Introduction - If you have any usage issues, please Google them yourself
/* Circuit diagram 89C51 T6963C-------- | 8 P1.0-1.7 |=========== D0-7 | P3.0 |----------/RD P3.1 |-----------/WR P3.2 |----------- C/D |-/CE | | |--- P3.3 |-----------/RESET | VCC---/HALT--------* /