Table 5−1. ExCA Registers and Offsets (continued)

EXCA REGISTER NAME

PCI MEMORY ADDRESS

EXCA OFFSET

EXCA OFFSET

OFFSET (HEX)

(CARD A)

(CARD B)

 

 

 

 

 

Reserved

826

26

66

 

 

 

 

Reserved

827

27

67

 

 

 

 

Memory window 3 start-address low-byte

828

28

68

 

 

 

 

Memory window 3 start-address high-byte

829

29

69

 

 

 

 

Memory window 3 end-address low-byte

82A

2A

6A

 

 

 

 

Memory window 3 end-address high-byte

82B

2B

6B

 

 

 

 

Memory window 3 offset-address low-byte

82C

2C

6C

 

 

 

 

Memory window 3 offset-address high-byte

82D

2D

6D

 

 

 

 

Reserved

82E

2E

6E

 

 

 

 

Reserved

82F

2F

6F

 

 

 

 

Memory window 4 start-address low-byte

830

30

70

 

 

 

 

Memory window 4 start-address high-byte

831

31

71

 

 

 

 

Memory window 4 end-address low-byte

832

32

72

 

 

 

 

Memory window 4 end-address high-byte

833

33

73

 

 

 

 

Memory window 4 offset-address low-byte

834

34

74

 

 

 

 

Memory window 4 offset-address high-byte

835

35

75

 

 

 

 

I/O window 0 offset-address low-byte

836

36

76

 

 

 

 

I/O window 0 offset-address high-byte

837

37

77

 

 

 

 

I/O window 1 offset-address low-byte

838

38

78

 

 

 

 

I/O window 1 offset-address high-byte

839

39

79

 

 

 

 

Reserved

83A

3A

7A

 

 

 

 

Reserved

83B

3B

7B

 

 

 

 

Reserved

83C

3C

7C

 

 

 

 

Reserved

83D

3D

7D

 

 

 

 

Reserved

83E

3E

7E

 

 

 

 

Reserved

83F

3F

7F

 

 

 

 

Memory window page register 0

840

 

 

 

 

Memory window page register 1

841

 

 

 

 

Memory window page register 2

842

 

 

 

 

Memory window page register 3

843

 

 

 

 

Memory window page register 4

844

5−4

Page 132
Image 132
Texas Instruments PCI7411, PCI7611, PCI7621, PCI7421 manual Exca Register Name PCI Memory Address Exca Offset Offset HEX