Epson S1R75801F00A Technical Manual page 62

Ieee1394 controller
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S1R72803F00A
Address Register Name
0x2A
CmprIndex
0x2B
CmprWindow
Compare Offset Address Index Window Register
This register sets a compare offset address.
When the BlkWrAreaSet bit is "1" and a BlockWriteRequest packet having an Destination_Offset address same
as a value set to this register is received, the received data of payload is received by the RxStreamArea.
0x2A Compare Index
This is a register to set an index number to select a channel.
0x2B Compare Window
This is a register to view a window specified by the Compare Index.
Compare Address Index/Window Register
ChnlIndex
ChnlWindow
0x00
CompareDOffset0
0x01
CompareDOffset1
0x02
CompareDOffset2
0x03
CompareDOffset3
0x04
CompareDOffset4
0x05
CompareDOffset5
0x06
(Reserved)
:
(Reserved)
0x0F
(Reserved)
Compare Destination Offset Address
When the BlkWrAreaSet bit is "1" and a BlockWriteRequest packet having an Destination_Offset address same
as a value set to this register is received, the received data of payload is received by the RxStreamArea. This
address is valid when the BlkWrAreaSel bit of the AsyDmaCtl Register is "1".
58
Bit Symbol
7:
6:
5:
4:
3: Compare Index[3]
2: Compare Index[2]
1: Compare Index[1]
0: Compare Index[0]
7: Compare Window[7]
6: Compare Window[6]
5: Compare Window[5]
4: Compare Window[4]
3: Compare Window[3]
2: Compare Window[2]
1: Compare Window[1]
0: Compare Window[0]
bit7
bit6
(MSB)
Compare Destination Offset Address[47:0]
R/W
Description
0:
0:
0:
0:
R/W
Compare Address Index
R/W
Compare Address Window
bit5
bit4
bit3
EPSON
H.Rst S.Rst B.Rst
1:
1:
1:
1:
0x00 0x00
0x00 0x00
bit2
bit1
bit0
(LSB)

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