Siemens Mobile 750 - Interrupt I;O Addresses and DMA Assignment

Technical data Interrupt I/O addresses, and DMA assignment
90
A26391-K84-Z100-1-7619
Interrupt I/O addresses, and DMA assignment
Changeable internal settings:
Function
I/O address
IRQ DMA
Soundchip "ESS1869"
220h
-
22Fh *
240h - 24Fh
260h - 26Fh
280h - 28Fh
Midi Play Unit
(MPU):
330h - 331h
300h - 301h
310h - 311h
320h - 321h
FM:
388h
-
38Bh **
Gameport:
201h*
Control Interface:
800h-807h
810h-817h
820h-827h
830-837h
IRQ 5 * (LPT)
IRQ 7 (LPT)
IRQ 9
IRQ 10
IRQ 11
1
.
DMA:
DMA 1 *
DMA 0
DMA 3
2
.
DMA
:
DMA 3 *
DMA 0
DMA 1
Parallel port
LPT 378h
-
37Fh* =
378h - 37Fh =
3BCh- 3C5h =
278h - 27Fh =
IRQ 7*
IRQ 5
IRQ 7
IRQ 5
DMA 1 or DMA 3 in
ECP-mode
1. Serial port
COM 3F8h
-
3FFh* =
2F8h - 2FFh =
3E8h - 3EFh =
2E8h - 2EFh =
IRQ 4 / COM1 *
IRQ 3 / COM2
IRQ 4 / COM3
IRQ 3 / COM4
2. Serial port
COM
= Fast IrDA
2F8h
-
2FFh * =
3E8h - 3EFh =
2E8h - 2EFh =
IRQ 3 / COM2 *
IRQ 4 / COM3
IRQ 3 / COM4
DMA 0
*
DMA 1
DMA 3
* = default setting in BIOS-SETUP
** = default setting, when Audio is enabled