Prado Board by Silica Architech Documentation
Contents
1. J6 from PIN28 3V3 to PIN47 P2 5 3 Mount the LPC1115 LPCXpresso Board connectors on Prado evaluation board LPCXpresso J6 PIN1 must be connect in Prado U1 PIN1 J6 PIN20 to U1 PIN20 J6 PIN47 to U1 PIN40 J6 PIN28 to U1 PIN21 14 Chapter 5 Quick start guide Prado Board by Silica Architech Documentation Release 1 0 LPC1115 LPCXpresso Architech Prado 4 remove the two jumpers J1 and J2 from Prado 5 Connect PC to boards with mini USB cables 5 4 Set Up Hardware 15 Prado Board by Silica Architech Documentation Release 1 0 6 Optionally connect the UART interface not provided from the connector Prado CN1 UART 3 3V level only to the PC if you want see the communication between the LPC1115 and the WiFi module The UART configuration is Baud 9600 Data 8bit Parity None 1bit stop Flow None PIN1 LPC_UART_RX 3 3V level PIN2 LPC_UART_TX 3 3V level PIN3 GND 7 make sure that the router is connected to internet and it is configured to accept the connection of the module RN 131C and it can access the internet Router must have A secure Wi Fi authentication schemes WEP WPA WPA2 DHCP enabled 5 5 Microchip Demo When the demo will have configured your wifi module will access the Microchip web site To enable access follow these steps 1 Register the module to the Microchip website e Browse to the website http mtt mchpcloud com and follow the instructions on t2. 1x20 to soldier in LPCXpresso Board Optionally for Pass Through Mode e A UART interface 3 3V level only to connect Prado to your pc This interface is not provided 5 2 Software Requirements e A Registered version of Free LPCXpresso IDE at the least version 5 2 4 http lpexpresso code red tech com LPCXpresso You need create an account and register the product e Source of demo SILICA site Optionally for demo Pass Through Mode e Terminal emulator application such as Hyperterminal or other with UART support Note You will use the terminal emulator to send configuration commands to the module over a UART interface The emulator also displays information transmitted from the module 13 Prado Board by Silica Architech Documentation Release 1 0 5 3 Set Up Software 1 Install the IDE LPCExpresso and following the instructions of default 2 Launch LPCExpresso and select a workspace folder 3 In the menu go to Help Product activation Create serial number and activate Follow the instructions to register the software 4 When you will have an activation code go to Help Enter Activate Code 5 4 Set Up Hardware Perform the following steps to set up the hardware and prepare it for configuration 1 In LPCXpresso Board connect J4 PIN1 to J4 PIN2 J4 PIN3 to J4 PIN4 J4 PIN15 to J4 PIN16 2 solder two male strip 1x20 on the LPCxpresso board in J6 from PIN1 GND to PIN20 AD5
3. NAME y i To add Device enter MAC and i assign a NAME Add Device To Delete Device select in the Pull down Menu TCP Expert team website demonstrates the Delete Device use of the Amazon Elastic Compute Cloud es A Amazon EC2 web service Amazon EC2 SAA provides resizable compute capacity in the cloud It is designed to make web scale computing easier and provides an always accessible server for controlling and collecting data from Microchip s embedded devices This site demonstrates the power flexibility and scalability of an 8 16 or 32 bit embedded HTTP Client Everything you see is updated by a Microchip PIC microcontroller running the Microchip TCP IP Stack On the right you ll see the current status of the demo board For a quick example click the LEDs to toggle the lights on the board Press the push buttons except MCLR or turn the potentiometer and you ll see the status update immediately This examples uses AJAX techniques to provide real time feedback Copyright 2012 Microchip Technology Inc search 22 Chapter 5 Quick start guide
