R274 Jmp Jumper (P23); Batt Installed Jumper (P25) - Analog Devices ADSP-BF526 EZ-Board Manual

Jumpers
page 1-35 for more information about the power saving capabilities of the
EZ-Board. By default,

R274 JMP Jumper (P23)

The R274 JMP jumper (
resistor in the charge rate circuit of the ADP2291 single cell lithium ion
battery. bypasses R274 when installed and effectively makes a
P23
zero ohm connection to the
the ADP2291 battery charger, see
is used in conjunction with the
sections for more information:
page 2-24, "CHG GPIO Jumper (JP15)" on page
surements" on page

BATT Installed Jumper (P25)

The BATT installed jumper (
fuel gauge that a lithium ion battery is installed. When using the battery,
install a jumper on
( ). By default,
SW22
2-26
are installed.
P21—22
) provides a means to short out a R274 set
P23
WALL_SENSE
"Power Architecture" on page
and
JP17
"CHG Control Jumper (JP17)" on
1-36. By default,
) serves as an indication to the BQ27500
P25
before turning
P25
is uninstalled.
P25
ADSP-BF526 EZ-Board Evaluation System Manual
signal. For more information on
jumpers; see the following
JP15
2-23, and
is uninstalled.
P23
the battery's power switch
ON
1-30.
P23
"Power Mea-