20
158004.B00
ADDRESS
I/O FUNCTION
00 - 0F
DMA Controller in Geode GX1
20 - 21
Interrupt controller in Geode GX1
22 - 23
Geode GX1 Processor Configuration Registers
2E - 2F
Super I/O Chip Configuration Registers
40 - 43
Timer Unit in Geode GX1
60 and 64
Keyboard controller in Super I/O chip.
61
Port B Control/Status Port in Geode GX1
70 - 71
Real-Time Clock in Super I/O chip and NMI enable in Geode GX1.
80 - 8F
DMA Page Registers in Geode GX1
92
Port A System Control Port in Geode GX1
A0 - A1
Interrupt Control/Status Reg. in Geode GX1
C0 - DE (Even
addresses only)
DMA Controller in Geode GX1
E0 - E7
Utility Register in Super I/O Chip
F0 - F1
Coprocessor Error Registers in Geode GX1
102
Enable Register in 65550
1F0 - 1F7
IDE disk controller
200 - 201
Reserved for Game Port
220 - 22F, or
240 - 24F, or
260 - 26F, or
280 - 28F
Sound card compatibility registers, if enabled. One of these addresses
is selected.
2E8 - 2EF
COM4: in extra UART chip.
2F8 - 2FF
COM2: Serial Port in Super I/O chip.
330 - 38B
Sound card FM registers.
378 - 37A
Parallel Port in Super I/O chip.
3B4 - 3B5
VGA Register in Geode GX1 (monochrome modes).
3BA
VGA Register in Geode GX1 (monochrome modes).
3C0 - 3CF
VGA registers in Geode GX1.
3D4 - 3D5
VGA Register in Geode GX1 (colour modes).
3DA
VGA Register in Geode GX1 (colour modes).
3E8 - 3EF
COM3: Serial Port in extra UART chip.
3F0 - 3F7
Floppy Disk Controller
3F8 - 3FF
COM1: Serial Port in Super I/O chip.
481 - 48B
DMA high page registers.
4D0 - 4D1
IRQ edge/level select registers.
CF8 - CFF
PCI Configuration Registers
121C - 121F
ACPI Timer Count Register in Geode GX1
AC00 - AC8F
ACPI Registers
F800 – F8FF
Typical address range for DP83815 Ethernet chip
TABLE 3 - ON-BOARD I/O DEVICES
Summary of Contents for 104-plus
Page 2: ... This page is intentionally left blank ...
Page 4: ... This page is intentionally left blank ...
Page 76: ...66 158004 B00 This page is intentionally left blank ...
Page 86: ...B8 158004 B00 This page is intentionally left blank ...
Page 88: ...C2 158004 B00 FIGURE C1 MAIN BOARD TOP COMPONENT PLACEMENT ...
Page 89: ...158004 B00 C3 FIGURE C2 MAIN BOARD BOTTOM COMPONENT PLACEMENT ...
Page 90: ...C4 158004 B00 FIGURE C3 DAUGHTER BOARD TOP COMPONENT PLACEMENT ...
Page 91: ...158004 B00 C5 FIGURE C4 DAUGHTER BOARD BOTTOM COMPONENT PLACEMENT ...
Page 92: ...C6 158004 B00 FIGURE C5 MAIN BOARD MECHANICAL DIMENSIONS ...
Page 93: ...158004 B00 C7 FIGURE C6 DAUGHTER BOARD MECHANICAL DIMENSIONS ...
Page 94: ...C8 158004 B00 This page is intentionally left blank ...
Page 100: ...D6 158004 B00 This page is intentionally left blank ...
Page 116: ...E16 158004 B00 This page is intentionally left blank ...
Page 134: ...H6 164004 C03 This page is Intentionally left blank ...
Page 136: ...J2 164004 C03 FIGURE J1 TP400ET MECHANICAL DRAWINGS FIGURE J2 TP400ET CIRCUIT DIAGRAM ...
Page 138: ...K2 158004 B00 FIGURE K1 TP300USB MECHANICAL DRAWINGS FIGURE K2 TP300USB CIRCUIT DIAGRAM ...