An infrared sensor is an electronic instrument that senses certain characteristics of the surrounding environment. It does this by emitting or detecting infrared radiation. The infrared sensor is also capable of measuring the amount of hea…

North bridge chip and South bridge chip on the computer motherboard is shown in Fig.1. Fig.1 1. North bridge chip The north bridge chip (North Bridge Chipset, NB) is close to the CPU socket in the main board, uses the BGA package, manages …