NEC PowerMate CT Service And Reference Manual

Also see for PowerMate CT: Release note Release note Configuration guide User guide

Contents

NEC PowerMate CT Service And Reference Manual Manual pdf 111 page image

System Board 4-13ResourcesThe system memory map, I/O addresses, and DMA settings are given in the following sections.System interrupt settings, parallel interrupt settings, and serial interrupt settings are included inSection 2, “System Configuration.”Memory MapThe system memory map is shown in the following table.System Memory MapMemory Space Function000A0000 - 000AFFFF Winfast 3D S320 II (TNT2-PRO)000B0000 - 000BFFFF Winfast 3D S320 II (TNT2-PRO)000C8000 - 000D7FFF Winfast 3D S320 II (TNT2-PRO)08000000 - 09FFFFFF Intel® 82820 Processor to AGP Controller08000000 - 09FFFFFF Winfast 3D S320 II (TNT2-PRO)0A000000 - 0AFFFFFF Winfast 3D S320 II (TNT2-PRO)0A000000 - 0B0FFFFF Intel® 82820 Processor to AGP Controller0B000000 - 0B00FFFF Winfast 3D S320 II (TNT2-PRO)F8000000 - FBFFFFFF Intel® 82820 Processor to I/O ControllerFF800000 - FFFFFFFF Motherboard ResourcesI/O AddressesThe processor communicates with I/O mapping. The hexadecimal (hex) addresses of I/O devicesare listed in the following table.Note In plug and play systems, these addresses are typical but may vary by configuration.I/O Address MapAddress (Hex) I/O Device Name0000-000F DMA controller 10020-0021 Programmable interrupt controller0040-0043 System Timer0060 Standard 101/102-key or MS Natural keyboard0061 System speaker0064 Standard 101/102-key or MS Natural keyboard0070-0071 System CMOS/real time clock0081-008F DMA controller00A0-00A1 Programmable interrupt controller