Description
Z86C10/C20 microcomputer (Figures 1 and 2) introduces a new level of sophistication to single-chip architecture.
Features
- III Complete microcomputer, 2K (86COO), 4K (86Cl0), or 8K (86C20) bytes of ROM, 124 bytes of RAM, and 22110 lines. I!!I 144-byte register file, including 124 general-purpose registers, four I/O port registers, and 14 status and control registers. Jill Average instruction execution time of 1.5 us, maximum of 2.8 us. L!J Vectored, priority interrupts for I/O and counter/timers. III Two programmable 8-bit counter/timers, each with a 6-bit programmable prescaler. June 1987
I:J Register Pointer so t.
Z86C00-Zilog.pdf