Barcode also outline some ofstandard, which is the NW-7 is a standard bar code reader by the hand scan prototype system. NW-77bit—14—3—01 NW 7-7-bit code standard, and is one of the four characters are three black bars and white... Electronics Projects, PIC16F84 Barcode Reader Circuit "microchip projects, microcontroller projects, pic assembly example, pic16f84 projects, " Date 2019/08/01