AndroiDAQ User`s Manual
Contents
1. digital and then toggle the Output Setting to high see Legend in DEMO application and then click on the Set Outputs of AndroiDAO button to ensure that the LED lights up Toggle the Output Setting to low to ensure that the LED turns off Do this for every I O pin If any of the above tests fail check your solder connections and part orientations on your AndroiDAO module using a magnifying glass Please contact us if you need assistance Page 17 of 18 mc ce ce AndroiDAQ User s Manual Your Notes Page 18 of 182. can 2 amp q makechanges and using a circuit like the example below Propeller Clip or Plug or you can order a module like this one to connect via USB to configure your Wi Fi module https www sparkfun com products 8687 Page 11 of 18 d co ce AndroiDAQ User s Manual When the Wi Fi module is in the Command Mode in either Ad hoc or via USB serial link please enter the following commands to configure your Wi Fi module to your Wi Fi networks SSID and password set wlan ssid lt your Wi Fi network s name gt set wlan phrase lt your Wi Fi network s log in password gt set opt jointmr 20000 set uart baud 115200 set wlan join 1 set comm remote 0 set comm match 10 set comm open 0 set comm Close 0 save reboot After these steps are complete your RN XV radio will reboot and try to connect to your Wi Fi network note if you placed the module into Ad hoc mode you must remove the wire from pin 8 so that the module reboots normally and not in Ad hoc mode After you have verified that is it properly connecting to your Wi Fi network see WiFly User s Manual you can now remove the RN XV from your USB adapter if applicable and then install your RN XV radio onto the AndroiDAQ radio daughter board and connect this assembly to your AndroiDAQ module Below are the factory commands that we use to configure RN XV modules to run with AndroiDAQ If you run into any problems with the configuration of your RN XV radi
3. can be set as a digital input an input counter a digital output that is low a digital output that is high or lastly an output that is oscillating at a set frequency The table below will help you envision the numerical commands in accordance to the settings described Each 1 0 channel or Output pin can be Output Output Output Desired one of Input Input Digital Digital Output Desired Duty these Digital Counting Low High Pulsed Frequency Cycle Number sent with O Up to 320 prefix 0 1 2 3 4 KHz 1 99 So let s take a look at an example numerical sequence command that could be sent to the AndroiDAQ module so that you can understand the above table Let s say that we want to set I O channels 0 2 to outputs with channel O being a pulsed output channel 1 being a digital low output and lastly channel 2 being a digital high output leaving all other channels as inputs which is the default in the AndroiDAQ application Here you would open the AndroiDAQ for Android DEMO application and on the Setup I O screen you would configure channels 0 2 as outputs This is simply done by clicking each channel to configure them as outputs as shown below m 60 Gp EREA 10 10 AM AndroiDAQ connected FireFly DD71 Setup I O Input Settings Legend Left Bank v lu v E v G g EEN CEE E E Right Bank i cis RE Ma Then by using your finger to swipe across your Android device s screen right to
4. channels This input frequency and duty cycle is then synthesized as an output on the desired pin or channel For normal period frequency output the duty cycle default is set to 50 AndroiDAQ and the AndroiDAQ for Android or LabVIEW DEMO applications were developed to make it easy for you to interact with the outside world using your Android phone or tablet This is done with simple electronic circuits that are connected to the AndroiDAQ module which can turn Page 3 of 18 7 h ce i ce AndroiDAO User s Manual things on or off measure levels of things drive electric motors or other electromechanical devices make sounds and much more To get started first you need to install the AndroiDAO for Android DEMO application onto your Android device A downloadable version of AndroiDAO for Android DEMO is available on Google Play at https play google com store apps details id com androidag amp hl en As a safety precaution all Android devices come with the option to install non market apps disabled by default To use the source code version of AndroiDAQ for Android DEMO or to develop your own version of this application you ll have to follow the steps below to get your device settings configured properly Step 1 Click the MENU button on your Android device Step 2 Click on the SETTINGS menu item Step 3 Scroll down and click on the APPLICATIONS listing in the list Step 4 Ensure that the option UNKNOWN SOURCES i
