ICP DAS USA PIO-D144 Series, Руководство пользователя, Страница: 2 / 48

PIO-D144 User’s Manual
Page 2 Version: 2.1 Date: 1999/10
Tables of Contents
1. INTRODUCTION ......................................................................................................................... 3
2. HARDWARE CONFIGURATION............................................................................................... 4
2.1 B
OARD
L
AYOUT
............................................................................................................................ 4
2.2 I/O P
ORT
L
OCATION
.................................................................................................................... 5
2.3 E
NABLE
I/O O
PERATION
.............................................................................................................. 5
2.4 D/I/O A
RCHITECTURE
................................................................................................................. 6
2.5 I
NTERRUPT
O
PERATION
............................................................................................................... 7
2.6 D
AUGHTER
B
OARDS
.................................................................................................................. 12
2.7 P
IN
A
SSIGNMENT
....................................................................................................................... 18
3. I/O CONTROL REGISTER....................................................................................................... 20
3.1 H
OW TO
F
IND THE
I/O A
DDRESS
................................................................................................. 20
3.1.1 PIO_DriverInit............................................................................................................... 22
3.1.2 PIO_GetConfigAddressSpace........................................................................................ 23
3.1.3 Show_PIO_PISO ........................................................................................................... 24
3.2 T
HE
A
SSIGNMENT OF
I/O A
DDRESS
............................................................................................ 25
3.3 T
HE
I/O A
DDRESS
M
AP
............................................................................................................. 27
3.3.1 RESET\ Control Register ............................................................................................... 27
3.3.2 AUX Control Register .................................................................................................... 28
3.3.3 AUX data Register.......................................................................................................... 28
3.3.4 INT Mask Control Register ............................................................................................. 28
3.3.5 Aux Status Register ........................................................................................................ 29
3.3.6 Interrupt Polarity Control Register ............................................................................... 29
3.3.7 Read/Write 8-bit data Register ...................................................................................... 30
3.3.8 Active I/O Port Control Register.................................................................................... 30
3.3.9 I/O Selection Control Register....................................................................................... 31
4. DEMO PROGRAM ..................................................................................................................... 32
4.1 PIO-D144.H ............................................................................................................................ 33
4.2 D
EMO
1: U
SE
D/O
OF
CN1 ....................................................................................................... 34
4.3 D
EMO
2: U
SE
D/O
OF
CN1~CN6 .............................................................................................. 36
4.4 D
EMO
3: I
NTERRUPT DEMO
1 ...................................................................................................... 38
4.5 D
EMO
4: I
NTERRUPT DEMO
2 ...................................................................................................... 40
4.6 D
EMO
5: I
NTERRUPT DEMO
3 ...................................................................................................... 42
4.7 DEMO 6: O
UTPORT OF
CN1-CN6............................................................................................ 44
4.8 D
EMO
10: F
IND
C
ARD
N
UMBER
................................................................................................. 47
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