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10

RAK2245 Pi HAT

10

RAK2245 Pi HAT User Manual V1.2

Note:

With RF output power level above +15 dBm a minimum distance to a

transmitter should be 1 m for avoiding too large input level.

2.11.2

Maximum ESD

The table below lists the maximum ESD.

Parameter

Min Typical

Max

Remarks

ESD sensitivity for all

pins except ANT1

1 kV

Human Body Model according to

JESD22-A114

ESD sensitivity for

ANT1

1 kV

Human Body Model according to

JESD22-A114

ESD immunity for ANT1

4 kV

Contact Discharge according to

IEC 61000-4-2

8 kV

Air Discharge according to IEC

61000-4-2

Table 4

| Maximum ESD Ratings

Note:

The module is an Electrostatic Sensitive Device and require special

precautions when handling.

2.11.3

Operating Conditions

The table below lists the operation temperature range.

Parameter

Min.

Typical

Max.

Remarks

Normal operating

temperature

–20°C

+25°C

+65°C

Fully functional and meets 3GPP

specifications

Extended operating

temperature

–40°C

+25°C

+85°C

RF performance may be affected if

outside the normal operating range, but

the module is still fully functional

Table 5 |

Operation Temperature Range

2.11.4

Power Consumption

le 6

| Power C

onsumption

Mode

Condition

Min

Typical

Max

Active-Mode(TX)

TX enabled and RX disabled.

336mA

Active-Mode(RX )

TX disabled and RX enabled.

360mA

Summary of Contents for WisLink-LoRa RAK2245 Pi HAT

Page 1: ...14 PAGES User Manual for www RAKwireless com Visit our website for more document Version V1 2 February 2019 WisLink LoRa Concentrator Module Raspberry Pi HAT Edition RAK2245 Pi HAT ...

Page 2: ...6 SPI Interface 8 2 7 UART and I2C 9 2 8 Digital IOs 9 2 9 LEDs 9 2 10 Antenna RF Interface 9 2 11 Electrical Characteristics 9 2 11 1 Absolute Maximum Rating 9 2 11 2 Maximum ESD 10 2 11 3 Operating Conditions 10 2 11 4 Power Consumption 10 2 12 RF Characteristics 11 2 12 1 Transmitter RF Characteristics 11 2 12 2 Receiver RF Characteristics 12 3 Source Codes 13 4 Setup Network Server and Frequen...

Page 3: ... Table 4 Maximum ESD Ratings 10 Table 5 Operation Temperature Range 10 Table 6 Power Consumption 10 Table 7 RF Output Power Level 11 Table 8 TX RF Characteristics 11 Table 9 RX RF Characteristics 12 List of Figures Figure 1 Package Contents 5 Figure 2 RAK2245 Pi HAT Overview 5 Figure 3 RAK2245 Pi HAT Block Diagram 6 Figure 4 Raspberry Pi Connector Overview 7 ...

Page 4: ... economical way to create different solutions like smart grid intelligent farm and other IoT applications It is also ideal for manufacturing small series that can expand into more applications Note There are 2 type version with RAK2245 Series for the various interface in GPS mdoule If you need use the Cellular Module RAK2013 series you must select the RAK2245 series I2C version If you don t need t...

Page 5: ...kage Contents Figure 1 Package Contents 2 RAK2245 Pi HAT Board 2 1 Overview RAK2245 Pi HAT module with Raspberry Pi connector is shown below it has outer dimensions of 56 00 x 65 00 x 22 00 mm 2mm Figure 2 RAK2245 Pi HAT Overview RAK2245 Pi HAT board 1x iPEX Antenna 1x GPS Active Antenna 1x ...

Page 6: ...ability and allow different use cases It is important to understand the differences between those demodulation paths to make the best possible use from the system 2 3 Operating Frequencies The board supports all LoRaWAN frequency channels as below Which is easy to configure while building the firmware from the source code Region Frequency MHz Europe EU433 EU868 China CN470 North America US915 Asia...