5. to crimp your terminals vice soldering them a 601 24 7373P crimper available at Mouser may be used To power your AndroiDAQ module a 9 volt battery with the above connector or AC wall pluggable 12 volt DC out power supply can be used such as a Cincon TRG1512 which is available at Mouser under part number 418 TRG1512 V This power supply will also need to be modified with the correct AndroiDAQ connector AndroiDAQ Bluetooth Daughter board The AndroiDAQ module can be ordered with various Bluetooth and Wi Fi radio options If you ordered your AndroiDAQ with a Bluetooth or Wi Fi radio installed you can skip this section If you didn t order your AndroiDAQ with a Bluetooth or Wi Fi radio installed you received a bare Bluetooth radio daughter board or an xBee foot printed Bluetooth or Wi Fi radio board depending on the version that you ordered oS ee oo 8 8 eS ue SYStea5 202 Rey 3 0 a a 2 n c y N m ed apture AndroiDAQ with bare Bluetooth radio board and daughter board pin out numbers Page 8 of 18 gp C AndroiDAQ User s Manual AndroiDAQ Radio Daughter Board Connections 1 2 Ground Cae 3 RX air hr e 4 TX ES s ED 059 6 Not Used AndroiDAQ with Bare xBee foot printed radio board and daughter board pin out numbers You can order and then install a Bluetooth radio or Wi Fi radio of your choice along with the connecting 5 pin header on the bottom of the daughter board The c
6. AndroiDAO User s Manual wy i s ee ee 2 2 Pit A mh 2 5 ae pa m RT th By Controlled Capture Systems LLC Copyright 2013 2014 All rights reserved A AN ces mg AndroiDAQ User s Manual Table of Contents Table of Contents A AF FF E 2 a gee e3 1 Lo n a A DAF ENYD A HU 3 Installing the AndroiDAQ apk ccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 4 AndroiDAQ Firmware Source and Tools ccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 5 AndroiDAO Specifications ccccccceeeeeeeeeeeeeeeeeeeeeeeeeeneeeeeeeeeeeeeeeeeaeeeeeees 6 AndrolDAO Pin Out cu sc lee westsccecvceseetecet cl sencasivabaveteweeweet Sesbateeeeeeeeessteans 7 AndroiDAQ Bluetooth Daughter board 8 Connecting AndroiDAQ to Bluetooth 0 0 cece cece eee e eee e eee eeeeeeeeeeeeeeeeeeees 10 Connecting AndroiDAG to Wi Fi cccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeeeees 11 AndroiDAO firmware command structure 12 Testing the AndroiDAQ Bare Board option 15 VOUF NOTES FFY EFA HYF EF FF FF FREE EF FFYN 18 Page 2 of 18 s EN co Ces AndroiDAQ User s Manual Introduction This manual describes how to setup and use your AndroiDAQ module with the AndroiDAQ DEMO application for Android or LabVIEW and also presents to you the basic command structure for the numerical string com
7. able module can be controlled via USB Bluetooth or Wi Fi e _16 channels each channel is programmable as either an input or an output channel for use as o Digital inputs o Digital outputs high low signals sink source 40mA max 3 3v 5v compatible o Event counters or frequency measurements up to 40MHz o User settable freguency and duty cycle for freguency synthesis 1 Hz to as high as 320 KHz note the maximum freguencies depend on the amount and combination of frequencies If you need other frequencies please contact Controlled Capture Systems as the firmware has other methods for this using the built in NCO oscillators e Separate 8 channel 12 bit resolution Analog to Digital Converter for voltage measurements 0 to 3 3 volts DC at 113K Samples Sec total e Eight 32 bit cores that run independently at 80MHz for up to 160MIPS which can also synthesize NTSC and speech without extra support chips e Built in holder for removable micro SD card for data logging which includes a time stamp for digital voltage and frequency input readings 2GB or larger required for data logging e Optional blue tooth or Wi Fi connectivity Class 1 radio for up to 3 Mbps data rate at distances up to 100 meters e Built in Real Time Clock for time stamp data logging e 12 volt or 9 volt DC battery input power for stand alone field operations or can be powered via AC power supply sold separately e Breadboard prototyping spacing board
