51单片机数据手册

• Compatible with MCS-51™ Products • 4K Bytes of In-System Reprogrammable Fla – Endurance: 1,000 Write/Erase Cycles • Fully Static Operation: 0 Hz to 24 MHz • Three-Level Program Memory Lock • 128 x 8-Bit Internal RAM • 32 Programmable I/O Lines • Two 16-Bit Timer/Counters • Six Interrupt Sources •