m41t93 STMicroelectronics, m41t93 Datasheet - Page 14

• Manufacturer Part Number: m41t93
• Description: Serial Spi Bus Rtc With Battery Switchover
• Manufacturer: STMicroelectronics

Figure 7.
Figure 8.
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E
SCL
SDO
E
SCL
SDO
SDI
SDI
W/R BIT
W/R BIT
Read mode sequence
Write mode sequence
MSB
MSB
7
7
0
0
HIGH IMPEDANCE
6
6
1
1
5
5
7 BIT ADDRESS
2
2
7 BIT ADDR
4
4
3
3
3
3
4
4
2
2
5
5
1
1
6
6
0
0
7
7
MSB
MSB
7
7
8
8
6
HIGH IMPEDANCE
6
9
9
5
10
5
DATA BYTE
DATA OUT
4
(BYTE 1)
4
3
12 13 14 15 16 17
3
2
2
1
1
0
15
0
MSB
7
7
6
5
DATA OUT
(BYTE 2)
4
3
2
1
22
0
AI04636
AI04635