figure shift
Computing term for a control code or mode that switches a character set to digits and symbols, used in older character encoding systems like Baudot code.
テレタイプ端末では、数字シフトコードを送ると数字や記号が入力できる。
On a teletype terminal, sending the figure shift code allows input of digits and symbols.
Compound of 数字 (digit, numeral) and シフト (shift), a direct translation of the English computing term 'figure shift'.