4. Prado Board by Silica Architech Documentation Release 1 0 Silica February 14 2014 Contents Prado Board by Silica Architech Documentation Release 1 0 Version 1 0 0 Copyright C 2013 Silica an Avnet company SILICA An Avie Company AN MICROCHIP Mcode_ red PRESSO Contents 1 Prado Board by Silica Architech Documentation Release 1 0 Architech Prado WiFly RN 131C 2 Contents Prado Board by Silica Architech Documentation Release 1 0 The daughterboard Architech Prado of Silica helps to access the WiFly RN 131C module version 4 00 of Microchip It was designed to be connected to the LPC1115 LPCXpresso board The project provides a demo developed with the LPCXpresso IDE and through the microcontroller LPC1115 configures the RN 131C module to operate in different modes Architech Prado Features e Interfaceable with LPC1115 LPCXpresso board mBed board e 1 UART 3 3V level for debugging purpose e 5 status leds e Power supply by mini usb LPC1115 LPCXpresso at Architech Prado The WiFly radio module is a complete standalone embedded wireless LAN access device The device has on board TCP IP stack and applications requiring only 4 pins POWER TX RX GND to design in Once initial configuration is set the radio can automatically access the Wi Fi network and send receive serial data over UART For a quick consultation of
5. ata requests For customers who desire to build a more customized web server and http client application are encouraged to carefully review the file sys_task c and specifically the function TCPTasks The TCPTasks function is essentially a state machine It sequences the module through all its phases of operation from initialization configuration association connection to server to operation as a http client The current implementation of the demo does not have a file system so all the html web pages are pre loaded in to memory with the sys_task c file 11 Prado Board by Silica Architech Documentation Release 1 0 4 2 Debug options e In options h there are 2 defines define PRINTF_ENABLED 0 define VERBOSE_DEBUG 0 Use these only if you want debug the code These enables the function printf and it is used to display messages on the debug console of the IDE Warning Use printf carefully because disables all interrupts temporarily when executed Also stops the micro controller execution if you do not use debug 12 Chapter 4 Firmware Details CHAPTER 5 Quick start guide 5 1 Hardware requirements To run the demo application you need the following hardware e LPC1115 LPCXpresso Board e Architech Prado daughterboard e 802 11b g compliant Wi Fi access point with internet access e Two Jumper e Two mini usb cables e A pc laptop with Windows operating system and a WiFi device e 2 male strip
6. be able to send and receive commands to the console manually through terminal WiFly module In order to enable this mode follow the following steps 1 Insert the jumper connector J1 2 Connect to CN1 UART 3 3V level only a UART interface not provided that will allow to connect the wifly module to your pc Prado Board by Silica Architech Documentation Release 1 0 PIN1 LPC_UART_RX 3 3V level PIN2 LPC_UART_TX 3 3V level PIN3 GND 3 The UART configuration is Baud 9600 Data 8bit Parity None 1bit stop Flow None 4 Connect Prado to the PC 5 When the demo starts LED1 remain always turned on At this point it is possible to send commands from the terminal and receive response messages For example you can reset the module to factory defaults Factory Reset For more information about the WiFly console refer to the document WiFly User Manual from the site by clicking http www microchip com wwwproducts Devices aspx dDocName en558369 under Documentation amp Software 6 Chapter 1 Pass Through Mode CHAPTER 2 Factory Reset 2 1 by terminal Warning For using this mode you need a UART interface 3 3V level only to connect Prado to your pc This interface is not provided It can be possible reset to factory defaults module RN 131C through the Pass Through Mode with the following commands 1 Place the mode RN 131C module in command mode 2 Reset the module to factory defaul
7. demo will set the module as an Access Point SOFT AP Once set appear the message on the debug console Config w Browser http 5 16 71 1 In this state the demo application will work as a small webserver blue LED2 blinks and red LED4 and LEDS are turned on 4 The demo in this state it is waiting for a connection request from a browser As an Access Point the module s IP address is 5 16 71 1 Its SSID is mttSoftAP_xx_yy where xx amp yy are the last two hex bytes of the module s MAC address example mttSoftAP_03_06 Associate your PC to this access point 20 Chapter 5 Quick start guide Prado Board by Silica Architech Documentation Release 1 0 Turn Wi Fi OF mechp peap guest BASG Cloud 1 H456_Clhoud_1 KesunLabTESTER LedZep2o Led Pee pee xpress linksys mchp secure ki MicrochipDemoAP_ aa MicrochiaDemoAP asy kicrochiaDernaAf_aaz E a a a a A il a al ah Free Public WiFi GPM_EZC g Jain Other Webwork Create Network Open Network Preferences 5 The module is listening for TCP address open a browser IE Safari Firefox etc and enter http 5 16 71 1 2000 index html into the browser window eoo Microchip EZConfig Application 4m 6 htp 5 16 71 1 2000 index htm e fa 10 e ME Appo Yahoo Coogle Maps YeuTabo Wikipedia Nows 114 7 Popular Y Microchip E2Config Application Device Configuration Form Network Password Channel Seluct channel Auto Join Enable Disab
