略語大辞典 [C] 28 TSC three-state control (signal) (コンピュータの)三状態制御信号.three-state control (signal); when this input signal is driven to 1.6 times VDD, the MCU(micro controller unit) places all its output drivers in a high-impedance state; e.g. in MC68322 SIM(system integration module), by Motorola; 丸善「略語大辞典」JLogosID : 11854387