AI-NB25 Development Kit Manual
Version: V1.0
Release date:
8
December
2019
AI-Link
Confidential
Page 1 of 17
Страница 1: ...AI NB25 Development Kit Manual Version V1 0 Release date 8 December 2019 AI Link Confidential Page 1 of 17 ...
Страница 2: ...oard 8 3 1 2 Process of Operation 9 3 2 Multi Board Operation Instructions 9 3 2 1 Interface and Modification Diagram 10 3 2 2 Process of Operation 11 3 2 3 Description of I O Interface Connection 11 4 ELECTRICAL AND RELIABILITY 13 4 1 Absolute Maximum 13 4 2 Operating and Storage Temperature 13 5 MECHANICAL DIMENSION 14 5 1 AI NB25 EVB Mechanical Size 14 5 2 AI NB25 EVB Top and Bottom View 14 6 A...
Страница 3: ...ing The wireless function of the mobile terminal shall not be opened on the aircraft to prevent the opposite flight Interference of the communication system of the unit Ignoring this prompt may lead to flight safety and even violate the law When in hospital or health care place please pay attention to whether there are restrictions on the use of mobile terminal equipment RF interference possible i...
Страница 4: ...eristic Explanation USB Interface Input voltage range 4 75V 5 25V Voltage Supply Typical supply voltage 5 0V Support standard Arduino interface Transmitting Power 23dBm 2dB 1 Common operating temperature 35 C 75 C Temperature Range 2 Extended operating temperature 40 C 85 C Storage temperature range 40 C 90 C USIM Interface Support 1 8V 3 0V external USIM card Communication port switch Used to swi...
Страница 5: ... the relevant performance of the module meets the requirements of 3GPP standard 2 2 indicates that when the module works in this temperature range the module can still maintain normal working status with SMS data transmission and other functions There will be unrecoverable failures the RF spectrum and network will not be affected basically Only the values of individual parameters such as output po...
Страница 6: ...t I O AT_CMD Port USB power supply interface Arduino Interface Arduino power supply interface USB interface J1 J2 J3 J4 J5 J6 Support 3 groups serial ports Jumpers Option J1 Gennie port J2 J3 AT_CMD port J4 J5 J6 Extended UART port AT_CMD Port Main serial port for AT command transmission Gennie Port NB IoT Debug Port for GKI HST logs Extended UART Port Auxiliary serial port for communications with...
Страница 7: ...T module power on off Reset button S5 NB IoT module resetting RTC wake up button S6 NB IoT wake up from deep sleep mode PSM FTDI Serial Reset S2 S3 FTDI chipset reset function FTDI Indicator D1 D2 D6 D7 Serial data transmission indicator Power indicator D3 Power indicator of development kit 2 4 Arduino Interface Definition Overview The following is the Arduino interface diagram of AI NB25 EVB Figu...
Страница 8: ... on AI NB25 module at the same time use Arduino interface with STM32 Nucleo 64 Series development board is used to develop Internet of things applications based on STM32 The following chapters will introduce the operation process of single board and multi board respectively 3 1 Single Board Operation Instructions This chapter mainly introduces the interface diagram and operation flow when using AI...
Страница 9: ...you can see from the device manager of the computer that the serial port shown in the figure below Then the main serial port of AI NB25 module is available which can be used for at command transmission Data transmission and firmware upgrade can be applicable to this port you can also use the gennie port for module software debugging once you want to optimate the firmware with gennie tools The func...
Страница 10: ... changhong com 3 Short the jumpers CN1 CN2 JP5 JP6 JP7 JP8 pin1 and 2 on the front of STM32 nucleo 64 development board before place stack with the AI NB25 EVB on it 4 Insert micro USIM card into S1 card holder Sim card need support NB IoT mode 5 Connect SMA connector rod antenna on RF connector Antenna Port 6 Turn the power option to the Arduino position and set all of the required jumpers 7 Stac...
Страница 11: ...AI NB25 Development Kit Manual AI Link Confidential STM32 nucleo 64 development board need optimized for multi board operation Nucleo 64 board top view Nucleo 64 board bottom view Page 11 of 17 ...
Страница 12: ...nterrupt 4 PB10 D6 PWRKEY_N Power On 5 NRST NRST RESET_N Rest NB IoT 6 PC1 PC0 A4 A5 UART1_NB_RX TX Auxiliary UART Ports 7 5V 5V 5V Input 5 0V Power Supply 8 GND GND Ground Ground 9 A0 A1 A2 A3 A0 A1 A2 A3 GPIO0 1 3 9 Reserved GPIOs 10 D10 D15 D10 D15 GPIO12 13 14 15 6 7 Reserved GPIOs 11 D7 D5 D3 D2 D7 D5 D3 D2 GPIO28 18 30 8 Reserved GPIOs The following is the schematic diagram of STM32 MCU and ...
Страница 13: ...TBD V Power supply current TBD TBD A Digital pin voltage TBD TBD V Analog pin voltage TBD TBD V Digital analog pin voltage in power off mode TBD TBD V 4 2 Operating and storage temperature The following table shows the operating and storage temperature ranges of the AI NB25 module Table 5 Module operating and storage temperature range Parameter Min Typic Max Unit Normal operating temperature range...
Страница 14: ...other functions no There will be unrecoverable failures The radio frequency spectrum and network are basically unaffected Only the values of some parameters such as output power may beyond 3GPP standard When the temperature returns to the normal operating temperature range the indicators of the module still meet the 3GPP standard 5 Mechanical Dimension This chapter describes the mechanical dimensi...
Страница 15: ...al AI Link Confidential 6 AI NB25 EVB Board and Accessories 6 1 AI NB25 EVB Development Kit AI NB25 EVB single board operation diagram Comments AI NB25 EVB single board operated schematic without ST32 nucleo 64 board Page 15 of 17 ...
Страница 16: ...AI NB25 EVB as following for overview Table 6 Accessories list Accessories Describe Quantity Antenna Rod NB IOT antenna with SMA connector 1 Signal data cable Micro USB cable 2 Instructions Single page instruction for EVB accessories 1 AI NB25 EVB Development kit of AI NB25 Module 1 Page 16 of 17 ...
Страница 17: ...s 1 AI NB25 Specification User manual AI NB25 User Manual Table 8 terms and abbreviations Abbreviation Describe DFOTA Differential firmware upgrade over the air MCU Microcontroller unit NB IoT Narrow band internet of things SMA Small A Type connector UART Universal asynchronous receiver transmitter USB Universal serial bus Page 17 of 17 ...