8. e to the platform directory Ipcopen applications Ipc11xx xpresso_projects nxp_xpresso_11c24 Select nxp_xpresso_11c24_board_lib and Prado Make sure the Copy projects to workspace option is disabled Then select Finish to start the import 18 Chapter 5 Quick start guide Prado Board by Silica Architech Documentation Release 1 0 T import Working sets aut 2 sBack net Fresh cama The imported project should appear in the Project Browser window 5 5 Microchip Demo 19 Prado Board by Silica Architech Documentation Release 1 0 ff Project Explorer amp Peripherals nge Nxp_xpresso_11c24_board_ib 15 Prado 3 Compile it by selecting from the menu Project Build Build All If the compilation fails for all node in Project Explorer window open the properties form and go to Settings Include and modify the relative paths in absolutes Then retry to compile 5 6 Run demo first time 1 Choose Prado in project explorer and launch debugging by pressing the icon showed below Kran e then once the progam is been uploaded press Du 2 All messages of the demo will be displayed on the debug console LPCXpresso IDE see options h for details After initialization the dispositive will try to associate with an Access Point within 10 seconds The message associating will appear on the debug console In this state only LED2 blinks ZA 3 After 10 seconds if it fails to join the
9. he page to create an account 16 Chapter 5 Quick start guide Prado Board by Silica Architech Documentation Release 1 0 KX MICROCHIP 7 22 2013 11 54 33 TCP IP Demo using Amazon Cloud Bonjour Welcome to the Cloud Website User Account UserName _ Password Submit Create new account UserName Password Submit TCP Expert team website demonstrates the use of the Amazon Elastic Compute Cloud Amazon EC2 web service Amazon EC2 provides resizable compute capacity in the cloud It is designed to make web scale computing easier and provides an always accessible server for controlling and collecting data from Microchip s Copyright 2012 Microchip Technology Inc e Logging in with the account that you have created and follow the instructions to register the MAC address of the module Associate to a name such as MYRN131MODULE Later this name will be used to connect the demo server to the cloud The MAC address of the module are the last few 6 hex bytes in the numerical sequence shown under the barcode module 5 5 Microchip Demo 17 Prado Board by Silica Architech Documentation Release 1 0 2 Importing the demo into your LPCXpresso workspace To use the projects in LPCXpresso they must first be imported into LPCXpresso To import the projects go to File Import General Existing Projects and press Next On the import dialog window in the Select root directory box brows
10. he starting demo project taken from Ipcopen is nxp_xpresso_11c24_periph_uart After which it was ported the project microchip RN171 and RN131 PICtail Web Server From the design of microchips improvements have been made in the management of web server software the main changes are in sys_tasks c The sending of the icon favicon ico Browsers require this icon automatically after loading an html page Do not send it determines the possible malfunction of certain browser e The web server closes the connection after 0 5 seconds if the browser does not need any page This system prevents that the browser manage in their own way the connection with the server RN 131C handles only one socket at a time the web server can properly handle a socket at a time 4 1 Modify Software For customers who desire to connect the module to a cloud server of their own choosing instead of of the default http mtt mchpcloud com the changes required to the demo http client application are quite simple Follow these steps to change the cloud server In the LPCXpresso IDE locate the following lines of code in the wifly_util h file define NAME_VALUE mtt mchpcloud com DNS name of host Change the value of the NAME_VALUE macro to the new designated cloud server and re build the project The module after associating with an access point that is connected to the Internet will open a socket connection with the new cloud server and begin to make d
