PROGRAMMABLE INTERRUPT CONTROLLER

GENERAL DESCRIPTION The 8259A Programmable Interrupt Controller handles up to eight vectored priority interrupts for the CPU. It is cascadable for up to 64 vectored priority interrupts without additional circuitry. It is packaged in a 28-pin DIP, uses NMOS technology, and requires a single +5-V s

文件：325.44 Kbytes 页数：24 Pages

INTEL

英特尔

PROGRAMMABLE INTERRUPT CONTROLLER

GENERAL DESCRIPTION The 8259A Programmable Interrupt Controller handles up to eight vectored priority interrupts for the CPU. It is cascadable for up to 64 vectored priority interrupts without additional circuitry. It is packaged in a 28-pin DIP, uses NMOS technology, and requires a single +5-V s

文件：325.44 Kbytes 页数：24 Pages

INTEL

英特尔

PROGRAMMABLE INTERRUPT CONTROLLER

Intel

英特尔

PROGRAMMABLE INTERRUPT CONTROLLER

General Description The Altera® a8259 MegaCore™ function is a programmable interrupt controller. The a8259 can be initialized by the microprocessor through eight data bus lines (din[7..0] and dout[7..0]), and the ncs, nrd, nwr, int, and ninta control signals. Figure 1 shows the symbol for the

文件：220.49 Kbytes 页数：24 Pages

ALTERA

阿尔特

15 XGA TFT LCD Industrial Workstation with 9 x ISA/PCI/PICMG Slots, Passive Backplane and Membrane Keypad

文件：181.95 Kbytes 页数：2 Pages

ADVANTECH

研华科技

15 XGA TFT LCD Industrial Workstation with 9 x ISA/PCI/PICMG Slots, Passive Backplane and Membrane Keypad

文件：181.95 Kbytes 页数：2 Pages

ADVANTECH

研华科技