Panasonic PAN9420 Design Manual
Panasonic PAN9420 Design Manual

Panasonic PAN9420 Design Manual

Fully embedded stand-alone wi-fi module
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 
PAN9420
Fully Embedded Stand-Alone Wi-Fi Module
Design Guide
Rev. 1.0
Wireless Modules

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Table of Contents
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Summary of Contents for Panasonic PAN9420

  • Page 1    PAN9420 Fully Embedded Stand-Alone Wi-Fi Module Design Guide Rev. 1.0 Wireless Modules...
  • Page 2 • Integrated QSPI flash memory for customer Overview web contents and configuration file • The PAN9420 is a 2.4 GHz ISM band Wi-Fi Programming via standard JTAG embedded module which includes a wireless radio • Evaluation kit with pre-installed web application...
  • Page 3 Panasonic Industrial Devices Europe GmbH (Panasonic) reserves the right to make changes as required at any time without notification. Please consult the most recently issued Design Guide before initiating or completing a design.
  • Page 4: Table Of Contents

    Pinning ............................. 16 Part Placement ........................18 Schematic ..........................19 PCB Layout ..........................20 PAN9420 Arduino Shield ........................22 PAN9420 Arduino Shield Live View ..................22 Functional Blocks ........................23 Pinning ............................. 24 Part Placement ........................24 Schematic ..........................25 PCB Layout ..........................
  • Page 5: About This Document

    1 About This Document 1.1 Purpose and Audience This Design Guide provides details on the electrical integration of the Panasonic PAN9420 module. It is intended for hardware design, application, and Original Equipment Manufacturers (OEM) engineers. The product is referred to as “the PAN9520” or “the module” within this document.
  • Page 6: Overview

    This Design Guide applies to the PAN9420 Wi-Fi embedded module and the PAN9420ETU (Easy-To-Use) development platform. The intention is to enable our customers to easily and fast integrate our module PAN9420 in their product. This Design Guide describes the hardware integration and gives useful hints.
  • Page 7: Pan9420 Module

     PAN9420 Wi-Fi Module 3 PAN9420 Module 3 PAN9420 Module 3.1 Block Diagram PAN9420 Vcc 3.3 V QSPI Flash Fully Embedded Wi-Fi Module 32 Mbit IEEE 802.11 b/g/n UART0 UART1 Crystal GPIOs 38.4 MHz Chip JTAG Antenna Crystal Status LEDs 32.768 kHz...
  • Page 8: Footprint

     PAN9420 Wi-Fi Module 3 PAN9420 Module 3.2 Footprint Top View PAN9420 GPIO GPIO GPIO GPIO STAT STAT STAT UART0 UART0 STAT LED2 LED3 LED1 RESETn WPDn RESET WAKE QSPI QSPI THERMO THERMO QSPI QSPI TRSTn (GND) WAKE QSPI QSPI...
  • Page 9: Pattern Recommendation

     PAN9420 Wi-Fi Module 3 PAN9420 Module 3.4 Pattern Recommendation Top View Pad Type 1 = 4 x 1.30mm x 1.30mm Mother PCB edge Pad Type 2 = 38 x 0.80mm x 1.00mm Note: It is recommended to extend If the module is used with Pad Type 3 = 30 x 0.80mm x 0.80mm...
  • Page 10: Placement

     PAN9420 Wi-Fi Module 3 PAN9420 Module 3.6 Placement Antenna Keep-out Area Do not place any ground plane under the marked restricted antenna area in any layer! This would be affecting the performance of the chip antenna in a critical manner.
  • Page 11: Power Supply

    FCC Section 15.203 for unique antenna connectors and with Section 15.247 for emissions. The PAN9420 module has a 50  RF pin (SMD pad). Connect an external antenna directly or via a connector (e.g. U.FL) with RF trace to this RF pin. This RF trace shall be matched to 50 ...
  • Page 12  PAN9420 Wi-Fi Module 3 PAN9420 Module 3.8.2 RF Trace Ensure that the RF trace impedance is nearly 50 . It is recommended to use a Coplanar Waveguide with Ground (CPWG) design. The impedance is related to the trace width, the distances of the trace to the ground layers and the material of the PCB.
  • Page 13  PAN9420 Wi-Fi Module 3 PAN9420 Module Example 2: 50  Coplanar Waveguide with Ground and Micro Vias W = 300 µm Trace width S = 300 µm Trace distance to ground H = 160 µm Substrate thickness ��  = 4.2 Effective Permittivity ��...
  • Page 14: Pan9420Etu (Easy-To-Use)

    It is designed for mounting on the PAN9420 mother board (Order-No. ENW49C01AYKF) 4.1 PAN9420ETU Live View 4.1.1 PAN9420 Mother Board Live View For further information of the PAN9420 mother board please refer to the  7.2 Contact Details. PAN9420 Quick Start Guide Design Guide Rev. 1.0 Page 14...
  • Page 15: Functional Blocks

