Neoway N58 Manuel d'installation

Hardware User Guide

Issue 2.5 Date 2021-10-29

N58 Hardware User Guide

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holders.

Notice

This document provides a guide for users to use N58.

This document is intended for system engineers (SEs), development engineers, and test engineers.

THIS GUIDE PROVIDES INSTRUCTIONS FOR CUSTOMERS TO DESIGN THEIR APPLICATIONS.

PLEASE FOLLOW THE RULES AND PARAMETERS IN THIS GUIDE TO DESIGN AND COMMISSION.

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N58 Hardware User Guide

Contents

iii

Contents

About This Document................................................................................viii

Scope............................................................................................................................................... viii

Audience .......................................................................................................................................... viii

Change History................................................................................................................................. viii

Conventions ........................................................................................................................................x

Related Documents............................................................................................................................xi

1 Safety Recommendations ......................................................................12

2 About N58 ..............................................................................................13

2.1 Product Overview....................................................................................................................... 13

2.2 Block Diagram............................................................................................................................ 14

2.3 Basic Features ........................................................................................................................... 15

3 Reference Standards .............................................................................17

4 Module Pins ...........................................................................................18

4.1 Pin Layout .................................................................................................................................. 18

4.2 Pin Description........................................................................................................................... 19

5 Application Interfaces.............................................................................28

5.1 Power Interface.......................................................................................................................... 28

5.1.1 VBAT.................................................................................................................................. 28

5.1.2 VDD_1P8........................................................................................................................... 33

5.2 Control Interface......................................................................................................................... 33

5.2.1 PWRKEY_N ...................................................................................................................... 33

5.2.2 RESET_N.......................................................................................................................... 37

5.2.3 SLEEP............................................................................................................................... 38

5.3 Peripheral Interface.................................................................................................................... 41

5.3.1 USB ................................................................................................................................... 41

5.3.2 UART................................................................................................................................. 43

5.3.3 USIM.................................................................................................................................. 46

5.3.4 SDIO.................................................................................................................................. 49

5.3.5 SPI..................................................................................................................................... 50

5.3.6 I2C..................................................................................................................................... 51

5.4 Audio Interfaces ......................................................................................................................... 52

5.4.1 Analog Audio Input Interfaces............................................................................................ 52

5.4.2 Analog Audio Output Interfaces......................................................................................... 53

5.5 Video Interfaces ......................................................................................................................... 55

5.5.1 LCD ................................................................................................................................... 55

5.5.2 Camera.............................................................................................................................. 56

5.6 Other Interfaces ......................................................................................................................... 56

5.6.1 ADC ................................................................................................................................... 56

5.6.2 NET_LIGHT....................................................................................................................... 56

N58 Hardware User Guide

Contents

5.6.3 RING.................................................................................................................................. 57

5.6.4 USB_BOOT....................................................................................................................... 58

5.6.5 VBACKUP and VRTC........................................................................................................ 59

5.6.6 GPIO.................................................................................................................................. 60

5.6.7 GNSS_LNA_EN ................................................................................................................ 60

5.6.8 Keypad .............................................................................................................................. 61

5.6.9 1PPS ................................................................................................................................. 62

5.6.10 VCC_GNSS_BIAS .......................................................................................................... 62

5.7 RF Interfaces.............................................................................................................................. 63

5.7.1 ANT_MAIN Antenna Interface........................................................................................... 63

5.7.2 ANT_GNSS Interface ........................................................................................................ 65

5.7.3 ANT_BT Interface.............................................................................................................. 68

5.7.4 Antenna Assembly............................................................................................................. 68

6 Electrical Characteristics and Reliability.................................................71

6.1 Electrical Characteristics............................................................................................................ 71

6.2 Temperature Characteristics...................................................................................................... 72

6.3 ESD Protection Characteristics.................................................................................................. 72

7 RF Characteristics..................................................................................73

7.1 Operating Bands ........................................................................................................................ 73

7.2 TX Power and RX Sensitivity..................................................................................................... 74

7.3 GNSS Parameters ..................................................................................................................... 75

7.4 WLAN/BT Characteristics .......................................................................................................... 76

8 Mechanical Characteristics.....................................................................77

8.1 Dimensions................................................................................................................................. 77

8.2 Label........................................................................................................................................... 78

8.3 Packaging................................................................................................................................... 78

8.3.1 Reel and Tape ................................................................................................................... 79

8.3.2 Moisture............................................................................................................................. 80

9 Assembly................................................................................................81

9.1 Module PCB Package................................................................................................................ 81

9.2 Application PCB Package .......................................................................................................... 82

9.3 Stencil......................................................................................................................................... 82

