Neoway N58 Installation manual

Hardware User Guide

Issue 2.2 Date 2020-11-05

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 
 
Copyright © Neoway Technology Co., Ltd 
ii 
 
Contents 
About This Document ..................................................................................vii 
Scope ................................................................................................................................................vii 
Audience ...........................................................................................................................................vii 
Change History..................................................................................................................................vii 
Conventions .....................................................................................................................................viii 
Related Documents..........................................................................................................................viii 
About N58..................................................................................................9
1 Product Overview......................................................................................................................... 9
2 Block Diagram............................................................................................................................ 10 
3 Basic Features ............................................................................................................................11 
Module Pins.............................................................................................13 
1 Pad Layout ................................................................................................................................. 13 
2 Pin Description ........................................................................................................................... 14 
Application Interfaces ..............................................................................22 
1 Power Interface .......................................................................................................................... 22 
1.1 VBAT.................................................................................................................................. 22 
1.2 VDD_1P8........................................................................................................................... 25 
2 Control Interfaces....................................................................................................................... 25 
2.1 PWRKEY_N ...................................................................................................................... 25 
2.2 RESET_N .......................................................................................................................... 28 
2.3 PSM_WAKEUP ................................................................................................................. 29 
3 Peripheral Interfaces .................................................................................................................. 30 
3.1 USB................................................................................................................................... 30 
3.2 UART................................................................................................................................. 31 
3.3 USIM.................................................................................................................................. 33 
3.4 SDIO.................................................................................................................................. 34 
3.5 SPI..................................................................................................................................... 36 
3.6 I2C ..................................................................................................................................... 36 
4 Audio Interface ........................................................................................................................... 37 
4.1 Analog Audio Input Interfaces............................................................................................ 37 
4.2 Analog Audio Output Interfaces......................................................................................... 38 
5 LCD and CAM Interfaces ........................................................................................................... 40 
5.1 LCD ................................................................................................................................... 40 
5.2 Camera.............................................................................................................................. 41 
6 Other Interfaces ......................................................................................................................... 41 
6.1 ADC ................................................................................................................................... 41 
6.2 DTR ................................................................................................................................... 42 
6.3 NET_LIGHT....................................................................................................................... 44 
6.4 RING.................................................................................................................................. 45 
6.5 USB_BOOT ....................................................................................................................... 45 

 
N58 Hardware User Guide 
Contents 
 
Copyright © Neoway Technology Co., Ltd 
iii 
 
3.6.6 VRTC_GPS and VRTC ..................................................................................................... 46 
3.6.7 GPIO.................................................................................................................................. 47 
3.6.8 GNSS Enable Interface ..................................................................................................... 47 
3.6.9 Keypad Interfaces.............................................................................................................. 47 
3.6.10 1PPS ............................................................................................................................... 48 
3.7 RF Interface................................................................................................................................ 48 
3.7.1 ANT Interface..................................................................................................................... 48 
3.7.2 ANT_GNSS Interface ........................................................................................................ 50 
3.7.3 ANT_BT and ANT_WLAN Interface .................................................................................. 52 
3.7.4 Antenna Assembling.......................................................................................................... 52 
4 Electric Feature and Reliability ................................................................55 
4.1 Electric Features ........................................................................................................................ 55 
4.2 Temperature Features................................................................................................................ 55 
4.3 ESD Protection........................................................................................................................... 56 
5 RF Features.............................................................................................57 
5.1 Operating Bands ........................................................................................................................ 57 
5.2 TX Power and RX Sensitivity ..................................................................................................... 58 
5.3 GNSS Features.......................................................................................................................... 59 
5.4 WLAN/BT Features .................................................................................................................... 60 
6 Mechanical Features ...............................................................................61 
6.1 Dimensions................................................................................................................................. 61 
6.2 Label........................................................................................................................................... 61 
6.3 Packing....................................................................................................................................... 62 
6.3.1 Reel ................................................................................................................................... 62 
6.3.2 Moisture............................................................................................................................. 64 
7 Mounting N58 Onto Application PCB.......................................................65 
7.1 Bottom Dimensions .................................................................................................................... 65 
7.2 Application Foot Print ................................................................................................................. 66 
7.3 Stencil......................................................................................................................................... 66 
7.4 Solder Paste............................................................................................................................... 67 
7.5 SMT Furnace Temperature Curve.............................................................................................. 67 
8 Safety Recommendations .......................................................................69 
 Conformity and Compliance ....................................................................70 
A.1 Approvals ................................................................................................................................... 70 
A.2 Chinese Notice........................................................................................................................... 70 
A.2.1 CCC Class A Digital Device Notice ................................................................................... 70 
A.2.2 Environmental Protection Notice....................................................................................... 70 
A.3 EU Notice................................................................................................................................... 70 
A.3.1 CE Class A Digital Device Notice...................................................................................... 70 
A.3.2 Environmental Protection Notice....................................................................................... 70 
 BOM ........................................................................................................71 
 Abbreviation ............................................................................................72 
 

N58 Hardware User Guide

Table of Figures

Figure 1-1 Block Diagram ................................................................................................................ 10

Figure 2-1 N58 pin definition............................................................................................................ 13

Figure 3-1 Recommended design 1................................................................................................. 23

Figure 3-2 Recommended design 2................................................................................................. 23

Figure 3-3 Recommended design 3................................................................................................. 24

Figure 3-4 Reference design of startup controlled by button........................................................... 26

Figure 3-5 Reference design of startup controlled by MCU............................................................. 26

Figure 3-6 Reference design of automatic start once powered up.................................................. 26

Figure 3-7 Startup process............................................................................................................... 27