Page 7: ...nnect to GPS Module I2C_SDA 4 5V 5V Supply Voltage 5 SCL I2C_SCL Connect to GPS Module I2C_SCL 6 GND GND 7 NC No Connection 8 UART_ RXD It should be connected to RASPBERRY PI s UART_TXD This pin is connected to GPS Module s UART_RXD internally 9 GND GND 10 UART_T XD It should be connected to RASPBERRY PI s UART_RXD This pin is connected to GPS Module s UART_TXD internally 11 RESET SX1301 RESET GPI...

Page 8: ... GND GND 26 NC No Connection 27 ID_SD I2C_SDA for HAT ID EEPROM 28 ID_SC I2C_SCL for HAT ID EEPROM 29 NC No Connection 30 GND GND 31 NC No Connection 32 NC No Connection 33 RESET _GPS GPS Module reset PIN GPIO13 of Raspberry Pi 34 GND GND 35 STAND BY_GP S GPS Module standby PIN GPIO19 of Raspberry Pi 36 NC No Connection 37 NC No Connection 38 NC No Connection 39 GND GND 40 NC No Connection Table 2...

Page 9: ...or LoRa and GPS antennas over the standard UFL connectors Hirose U FL R SMT It has a characteristic impedance of 50OHM and supports both Tx and Rx via RF ports providing the antenna interface 2 11 Electrical Characteristics The following are the electrical characteristics of RAK2245 Pi HAT Please contact us if you need other details and or parameter for your project 2 11 1 Absolute Maximum Rating ...

Page 10: ...according to IEC 61000 4 2 Table 4 Maximum ESD Ratings Note The module is an Electrostatic Sensitive Device and require special precautions when handling 2 11 3 Operating Conditions The table below lists the operation temperature range Parameter Min Typical Max Remarks Normal operating temperature 20 C 25 C 65 C Fully functional and meets 3GPP specifications Extended operating temperature 40 C 25 ...

Page 11: ...Level T 25 VDD 5V Typical if nothing else stated 8 TX RF Characteristics PA Control DAC Control MIX Control DIG Gain Nominal RF Power Level dBm 0 3 8 0 6 0 3 10 0 3 0 3 14 0 0 1 3 9 3 4 1 3 8 0 8 1 3 9 0 10 1 3 11 0 12 1 3 12 0 14 1 3 13 0 16 2 3 12 0 17 2 3 13 0 19 2 3 14 0 20 3 3 10 0 0 3 3 11 0 0 3 3 12 0 25 3 3 13 0 26 3 3 14 0 27 Parameter Condition Min Typ Max Frequency Range 863 MHz 870 MHz...

Page 12: ...RSSI calibration values which is part of HAL v3 1 For both Radio 1 and 2 the RSSI offset should be set to 169 The following table gives typical sensitivity level of RAK2245 Pi HAT Table 9 RX RF Characteristics Signal Bandwidth KHz Spreading Factor Sensitivity dBm 125 12 139 125 7 126 250 12 136 250 7 123 500 12 134 500 7 120 ...

Page 13: ... setup it firstly For the detailed setup steps please refer to this documentation here is the link http docs rakwireless com en LoRa RAK2245 Pi HAT Application Notes Get_Start_with_RAK2245_Pi_HAT_V2 4R pdf 5 Contact Information Shenzhen Business ken yu rakwireless com Room 506 Bldg B New Compark Pingshan First Road Taoyuan Street Nan shan District Shenzhen Shenzhen Technical steven tang rakwireles...

Page 14: ...AK2245 Pi HAT User Manual Product Name LoRa Concentrator Module Revision Number V1 2 Prepared by Checked by Approved by Jeff Penn Jeff About RAKwireless RAKwireless is the pioneer in providing innovative and diverse cellular and LoRa connectivity solutions for IoT edge devices It s easy and modular design can be used in different IoT applications and accelerate time to market For more information ...

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