Z86L81 Datasheet, PDF (12/88 Pages) Maxim Integrated Products – 28-Pin Low-Voltage Infrared Microcontrollers

Z86L81/86/98
28-Pin Low-Voltage Infrared Microcontrollers
6
Pin Description
The pins are shown in Figure 3 and described in Table 3.
P25
P26
P27
P04
P05
P06
P07
V_DD
XTAL2
XTAL1
P31
P32
P33
P34
1
28
Z86L81/86/98
DIP/SOIC/
SSOP
14
15
P24
P23
P22
P21
P20
P03
V_SS
P02
P01
P00
Pref1
P36
P37
P35
Figure 3. 28-Pin DIP/SOIC/SSOP Pin Assignment
Table 3. 28-Pin DIP, SOIC, and SSOP Pin Identification
28-Pin DIP, SOIC, and SSOP
19
20
21
23
4
5
6
7
24
25
26
27
28
Standard Mode Direction Description
P00
Input/Output Port 0 is Nibble Programmable
P01
Input/Output Port 0-3 can be configured as a
P02
Input/Output mouse/trackball input
P03
Input/Output
P04
Input/Output
P05
Input/Output
P06
Input/Output
P07
Input/Output
P20
Input/Output Port 2 pins are individually
P21
Input/Output configurable as input or output.
P22
Input/Output
P23
Input/Output
P24
Input/Output
19-4615; Rev 0; 4/09