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3  TYPICAL HARDWARE CONNECTIONS 

Figure 3-1 shows the typical hardware connections where GL6509 is connected as a modem. 

 

FIGURE 3-1: HARDWARE CONNECTIONS 

 

3.1 INTERFACE TO HOST MCU 

A typical application of GL6509 is to use the UART connection to communicate with a host controller. In 
this application, the GL6509 is treated as a LoRa modem. 

 

 

TABLE 3-1: DEFAULT UART SETTINGS 

Specification 

Description 

Baud Rate 

9600 bps 

Data Length 

8 bits 

Parity Bit 

No 

Stop Bits 

1 bit 

Hardware Flow Control 

No 

 

 

Summary of Contents for GL6509

Page 1: ...nsor integration Sensor vendors can speed up their LPWAN integration by embedding this module in their designs This module will take care of the LPWAN communication with our LPWAN AP and cloud service...

Page 2: ...AL HARDWARE CONNECTIONS 9 3 1 INTERFACE TO HOST MCU 9 3 2 GPIO AND INTERRUPT PINS 10 3 3 ANTENNA CONNECTIONS 10 3 4 POWER PIN 10 3 5 BOOT PIN 10 3 6 RESET PIN 10 4 0 PHYSICAL DIMENSIONS 11 5 0 APPLICA...

Page 3: ...LoRa modulation depending on the spreading factor SF GL6509 can achieve system receiver sensitivity of 137 5 dBm TABLE 1 1 RECEIVER SENSITIVITY OF SYSTEM WITH 125 KHz MODE UPLINK WITH SX1257 SF Data r...

Page 4: ...Name Type Description 1 GND Power System Ground 2 N C Not Connected 3 PB8 Input Output GPIO_1 4 GND Power System Ground 5 GND Power System Ground 6 GND Power System Ground 7 BOOT0 Input Reserved for...

Page 5: ...GPIO_10 23 GND Power System Ground 24 PA10 Input Communication USART1 Transmit RX 25 PA9 Output Communication USART1 Receive TX 26 PA11 Input Output GPIO_11 27 PA12 Input Output GPIO_12 28 GND Power...

Page 6: ...put power of Tx power setting TABLE 2 1 GENERAL SPECIFICATIONS Specifications Modulation Method LoRa Technology modulation Maximum Over the Air Data Rate 5469 bps RF connection UFL Connector Interface...

Page 7: ...I O and control pin 25 mA Output current sourced by any I O and control pin 25 mA Input low level voltage VIL 0 3VDD V Input high level voltage VIH 0 7VDD V Output low level voltage for an I O pin VO...

Page 8: ...Output Power dBm Current Consumption VDD 3 3V mA 915 MHz 2 2 3 48 3 3 27 50 4 4 4 52 5 5 41 54 6 6 52 56 7 7 65 58 8 8 63 60 9 9 65 62 10 10 76 66 11 11 73 69 12 12 76 73 13 13 75 77 14 14 74 81 15 1...

Page 9: ...ECTIONS 3 1 INTERFACE TO HOST MCU A typical application of GL6509 is to use the UART connection to communicate with a host controller In this application the GL6509 is treated as a LoRa modem TABLE 3...

Page 10: ...he U FL connector and the other via the SMT pin RF Pin 37 3 4 POWER PIN It is recommended that all the power related pins are connected 3 5 BOOT PIN This general purpose input pin is used to boot the...

Page 11: ...physical dimensions for both the SMT and the PIN Header mounted versions Figure 4 3 shows the module PCB footprint Figure 4 4 shows the module PIN Header type Pin Number FIGURE 4 1 GL6509 SMT DIMENSIO...

Page 12: ...FIGURE 4 3 GL6509 SMT Type Recommend PCB Footprint FIGURE 4 4 GL6509 PIN Header Type Pin Number Bottom view...

Page 13: ...t installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installat...

Page 14: ...e must accept any interference received including interference that may cause undesired operation IMPORTANT NOTE Radiation Exposure Statement This equipment complies with FCC radiation exposure limits...

Page 15: ...ation is no longer considered valid and the FCC ID can not be used on the final product In these circumstances the OEM integrator will be responsible for re evaluating the end product including the tr...

Page 16: ...PRODUCT IDENTIFICATION SYSTEM G L 6 5 0 9 _ A _ M _ U GL6509 for Gemtek LoRa module model name A for AT Commands M for ModBus P Programming M SMT P Pin Header A Antenna T Trace U U FL...

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