User's Manual

ManualsBrandsSilicon Laboratories Finland ManualsElectronicsBLE121LR long range Bluetooth Smart module

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Bluegiga Technologies Oy

Page 8 of 31

9

P0_4

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

10

P0_5

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

11

P0_6

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

12

P0_7

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

30

P1_2

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

29

P1_3

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

28

P1_4

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

27

P1_5

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

17

P1_6

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

19

P2_0

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

20

P2_1

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

21

P2_2

I/O

Configurable Input/Output. See Table 4:

Peripheral I/O Pin Mapping

Table 2: Configurable I/O Terminals

Pin Number

Pin Name

Pad Type

Description

24

SCL

I2C clock

25

SDA

I2C data

18

DCDC_CNTRL

Output

On / by-pass control for an external

DCDC converter

Table 3: Non-configurable Terminals