Z8681 Overview
plete microputer, 24 I/O lines, and up to 64K bytes of addressable external space each for program and data memory. 143-byte register file, including 124 general-purpose registers, three I/O port registers, and 16 status and control registers. Vectored, priority interrupts for I/O, counter/timers, and UART.
Z8681 Key Features
- plete microputer, 24 I/O lines, and up to 64K bytes of addressable external space each for program and data memory
- 143-byte register file, including 124 general-purpose registers, three I/O port registers, and 16 status and control reg
- Vectored, priority interrupts for I/O, counter/timers, and UART
- On-chip oscillator that accepts crystal or external clock drive
- Full-duplex UART and two programmable 8-bit counter/timers, each with a 6-bit programmable prescaler
- Register Pointer so that short, fast instructions can access anyone of the nine working-register groups
- Low-power standby option that retains contents of general-purpose registers
- Single + 5 V power supply-all I/O pins TTL patible
- Available in 8 and 12 MHz versions