Search results
Results from the WOW.Com Content Network
This row is then active, and columns may be accessed for read or write. The CAS latency is the delay between the time at which the column address and the column address strobe signal are presented to the memory module and the time at which the corresponding data is made available by the memory module. The desired row must already be active; if ...
CAS (Column Address Strobe) latency, or CL. Number of chips and sides (e.g. two sides with four chips on each side). Size of rows and columns. Theoretically any matched pair of memory modules may be used in either single- or dual-channel operation, provided the motherboard supports this architecture.
CAS, the Column Address Strobe. The address inputs are captured on the falling edge of CAS, and select a column from the currently open row to read or write. WE, Write Enable. This signal determines whether a given falling edge of CAS is a read (if high) or write (if low). If low, the data inputs are also captured on the falling edge of CAS.
The following tables provide a comparison of computer algebra systems (CAS). [1] [2] [3] A CAS is a package comprising a set of algorithms for performing symbolic manipulations on algebraic objects, a language to implement them, and an environment in which to use the language.
CAS latency: CL: The number of cycles between sending a column address to the memory and the beginning of the data in response. This is the number of cycles it takes to read the first bit of memory from a DRAM with the correct row already open.
MOD is a computer file format used primarily to represent music, and was the first module file format. MOD files use the “.MOD” file extension , except on the Amiga which doesn't rely on filename extensions; instead, it reads a file's header to determine filetype.
Some CAS-based algorithms are affected by and must handle the problem of a false positive match, or the ABA problem. It is possible that between the time the old value is read and the time CAS is attempted, some other processors or threads change the memory location two or more times such that it acquires a bit pattern which matches the old value.
void gmix_column (unsigned char * r) {unsigned char a [4]; unsigned char b [4]; unsigned char c; unsigned char h; /* The array 'a' is simply a copy of the input array 'r' * The array 'b' is each element of the array 'a' multiplied by 2 * in Rijndael's Galois field * a[n] ^ b[n] is element n multiplied by 3 in Rijndael's Galois field */ for (c = 0; c < 4; c ++) {a [c] = r [c]; /* h is set to ...