Figure 3-8 Shutdown Process.......................................................................................................... 28

Figure 3-9 Reset controlled by button.............................................................................................. 28

Figure 3-10 Reset circuit with triode separating............................................................................... 29

Figure 3-11 N58 reset process......................................................................................................... 29

Figure 3-12 USB connection ............................................................................................................ 30

Figure 3-13 UART connection.......................................................................................................... 32

Figure 3-14 Recommended level shifting circuit.............................................................................. 32

Figure 3-15 Reference design of USIM card interface..................................................................... 33

Figure 3-16 SDIO connection........................................................................................................... 35

Figure 3-17 SPI connection.............................................................................................................. 36

Figure 3-18 Reference design of differential MIC input ................................................................... 37

Figure 3-19 Schematic of differential SPK output ............................................................................ 38

Figure 3-20 Reference design of the external power amplifier connection in SPK differential mode

.......................................................................................................................................................... 39

Figure 3-21 Process of entering sleep mode ................................................................................... 42

Figure 3-22 Incoming call service process....................................................................................... 43

Figure 3-23 Outgoing call service process....................................................................................... 43

Figure 3-24 Process of exiting from sleep mode ............................................................................. 44

N58 Hardware User Guide

Table of Figures

Figure 3-25 Driving LED with a triode .............................................................................................. 44

Figure 3-26 Pulse wave for an incoming call ................................................................................... 45

Figure 3-27 RING indicator for SMS ................................................................................................ 45

Figure 3-28 Reference design of USB_BOOT................................................................................. 46

Figure 3-29 Reference design of VRTC and VRTC_GPS power supply......................................... 46

Figure 3-30 Keypad reference design.............................................................................................. 48

Figure 3-31 L network ...................................................................................................................... 49

Figure 3-32 Split capacitor network.................................................................................................. 49

Figure 3-33 Pi network ..................................................................................................................... 49

Figure 3-34 Recommended RF PCB design ................................................................................... 50

Figure 3-35 GNSS RF structure....................................................................................................... 51

Figure 3-36 Reference design of power supply for active antenna ................................................. 51

Figure 3-37 Specifications of MM9329-2700RA1 ............................................................................ 53

Figure 3-38 RF connections............................................................................................................. 53

Figure 3-39 Antenna layout.............................................................................................................. 54

Figure 3-40 Layout around the antenna........................................................................................... 54

Figure 6-1 N58 dimensions (Unit: mm) ............................................................................................ 61

Figure 6-2 N58 label......................................................................................................................... 62

Figure 7-1 Bottom dimensions of N58 (Unit: mm)............................................................................ 65

Figure 7-2 Recommended footprint of N58 application PCB (Unit: mm)......................................... 66

Figure 7-3 SMT furnace temperature curve..................................................................................... 67

N58 Hardware User Guide

Table of Tables

Table 1-1 Variant and frequency bands.............................................................................................. 9

Table 2-1 IO definition ...................................................................................................................... 14

Table 2-2 Pin description.................................................................................................................. 14

Table 3-1 LCD pins........................................................................................................................... 40

Table 3-2 Camera pins ..................................................................................................................... 41

Table 4-1 Operating conditions of N58............................................................................................. 55

Table 4-2 Current consumption of N58 (Typical).............................................................................. 55

Table 4-3 Temperature feature of N58 ............................................................................................. 55

Table 4-4 N58 ESD protection.......................................................................................................... 56

Table 5-1 Operating Bands of N58................................................................................................... 57

Table 5-2 RF transmit power and RX sensitivity of N58................................................................... 58

Table 5-3 N58 GSM RX sensitivity................................................................................................... 58

Table 5-4 N58 LTE RX sensitivity..................................................................................................... 59

Table 5-5 GNSS Feature.................................................................................................................. 59

Table 5-6 WLAN/BT TX power and RX sensitivity ........................................................................... 60

N58 Hardware User Guide

About This Document

vii

About This Document

Scope

This document is applicable to N58 series.

It defines the features, indicators, and test standards of the N58 module and provides a reference for

the hardware design of each interface.

Audience

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

Change History

Issue

Date

Change

Changed By

1.0

2019-11

Initial draft

Zhang Gang

2.0

2020-05

⚫Changed the definition of pin 78, 80, 13, and 83

⚫Added BDS

⚫Updated the frequency bands of EA and LA variant

⚫Added 1PPS

⚫Update MIC design

Zhang Gang

2.1

2020-07

Update the figure of N58 dimensions and adjust the

direction of the PCB figures.

Liu Pengbin

2.2

2020-08

⚫Updated the ADC voltage detect range.

⚫Updated the description of the level feature of P3 in

Table 2-2.

⚫Added the description of the VBAT Vmin and Vnorm.

⚫Updated the description of RESET_N and

PWRKEY_N pin.

⚫Updated the function of UART1 interface. This

interface is disabled after the BT function is enabled.

⚫Updated the level feature of USIM1_DET and

USIM2_DET.

⚫Updated the SDIO reference design

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

Walter Wu

N58 Hardware User Guide

About This Document

viii

12C bus.

⚫Deleted the UART level shifting circuit

⚫Updated the range of power supply for VRTC_GPS.

⚫Updated the range of power supply for the positive of

LED_K.

⚫Modified the PWRKEY_N startup time to more than

1.8 s and lower than 3 s.

⚫Updated the description and function definitions of

PSM_WAKEUP.

⚫Updated the power domain of the LCD and SDIO

interfaces.

Conventions

Symbol

Indication

This warning symbol means danger. You are in a situation that could cause fatal

device damage or even bodily damage.

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

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