=”1_2″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Step 1″ _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n

Step 1<\/h3>\n

Simply connect your Scale Kit to your Raspberry Pi and your GraphicLCD Phidget to your VINT Hub.<\/pee>If you haven’t set up your Raspberry Pi with Phidgets yet, visit the Getting Started Kit tutorial<\/a>.<\/i><\/pee>[\/et_pb_code][\/et_pb_column_inner][et_pb_column_inner type=”1_2″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/08\/scale_lcd_setup.jpg” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ show_in_lightbox=”on” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”transfer-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Transfer Code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n

Transfer Code<\/h2>\n

Transfer the code from your Scale Kit Project<\/a> to your Raspberry Pi.<\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pi_scale_standalone_desktop.jpg” align=”center” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][et_pb_code admin_label=”Transfer Code” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]Next, modify your program so the Graphic LCD Phidget is used to display the current weight readings.<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”write-code”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Write code Python” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ saved_tabs=”all”]<\/p>\n

Write Code (Python)<\/h2>\n

Below is an example program for Python that displays the current weight value in grams, as well as a bitmap of a scale.<\/pee>If you are not familiar with the Graphic LCD, view the Device Tutorial<\/a> for more information.<\/i><\/pee>[\/et_pb_code][et_pb_code admin_label=”Code Sample” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n

