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Summary of Contents for Neoway N21 EVK
- Page 1 N21 EVK User Guide Issue 2.0 Date 2019-03-05 Neoway Product Document...
- Page 2 THIS GUIDE PROVIDES INSTRUCTIONS FOR CUSTOMERS TO DESIGN THEIR APPLICATIONS. PLEASE FOLLOW THE RULES AND PARAMETERS IN THIS GUIDE TO DESIGN AND COMMISSION. NEOWAY WILL NOT TAKE ANY RESPONSIBILITY OF BODILY HURT OR ASSET LOSS CAUSED BY IMPROPER OPERATIONS. THE INFORMATION IN THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE DUE TO PRODUCT VERSION UPDATE OR OTHER REASONS.
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Page 3: Table Of Contents
User Guide Contents 1 Overview ....................1 1.1 EVB Functions..........................2 1.2 Power Supply ..........................3 1.3 M5X0-PWR Board ........................3 2 Commissioning ..................5 2.1 UART Commissioning ........................5 2.2 PSM Test ............................7 Copyright © Neoway Technology Co., Ltd... - Page 4 Means reader be careful. In this situation, you might perform an action that could result in module or product damages. Means note or tips for readers to use the module Copyright © Neoway Technology Co., Ltd...
- Page 5 N21 EVK User Guide Related Documents Neoway_N21_Datasheet Neoway_N21_Product_Specifications Neoway_N21_AT_Command_Mannual Neoway_N21_Hardware_User_Guide Copyright © Neoway Technology Co., Ltd...
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Page 6: Overview
PWRKEY button, RESET_N button, PSM_WAKE UP button, antenna interface, and HOST/DEBUG interfaces. It helps customers to learn the functions of N21 and develop hardware and software based on N21. N21 EVK contains the following components: N21 EVB (including module) ... -
Page 7: Evb Functions
Choose one based on the SIM card type. After supplying power to the module, hold this button for more than 1.2 PWRKEY button second to start the module Hold this button for more than 2 seconds when the module is running, Copyright © Neoway Technology Co., Ltd... -
Page 8: Power Supply
1A and larger current. 1.3 M5X0-PWR Board M5X0-PWR board is developed on PL2303 chipset by Neoway and used to convert USB to UART. You can also choose other USB-to UART cable/board based on FT2232, CP210X and other chipset. Copyright © Neoway Technology Co., Ltd... - Page 9 Green Module TXD, outputs 3.3 V CMOS level Yellow Module RXD, inputs maximum 3.3 V CMOS level Black Ground 3.8 V power supply. It is not applicable to N21 EVB. Copyright © Neoway Technology Co., Ltd...
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Page 10: Commissioning
Step 2: Insert the M5X0-PWR cable into the USB port of the computer, switch on the power supply of the board and hold the PWRKEY button for 1.2 second to start the module. Step 3: Install USB-to-Serial port driver (pl2303-win7x64.rar) and ensure that the computer displays the port. Copyright © Neoway Technology Co., Ltd... - Page 11 If NET indicator is green on, the module registers with a network successfully. − If NET indicator flashes green, the moduel activates PPP link successfully. − Step 5: Test and debug the functions of N21 based on its AT Command Manual. Copyright © Neoway Technology Co., Ltd...
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Page 12: Psm Test
Step 3: Input AT commands to query registration status and enable PSM mode. Test the current in PSM mode. Input AT+CEREG?. If the module returns +CEREG: 0,1, or +CEREG: 0,5 it registers with a network successfully. Copyright © Neoway Technology Co., Ltd... - Page 13 Observe the current in PSM mode displayed on the current meter. Step 4: Put a jumper cap to the pin connector and hold the PSM_WAKE UP button for one second. The module will wake up from PSM mode. Copyright © Neoway Technology Co., Ltd...
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