Handmade pretty stylish LED display digital speedometer tacho meters. Source or assembly code pic16f874 PIC16F877 can be done with the circuit and wiring diagrams directly from the preparation given the 33-hole leds pcb layout on a plaque made analog... Electronics Projects, PICmicro LED tachometer Circuit "led projects, microchip projects, microcontroller projects, " Date 2019/08/02