9.4 Solder Paste............................................................................................................................... 83

9.5 SMT Furnace Temperature Curve.............................................................................................. 83

Abbreviations .........................................................................................85

N58 Hardware User Guide

Figures

Figure 2-1 Block diagram................................................................................................................. 14

Figure 4-1 Pin layout of the N58 module (top view)......................................................................... 18

Figure 5-1 Voltage drop of the power supply................................................................................... 29

Figure 5-2 Recommended design 1................................................................................................. 29

Figure 5-3 Recommended design 2................................................................................................. 30

Figure 5-4 Recommended design 3................................................................................................. 31

Figure 5-5 Recommended design 4................................................................................................. 31

Figure 5-6 Reference design of module startup controlled by button.............................................. 34

Figure 5-7 Reference design of module startup controlled by MCU................................................ 34

Figure 5-8 Reference design of automatic startup once powered on.............................................. 35

Figure 5-9 Startup process............................................................................................................... 36

Figure 5-10 Hard shutdown process................................................................................................ 36

Figure 5-11 Module reset controlled by button................................................................................. 37

Figure 5-12 Reference reset circuit in which a triode is used for isolation ...................................... 37

Figure 5-13 Reset process of the N58 module................................................................................ 38

Figure 5-14 Process of entering the sleep mode............................................................................. 39

Figure 5-15 Process of call service processing in sleep mode........................................................ 39

Figure 5-16 Process of exiting from the sleep mode ....................................................................... 40

Figure 5-17 Reference design of the module sleep and wake-up control circuit............................. 41

Figure 5-18 Reference design of the USB connection circuit.......................................................... 42

Figure 5-19 Reference design of UART connections ...................................................................... 44

Figure 5-20 Recommended level shifting circuit 1........................................................................... 44

Figure 5-21 Recommended level shifting circuit 2........................................................................... 45

Figure 5-22 Recommended level shifting circuit 3........................................................................... 46

Figure 5-23 Reference design of USIM card (with the hot plug function) interfaces....................... 47

Figure 5-24 Reference design of USIM card (without the hot plug function) interfaces .................. 48

Figure 5-25 SDIO reference design................................................................................................. 49

N58 Hardware User Guide

Figures

Figure 5-26 SPI reference design.................................................................................................... 51

Figure 5-27 I2C reference design .................................................................................................... 51

Figure 5-28 Reference design of differential MIC input ................................................................... 52

Figure 5-29 Reference design of the built-in power amplifier .......................................................... 53

Figure 5-30 Reference design of the external power amplifier........................................................ 54

Figure 5-31 Reference design of driving an LED indicator by controlling a triode........................... 57

Figure 5-32 RING prompt for an incoming voice call....................................................................... 58

Figure 5-33 RING prompt for an SMS message.............................................................................. 58

Figure 5-34 Reference design of forcible download ........................................................................ 59

Figure 5-35 Reference design of VBACKUP and VRTC power supply........................................... 60

Figure 5-36 Keypad reference design.............................................................................................. 61

Figure 5-37 1PPS output waveform................................................................................................. 62

Figure 5-38 Reference design of GNSS active antenna power supply and detection circuit.......... 63

Figure 5-39 L-type matching network .............................................................................................. 64

Figure 5-40 T-type matching network............................................................................................... 64

Figure 5-41 π-type matching network.............................................................................................. 64

Figure 5-42 Recommended RF PCB design ................................................................................... 65

Figure 5-43 GNSS structure inside the module............................................................................... 66

Figure 5-44 Reference design of an active GNSS antenna............................................................. 67

Figure 5-45 Reference design of a passive GNSS antenna............................................................ 68

Figure 5-46 Package specifications of Murata's GSC RF connector............................................... 69

Figure 5-47 Module RF connection method..................................................................................... 69

Figure 5-48 Antenna layout example ............................................................................................... 70

Figure 5-49 Layout around the antenna........................................................................................... 70

Figure 8-1 N58 top and side dimensions (unit: mm)........................................................................ 77

Figure 8-2 N58 label examples........................................................................................................ 78

Figure 9-1 Bottom view of the N58 module PCB package (unit: mm)............................................. 81

Figure 9-2 Top view of the recommended N58 application PCB package (unit: mm) ..................... 82

Figure 9-3 SMT furnace temperature curve..................................................................................... 83

N58 Hardware User Guide

Tables

vii

Tables

Table 2-1 Variants and frequency bands supported......................................................................... 13

Table 4-1 IO type description and DC characteristics...................................................................... 19

Table 4-2 Pin description.................................................................................................................. 19

Table 5-1 Description of LCD function pins...................................................................................... 55