8. al Time Clock RTC and send values to Serial GetTime 6 Auto set RTC with system values Note you need to send date time information to AndroiDAQ firmware in yy_MM_dd_E_kk_mm_ss format SetTime 7 Read AndroiDAO log file log txt send strings to Serial ReadLog 8 Delete AndroiDAQ log file DeleteLog 9 Stop continuous input reading 10 Start continuous input reading 11 Start continuous voltage reading 12 Stop continuous voltage reading 13 Center Pan and Tilt example 14 Move Servo Motor 15 Move Stepper Motor Testing the AndroiDAQ Bare Board option If you ordered the AndroiDAO Bare Board option you will receive by email the build sheet with part numbers and notes on assembling the module and radio daughter board After all parts are installed on your AndroiDAQ module and radio daughter board please follow the below sequence to ensure that your firmware is properly loaded onto your AndroiDAO module 1 We use LabVIEW and our AndroiDAO LabVIEW library for these test steps If you do not have LabVIEW you can download our stand alone AndroiDAO DEMO for LabVIEW application at https code google com p androidag demo enhancement project After you download the zipped file unzip it and click on the setup exe file inside the resulting folder This will install the AndroiDAQ DEMO for LabVIEW application and the LabVIEW Runtime engine reguired to run this application 2 If you haven t already install Parallax s Propeller Spin Tool Softwa
9. ces on your Android device your list may be empty due to not pairing any devices to your Android device Here you need to press the Scan for devices button under this dialog which helps the Android system to find the AndroiDAQ Bluetooth module You will then be prompted to input the Bluetooth module s passkey which is 1234 This will aid in the pairing of the Bluetooth module to your Android device Page 10 of 18 B N es gi ce AndroiDAQ User s Manual After the Scan for devices has finished you then select your AndroiDAQ Bluetooth radio on the list of Bluetooth devices found The numbers shown on the list per Bluetooth radio found are the last four digits of the AndroiDAO Bluetooth modules serial number DEMO will then connect to your Bluetooth radio module if it is powered on via the AndroiDAQ module which also needs to have power applied to it If your Bluetooth radio is not found due to the module not being powered on or something else you will need to rescan your Bluetooth devices as stated above to lock your Android device with the radio s availability We have found that if you dump the AndroiDAQ for Android DEMO application by pressing the back button without first disconnecting the Bluetooth connection under the Menu beforehand then you will need to Scan for devices again to lock the radio to the Android device We have also observed that there are times where you will also need to disable and re enable
10. dimensions 3 00 X 1 300 pin spacing 1 100 X 0 100 e Internal MCU firmware AndroiDAQ for Android DEMO application and AndroiDAQ for LabVIEW DEMO software are easily to learn and customizable by you or by Controlled Capture Systems for your projects and applications e Free downloads of our AndroiDAQ DEMO _ for Android AndroiDAO for DEMO LabVIEW applications and MCU firmware code e Designed and manufactured in the USA Page 6 of 18 ces AndroiDAQ User s Manual AndroiDAQ Pin Out ADC Inputs 7 to 0 Ground Ground 5 volts DC 3 3 volts DC N y P I O 9 aes 12 to 9 Volts DC Input and USB Port Mates with MicroUSB B Male Ground Ground 5 volts DC 3 3 volts DC The 3 3 volts can supply 400mA and the 5 volts can supply 75 amps Page 7 of 18 gp C AndroiDAQ User s Manual The ADC is input only 3 3 volts DC max The AndroiDAQ I O pins Can source sink 40mA each at 3 3 VDC I O pins are compatible with 5 volt DC input as they have 1K series resistor on each input Note For the AndroiDAQ power connector mate we suggest a Molex connector part number 50 57 9002 which is available at Mouser or Digikey When you order this connector you will also need to order the terminals for that connector which you can solder to the power supply wires vice crimping the terminals to the wire You can also order this connector Molex part number 14 56 2029 which includes the terminals If you desire
