8XC196NP, 80C196NU USER’S MANUAL

Table A-6. Instruction Set (Continued)

Mnemonic

 

 

 

 

Operation

 

 

 

 

Instruction Format

 

 

 

 

 

ADDCB

ADD BYTES WITH CARRY. Adds the source

 

DEST, SRC

 

and destination byte operands and the carry

ADDCB

breg, baop

 

flag (0 or 1) and stores the sum into the

 

(101101aa) (baop) (breg)

 

destination operand.

 

 

 

 

 

 

 

 

 

 

 

 

(DEST) (DEST) + (SRC) + C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PSW Flag Settings

 

 

 

 

 

 

Z

 

N

C

V

VT

ST

 

 

 

 

 

 

 

 

 

 

 

 

 

AND

LOGICAL AND WORDS. ANDs the source

 

DEST, SRC

(2 operands)

and destination word operands and stores

AND

wreg, waop

 

the result into the destination operand. The

 

(011000aa) (waop) (wreg)

 

result has ones in only the bit positions in

 

 

 

 

which both operands had a “1” and zeros in

 

 

 

all other bit positions.

 

 

 

 

 

 

 

(DEST) (DEST) AND (SRC)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PSW Flag Settings

 

 

 

 

 

 

Z

 

N

C

V

VT

ST

 

 

 

 

 

 

0

0

 

 

 

 

 

 

 

AND

LOGICAL AND WORDS. ANDs the two

 

DEST, SRC1, SRC2

(3 operands)

source word operands and stores the result

AND

Dwreg, Swreg, waop

 

into the destination operand. The result has

 

(010000aa) (waop) (Swreg) (Dwreg)

 

ones in only the bit positions in which both

 

 

 

 

operands had a “1” and zeros in all other bit

 

 

 

positions.

 

 

 

 

 

 

 

 

 

(DEST) (SRC1) AND (SRC2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PSW Flag Settings

 

 

 

 

 

 

Z

 

N

C

V

VT

ST

 

 

 

 

 

 

0

0

 

 

 

 

 

 

 

ANDB

LOGICAL AND BYTES. ANDs the source

 

DEST, SRC

(2 operands)

and destination byte operands and stores the

ANDB

breg, baop

 

result into the destination operand. The result

 

(011100aa) (baop) (breg)

 

has ones in only the bit positions in which

 

 

 

 

both operands had a “1” and zeros in all other

 

 

 

bit positions.

 

 

 

 

 

 

 

 

 

(DEST) (DEST) AND (SRC)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PSW Flag Settings

 

 

 

 

 

 

Z

 

N

C

V

VT

ST

 

 

 

 

 

 

0

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A-8

Page 313
Image 313
Intel 8XC196NP, 80C196NU, Microcontroller manual Instruction Format, Dest ← Dest and SRC, Andb

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.