SPBT2632C1A

Hardware specifications

Doc ID 022930 Rev 3

13/26

Reset

RESETN

I

3

Reset input (active low for

5 ms)

2.5 Vmax

GPIO - general purpose input/output

GPIO [0]

I/O

16

General purpose

input/output

SPI MISO

Y

GPIO [1]

I/O

17

General purpose

input/output

SPI MOSI

Y

GPIO [2]

I/O

19

General purpose

input/output

SPI SS

Y

GPIO [3]

I/O

1

General purpose

input/output

SPI CLK

Y

GPIO [4]

I/O

18

General purpose

input/output

UART 2 RXD

Y

GPIO [5]

I/O

20

General purpose

input/output

UART 2 TXD

Y

GPIO [6]

I/O

22

General purpose

input/output

ADC 0

2.5 Vmax

GPIO [7]

I/O

13

General purpose

input/output

ADC 1

2.5 Vmax

GPIO [8]

I/O

4

General purpose

input/output

ADC 2

2.5 Vmax

GPIO [9]

I/O

7

General purpose

input/output

ADC 3

2.5 Vmax

GPIO [10]

I/O

5

General purpose

input/output

Y

GPIO [11]

I/O

11

General purpose

input/output

I2C SCL

Y

GPIO [12]

I/O

12

General purpose

input/output

I2C SDA

Y

GPIO [13]

I/O

15

General purpose

input/output

Y

GPIO [14]

I/O

14

General purpose

input/output

Y

GPIO [15]

I/O

21

General purpose

input/output

DAC

2.5 Vmax

1.

Please note that the usage of ALT function is dependant upon the firmware that is loaded into the module,

and is beyond the scope of this document. The AT command interface uses the main UART by default.

Table 7.

Pin assignment (continued)

Name

Type

Pin #

Description

5 V tolerant