WM8351CGEB/RV WOLFSON [Wolfson Microelectronics plc], WM8351CGEB/RV Datasheet - Page 150
WM8351CGEB/RV
Manufacturer Part Number
WM8351CGEB/RV
Description
Manufacturer
WOLFSON [Wolfson Microelectronics plc]
Datasheet
1.WM8351CGEBRV.pdf
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WM8351
16.3 OPEN-DRAIN LED OUTPUTS
16.4 LED DRIVER CONNECTIONS
w
The three open-drain outputs ISINKC, ISINKD and ISINKE are alternate functions of the GPIO10,
GPIO11 and GPIO12 pins, respectively (see Section 20). They can drive LEDs connected to LINE,
with a series resistor. Note that the GPIO pins have other alternate functions, which will not be
available that pin is configured as ISINKC, ISINKD or ISINKE.
The recommended connection for LEDs on ISINKA is illustrated in Figure 72.
Figure 72 LED Connection to ISINKA
The recommended connections for LEDs on ISINKC, ISINKD and ISINKE are illustrated in Figure 73.
Figure 73 LED Connections to ISINKC, ISINKD and ISINKE
WM8351
WM8351
SINKGND
GND
ISINKA
ISINKC
VDD
VDD
R
PD, April 2012, Rev 4.5
Production Data
150
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