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SEA01 датащи(PDF) 12 Page - STMicroelectronics

номер детали SEA01
подробное описание детали  Constant voltage and current controller with online digital trimming
PDF  24 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SEA01 датащи(HTML) 12 Page - STMicroelectronics

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Online digital trimming procedure
SEA01
12/24
DocID024452 Rev 1
3.4.1
Emulate VrefV
The command “emulate VrefV” writes data in the volatile VrefV register. It is a write
command and corresponds to the code given in Table 5.
The value of VrefV is changed according to the data sent (see Table 6). The 8th bit D8 is the
parity check bit.
Byte 1
(address, write type)
Byte 2:
command
Byte 3:
write data
x
Sent by slave (device)
x
x
Sent by master
Table 6. VrefV values
Data bits
Trim step [%]
VrefV value [V]
0
0
00
00
0
Default(1)
MSB
LSB
D1
D2
D3
D4
D5
D6
D7
D8 (pck)
0
0
0
0
0
0
0
0
0
2.500 default (1) (2)
0
0
00
00
1
1
0.2
2.505
0
0
00
01
0
1
0.4
2.510
0
0
00
01
1
0
0.6
2.515
0
0
00
10
0
1
0.8
2.520
0
0
00
10
1
0
1
2.525
0
0
00
11
0
0
1.2
2.530
0
0
00
11
1
1
1.4
2.535
0
0
01
00
0
1
1.6
2.540
0
0
01
00
1
0
1.8
2.545
0
0
01
01
0
0
2
2.550



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