In computer architecture, 16-bit integers, memory addresses, or other data units are those that are 16 bits (2 octets) wide. Also, 16-bit central processing...
12 KB (1,416 words) - 11:09, 2 April 2025
32-bit architectures are still widely-used in specific applications, the PC and server market has moved on to 64 bits with x86-64 and other 64-bit architectures...
11 KB (1,409 words) - 11:22, 7 April 2025
In computer architecture, 64-bit integers, memory addresses, or other data units are those that are 64 bits wide. Also, 64-bit central processing units...
59 KB (7,317 words) - 17:00, 11 May 2025
In computer architecture, 8-bit integers or other data units are those that are 8 bits wide (1 octet). Also, 8-bit central processing unit (CPU) and arithmetic...
11 KB (1,107 words) - 05:26, 13 May 2025
were a multiple of 8-bits, with 16-bit machines being popular in the 1970s before the move to modern processors with 32 or 64 bits. Special-purpose designs...
41 KB (3,657 words) - 01:15, 3 May 2025
registers. The program counter has 32 bits. The two low-order bits always contain zero since MIPS I instructions are 32 bits long and are aligned to their natural...
72 KB (8,176 words) - 17:21, 31 January 2025
X86-64 (redirect from X64 architecture)
changes in the 64-bit extensions include: 64-bit integer capability All general-purpose registers (GPRs) are expanded from 32 bits to 64 bits, and all arithmetic...
120 KB (12,080 words) - 20:44, 17 May 2025
32 bits to 40 bits, was added to the Armv7-A architecture in 2011. The physical address size may be even larger in processors based on the 64-bit (Armv8-A)...
142 KB (13,704 words) - 17:41, 14 May 2025
computer architecture, 128-bit integers, memory addresses, or other data units are those that are 128 bits (16 octets) wide. Also, 128-bit central processing...
13 KB (1,514 words) - 11:52, 24 November 2024
4-bit computing is the use of computer architectures in which integers and other data units are 4 bits wide. 4-bit central processing unit (CPU) and arithmetic...
22 KB (1,821 words) - 20:21, 29 April 2025
Halfword Two bytes 16 bits Word Four bytes 32 bits Doubleword 8 bytes 64 bits Quadword 16 bytes 128 bits Page 4096 bytes Although z/Architecture allows real...
107 KB (3,428 words) - 10:20, 8 April 2025
color palettes used on 16-bit computers, which were primarily manufactured from 1985 to 1995. Due to mixed-bit architectures, the n-bit distinction is not...
23 KB (1,791 words) - 18:36, 16 April 2025
Micro Channel architecture. The 16-bit ISA bus was also used with 32-bit processors for several years. An attempt to extend it to 32 bits, called Extended...
26 KB (3,484 words) - 09:44, 2 May 2025
ARM Cortex-M (redirect from ARMv6-M architecture)
individual bits can be set, cleared, or toggled from C/C++ without performing a read-modify-write sequence of instructions. Though the bit-band is optional...
82 KB (5,881 words) - 13:54, 24 April 2025
Data structure alignment (redirect from 16 bit alignment)
on a 32-bit machine, a data structure containing a 16-bit value followed by a 32-bit value could have 16 bits of padding between the 16-bit value and...
25 KB (3,426 words) - 19:16, 15 February 2025
of floating-point registers from 4 to 16. Enterprise Systems Architecture is essentially a 32-bit architecture; as with System/360, System/370, and 370-XA...
51 KB (1,087 words) - 17:04, 30 March 2025
Zilog Z8000 (category 16-bit microprocessors)
two 16-bit values with the upper 16 bits holding the segment number in its upper 8 bits. The lower 16 bits are then divided in half, the upper 8 bits containing...
56 KB (5,868 words) - 17:41, 29 April 2025
In computer architecture, 1-bit integers or other data units are those that are 1 bit (1/8 octet) wide. Also, 1-bit central processing unit (CPU) and...
14 KB (1,349 words) - 18:20, 30 March 2025
computer architecture, 36-bit integers, memory addresses, or other data units are those that are 36 bits (six six-bit characters) wide. Also, 36-bit central...
7 KB (996 words) - 21:42, 22 October 2024
X86 (redirect from X86 architecture)
AX register corresponds to the lower 16 bits of the new 32-bit EAX register, SI corresponds to the lower 16 bits of ESI, and so on. The general-purpose...
105 KB (10,776 words) - 12:49, 18 April 2025
FLAGS register (category X86 architecture)
the i286 architecture, the register is 16 bits wide. Its successors, the EFLAGS and RFLAGS registers (in modern x86-64), are 32 bits and 64 bits wide, respectively...
9 KB (805 words) - 01:16, 14 April 2025
IA-32 (redirect from 32-bit x86)
to the 16-bit 286 instruction set) are: 32-bit integer capability All general-purpose registers (GPRs) are expanded from 16 bits to 32 bits, and all arithmetic...
10 KB (895 words) - 22:01, 14 May 2025
load/store architecture, where arithmetic operations could only specify register or immediate operands. The basic instruction "parcel" is 16 bits: 8 bits of opcode...
12 KB (1,286 words) - 14:32, 10 May 2025
voltage swing. An integral part of the architecture was a 16-bit input mux that provided various condition bits from the ALUs such as zero, carry, overflow...
6 KB (368 words) - 13:43, 28 August 2024
The PDP-11 architecture is a 16-bit CISC instruction set architecture (ISA) developed by Digital Equipment Corporation (DEC). It is implemented by central...
52 KB (4,456 words) - 20:07, 2 April 2025
may be described as a 32-bit architecture with a 16-bit implementation. The IBM System/360 instruction set architecture is 32-bit, but several models of...
34 KB (1,834 words) - 18:32, 18 March 2025
Motorola 68000 (category 32-bit microprocessors)
design implements a 32-bit instruction set, with 32-bit registers and a 16-bit internal data bus. The address bus is 24 bits and does not use memory...
69 KB (7,389 words) - 05:18, 14 May 2025
8-bit processor must add two 16-bit integers. The processor must first add the 8 lower-order bits from each integer, then add the 8 higher-order bits,...
2 KB (314 words) - 22:33, 30 June 2024
TMS9900 (category 16-bit microprocessors)
available single-chip 16-bit microprocessors. Introduced in June 1976, it implemented Texas Instruments's TI-990 minicomputer architecture in a single-chip...
25 KB (2,804 words) - 12:42, 5 April 2025
IA-64 (redirect from Intel Itanium architecture)
IA-64 (Intel Itanium architecture) is the instruction set architecture (ISA) of the discontinued Itanium family of 64-bit Intel microprocessors. The basic...
29 KB (3,189 words) - 19:59, 27 April 2025