Driver	Port	     Use            
		
VCD		
COM1	03F8h	Receive Buffer / Transmitter Holding / Divisor Latch LSB
	03F9h	Interrupt Enable / Divisor Latch MSB
	03FAh	Interrupt Identify / FIFO control
	03FBh	Line Control
	03FCh	Modem Control
	03FDh	Line Status
	03FEh	Modem Status
COM2	02F8h	Receive Buffer / Transmitter Holding / Divisor Latch LSB
	02F9h	Interrupt Enable / Divisor Latch MSB
	02FAh	Interrupt Identify / FIFO control
	02FBh	Line Control
	02FCh	Modem Control
	02FDh	Line Status
	02FEh	Modem Status
COM3	03E8h	Receive Buffer / Transmitter Holding / Divisor Latch LSB
	03E9h	Interrupt Enable / Divisor Latch MSB
	03EAh	Interrupt Identify / FIFO control
	03EBh	Line Control
	03ECh	Modem Control
	03EDh	Line Status
	03EEh	Modem Status
VPD		
 LPT1	03BCh	Data Latch
	03BDh	Printer Status 
	03BEh	Printer Control
LPT2	0378h	Data Latch
	0379h	Printer Status 
	037Ah	Printer Control
LPT3	0278h	Data Latch
	0279h	Printer Status 
	027Ah	Printer Control

NOTE:  The addresses for the COMx ports and the LPTx ports 		
are determined from the base address in BIOS.  The values		
"given here are the standard values, but may vary.  Also, "		
the COMx base addresses can be set in the SYSTEM.INI file.		
The addresses in SYSTEM. INI will only be used if the		
BIOS base address is 0.		

MCA_POS	0094h	MCA POS IO system
	0096h	MCA POS IO Adapter
	0100h	MCA POS IO
	0101h	MCA POS IO
	0102h	MCA POS IO
	0103h	MCA POS IO
	0104h	MCA POS IO
	0105h	MCA POS IO
	0106h	MCA POS IO
	0107h	MCA POS IO

VDMAD	0000h	Base Register Channel 0
	0001h	Count Register Channel 0
	0002h	Base Register Channel 1
	0003h	Count Register Channel 1
	0004h	Base Register Channel 2
	0005h	Count Register Channel 2
	0006h	Base Register Channel 3
	0007h	Count Register Channel 3
	0008h	DMA1 Status
	0009h	DMA1 SoftReq
	000Ah	DMA1 SingleMask
	000Bh	DMA1 Mode
	000Ch	DMA1 CLR FF
	000Dh	DMA1 Reset
	000Eh	DMA1 Reset Mask
	000Fh	DMA1 Mask
	0018h	RegFunc / PS2
	001Ah	ExecFunc / PS2
	0020h	Set Mem Adr  - PS2
	0030h	Get Mem Adr - PS2
	0040h	Set Count - PS2
	0050h	Get Count - PS2
	0060h	Get Status - PS2
	0070h	Set Mode - PS2
	0080h	Set Arbus - PS2
	0081h	Page Register for Channel 2
	0082h	Page Register for Channel 3
	0083h	Page Register for Channel 1
	0087h	Page Register for Channel 0
	0089H	Page Register for Channel 6
	008Ah	Page Register for Channel 7
	008Bh	Page Register for Channel 5
	008Fh	Page Register for Channel 4
	0090h	Set Chn Mask - PS2
	00A0h	Reset Chn Mask - PS2
	00C0h	Base Register Channel 4
	00C2h	Count Register Channel 4
	00C4h	Base Register Channel 5
	00C6h	Count Register Channel 5
	00C8h	Base Register Channel 6
	00CAh	Count Register Channel 6
	00CCh	Base Register Channel 7
	00CEh	Count Register Channel 7
	00D0h	DMA2 Status
	00D0h	Master Clear - PS2
	00D2h	DMA2 SoftReq
	00D4h	DMA2 Single Mask
	00D6h	DMA2 Mode
	00D8h	DMA2 CLR FF
	00DAh	DMA2 Reset
	00DCh	DMA2 Reset Mask
	00DEh	DMA2 Mask
	0401h	Extended Mode High Page
	0403h	Extended Mode High Page
	0404h	Extended Mode ChainMode Status2
	0405h	Extended Mode High Page
	0407h	Extended Mode High Page
	040Ah	Extended Mode ChainMode Status1
	040Bh	Extended Mode Ext Mode
	0481h	Extended Mode High Page
	0482h	Extended Mode High Page
	0483h	Extended Mode High Page
	0487h	Extended Mode High Page
	0489h	Extended Mode High Page
	048Ah	Extended Mode High Page
	048Bh	Extended Mode High Page
	04C6h	Extended Mode High Page
	04CAh	Extended Mode High Page
	04CEh	Extended Mode High Page
	04D4h	EISA Chaining mode status reg
	04D6h	Extended Mode Ext Mode
	04E0h	Extended Mode Stop
	04E1h	Extended Mode Stop
	04E2h	Extended Mode Stop
	04E4h	Extended Mode Stop
	04E5h	Extended Mode Stop
	04E6h	Extended Mode Stop
	04E8h	Extended Mode Stop
	04E9h	Extended Mode Stop
	04EAh	Extended Mode Stop
	04ECh	Extended Mode Stop
	04EDh	Extended Mode Stop
	04EEh	Extended Mode Stop
	04F4h	Extended Mode Stop
	04F5h	Extended Mode Stop
	04F6h	Extended Mode Stop
	04F8h	Extended Mode Stop
	04F9h	Extended Mode Stop
	04FAh	Extended Mode Stop
	04FCh	Extended Mode Stop
	04FDh	Extended Mode Stop
	04FEh	Extended Mode Stop

