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System Description

eLR100-UL-EB Manual for Consumer Products, Rev. 0.1, 03/2019

13 | 19

2.6.

OPTIONAL PART

2.6.1.

Battery Check

입력전원을

Battery

로

사용하는

경우

Battery

의

전압을

측정할

수

있습니다

.

Figure 8

Battery Supply Circuit

⚫

V_BAT

최대

입력전압

: 4.9V

⚫

ADC Converter Chip: MCP3021A5T-E/OT

-

Interface: I2C3(PA2,3)

✓

400kHz Fast Mode

-

Resolution: 10-bit

-

Standby Current:5 nA typical, 1 µA maximum

-

Address: 101

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Summary of Contents for eLR100-UL-EB

Page 1: ...eLR100 UL EB Manual eLR100 UL EB Powered by MS500 ...

Page 2: ... 19 CONTETNS Contetns 2 1 Introduction 5 1 1 Features 5 1 2 Block Diagram 6 2 System Description 7 2 1 Part Description 7 2 2 Power 8 2 3 Reset 9 2 4 Boot 10 2 5 UART 11 2 6 Optional Part 13 3 Application Note 16 3 1 Firmware Update 16 Document Revision and Reference 18 ...

Page 3: ...Contetns eLR100 UL EB Manual for Consumer Products Rev 0 1 03 2019 3 19 ...

Page 4: ...Contetns eLR100 UL EB Manual for Consumer Products Rev 0 1 03 2019 4 19 ...

Page 5: ...dule eLR100 UL 00 을 이용한 개발을 쉽게 하기 위해 제작된 Evaluation Board 입니다 1 1 FEATURES eLR100 US HF Module include eWBM ultra low power advanced security MCU MS500 Cortex M0 Hardware Security system Semtech SX1272 radio transceiver supporting LoRa UART Communication Interface AT Command set support for LoRaWAN SMA connector ...

Page 6: ...Block Diagram eLR100 UL EB Manual for Consumer Products Rev 0 1 03 2019 6 19 1 2 BLOCK DIAGRAM Figure 1 Hardware Block Diagram ...

Page 7: ...System Description eLR100 UL EB Manual for Consumer Products Rev 0 1 03 2019 7 19 2 SYSTEM DESCRIPTION 2 1 PART DESCRIPTION Figure 2 eLR100 UL EB Parts Figure 3 eLR100 EB Header J3 4 pinout diagram ...

Page 8: ...put Power Power LED 2 2 1 Input Power 전원은 Battery BT1 DC Jack J1 USB Connector J2 를 통해서 입력된다 Table 1 Input Power Input Battery DC Jack USB Connector Reference BT1 J1 J2 Connector AAA 3EA Holder DC 5V 2 0 pi Micro USB B Type 2 2 2 Power LED LED1 입력전원을 통해 전원을 입력 받고 Board 회로를 통해 3 3V 전원이 생성이 되면 LED 가 ON 됩니다 ...

Page 9: ...ader J4 9 RESET 의 IO Level 은 1 8V 입니다 Module 내부에 1 8V Pull UP 회로가 구성되어 있습니다 Host Board 제어시에는 기본값은 Input 으로 설정하며 Reset 시에는 High 를 1ms 유지 후에 기본값 Input 으로 설정합니다 Example Code pinMode 8 INPUT pinMode 8 OUTPUT digitalWrite 8 LOW delay 1 pinMode 8 INPUT 2 3 2 Software Reset AT Command AT Command AT RESET 를 이용해서 Reset 이 가능합니다 자세한 내용은 AT Command_Manual 을 참고합니다 ...

Page 10: ...g Switch SW4 를 통해서 Boot Mode eFuse 설정이 가능합니다 Figure 6 Boot Mode Setting Table 2 Boot Mode Table BOOT MODE BOOT 2 BOOT 1 BOOT 0 eFUSE ROM BOOT Default OFF 0 OFF 0 OFF 0 OFF 0 UART Flash Update Firmware Update OFF 0 ON 1 OFF 0 OFF 0 eFUSE Data Mode OFF 0 OFF 0 ON 1 ON 1 2 4 2 STATE LED LED 2 LoRa Module 이 정상적으로 Booting 이 된다면 LED2 가 점등됩니다 ...

