flag 1100

In the arm system, all arm commands can be executed with conditions and some condition execution codes are set. However, these condition codes correspond to the Z, C, N, V flag bits in CPSR: l 0000 = eq-Z set (equal)L 0001 = ne-Z clear (not equal)L 0

FIFO data buffers:FIFO (first Input firstly Output) an FIFO data buffer, the first to enter the data first read from the FIFO buffer, compared with the RAM has no external read and write address lines, the use is relatively simple, but only

www.cnblogs.com/zichi/p/4792589.html We've already learned about the six-bit operators (& | ~ ^ > usage (JavaScript bit operation), also sorting out some commonly used bitwise operation operations (commonly used bit operation collation), we

Test instructions: Tell you about the N points and the one-way edge of M-bar. Ask you about the shortest path from the s point to the e point and the number of roads that are older than the shortest length.Idea: Dijkstra deformation. From the

Introduction: When you read the source code, you will often see some code that is particularly difficult to understand, such as the following. cancelEvent.setAction(MotionEvent.ACTION_CANCEL | (motionEvent.getActionIndex()

Introduction: When you read the source code, you will often see some code that is particularly difficult to understand, such as the following. cancelEvent.setAction(MotionEvent.ACTION_CANCEL | (motionEvent.getActionIndex()

TCP Message FormatTCP (transmission Control Protocol Transmission Protocol) is a connection-oriented, reliable, byte-stream-based Transport layer communication protocol.The header of a TCP message segment has 10 required fields and an optional field.

TCP Message Format TCP (Transmission Control Protocol Transmission Control Protocol) is a connection-oriented, reliable, byte-throttling-based transport-layer communication protocol. There are 10 required fields and an optional field in the

In order to better optimize MySQL in high concurrency, it is necessary to understand the locking table mechanism when MySQL query is updated.I. OverviewMySQL has three levels of Lock: page level, table level, row level.MyISAM and MemoryStorageThe

TCP Message FormatTCP (transmission Control Protocol Transmission Protocol) is a connection-oriented, reliable, byte-stream-based Transport layer communication protocol.The header of a TCP message segment has 10 required fields and an optional field.