     PAN9420 Wi-Fi Module 4 PAN9420ETU (Easy-To-Use) Functional Blocks Functional Block Description Vcc LED (is active when Vcc is supplied) Reset button Status LED’s PAN9420 module On-board antenna or U.FL connector selection U.FL connector Design Guide Rev. 1.0 Page 15...
  • Page 16: Pinning

     PAN9420 Wi-Fi Module 4 PAN9420ETU (Easy-To-Use) 4.3 Pinning Pin Functions Pin No. Related Pin Name Description Header Module Pin Ground Connect to ground FACTORY RESET Factory reset (valid after 10 seconds), active high WAKE UP0 Wake up signal for MCU/WLAN SoC, active high...
  • Page 17  PAN9420 Wi-Fi Module 4 PAN9420ETU (Easy-To-Use) Pin No. Related Pin Name Description Header Module Pin Ground Connect to ground RESETn Reset MCU, active low 7, 8 3.3 V 3.0 V-3.6 V power supply (typical 3.3 V) 7, 8 3.3 V 3.0 V-3.6 V power supply (typical 3.3 V)
  • Page 18: Part Placement

     PAN9420 Wi-Fi Module 4 PAN9420ETU (Easy-To-Use) 4.4 Part Placement LED1 MOD1 R6 R7 R8 R10 Design Guide Rev. 1.0 Page 18...
  • Page 19: Schematic

     PAN9420 Wi-Fi Module 4 PAN9420ETU (Easy-To-Use) 4.5 Schematic Design Guide Rev. 1.0 Page 19...
  • Page 20: Pcb Layout

     PAN9420 Wi-Fi Module 4 PAN9420ETU (Easy-To-Use) 4.6 PCB Layout 4.6.1 Top Layer 4.6.2 Layer 2 Design Guide Rev. 1.0 Page 20...
  • Page 21  PAN9420 Wi-Fi Module 4 PAN9420ETU (Easy-To-Use) 4.6.3 Layer 3 4.6.4 Bottom Layer Design Guide Rev. 1.0 Page 21...
  • Page 22: Pan9420 Arduino Shield

    PAN9420 Wi-Fi Module 5 PAN9420 Arduino Shield 5 PAN9420 Arduino Shield The PAN9420 Arduino Shield (Order-No. ENW49C01AXKF) is a further sample application of the PAN9420 module. It is designed for mounting on the Arduino Due. 5.1 PAN9420 Arduino Shield Live View Design Guide Rev.
  • Page 23: Functional Blocks

    GREEN BLUE Functional Block Description PAN9420 module GPIO pins (46 – 49) of the PAN9420 module Vcc LED (is active when Vcc is supplied) GPIO pins (4, 5) of the PAN9420 module IP connectivity pin (allocated IP) Status LED’s MCU ready pin...
  • Page 24: Pinning

     PAN9420 Wi-Fi Module 5 PAN9420 Arduino Shield 5.3 Pinning All pins with grey letter are not used for this Arduino shield. 5.4 Part Placement LED8 R1 LED5 LED6 R21 WHITE GREEN LED7 MOD2 JP18 LED3 LED2 YELLOW LED1 GREEN...
  • Page 25: Schematic

     PAN9420 Wi-Fi Module 5 PAN9420 Arduino Shield 5.5 Schematic Design Guide Rev. 1.0 Page 25...
  • Page 26: Pcb Layout

     PAN9420 Wi-Fi Module 5 PAN9420 Arduino Shield 5.6 PCB Layout 5.6.1 Top Layer 5.6.2 Bottom Layer Design Guide Rev. 1.0 Page 26...
  • Page 27: Cautions

    Panasonic customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Panasonic Industrial Devices Europe GmbH for any damages resulting.
  • Page 28: Appendix

    Regulatory notice: ETSI for EU and other Supported channel: Channel 1~13, 2412~2472 MHz ENW49C01AZKF PAN9420ETU PAN9420 Easy-To-Use pin-header board with the module ENW49C01A3KF ENW49C01AYKF PAN9420-KIT PAN9420 Evaluation Kit. It contains the following parts: • PAN9420 Mother Board • PAN9420ETU • USB Type-B cable ENW49C01AXKF...
  • Page 29: Contact Details

     PAN9420 Wi-Fi Module 7 Appendix 7.2 Contact Details 7.2.1 Contact Us Please contact your local Panasonic Sales office for details on additional product options and services: For Panasonic Sales assistance in the EU, visit https://eu.industrial.panasonic.com/about-us/contact-us Email: wireless@eu.panasonic.com For Panasonic Sales assistance in North America, visit the Panasonic “Sales & Support”...

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