19-4615; Rev 0; 4/09
Z86L81/86/98
28-Pin Low-Voltage
Infrared Microcontrollers
Product Specification
Maxim Integrated Products Inc.
120 San Gabriel Drive, Sunnyvale CA 94086
Maxim Integrated Products
120 San Gabriel Drive
Sunnyvale, CA 94086
United States
408-737-7600
www.maxim-ic.com
Copyright © 2009 Maxim Integrated Products
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. Maxim retains
the right to make changes to its products or specifications to improve performance, reliability or manufacturability. All information in
this document, including descriptions of features, functions, performance, technical specifications and availability, is subject to
change without notice at any time. While the information furnished herein is held to be accurate and reliable, no responsibility will be
assumed by Maxim for its use. Furthermore, the information contained herein does not convey to the purchaser of microelectronic
devices any license under the patent right of any manufacturer.
Maxim is a registered trademark of Maxim Integrated Products, Inc.
All other products or service names used in this publication are for identification purposes only, and may be trademarks or registered
trademarks of their respective companies. All other trademarks or registered trademarks mentioned herein are the property of their
respective holders.
Z8 is a registered trademark of Zilog, Inc.
Crimzon is a registered trademark of Universal Electronics Inc.
19-4615; R
EV
0; 4/09
Z86L81/86/98
28-Pin Low-Voltage Infrared Microcontrollers
iii
Table of Contents
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Standard Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Capacitance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Additional Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Standard Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Program Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Expanded Register File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Register File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Counter/Timer Register Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Register Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Counter/Timer Functional Blocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21
21
21
23
26
26
27
28
36
Expanded Register File Control Registers (0D) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Expanded Register File Control Registers (0F) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Package Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
19-4615; Rev 0; 4/09
Z86L81/86/98
28-Pin Low-Voltage Infrared Microcontrollers
iv
List of Figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
Figure 11.
Figure 12.
Figure 13.
Figure 14.
Figure 15.
Figure 16.
Figure 17.
Figure 18.
Figure 19.
Figure 20.
Figure 21.
Figure 22.
Figure 23.
Figure 24.
Figure 25.
Figure 26.
Figure 27.
Figure 28.
Figure 29.
Figure 30.
Figure 31.
Figure 32.
Figure 33.
Figure 34.
Counter/Timers Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Functional Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
28-Pin DIP/SOIC/SSOP Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Test Load Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Additional Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Port 0 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Port 2 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Port 3 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Port 3 Counter/Timer Output Configuration . . . . . . . . . . . . . . . . . . . . . . . . 20
Program Memory Map (64 KB ROM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Expanded Register File Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Register Pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Register Pointer—Detail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Glitch Filter Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Transmit Mode Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
8-Bit Counter/Timer Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
T8_OUT in Single-Pass Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
T8_OUT in Modulo-N Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Demodulation Mode Count Capture Flowchart . . . . . . . . . . . . . . . . . . . . . . 42
Demodulation Mode Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
16-Bit Counter/Timer Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
T16_OUT in Single-Pass Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
T16_OUT in Modulo-N Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Ping-Pong Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Output Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Interrupt Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Oscillator Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Port Configuration Register (PCON) (Write Only) . . . . . . . . . . . . . . . . . . . 54
Stop-Mode Recovery Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
SCLK Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Stop-Mode Recovery Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Stop-Mode Recovery Register 2 ((0F) DH:D2–D4, D6 Write Only) . . . . . . 59
Watch-Dog Timer Mode Register (Write Only) . . . . . . . . . . . . . . . . . . . . . . 60
Resets and WDT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
19-4615; Rev 0; 4/09
Z86L81/86/98
28-Pin Low-Voltage Infrared Microcontrollers
v
Figure 35.
Figure 36.
Figure 37.
Figure 38.
Figure 39.
Figure 40.
Figure 41.
Figure 42.
Figure 43.
Figure 44.
Figure 45.
Figure 46.
Figure 47.
Figure 48.
Figure 49.
Figure 50.
Figure 51.
Figure 52.
Figure 53.
Figure 54.
Figure 55.
T8 Control Register ((0D) OH: Read/Write Except Where Noted) . . . . . . . 64
T8 and T16 Common Control Functions ((0D) 1h: Read/Write) . . . . . . . . . 65
T16 Control Register ((0D) 2h: Read/Write Except Where Noted) . . . . . . . 67
Low-Voltage Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Stop-Mode Recovery Register ((0F) 0Bh: D6–D0=Write Only, D7=Read Only)
69
Stop-Mode Recovery Register 2 ((0F) 0Dh:D2–D4, D6 Write Only) . . . . . 70
Watch-Dog Timer Register ((0F) 0Fh: Write Only) . . . . . . . . . . . . . . . . . . . 71
Port Configuration Register (PCON) ((0F) 0h: Write Only) . . . . . . . . . . . . . 72
Port 2 Mode Register (F6h: Write Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Port 3 Mode Register (F7h: Write Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Port 0 and 1 Mode Register (F8h: Write Only) . . . . . . . . . . . . . . . . . . . . . . 74
Interrupt Priority Register (F9h: Write Only) . . . . . . . . . . . . . . . . . . . . . . . . 75
Interrupt Request Register (FAh: Read/Write) . . . . . . . . . . . . . . . . . . . . . . 76
Interrupt Mask Register (FBh: Read/Write) . . . . . . . . . . . . . . . . . . . . . . . . 76
Flag Register (FCh: Read/Write) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Register Pointer (FDh: Read/Write) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Stack Pointer High (FEh: Read/Write) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Stack Pointer Low (FFh: Read/Write) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
28-Pin DIP Package Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
28-Pin SOIC Package Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
28-Pin SSOP Package Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
19-4615; Rev 0; 4/09
京公网安备 11010802033920号
EEWORLD
