AT89LP51RC2 Datasheet, ATMEL

* 8-bit Microcontroller Compatible with 8051 Products
* Enhanced 8051 Architecture
  – Single Clock Cycle per Byte Fetch
  – 12 Clock .

Table 1-1. Atmel AT89LP51RB2/RC2/IC2 Pin Description Pin Number VQFP VQFN PLCC (1) PDIP Symbol Type Description I/O P1.5: User-configurable I/O Port 1 bit 5. I/O MISO: SPI master-in/slave-out. When configured as master, this pin is an input. .