8XC196NP, 80C196NU USER’S MANUAL

 

TABLES

 

Table

 

Page

A-4

PSW Flag Setting Symbols

A-5

A-5

Operand Variables

A-6

A-6

Instruction Set

A-7

A-7

Instruction Opcodes

A-47

A-8

Instruction Lengths and Hexadecimal Opcodes

A-53

A-9

Instruction Execution Times (in State Times)

A-60

B-1

8XC196NP and 80C196NU Signals Arranged by Function

B-1

B-2

Description of Columns of Table B-3

B-6

B-3

Signal Descriptions

B-6

B-4

Definition of Status Symbols

B-13

B-5

8XC196NP and 80C196NU Pin Status

B-13

C-1

Modules and Related Registers

C-1

C-2

Register Name, Address, and Reset Status

C-2

C-3

ACC_0x Addresses and Reset Values

C-5

C-4

Effect of SME and FME Bit Combinations

C-7

C-5

ADDRCOMx Addresses and Reset Values

C-8

C-6

ADDRMSKx Addresses and Reset Values

C-9

C-7

BUSCONx Addresses and Reset Values

C-10

C-8

EPAx_CON Addresses and Reset Values

C-23

C-9

EPAx_TIME Addresses and Reset Values

C-24

C-10

Px_DIR Addresses and Reset Values

C-30

C-11

Px_MODE Addresses and Reset Values

C-31

C-12 Special-function Signals for Ports 1–4

C-31

C-13

Px_PIN Addresses and Reset Values

C-32

C-14

Px_REG Addresses and Reset Values

C-33

C-15

PWMx_CONTROL Addresses and Reset Values

C-38

C-16

SP_BAUD Values When Using the Internal Clock at 25 MHz

C-43

C-17

TIMERx Addresses and Reset Values

C-48

C-18 WSR Settings and Direct Addresses for Windowable SFRs

C-49

C-19

WSR1 Settings and Direct Addresses for Windowable SFRs

C-52

xvi

Page 16 Page 18
Page 17
Image 17
Intel Microcontroller manual 8XC196NP and 80C196NU Signals Arranged by Function
Page 16 Page 18

Microcontroller, 80C196NU, 8XC196NP specifications

The Intel 8XC196NP and 80C196NU microcontrollers are part of Intel's renowned 16-bit microcontroller series that gained popularity in the 1980s and 1990s for embedded systems applications. Designed for a variety of applications, these microcontrollers are characterized by their robust performance, versatility, and industry-standard architecture.

The 8XC196NP features an enhanced instruction set with over 100 instructions, allowing for efficient code execution. It operates at clock speeds up to 16 MHz, which contributes to improved performance in time-sensitive applications. The microcontroller is equipped with a 16-bit data bus, enabling more efficient data handling compared to its 8-bit predecessors, thus accommodating complex algorithms and large data sets.

In terms of memory architecture, the 8XC196NP supports an addressable memory space of up to 64 KB of program memory and 64 KB of data memory. This configuration provides sufficient space for large applications while ensuring fast data access. The microcontroller includes integrated features such as timers, serial I/O capabilities, and interrupt processing, which enhance its functionality for real-time applications and control mechanisms.

The 80C196NU, on the other hand, is designed for lower power operation, making it suitable for battery-powered devices. This microcontroller maintains similar features to the 8XC196NP while offering advancements that support low-power consumption. The 80C196NU can also function in a range of temperature environments, making it adaptable for industrial applications.

Both the 8XC196NP and 80C196NU support external memory interfacing, allowing designers to expand the system's capability by connecting additional ROM and RAM. This flexibility makes them appealing for developing complex systems, such as motor controls, industrial automation, and consumer electronics.

Another standout feature of these microcontrollers is their built-in debugging capabilities. Intel provided hardware and software tools that enabled developers to test and troubleshoot their applications effectively, reducing the development time and increasing reliability.

Overall, the Intel 8XC196NP and 80C196NU microcontrollers stand out for their dependability, versatility, and performance, contributing significantly to the evolution of embedded system design. Their legacy continues to influence modern microcontroller technology, ensuring their relevance in a wide array of applications today.
Top Page Image Contents