8051全英文资料Philips Semiconductors Product specification CMOS single-chip 8-bit microcontrollers 80C31/80C51/87C51 DESCRIPTION PIN CONFIGURATIONS The Philips 80C31/80C51/87C51 is a high-performance microcontroller fabricated with Philips high-density CMOS P1.0 1 40 V technology. The CMOS 8XC51 is functionally compatible with the ……