參數(shù)資料
型號: PCI-ADC
英文描述: MULTIFUNKTIONSKARTE 44 KANAL PCI BUS
中文描述: MULTIFUNKTIONSKARTE 44卡納爾PCI總線
文件頁數(shù): 13/35頁
文件大?。?/td> 124K
代理商: PCI-ADC
Chapter 3
Programming Details
Page 5
Blue Chip Technology Ltd.
01270193.doc
Page 5
CHAPTER 3
PROGRAMMING DETAILS
This chapter provides details of the cards internal registers.
Address Map
The address map for the PCI-ADC occupies a 26-byte block of addresses.
All the following addresses are relative to the addresses contained in PCI Base
Address Registers 2, 3 and 4 (BAR2, BAR3 & BAR4) as indicated. These base
address registers are located at the following addresses in the PCI configuration
space:-
Base 2 = 18
h
Base 3 = 1C
h
Base 4 = 20
h
ADDRESS
(hex)
Base 2 + 0
Base 2 + 1
Base 2 + 2
Base 2 + 3
Base 2 + 4
Base 2 + 5
Base 2 + 6
Base 2 + 7
Base 2 + 8
Base 2 + 9
Base 2 + A
Base 2 + B
Base 2 + C
Base 2 + D
Base 2 + E
Base 2 + F
Base 3 + 0
Base 4 + 0
Base 4 + 2
Base 4 + 4
Base 4 + 6
FUNCTION
ACCESS
WIDTH
byte
byte
byte
byte
byte
byte
byte
byte
byte
byte
byte
byte
byte
byte
byte
byte
word
word
word
word
word
READ/
WRITE
R/W
R/W
R/W
W
R/W
R/W
R/W
W
R/W
R/W
R
R/W
R/W
R/W
R
PIO Port A Input/Output Register (Channel 0 to 7)
PIO Port B Input/Output Register (Channel 8 to 15)
PIO Port C Input/Output Register (Channel 16 to 23)
PIO Control Register
Counter/timer 0 Count Register
Counter/timer 1 Count Register
Counter/timer 2 Count Register
Counter/timer Control Register
Counter Control Register
Interrupt Enable Register
Interrupt Status Register
Analogue Output Control Register
Analogue conversion control register
Analogue input select register
Analogue input status register
Not used
Analogue input sample
Analogue output sample, Channel 0
Analogue output sample, Channel 1
Analogue output sample, Channel 2
Analogue output sample, Channel 3
R
R/W
R/W
R/W
R/W
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