15 8X8 Led Matrix Circuit Diagram. Based on the following library: As you know, to drive an 8×8 led matrix consists of 16 pins and therefore, we need 16 gpio pins of a pic microcontroller to drive a single display.
Based on the orientation of the leds in the working 1.5. This instructable will show you how to make a 8×8 led matrix in witch you can control evry single led and create your own patterns as long as they only need 64 pixels to show them in one color. Led matrix modules are available in different modules and each module will have different pin configuration.
Before starting the circuit, you should be familiar about the pinout diagram of, 8*8 led matrix and 74595 shift register ic.
15 8X8 Led Matrix Circuit Diagram. Here's a matrix of the pin connections, based on the diagram above click the image to enlarge. The led matrix can be driven in two ways parallel or serial, in this test were going to use serial communication in order to save the interface. Before starting the circuit, you should be familiar about the pinout diagram of, 8*8 led matrix and 74595 shift register ic. 8×8 led matrix circuit diagram.