UM-B-114
DA14531 Development Kit Pro Hardware User Manual
User Manual
Revision 1.4
23-Apr-2020
32 of 82
© 2021 Dialog Semiconductor
Figure 26: Full UART (4-wire) Connectivity
5.3.5
Push Buttons
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There are two available push buttons, SW2 and SW3, on DA14531 PRO-MB
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Push buttons are available mainly for DA14531 FCGQFN24 PRO-DB
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SW3 is connected to SWDIO signal (P0_10 for DA14531 FCGQFN24). Users must enable SW3
on software
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SW2 is assigned to P0_11 of DA14531 FCGQFN24 (P3_1 of PRO-MB)
Figure 27: Miscellaneous Peripherals