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N1EDOC-DS-IN100-EN-V1.3

Contents

About Documentation.................................................................................. 2

1.

Product Overview ................................................................................. 8

2. Package Pin Out Information ............................................................... 11

2.1.

Pin definition ......................................................................................................11

3. Function Block Description..................................................................14

3.1.

Overview of beacon packets and beacon data set creation.................................14

3.2.

Advertising control and packet definition...........................................................14

3.3.

eFuse memory (OTP)..........................................................................................14

3.4.

SRAM................................................................................................................. 15

3.5.

Advertising control ............................................................................................ 15

3.5.1.

Continuous advertising mode......................................................................................................16

3.5.2.

Event-driven trigger mode ..........................................................................................................16

3.5.3.

Advertising data source ..............................................................................................................18

4. Sub-system Description .....................................................................20

4.1.

UART ................................................................................................................ 20

4.1.1.

UART speed detection ............................................................................................................... 20

4.2.

I2C.................................................................................................................... 22

4.3.

Pulse train counting and pulse width detection ................................................. 22

4.4.

Sensor ADC....................................................................................................... 22

4.4.1.

On-chip VCC monitoring............................................................................................................. 23

4.4.2.

On-chip temperature monitoring ............................................................................................... 24

4.4.3.

MGPIO analog measurement....................................................................................................... 24

4.5.

Load switch - power supply control................................................................... 24

4.6.

Random number generator ............................................................................... 25

4.7.

Timers (Always-on domain) ............................................................................... 25

4.8.

Sleep and wake-up settings .............................................................................. 25

4.9.

Power management.......................................................................................... 26

4.9.1.

Power supply.............................................................................................................................. 26

4.10.

Clock sources ................................................................................................... 27

4.10.1.

RC 32kHz.................................................................................................................................... 27

4.10.2.

RTC 32.768kHz ........................................................................................................................... 28

4.10.3.

RC 26MHz ................................................................................................................................... 29

4.10.4.

XO clock ..................................................................................................................................... 30

4.11.

eFuse memory programming (OTP) .................................................................... 31

4.12.

Radio frequency sub-system.............................................................................. 31