Break through the limit of 640K
2015/04/17 12:43
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~文章來自朋友分享Break through the limit of 640K
Although the general program can only use 640K in real mode, but the DOS 5 provides the use of HMA and UMB memory in real mode,Microphone break through the limit of 640KMB. USB Flash DriveHigh memory area is about 64K (HMA, High Memory Area) the real mode maximum bit address up to FFFF:FFFF = 10FFEF h address, which has exceeded the upper bound of the 1 Mega real modecomputer monitorMalaysia-MBMalaysia-USB Flash DriveMalaysia-External sharing deviceCPUMalaysia-AMD-CPU
Although the general program can only use 640K in real mode, but the DOS 5 provides the use of HMA and UMB memory in real mode,Microphone break through the limit of 640KMB. USB Flash DriveHigh memory area is about 64K (HMA, High Memory Area) the real mode maximum bit address up to FFFF:FFFF = 10FFEF h address, which has exceeded the upper bound of the 1 Mega real modecomputer monitorMalaysia-MBMalaysia-USB Flash DriveMalaysia-External sharing deviceCPUMalaysia-AMD-CPU
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