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Documentation Center

Name

Description

Comment

Name

Description

Comment

IO Connector Pin Order

Figure 15 shows the IO connector’s pin order. The connector is located in the bottom layer of the RAK1920
module.

Figure 15: IO connector’s pin order

Last Updated: 

7/29/2022, 10:17:19 PM

VBAT

Battery output voltage

Maximum: 4.2 V

3V3

3.3 V

Default, sensor power supply

TXD1/RXD1

UART interface

Connected only to the Click Boards connector.

CS/SCK/MOSI/MISO

SPI interface

Connected only to the Click Boards.

SDA/SCL

I2C interface

All I2C sensors

AIN0/AIN1

ADC input interfaces

Grove or click Boards

INT

Hardware Interrupt

Connected only to the Click Boards connector.

RST

Reset

Connected only to the Click Boards connector.

PWM

PWM input

Connected only to the Click Boards connector.

EN

Boost Converter Enable

IO5

IO1/IO3

General purpose I/O

Connected to Grove digital I/O sensors’ connectors.

Содержание RAK1920

Страница 1: ...dd the RAKwireless Core boards on your Arduino board install the RAKwireless Arduino BSP Follow the steps in the Github repo Product Configuration Hardware Setup RAK1920 is a WisBlock Interface module...

Страница 2: ...lkscreen Follow carefully the procedure defined in RAK5005 O module assembly disassembly instructions to attach a WisBlock module Once attached carefully fix the module with one or more pieces of M1 2...

Страница 3: ...to detach the module from the baseboard Figure 5 Applying even forces on the proper location of a WisBlock module NOTE If you will connect other modules to remaining WisBlock Base slots check on the W...

Страница 4: ...ttery wires are matching the polarity on the WisBlock Base board Not all batteries have the same wiring Software Configuration and Example The RAK1920 module is a sensor extension module it supports s...

Страница 5: ...Documentation Center Using RAK4631 WisBlock Core Figure 7 Selecting RAK4631 as WisBlock Core Using RAK11200 WisBlock Core Figure 8 Selecting RAK11200 as WisBlock Core Using RAK11300 WisBlock Core...

Страница 6: ...hub will work on all WisBlock Core You can open the the example codes depending on your WisBlock Core as shown in Figure 9 Figure 10 and Figure 11 For this guide we will be using Grove PIR AS312 Sampl...

Страница 7: ...e code for RAK11200 WisBlock Core Sample code for RAK11300 Figure 12 Opening RAK1920 example code for RAK11300 WisBlock Core 3 Once the example code is open you can now select the right serial port an...

Страница 8: ...14 Uploading the RAK1920 example code 5 When you successfully uploaded the example sketch open the Serial Monitor of the Arduino IDE to see the sensor s reading logs If you see the logs as shown in Fi...

Страница 9: ...Documentation Center Figure 15 RAK1920 sensor data logs Sample code for other sensors Grove Color TCS3472 MikroBUS Temperature TMP102 QWIIC AirQuality SGP30 Last Updated 7 29 2022 10 17 19 PM...

Страница 10: ...For example the RAK1920 supports the Click Boards series of modules provided by Mikroe Qwiic Connect sensor interface designed by SparkFun Also it supports all kinds of I2C module digital I O UART and...

Страница 11: ...de the tabular data of the functionalities and standard values of the RAK1920 WisBlock Sensor Adapter Module Interfaces Mikroe Click Boards Interfaces The RAK1920 supports all the Click boards modules...

Страница 12: ...support sensors with Grove UART interface and ADC sensors To enable the UART interface a resistance connection needs to be added by the customer When using the Grove UART interface sensor module repl...

Страница 13: ...on definition Pin Color Function Qwiic Sensor Interface The RAK1920 module supports sensors manufactured by SparkFun through the Qwiic Connect interface Figure 7 shows the Qwiic Connect interface Figu...

Страница 14: ...terface sensors NOTE The I2C interface only supports 3 3 V type of sensors The reversed I2C interface is shown in Figure 9 RAK 1920 Ver A 3 3V GND SDA SCL Figure 9 Reserved I2C Interface Electrical Ch...

Страница 15: ...d operating conditions of the RAK1920 module Symbol Description Min Nom Max Unit Mechanical Characteristics Board Dimensions Figure 10 Mechanical Dimensions WisConnector PCB Layout Iout Boost converte...

Страница 16: ...Documentation Center Figure 11 WisConnector PCB footprint and recommendations Schematic Diagram Figure 12 Schematic Diagram The following sections will describe the schematic of the RAK1920 module...

Страница 17: ...AT is the battery output voltage usually between 3 7 V and 4 2 V The EN pin enables the boost converter and is controlled by the WisBlock Core module of the overall solution WARNING The 3V3_S has to b...

Страница 18: ...sensor power supply TXD1 RXD1 UART interface Connected only to the Click Boards connector CS SCK MOSI MISO SPI interface Connected only to the Click Boards SDA SCL I2C interface All I2C sensors AIN0 A...

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