UM-PM-029
DA9213, DA9214, and DA9215 Performance
Boards
User Manual
Revision 2.0
25-Feb-2022
CFR0012
28 of 37
© 2022 Renesas Electronics
Table 2: DA9214 Performance Board (227-04-D) Links Description
Link
Position 1
(Pin 1-2)
Position 2
(Pin 2-3)
Function
J2
BUCKA local GND
BUCKA VSS local headers
J3
To VSYS
Enables diode D1 when VSYS supply is connected
J6
To GND
Short VSYS to GND
J10
To VOUT
Connects LA2 to the output of the BUCKA converter
J11
To VOUT
Connects LA1 to the output of the BUCKA converter
J13
To clock input
Connects GPIO1 to plug for external clock input signal
J14
BUCKA local VOUT
BUCKA VOUT local headers
J15
Signal headers
I/Os and main signals
J16
to VSYS
Connects VSYS pin to the VSYS rail
J18
BUCKB local VOUT
BUCKB VOUT local headers
J19
To VOUT
Connects LB2 to the output of the BUCKB converter
J20
to VOUT
Connects LB1 to the output of the BUCKB converter
J21
to VDDIO
Connections for GPIOs pull up resistors
J22
Connects GPIOs to
100 kΩ pull up resistors
J23
to VDDIO
c
onnections for nIRQ (via 100 kΩ pull up resistors)
J24
Connection for GPIOs
J25
Connects GPIOs to GND (via
100 kΩ pull down
resistors)
J26
to VDDIO
Connection for I
2
C interface pull up (via 2.2
kΩ
resistors)
J27
Connects GPIOs to ATSAM3U
J28
to VDDIO
(via 100
kΩ resistor)
to GND
(via 1
kΩ resistor)
Connection for IC_EN
J30
to ATSAM3U port
to J29
Connection for IC_EN
J31
to SPI_SCLK
to SCL_0
Selection of SPI or I
2
C clock
J32
to SPI_MOSI
to SDA_0
Selection of SPI or I
2
C data
J36
BUCKB local GND
BUCKB VSS local headers
J37
to VDDIO_OUT
Connects VDDIO to the VDDIO_OUT rail generated by
external LDO
J38
to VDDIO_OUT
Connection of VDDIO_USB used by ATSAM3U
J39
low voltage VDDIO
Selection of VDDIO_OUT voltage:
open => 3.3 V
short => 1.8 V
