SEA01 datasheet(12/24 Pages) STMICROELECTRONICS

No. de pieza	SEA01

Descripción Electrónicos	Constant voltage and current controller with online digital trimming

PDF	24 Pages

Scroll/Zoom	100%

Fabricante Electrónico	STMICROELECTRONICS [STMicroelectronics]

Página de inicio	http://www.st.com

Logo

12 / 24 page

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

Sent by slave (device)

Sent by master

Table 6. VrefV values

Data bits

Trim step [%]

VrefV value [V]

Default(1)

MSB

LSB

D8 (pck)

2.500 default (1) (2)

0.2

2.505

0.4

2.510

0.6

2.515

0.8

2.520

2.525

1.2

2.530

1.4

2.535

1.6

2.540

1.8

2.545

2.550

SEA01 Datasheet(PDF) 12 Page - STMicroelectronics

SEA01 Datasheet(HTML) 12 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Datasheet Descarga

Enlace URL