1 [ function]: in weighing state, press the key to greater than 5 seconds, entering the user setting mode. Press this key is les 1 [ function]: in weighing state, press the key to greater than 5 seconds, entering the user setting mode. Press this key is less than 5 seconds, enter the count state.2 [*]: in counting state, press this key to enter the sampling sample input state.3 ]: [ peeled in ...