UM-B-093
DA1469x PRO Development Kit
User Manual
Revision 1.1
19-Feb-2019
CFR0012
6 of 22
© 2019 Dialog Semiconductor
3.4 Main Features of Mainboard in DA1469x PRO DK
■
Main USB connector
NOTE
USB host must support USB 2.0 high-speed for reliable power measurements.
■
USB hub with two downstream ports:
□
Port1: SEGGER JLink-OB SWD-JTAG debugger for ARM Cortex M33
□
Port2: FT2232H multiprotocol serial interface providing a booting/debugging/HCI UART (2-pin
or 4-pin) and SPI connected to the current measurement circuit Analog/Digital converter
■
Low profile Connectors mating to the 69x daughterboard
■
Breakout Headers (
Figure 2
, two pieces, 2 × 20 pins in each piece) for monitoring GPIO and
power signals, with markings of signal names on the PCB top silkscreen
Figure 2: DA1469x DK PRO Mainboard Breakout Headers
■
Headers for the dedicated LRA/ERM haptic motor driver pins
■
One user button K1, connected to a GPIO through a jumper
■
LDO adjustable from 1.8 V up to 4.2 V to supply the VBAT pin (default 3.0 V)
Figure 3: VBAT Adjustable LDO
P1_1
P1_0
P1_7
P1_6
P1_5
P1_4
P1_3
P1_2
P1_12
P1_11
P1_10
P1_9
P1_8
P1_13
P1_18
P1_17
P1_16
P1_15
P0_17
P1_22
P1_21
P1_20
P1_19
P1_14
P0_29
P0_30
P0_26
P0_18
P0_8
P0_28
P0_19
P0_24
P0_6
P0_16
P0_27
P0_20
P0_25
P0_9
P0_7
P0_21
P0_0
P0_3
P0_2
P0_1
P0_31
P0_12
P0_11
P0_10
P0_5
P0_4
P0_23x
P0_22x
P0_15x
P0_14x
P0_13
LED2
LED1
RSTn
VBAT_IN
V12
V14
V18
V18P
V30
J3
3
0
2
0
-4
0
-0
3
0
0
-0
0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
J4
3
0
2
0
-4
0
-0
3
0
0
-0
0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
R127
100.0k
C115
10nF
TP11
VFB
1.8V OPEN
R93
8.06k
ADJ PLACE 1-2
3.0V PLACE 2-3
R24
0
VBUS_HUB
U5
AP2127K-ADJTRG1
Vin
1
GND
2
3
SHDN
4
ADJ
OUT
5
R25
9.53k
C20
1.0uF
C21
1.0uF
PWR_ENABLE
VLDO
R23
12.0k
R121
3.9k
J5
87898-0455
LP5
500mA_470 OHM
