When configured to Source I and Measure V (as shown in Figure 1-29), the SMU will function as a high impedance current source with voltage measure (and voltage limit) capability.

• SMU在一台仪器中提供四种功能：电压测量、电流测量、电压源和电流源。一般地说，这种仪器能够同时输出电压、测量电流以或者同时输出电流、测量电压。