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●ＵＷＤ
＜I2C Read Bus → ６５６ insertion specification.＞
In case of 1byte Read register (RD[7:0]), it is superposed as below
・Read register 1 byte.
st
・６５６ insertion： 1
word.
D7
D6
D5
0
1
RD7
・６５６ insertion： 2nd word
●ＣＳ
Check sum means total value of ＤＩＤ to ＵＷＤ as below.
１）10bit mode
It calculates total value of the 9bits low ranks of DID, SDID, DC and all of UDW.
MSB(D9) means D8 of calculated valu. (it ignores the over flow.)
D9
D8
Total value of the 9bits low ranks of DID, SDID, DC and all of UDW.
D8
２）８ｂｉｔ mode
It calculates total value of the 7bits low ranks of DID, SDID, DC and all of UDW.
MSB(D7) means D6 of calculated valu. (it ignores the over flow.)
D7
D6
Total value of the 9bits low ranks of DID, SDID, DC
D6
Feb./2005
RD7
RD6
RD5
D4
D3
D2
RD6
RD5
RD4
D7
D6
0
0
D7
D6
D5
D4
(it ignores the over flow.)
D5
D4
D3
D2
and all of UDW.(it ignores the over flow.)
RD4
RD3
RD2
D1
D0
D(-1)
D(-2)
0,0
0
0
(10bit mode)
D5
D4
D3
RD3
RD2
RD1
D3
D2
D1
D1
D0
RD1
RD0
D2
D1
D0
D(-1)
0
RD0
1
(10bit mode)
D0
TC90101FG
D(-2)
0,0
14
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