T89C51RB2 - (T89C51RB2/RC2) 8-bit Microcontroller with 16 Kbytes/ 32 Kbytes FLASH
T89C51RB2/RC2 is a high-performance FLASH version of the 80C51 8-bit microcontrollers.
It contains a 16K or 32K byte Flash memory block for program and data.
The Flash memory can be programmed either in parallel mode or in serial mode with the ISP capability or with software.
The programming voltage
T89C51RB2 Features
* 80C52 Compatible
* 8051 Pin and Instruction Compatible
* Four 8-bit I/O Ports
* Three 16-bit timer/counters
* 256 Bytes Scratch Pad RAM
* 10 Interrupt Sources with 4 Priority Levels
* Dual Data Pointer Variable Length MOVX for slow RAM/Periph