SM2958 - 8 - Bit Micro-controller
SM2958 Features
* Working voltage:4.5V through 5.5V General 8052 family compatible 12 clocks per machine cycle 32 KB internal flash memory 256 bytes data RAM Three16 bit timers/counters Four 8-bit I/O ports Full duplex serial channel Bit operation instruction Page free jumps 8-bit unsigned division 8-bit unsigned mul