P87LPC759 is a 14-pin packaged microcontroller that is suitable for high integration and low-cost applications. It offers high-speed and low-speed crystal and RC oscillation modes with programmable selection. It has a wide operating voltage range, programmable I/O port output mode selection, LED drive output, and internal watchdog timer. P87LPC759 adopts an accelerated 80C51 processor architecture, with instruction execution speed twice that of the standard 80C51 CPU.