VKD	0060h	pData kbd
	0064h	pCmd Kbd

VPICD	00A0h	Trap SP0
	00A1h	Trap SP1
	0020h	Trap MP0
	0021h	Trap MP1

VTD	0040h	System Clock Port
	0043h	Sys Clock Ctrl Port

WDCTRL	01F0h	Def Base Port
	03F6h	Alt Stat Off

VDD	0100h	Used
	0101h	Used
	0102h	Used
	01CEh	Used
	01CFh	Used
	02E8h	Used
	02E9h	Used
	02EAh	Used
	02EBh	Used
	02ECh	Used
	02EDh	Used
	03B4h	Used
	03B5h	Used
	03B8h	Used
	03B9h	Used
	03BAh	Used
	03BBh	Used
	03BFh	Used
	03C0h	Used
	03C1h	Used
	03C2h	Used
	03C3h	Used
	03C4h	Used
	03C5h	Used
	03C6h	Used
	03C7h	Used
	03C8h	Used
	03C9h	Used
	03CAh	Used
	03CBh	Used
	03CCh	Used
	03CDh	Used
	03CEh	Used
	03CFh	Used
	03D0h	Used
	03D1h	Used
	03D2h	Used
	03D3h	Used
	03D4h	Used
	03D5h	Used
	03D6h	Used
	03D7h	Used
	03D8h	Used
	03D9h	Used
	03DAh	Used
	03DBh	Used
	03DCh	Used
	03DDh	Used
	03DEh	Used
	03DFh	Used
	06E8h	Used
	06E9h	Used
	0AE8h	Used
	0AE9h	Used
	0EE8h	Used
	0EE9h	Used
	12E8h	Used
	12E9h	Used
	13C6h	Used
	16E8h	Used
	16E9h	Used
	1AE8h	Used
	1AE9h	Used
	1EE8h	Used
	1EE9h	Used
	22E8h	Used
	22E9h	Used
	23C6h	Used
	27C6h	Used
	28E9h	Used
	2BC6h	Used
	36E8h	Used
	42E8h	Used
	42E9h	Used
	46E8h	Used
	46E9h	Used
	4AE8	Used
	4AE9	Used
	82E8h	Used
	82E9h	Used
	86E8h	Used
	86E9h	Used
	8AE8h	Used
	8AE9h	Used
	8EE8h	Used
	8EE9h	Used
	92E8h	Used
	92E9h	Used
	96E8h	Used
	96E9h	Used
	9AE8h	Used
	9AE9h	Used
	9EE8h	Used
	9EE9h	Used
	A2E8h	Used
	A2E9h	Used
	A6E8h	Used
	A6E9h	Used
	AAE8h	Used
	AAE9h	Used
	AEE8h	Used
	AEE9h	Used
	B2E8h	Used
	B2E9h	Used
	B6E8h	Used
	B6E9h	Used
	BAE8h	Used
	BAE9h	Used
	BEE8h	Used
	BEE9h	Used
	E2E8h	Used
	E2E9h	Used
	 
NOTE:  There are several different VDDs.  This is a complete	
list of every port that is trapped.	
