Search results for 'H.Tỷ phú vừa mới phát hiện vợ ng-oai-t-i-nh thì bỗng đột nhiên hẹo một cách bất thường review'

A 4x4 matrix keypad requiring eight Input/Output ports for interfacing isused as an example. Rows are connected to Peripheral Input/Output (PIO) pins configured as output. Columns are connected to PIO pins configured as input with interrupts. In this configuration, four pull-up resistors must be added in order to apply a high level on the corresponding input pins.

Note: The color of the PCB may vary. However the circuit/pinout of the PCB will remain same.

Order Code : RDL/4X4KP/13/001/V2.0