Z86C61 Datasheet, PDF (3/46 Pages) Zilog, Inc. – CMOS Z8 MICROCONTROLLER

Output Input
Port 3
UART
Counter/
Timers (2)
Interrupt
Control
Z86C61/62/96
Z8^® MICROCONTROLLER
Vcc GND XTAL /AS /DS R//W /RESET
ALU
Flags
Register
Pointer
Register File
256 x 8-Bit
Machine Timing and
Instruction Control
Program
Memory
16,384 x 8-Bit
Program
Counter
Port 6
Port 5
Port 4
I/O
(Bit Programmable)
Port 2
Port 0
Port 1
4
4
I/O
Address or I/O
(Bit Programmable) (Nibble Programmable)
8
Address/Data or I/O
(Byte Programmable)
Figure 2. Z86C62 Functional Block Diagram
3