"These widgets indicate a HAL_BIT" "LED:" "led-sample" 20 "These widgets control a HAL_BIT" "Button" "Button:" "button-sample" "Checkbutton:" "chbutton-sample" "These widgets indicate a HAL_FLOAT" "Bar:" "bar-sample" "Number:" "number-sample" "+004.4f" ('Helvetica',40) "These widgets control a HAL_FLOAT" "Scale:" HORIZONTAL "scale-sample" "Spinbox:" ('Helvetica',40)