ST90135 PDF File ( Datasheet )

ST90158 - ST90135 8, 16-BIT MCU FAMILY WITH UP TO 64K ROM, OTP, EPROM AND UP TO 2K RAM Register File based 8, 16 bit Core Architecture with RUN, WFI, SLOW and HALT modes s Internal Memory: EPROM, OTP, ROM 24, 32, 48, 64K bytes ROMless version available RAM 768, 1K, 1.5K, 2K bytes s Maximum External Memory: 64K bytes s 224 general purpose registers available as RAM, accumulators or index pointers (register file) s 67 fully programmable I, O bits s Fully Programmable PLL Clock Generator, with F