  #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.LCD import *#Required for sleep statementimport time#define bitmapweight = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]#Createscale = VoltageRatioInput()lcd = LCD()#openscale.openWaitForAttachment(1000)lcd.openWaitForAttachment(1000)#Use offset value previously measuredoffsetValue = INSERT OFFSET HERE#Use your Phidgets#Configure LCDlcd.setBacklight(0.25)lcd.writeBitmap(64, 0, 64, 64, weight)while(True):    #calculate weight in kg    weight = 4700 * (scale.getVoltageRatio() - offsetValue)    #Display weight, only show 3 decimal places    weightString = \"%.3f kg \" % weight    print(weightString)    lcd.writeText(LCDFont.FONT_6x10, 0, 22, \"Weight: \")    lcd.writeText(LCDFont.FONT_6x10, 0, 32, weightString)    lcd.flush()    time.sleep(0.2)  <\/code><\/pre>\n
[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/scale_lcd_output3.jpg” show_in_lightbox=”on” align=”center” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ max_width=”80%” \/][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”start-automatically”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Start Program Automatically” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n
Start Program Automatically<\/h2>\n
Now that your scale is logging weight and displaying it on the LCD, you can use cron and schedule your program to run automatically when the Raspberry Pi boots.<\/pee>For more information on cron and running on boot, visit the Start Automatically project<\/a>.<\/i><\/pee>[\/et_pb_code][et_pb_image _builder_version=”4.6.6″ src=”https:\/\/www.phidgets.com\/education\/wp-content\/uploads\/2021\/09\/pi_scale_standalone_cron.jpg” align=”center” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ \/][et_pb_code admin_label=”Start Program Automatically” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]After saving your crontab file, you can unplug your Raspberry Pi from any monitors\/keyboards, and it will keep your scale running with no input!<\/pee>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”practice”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”Practice” _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]<\/p>\n
Practice<\/h2>\n
<\/p>\n
    <\/p>\n
  1. Try adding functionality to your scale using the Getting Started Kit. For example, use the Red Button to zero your scale.<\/li>\n
    <\/ol>\n
    [\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=”4.6.6″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″ module_id=”troubleshoot”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_toggle admin_label=”Troubleshoot” _builder_version=”4.6.6″ title=”Troubleshoot” text_shadow_horizontal_length=”text_shadow_style,%91object Object%93″ text_shadow_horizontal_length_tablet=”0px” text_shadow_vertical_length=”text_shadow_style,%91object Object%93″ text_shadow_vertical_length_tablet=”0px” text_shadow_blur_strength=”text_shadow_style,%91object Object%93″ text_shadow_blur_strength_tablet=”1px” title_text_shadow_horizontal_length=”title_text_shadow_style,%91object Object%93″ title_text_shadow_horizontal_length_tablet=”0px” title_text_shadow_vertical_length=”title_text_shadow_style,%91object Object%93″ title_text_shadow_vertical_length_tablet=”0px” title_text_shadow_blur_strength=”title_text_shadow_style,%91object Object%93″ title_text_shadow_blur_strength_tablet=”1px” closed_title_text_shadow_horizontal_length=”closed_title_text_shadow_style,%91object Object%93″ closed_title_text_shadow_horizontal_length_tablet=”0px” closed_title_text_shadow_vertical_length=”closed_title_text_shadow_style,%91object Object%93″ closed_title_text_shadow_vertical_length_tablet=”0px” closed_title_text_shadow_blur_strength=”closed_title_text_shadow_style,%91object Object%93″ closed_title_text_shadow_blur_strength_tablet=”1px” body_text_shadow_horizontal_length=”body_text_shadow_style,%91object Object%93″ body_text_shadow_horizontal_length_tablet=”0px” body_text_shadow_vertical_length=”body_text_shadow_style,%91object Object%93″ body_text_shadow_vertical_length_tablet=”0px” body_text_shadow_blur_strength=”body_text_shadow_style,%91object Object%93″ body_text_shadow_blur_strength_tablet=”1px” body_link_text_shadow_horizontal_length=”body_link_text_shadow_style,%91object Object%93″ body_link_text_shadow_horizontal_length_tablet=”0px” body_link_text_shadow_vertical_length=”body_link_text_shadow_style,%91object Object%93″ body_link_text_shadow_vertical_length_tablet=”0px” body_link_text_shadow_blur_strength=”body_link_text_shadow_style,%91object Object%93″ body_link_text_shadow_blur_strength_tablet=”1px” body_ul_text_shadow_horizontal_length=”body_ul_text_shadow_style,%91object Object%93″ body_ul_text_shadow_horizontal_length_tablet=”0px” body_ul_text_shadow_vertical_length=”body_ul_text_shadow_style,%91object Object%93″ body_ul_text_shadow_vertical_length_tablet=”0px” body_ul_text_shadow_blur_strength=”body_ul_text_shadow_style,%91object Object%93″ body_ul_text_shadow_blur_strength_tablet=”1px” body_ol_text_shadow_horizontal_length=”body_ol_text_shadow_style,%91object Object%93″ body_ol_text_shadow_horizontal_length_tablet=”0px” body_ol_text_shadow_vertical_length=”body_ol_text_shadow_style,%91object Object%93″ body_ol_text_shadow_vertical_length_tablet=”0px” body_ol_text_shadow_blur_strength=”body_ol_text_shadow_style,%91object Object%93″ body_ol_text_shadow_blur_strength_tablet=”1px” body_quote_text_shadow_horizontal_length=”body_quote_text_shadow_style,%91object Object%93″ body_quote_text_shadow_horizontal_length_tablet=”0px” body_quote_text_shadow_vertical_length=”body_quote_text_shadow_style,%91object Object%93″ body_quote_text_shadow_vertical_length_tablet=”0px” body_quote_text_shadow_blur_strength=”body_quote_text_shadow_style,%91object Object%93″ body_quote_text_shadow_blur_strength_tablet=”1px” box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″]<\/p>\n
      \n
    1. Make sure everything is plugged in properly to your computer<\/li>\n
    2. Stop running other programs that are using your Phidgets before running a program.<\/li>\n<\/ol>\n
      If these do not solve your issue visit the Advanced Troubleshooting Page<\/a>.<\/p>\n
      [\/et_pb_toggle][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner admin_label=”Row”][et_pb_column_inner type=”4_4″ saved_specialty_column_type=”3_4″ custom_padding__hover=”|||” custom_padding=”|||” saved_specialty_column_type=”3_4″][et_pb_code admin_label=”ph-button-cta: Back to Projects” _builder_version=”4.4.1″ box_shadow_horizontal_tablet=”0px” box_shadow_vertical_tablet=”0px” box_shadow_blur_tablet=”40px” box_shadow_spread_tablet=”0px” vertical_offset_tablet=”0″ horizontal_offset_tablet=”0″ z_index_tablet=”0″]  <\/p>\n
      <\/div>\n
        Back to Projects<\/a>[\/et_pb_code][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"
      #Add Phidgets Libraryfrom Phidget22.Phidget import *from Phidget22.Devices.VoltageRatioInput import *from Phidget22.Devices.LCD import *#Required for sleep statementimport time#define bitmapweight = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, […]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":6573,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"\r\n
      This is an example page. It's different from a blog post because it will stay in one place and will show up in your site navigation (in most themes). Most people start with an About page that introduces them to potential site visitors. It might say something like this:<\/p>\r\n\r\n
      \r\n
      Hi there! I'm a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like pi\u00f1a coladas. (And gettin' caught in the rain.)<\/p>\r\n<\/blockquote>\r\n\r\n
      ...or something like this:<\/p>\r\n\r\n
      \r\n
      The XYZ Doohickey Company was founded in 1971, and has been providing quality doohickeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.<\/p>\r\n<\/blockquote>\r\n\r\n
      As a new WordPress user, you should go to your dashboard<\/a> to delete this page and create new pages for your content. Have fun!<\/p>\r\n","_et_gb_content_width":"","footnotes":""},"class_list":["post-6774","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6774","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/comments?post=6774"}],"version-history":[{"count":16,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6774\/revisions"}],"predecessor-version":[{"id":8002,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6774\/revisions\/8002"}],"up":[{"embeddable":true,"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/pages\/6573"}],"wp:attachment":[{"href":"https:\/\/www.phidgets.com\/education\/wp-json\/wp\/v2\/media?parent=6774"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}