Agilent 89410A Vector signal analyzer
Agilent 89410A Vector signal analyzer
The IBM PC/AT computer added eight more IRQx lines, numbered IRQ8 to IRQ15, by cascading a second slave PIC into the original master PIC. IRQ2 at the master PIC was committed as the cascade input from the slave PIC. This architecture is represented in Figure 2-1 on page 47. To maintain backward compatibility with PC/XT systems, IBM chose to use the new IRQ9 input on the slave PIC to operate as the old IRQ2 interrupt line on the PC/XT Expansion Bus. Thus, in AT systems, the IRQ9 interrupt line connects to the old IRQ2 pin (pin B4) on the AT Expansion Bus (or ISA bus). Parity Errors (Must be enabled in BIOS Setup) Used by VMIVME-7750 PCIbus Interface 0 System Timer Set by BIOS Setup 1 Keyboard Set by BIOS Setup 2 Duplexed to IRQ9 3 COM2 4 COM1 5 Unused 6 Floppy Controller 7 Unused 8 Real-Time Clock 9 Old IRQ2 SVGA or Network I/O 10 Not Assigned Determined by BIOS 11 Not Assigned Determined by BIOS
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1.Our large inventory contains current and obsolete products. For all outdated and legacy automation, our internal team tests every part before shipment, and all parts sold by AMIKON are actually in stock, which makes emergency transportation a simple solution to solve the emergency shutdown situation.
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