STEVAL-SPBT2ATV3

I/O connections

Doc ID 023242 Rev 2

3/8

2.2

Reset switch

A reset switch SW1 is present on the dongle. When SW1 is pushed SPBT2532C2.AT is

forced to reset.

The following prompt is displayed on the screen:

●

AT-AB - command mode

●

AT-AB BDAddress xxxxxxxxxxxx

Table 2.

Pad connections

Pads

Description

TP

1

Reset - connected in parallel to onboard reset switch

2

SPBT2532C2.AT2 supply voltage

3

Boot pin - used for firmware downloading - used for testing purposes

4

GPIO01 - general purpose I/O – LED5 is connected to this pin

5

GPIO02 - general purpose I/O – LED4 is connected to this pin

6

GPIO03 - general purpose I/O – LED3 is connected to this pin

7

GPIO04 - general purpose I/O – LED2 is connected to this pin

8GND

9GND

10

USB + (5 V)

11

GND

12

Used for testing purposes

13

Used for testing purposes

14

Used for testing purposes

15

Used for testing purposes

16

Used for testing purposes

17

Used for testing purposes

18

3.3 V