As shown in the attached pictures: Figure 1 (1-1, 1-2) says that when the voltage at the non-inverting terminal of the operational amplifier increases and the voltage at the inverting terminal remains
Now I want to set the internal value of PLC externally, for example, to set the time of T0. What external device should I use? ? How to use it? ? ? In addition to the touch screen
There are about 100 nodes, which can be clustered. The amount of data is not large, just location information plus status information, similar to wireless sensor networks, but with voice functions. It
I'm going to Shenzhen to attend a meeting on August 24th, so I want to invite friends in Shenzhen to have a small gathering and find something delicious to eat. Let's start eating around 7pm on August
VIN is the charger input, BT2 is the backup battery, that is, when the power is off, the battery is used for power supply. However, due to the diode, the battery is always not fully charged in this ci