BU97520AKV-M Datasheet, PDF (19/44 Pages) Rohm – AEC-Q100 Qualified

BU97520AKV-M
Serial Data Output
17. When SCL is stopped at the low level^(Note14)
Datasheet
SCE
SCL
SDI
11000010
B0
B1
B2
B3
A0
A1
A2
A3
SDO
(Note14)
1. X=Don’t care
2. B0 to B3, A0 to A3: Serial Interface address
X
KD1 KD2
Output Data
Figure 11. Serial data output format
2. When SCL is stopped at the high level^(Note15)
SCE
KD27 KD28 KD29 KD30 SA
SCL
SDI
11000010
B0
B1
B2
B3
A0
A1
A2
A3
SDO
X
KD1 KD2 KD3
Output Data
KD28 KD29 KD30 SA
X
Figure 12. Serial Data Output Format
(Note15)
1. X=Don’t care
2. B0 to B3, A0 to A3: Serial Interface address
3. Serial Interface address: 43H
4. KD1 to KD30: Key data
5. SA: Sleep acknowledge data
6. If a key data read operation is executed when SDO is high, the read key data (KD1 to KD30) and sleep acknowledge data (SA) will be invalid.
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