[00:41:57] General Purpose Input/Output (GPIO) is an interface available on microprocessors and microcontrollers. These devices may have one or more GPIO connections. Each GPIO connection can be used for either reading digital signals (input), or for controlling other devices (output).
[02:47:38] PCIe is an acroynym for Peripheral Component Interconnect Express. It is a computer expansion card standard introduced by Intel in 2004.