Register Memory 00E0-00FFH 00C0-00FFH | Intel 80C196NU, 8XC196NP

8XC196NP, 80C196NU USER’S MANUAL

WSR

Table C-18. WSR Settings and Direct Addresses for Windowable SFRs (Continued)

		32-byte Windows		64-byte Windows		128-byte Windows
Register	Memory	(00E0–00FFH)		(00C0–00FFH)		(0080–00FFH)
Register	Memory
Mnemonic	Location	WSR	Direct	WSR	Direct	WSR	Direct
			Direct		Direct		Direct
			Address		Address		Address
			Address		Address		Address

BUSCON1	1F4CH	7AH	00ECH	3DH	00CCH	1EH	00CCH

BUSCON2	1F54H	7AH	00F4H	3DH	00D4H	1EH	00D4H

BUSCON3	1F5CH	7AH	00FCH	3DH	00DCH	1EH	00DCH

BUSCON4	1F64H	7BH	00E4H	3DH	00E4H	1EH	00E4H

BUSCON5	1F6CH	7BH	00ECH	3DH	00ECH	1EH	00ECH

CON_REG0	1FB6H	7DH	00F6H	3EH	00F6H	1FH	00B6H

EP_DIR	1FE3H	7FH	00E3H	3FH	00E3H	1FH	00E3H

EP_MODE	1FE1H	7FH	00E1H	3FH	00E1H	1FH	00E1H

EP_PIN	1FE7H	7FH	00E7H	3FH	00E7H	1FH	00E7H

EP_REG	1FE5H	7FH	00E5H	3FH	00E5H	1FH	00E5H

EPA_MASK†	1F9CH	7CH	00FCH	3EH	00DCH	1FH	009CH
EPA_PEND	1F9EH	7CH	00FEH	3EH	00DEH	1FH	009EH

EPA0_CON	1F80H	7CH	00E0H	3EH	00C0H	1FH	0080H

EPA1_CON†	1F84H	7CH	00E4H	3EH	00C4H	1FH	0084H
EPA2_CON	1F88H	7CH	00E8H	3EH	00C8H	1FH	0088H

EPA3_CON†	1F8CH	7CH	00ECH	3EH	00CCH	1FH	008CH
EPA0_TIME†	1F82H	7CH	00E2H	3EH	00C2H	1FH	0082H
EPA1_TIME†	1F86H	7CH	00E6H	3EH	00C6H	1FH	0086H
EPA2_TIME†	1F8AH	7CH	00EAH	3EH	00CAH	1FH	008AH
EPA3_TIME†	1F8EH	7CH	00EEH	3EH	00CEH	1FH	008EH
P1_DIR	1FD2H	7EH	00F2H	3FH	00D2H	1FH	00D2H

P1_MODE	1FD0H	7EH	00F0H	3FH	00D0H	1FH	00D0H

P1_PIN	1FD6H	7EH	00F6H	3FH	00D6H	1FH	00D6H

P1_REG	1FD4H	7EH	00F4H	3FH	00D4H	1FH	00D4H

P2_DIR	1FD3H	7EH	00F3H	3FH	00D3H	1FH	00D3H

P2_MODE	1FD1H	7EH	00F1H	3FH	00D1H	1FH	00D1H

P2_PIN	1FD7H	7EH	00F7H	3FH	00D7H	1FH	00D7H

P2_REG	1FD5H	7EH	00F5H	3FH	00D5H	1FH	00D5H

P3_DIR	1FDAH	7EH	00FAH	3FH	00DAH	1FH	00DAH

P3_MODE	1FD8H	7EH	00F8H	3FH	00D8H	1FH	00D8H

P3_PIN	1FDEH	7EH	00FEH	3FH	00DEH	1FH	00DEH

P3_REG	1FDCH	7EH	00FCH	3FH	00DCH	1FH	00DCH

†Must be addressed as a word.

C-50

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.

Intel 80C196NU, 8XC196NP, Microcontroller manual Register Memory 00E0-00FFH 00C0-00FFH

Models: Microcontroller 80C196NU 8XC196NP

8XC196NP, 80C196NU USER’S MANUAL

WSR

32-byte Windows

Register

Memory

(00E0–00FFH)

(00C0–00FFH)

Mnemonic

WSR

WSR

WSR

1F4CH

Microcontroller, 80C196NU, 8XC196NP specifications