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Long Range LoRa™ TechnologyTransceiver Module



KT1276 is a

LoRa Technology Transceiver Module

Corporation.

KT1276 provides an easy to use, low

transmission.

LoRa™ is a registered

trademark of Semtech Corporation.

General Features

•

ASCII command interface over UART

• Compact form factor: 20.3 x

38.8

•

Castellated SMT pads for easy and reliable PCBmounting

•

Environmentally friendly, RoHS compliant

• Compliance

:Modular Certified for the United States (FCC)

•

Device Firmware Upgrade (DFU) over UART

Operational

• Single operating voltage: 2.1

V to 3.6V (3.3Vtypical)

• Temperature range: -

40°C to +85°C

• Low-power consumption

• LoRa™ Technology modulation

• Integrated MCU, Crystal, EUI-

64 Node Identity

• 3PINs for control and status

• Low-

Power Long Range Transceiver operating in the 91

•

High Receiver Sensitivity: down to

•

FSK, GFSK, and LoRa Technology modulation

Applications

• Automated Meter Reading

• Home and Building Automation

•

Wireless Alarm and Security Systems

•

Industrial Monitoring and Control

• Internet of Things (IoT)

1.0Device Overview

The KT1276

transceiver module features LoRaTechnology RF modulation, which provides long

rangespread spectrum communi

cation with high interferenceimmunity.

Figure 1-1, Figure 1-2, and

Figure

diagram.

FIGURE

1-1: KT1276

TOP

VIEW

Long Range LoRa™ TechnologyTransceiver Module

KT1276

2017 KingTing Tech. Corporation

LoRa Technology Transceiver Module

, which developed by KingTing Tech

KT1276 provides an easy to use, low

power solution for long range wireless data

trademark of Semtech Corporation.

ASCII command interface over UART

38.8

x 3.2 mm

Castellated SMT pads for easy and reliable PCBmounting

Environmentally friendly, RoHS compliant

:Modular Certified for the United States (FCC)

Device Firmware Upgrade (DFU) over UART

V to 3.6V (3.3Vtypical)

40°C to +85°C

64 Node Identity

Power Long Range Transceiver operating in the 91

8 MHz frequency band

High Receiver Sensitivity: down to

-138.8dBm

FSK, GFSK, and LoRa Technology modulation

Wireless Alarm and Security Systems

Industrial Monitoring and Control

transceiver module features LoRaTechnology RF modulation, which provides long

cation with high interferenceimmunity.

Figure

3 show the module’s top view, the pinout, andthe block

KT1276

, which developed by KingTing Tech

power solution for long range wireless data

transceiver module features LoRaTechnology RF modulation, which provides long

3 show the module’s top view, the pinout, andthe block

Summary of content (8 pages)

PAGE 1
Long Range LoRa™ TechnologyTransceiver Module ModuleKT1276 KT1276 KT1276 is a LoRa Technology Transceiver Module Module,, which developed by KingTing Tech Corporation. KT1276 provides an easy to use, low low-power power solution for long range wireless data transmission. LoRa™ is a registered trademark of Semtech Corporation. General Features • • • • • • ASCII command interface over UART Compact form factor: 20.3 x 38.8 x 3.
PAGE 2
Long Range LoRa™ TechnologyTransceiver Module ModuleKT1276 KT1276 FIGURE 1-2: KT1276 PIN DIAGRAM 5 RF 6 7 8 9 NRST TX RX VCC PA1 PA4 PA2 GND 4 3 2 1 Table 1-1: describes the module’s pins.
PAGE 3
Long Range LoRa™ TechnologyTransceiver Module ModuleKT1276 KT1276 2.0 GENERAL SPECIFICATIONS Table 2-1 provides the general specifications for the module. Table 2-2 and Table 2-3 provide the module's electricalcharacteristics and current consumption. Table 2-4 and Table 2-5 show the module's dimensions and the RF outputpower calibration data. Table2-1: General Specifications Specification Description Frequency Band 902.000 MHz to 928.
PAGE 4
Long Range LoRa™ TechnologyTransceiver Module ModuleKT1276 KT1276 TABLE 2-4:MODULE DIMENSIONS Parameter Value Dimensions 20.3 x 38.8 x 3.2 mm Weight 4.8g 3.0 Typical HardwareConnections Connections Figure below shows the typical hardware connections. FIGURE 3-1:HARDWARE HARDWARE CONNECTIONS • INTERFACE TO HOST MCU The KT1276 module has a dedicated UART interface to communicate with a host controller. Table below shows the default settings for the UART communication.
PAGE 5
Long Range LoRa™ TechnologyTransceiver Module ModuleKT1276 KT1276 source current. Additional filtering capacitors are not required but can be used to ensure stable supply voltage in noisy environment. 4.0 PHYSICAL DIMENSIONS Figure 4-1 and Figure 4-2 illustrate the physical dimensions and the recommended PCB layout for the KT1276 module. FIGURE 4-1: KT1276 PHYSICAL DIMENSIONS FIGURE 4-2: RECOMMENDED PCB FOOTPRINT 5.
PAGE 6
Long Range LoRa™ TechnologyTransceiver Module ModuleKT1276 KT1276 • Approved Antennas Modular certification of the KT1276 module was performed with wire antenna, the length is 82mm. Referto"RegulatoryApproval" for specific regulatory requirements bycountry. 6.0 Regulatory Approval The KT1276modulehasreceivedFederalCommunications Commission (FCC)CFR47Telecommunications, Part approval in accordance with 15 Subpart C “IntentionalRadiators” modular Part15.212ModularTransmitterapproval.
PAGE 7
Long Range LoRa™ TechnologyTransceiver Module ModuleKT1276 KT1276 interference will not occurin a particular in installation. stallation. If this equipment doescause harmful interference to radio or televisionreception, which can be determined by turning theequipment off and on, the user is encouraged to try tocorrect the interference by one or more of the following measures: • Reorient eorient or relocate the receiving antenna. • Increase the separation between the equipmentand receiver.
PAGE 8
Long Range LoRa™ TechnologyTransceiver Module ModuleKT1276 KT1276 FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.