Page 11: ...Header Description 2 5 1 UART 2 LoRa Module eLR100 US UL 제품의 UART2 를 USB Connector J2 를 통해서 통신이 가능합니다 Firmware Update AT Command 기능이 가능합니다 AT Command Setting Boot Mode Setting ROM Boot Mode BOOT 2 0 3 b000 Serial Port Setup Port Setup Information Baud Rate 115200 Data 8 bit Parity None Stop 1 bit Flow Control None ...

Page 12: ... Description eLR100 UL EB Manual for Consumer Products Rev 0 1 03 2019 12 19 Firmware Update Mode Setting Boot Mode Setting UART Flash Update Mode BOOT 2 0 3 b010 Serial Port Setup Firmware Updater Setting 참고 ...

Page 13: ... 2 6 OPTIONAL PART 2 6 1 Battery Check 입력전원을 Battery 로 사용하는 경우 Battery 의 전압을 측정할 수 있습니다 Figure 8 Battery Supply Circuit V_BAT 최대 입력전압 4 9V ADC Converter Chip MCP3021A5T E OT Interface I2C3 PA2 3 400kHz Fast Mode Resolution 10 bit Standby Current 5 nA typical 1 µA maximum Address 101 ...

Page 14: ... 2019 14 19 2 6 2 ADC LoRa Module 의 SPI 을 이용하여 2 채널 A0 A1 의 ADC 를 사용할 수 있습니다 Dual Channel ADC Converter Chip Interface SPI1 PB0 1 2 3 1MHz Less Resolution 10 bit Standby Current 5 nA typical 2 µA maximum Analog Input Channel Locations A0 J4 22 A1 J4 21 Figure 9 ADC Circuit ...

Page 15: ...의 설정으로 사용하지 않는 GPIO 를 제어가 가능합니다 Command AT GPIO 를 이용하여 In Output 설정 상태확인이 가능합니다 자세한 내용은 AT Command Manual 을 참고합니다 LED LED3 LoRa Module 의 PA12 를 이용하여 LED LED3 제어가 가능합니다 PA12 가 OUTPUT HIGH 인 경우에 점등이 됩니다 Switch SW3 SW3 를 통하여서 LoRa Module 의 PA10 의 입력상태를 제어할 수 있습니다 PA10 은 HIGH 3 3V 가 기본이며 SW3 를 누르면 LOW 0V 가 됩니다 ...

Page 16: ...pdate Board Setting 1 Boot Mode Switch SW4 를 이용하여 Firmware Upload Mode 로 설정합니다 Table 3 Boot Mode Setting 2 Micro USB Connector J2 와 PC 를 Micro USB Cable 로 연결합니다 3 Reset Switch SW2 를 눌러서 Reset 을 합니다 Mode Switch Setting Description Default Mode ROM BOOT 0000 동작 기본 Mode Firmware Upload Mode UART to Flash Boot 0100 Firmware Update 시에 사용 Update 후에는 Default Mode 전환 ...

Page 17: ...AS BELLNAVY LRWAN 04K41 가 PC 와 연결된 상태에서 Scan 을 클릭합니다 2 COM Port 를 AS BELLNAVY LRWAN 04K41 와 연결된 Port 로 설정합니다 3 QSPI 를 선택합니다 4 을 클릭해서 Upload 할 img 파일을 선택합니다 Figure 12 Firmware Setting 2 5 Connect 를 클릭합니다 6 Upload 를 클릭합니다 7 녹색 Bar 를 통해 Upload 상태를 확인합니다 Figure 13 Firmware Setting 3 Firmware Upload Success 메시지를 확인 후 클릭합니다 Upload 후에는 Board 설정을 기본값으로 되돌립니다 ...

Page 18: ...Document Revision and Reference eLR100 UL EB Manual for Consumer Products Rev 0 1 03 2019 18 19 DOCUMENT REVISION AND REFERENCE Revision History Revision Date Description 0 1 2019 03 05 1st Release ...

Page 19: ... means electronic mechanical manual optical or otherwise without prior written permission of eWBM Co Ltd NO WARRANTY NOTICE eWBM Co Ltd makes no warranty of any kind in regard to this material which is delivered to you as is including but not limited to the implied warranties as to its accuracy or fitness for a specific purpose Any use of this technical documentation or the information contained t...

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