11. le Enter View Available Wireless Networks 6 Insert in all areas the SSID of the access point where the RN 131C can connect to access of internet Password appears in plain text select a channel and enable channel auto join After that click on the Enter button 5 6 Run demo first time 21 Prado Board by Silica Architech Documentation Release 1 0 7 Now that the demo has all the information to access the Access Point sets the WIFI module with all the data and try to access It is important that there are no filters on the network that prevent the module to access the internet otherwise the demo can not continue If happen fix the configuration router and restart the application 8 Set the PC to access the access point and go with the company http mtt mchpcloud com browser to the site Log in and select the name chosen previously for example MYRN131MODULE Press the Connect button to enable communication between the module and the WiFly cloud server Once connected you will see on the website the data transmitted from the demo In this state if all works correctly you will see all leds LED1 LED2 LED3 LED4 turned on and LEDS blinking slowly 7 22 2013 12 04 28 TCP IP Demo using Amazon Cloud Overview 7 i tts Bonjour Welcome LEDs click to toggle rhein Ep to the Cloud Website Buttons EV ae Potentiometer 0 select Device to Monitor MYRN131MODULE Disconnect Mac
12. t conditions factory R 3 Reboot the device reboot Prado Board by Silica Architech Documentation Release 1 0 2 2 by hardware To reset to the factory settings the RN 131C module means hardware you need to follow the following steps 1 insert the jumpers J1 and J2 2 start the demo 3 take off and put the jumper J2 until the LED3 LEDS do not flash 8 Chapter 2 Factory Reset CHAPTER 3 Update RN 131C firmware 3 1 FTP Update Important 1 To proceed you need a UART interface 3 3V level only to connect WIFIxpresso to your pc This interface is not provided 2 Requires Wi Fi network with internet access 1 Starting from Pass Through Mode type following commands to update RN 131C firmware 2 Restore module to factory defaults type these commands factory R save reboot 3 Associate to Internet Connected Network your network scan set wlan ssid lt insert here your ssid gt set wlan pass lt insert here your password gt save reboot 4 Update firmware and verify the version number ftp update ver reboot ver 5 After downloading new firmware it is recommended restore module to factory defaults one more time before using it factory R save reboot Prado Board by Silica Architech Documentation Release 1 0 10 Chapter 3 Update RN 131C firmware CHAPTER 4 Firmware Details This project is taken from LPCOPEN v1 03 T
13. the instruments used please visit the following websites IDE LPCXPRESSO free IDE up to 128KB http Ipexpresso code red tech com LPCXpresso e LPC1115 LPCXpresso http www embeddedartists com products Ipcxpresso Ipc 1115_xpr php http www nxp com techzones microcontrollers techzone tools ecosystem lpcxpresso html http www nxp com products microcontrollers cortex_m0_m0 LPC1115FBD438 html e Connected to the Prado daughterboard Contents 3 Prado Board by Silica Architech Documentation Release 1 0 Architech Prado e Microchip RN 131C http www microchip com wwwproducts Devices aspx dDocName en558369 The demo has been developed starting from the design LPCOpen platform v1 03 http www lpcware com content nxpfile Ipcopen platform and with the demo of the microchip RN171 and RN131 PICtail WebServer ver 1 0R e http www microchip com stellent idcplg IdcService SS_GET_PAGE amp nodeld 1406 amp dDocName en56021 1 We suggest you to read the Quick Start Guide to setup your evaluation system Quick start guide This guide explains how to use this application and provides an overview of on the structure of the project firmware 4 Contents CHAPTER 1 Pass Through Mode Warning For using this mode you need a UART interface 3 3V level only to connect Prado to your pc This interface is not provided The demo provided can operate in pass through mode Enable this mode to
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