Table 5-2 Description of camera function pins................................................................................. 56

Table 6-1 Electrical characteristics of the N58 module.................................................................... 71

Table 6-2 Current consumption of the N58 module (typical)............................................................ 71

Table 6-3 ESD protection characteristics......................................................................................... 72

Table 7-1 Operating bands of the N58 module................................................................................ 73

Table 7-2 RF TX power of the N58 module...................................................................................... 74

Table 7-3 RF RX sensitivity of the N58 module ............................................................................... 74

Table 7-4 GNSS parameters............................................................................................................ 75

Table 7-5 WLAN/BT TX power and RX sensitivity ........................................................................... 76

N58 Hardware User Guide

About This Document

viii

About This Document

Scope

This document is applicable to the N58 series. It describes N58 information and functional interface

characteristics, and provides a reference design for each functional interface.

The reference design in this document is for reference only, and user applications must be designed

according to actual scenarios and conditions. If you have any questions, pleasecontact Neoway FAEs.

Audience

This document is intended for system engineers (SEs), development engineers, and test engineers.

Change History

Issue

Date

Change

Author

1.0

2019-11

Initial release.

Zhang Gang

2.0

2020-05

Changed the definitions of pins 13, 78, 80, and 83.

Updated the GNSS characteristics and added the

support for BDS.

Updated the frequency bands of EA and LA variants.

Added the 1PPS pin description of the N58 module

with the GNSS function.

Updated the MIC-related design description.

Zhang Gang

2.1

2020-07

Updated the figure of N58 dimensions and adjusted the

direction of the PCB package figure.

Liu Pengbin

2.2

2020-08

Updated the ADC voltage detection range.

Updated the DC characteristics description P3 and

the 1.8V digital IO voltage type.

Added the description of VBAT Vmin and Vnorm.

Updated the DC characteristics description of

RESET_N and PWRKEY_N pins.

Updated the function of the UART1 interface. This

interface is disabled after the BT function is enabled.

Updated the DC characteristics description of

Walter Wu

N58 Hardware User Guide

About This Document

USIM1_DET and USIM2_DET pins.

Updated the SDIO reference design.

Updated the resistance value of the pull-up resistor of

the 12C bus.

Deleted the UART level shifting circuit.

Updated the power supply range of VRTC_GPS.

Updated the anode power supply range of LED_K.

Changed the PWRKEY_N startup time to be greater

than 1.8s and less than 3s.

Updated the description and function definitions of

PSM_WAKEUP.

Updated the voltage domain of the LCD and SDIO

interfaces.

2.3

2020-11

Updated the RING pin description and figures.

Updated the UART1 interface description.

Updated the PSM_WAKEUP description and deleted

the DTR description.

Walter Wu

2.4

2021-06

Updated the USB pin name in Figure 4-1 (that is, "HS"

is removed).

Updated the recommended circuit of a USIM card to

explain the handling method of the USIM_DET pin

when a user uses hot plug or does not use hot plug.

Deleted the description of "adaptive" because an SD

card does not support adaptive 1.8 V and 3.0 V

(configured based on the software version).

Updated the dimensions figure and added the "PIN1"

identifier.

Changed the maximum drive current of the RGB LED

to 50 mA.

Wu Yongqiang

2.5

2021-09

Updated the variants, frequency bands, and regions

of N58 modules in Table 2-1.

Updated the block diagram in Figure 2-1.

Updated the description of the application interfaces

in the table of basic features.

Updated the power consumption data in sleep mode,

idle mode, and operating mode.

Added chapter 3 "Reference Standards" to describe

the reference standards of the N58 module design.

Added the VCC_GNSS_BIAS pin description of the

N58 module with the GNSS function.

Updated the N58 module startup, shutdown, and

reset flowcharts.

Added the reference design of the module sleep and

wake-up control circuit.

Wu Yongqiang

N58 Hardware User Guide

About This Document

Added the software (standard/open) version UART

instructions.

Updated the reference design of the UART level

shifting circuit.

Updated the reference design of the USIM interface

circuit.

Added the reference design of the I2C interface

circuit.

Added the 1PPS output waveform diagram.

Updated the description of GNSS technical

parameters.

Added the reference design of the passive GNSS

antenna circuit.

Updated the label diagram.

Updated the table of abbreviations.

Optimized the document to improve its quality.

Conventions

Symbol

Description

Indicates danger or warning. This information must be followed. Otherwise, a

catastrophic module or user device failure or bodily injury may occur.

Indicates caution. This symbol alerts the user to important points about using the

module. If these points are not followed, the module or user device may fail.

Indicates instructions or tips. This symbol provides advices or suggestions that

may be useful when using the module.

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