假设与门、或门延迟时间 =10ns,异或门延迟时间 =30ns,使用串行加法器完成0x80和0x20加法运算的时间是多少( )ns。A.480B.240C.40D.100
Bug Check 0x20: KERNEL_APC_PENDING_DURING_EXIT Bug Check 0x21: QUOTA_UNDERFLOW Bug Check 0x22: FILE_SYSTEM Bug Check 0x23: FAT_FILE_SYSTEM Bug Check 0x24: NTFS_FILE_SYSTEM Bug Check 0x25: NPFS_FILE_SYSTEM Bug Check 0x26: CDFS_FILE_SYSTEM Bug Check 0x27: RDR_FILE_SYSTEM Bug Check...
to get system going */ /* __NR_setup 仅用于初始化,以启动系统 */ #define __NR_exit 1 #define __NR_fork 2 #define __NR_read 3 #define __NR_write 4 #define __NR_open 5 #define __NR_close 6 #define __NR_waitpid 7 #define __NR_creat 8 #define __NR_link 9 #define __...
out指令表示通过外部设备的I/O端口号发送数据到外设。这里的端口号指的是内存地址,Linux给8259A设置的内存地址是0x20,,0x21和0xA0,0xA1 8259A规定0x20和0xA0:我们通过这两个端口写入ICW1,OCW2,OCW3并能够读取IRR和ISR。0xA0和0xA1:我们通过这两个端口写入ICW2,ICW3,ICW4并能够读写IMR寄存器。 ! well, that...
Bug Check 0x20: KERNEL_APC_PENDING_DURING_EXIT Bug Check 0x21: QUOTA_UNDERFLOW Bug Check 0x22: FILE_SYSTEM Bug Check 0x23: FAT_FILE_SYSTEM Bug Check 0x24: NTFS_FILE_SYSTEM Bug Check 0x25: NPFS_FILE_SYSTEM Bug Check 0x26: CDFS_FILE_SYSTEM Bug Check 0x27: RDR_FILE_SYSTEM Bug Check...
SPI_WriteReadByte(Read_ID); //Read_ID（0x20）SPI_WriteReadByte(SINGLE_BYTE_READ_WRITE); //...
(%esp) ; popfl");404ltr(0);405lldt(0);406outb_p(0x36,0x43);/*binary, mode 3, LSB/MSB, ch 0*/407outb_p(LATCH &0xff,0x40);/*LSB*/408outb(LATCH >>8,0x40);/*MSB*/409set_intr_gate(0x20,&timer_interrupt);410outb(inb_p(0x21)&~0x01,0x21);411set_system_gate(0x80,&...
The NMI_HARDWARE_FAILURE bug check has a value of 0x00000080. This bug check indicates that a hardware malfunction has occurred.
TMOD |= 0x20; /* TMOD: timer 1, mode 2, 8-bit reload */ TH1 = 0xFD; /*...
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