103
PCI Register Specifications
Section B-2
B-2
PCI Register Specifications
B-2-1
PCI Register Map
B-2-2
Board ID (Offset 0x0000)
BD_ID (bit0 to bit3)
The Board ID set by the rotary switch on the Board is read.
A value from 0 to 9 can be read.
Board ID = (bit3
×
2
3
) + (bit2
×
2
2
) + (bit1
×
2
1
) + (bit0
×
2
0
)
B-2-3
Board Reset (Offset 0x0001)
BD_RST (bit0)
When you set this flag to 1, you can have a hardware reset on the CompoNet
Master Board.
Offset
Name
Access rule
0x0000
Board ID
Read
0x0001
Board reset
Write
0x0002
Interrupt control register
(Interrupt from PC to Board)
Interrupt trigger
Write
0x0003
Interrupt request
confirmation
Read
0x0004
Interrupt control register
(Interrupt from Board to PC)
Interrupt mask
Read / Write
0x0005
Interrupt cause
indication
Read
0x0006
Interrupt clear
Write
0x0007
to 0x000F
(Reserved)
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
Flag
Reserved
Reserved
Reserved
Reserved
BD_ID
Access rule
-
-
-
-
R
Initial value
-
-
-
-
The value set by the rotary switch
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
Flag
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
BD_RST
Access rule
-
-
-
-
-
-
-
W
Initial value
-
-
-
-
-
-
-
-
Summary of Contents for 3G8F7-CRM21
Page 4: ...iv...
Page 10: ...x TABLE OF CONTENTS...
Page 46: ...26 Connecting the Communications Power Supply Cables Section 2 4...
Page 74: ...54 Board Hardware Error Notification Section 4 8...
Page 173: ...153 APPENDIX D Sample Program D 1 Sample Program 154...
Page 230: ...210 Wiring for Power Supply Section E 5...
Page 234: ...214 Index...
Page 236: ...216 Revision History...
Page 237: ......