11. e are many books and Internet references to help you learn both languages quickly The AndroiDAO module also supports SPP so that you can use Java Python or other programming languages to communicate with AndroiDAQ To get the development tools reguired to modify the AndroiDAO for Android DEMO application go to this web page http developer android com sdk installing bundle html and download the ADT bundle and then follow the instructions available on that page AndroiDAO Firmware Source and Tools The firmware for the AndroiDAO module can be found at https code google com p androidag demo enhancement project On that site your will find the zipped firmware files that contain the source code and the Parallax Propeller Tool which is an integrated development environment or IDE for the Parallax Propeller microcontroller chip that AndroiDAO uses We recommend that you study and understand the operation of this source code before you make any modifications to it You can read more about the Parallax Propeller microcontroller chip that is used on the AndroiDAQ module and the SPIN language that makes up the AndroiDAQ firmware code at http www parallax com propeller and http www parallax com Portals 0 Downloads docs prod prop Web PropellerManual v1 2 pdf After you download the new firmware from _https code google com p androidag demo enhancement project simply unzip the folder to your desktop In the resultant folder you wil
12. iDAO firmware is installed successfully you can now try to read AndroiDAO s Real Time Clock This is done by pressing the Read RTC Clock button on the LabVIEW DEMO screen If successful you should see a date and time similar to 01 01 200 00 00 80 To set the AndroiDAO Real Time Clock to real time press the Set RTC Clock button in LabVIEW DEMO screen This will sent to the AndroiDAO module your laptop or desktop s current date and time setting Apply one of the 3 3 volts DC outputs found on either side of the AndroiDAQ I O pins toward the green terminal block ADC connector to I O port O of the ADC input and ensure that that channel can read the 3 3 volt signal by pressing the Read Voltages from AndroiDAO button Repeat this step for each ADC input pin and ensure that the voltage is read Set up an LED test circuit as described below Connect any of the four Gnd pins on the AndroiDAQ module to one end of a 470 ohm resistor The other end of the resistor is connected to an LED cathode and then the LED anode is connected to a length of wire Attach the loose end of the wire from step 14 above to I O Port 0 of the AndroiDAQ I O pins not the green ADC terminal This will connect the LED anode to the pin in test Set I O channel 0 to an output by clicking on the Input or Output button for that channel This will turn the button on or change it to bright green Ensure that the Output Type for this channel is set to
13. if it found AndroiDAQ s Propeller chip and on which COM port it is on If it is not found check your connections on U2 and U6 and try again until the Propeller chip is found by the Propeller Spin Tool Software If you havent already download the latest AndroiDAQ firmware at https code google com p androidag demo enhancement project and save it to your computer Unzip this zipped folder and then in the Propeller Spin Tool Software load the firmware spin code by clicking on File then Open and then select the AndroiDAORev X spin file in the folder that you just unzipped When done properly the Propeller Spin Tool Software will load and then display the AndroiDAO main spin code in the right hand side of the user s interface You program your AndroiDAG module by pressing F11 in the Propeller Spin Tool Software after the AndroiDAORev X spin code is loaded into the Propeller Spin Tool Software You will be alerted if the programming of the AndroiDAO module was successful or if it failed Page 16 of 18 d co Ces AndroiDAQ User s Manual 10 11 12 13 14 15 16 Find the AndroiDAQ DEMO for LabVIEW icon under Windows Start All Programs AndroiDAQ and then click on the AndroiDAQ exe icon With the AndroiDAQ module connected to your computer via USB as described above the AndroiDAQ DEMO for LabVIEW application will automatically find your AndroiDAO module After the above tests have passed and your Andro
14. ing a digital high output AndroiDAO requires that all I O channels be configured per numerical command sent meaning channels 0 15 need to be set in one full command so our numerical command to set the pin configuration settings would look like this channels 0 through 15 Each O channel or Output pin can be Output Output Output Desired one of Input Input Digital Digital Output Desired Duty these Digital Counting Low High Pulsed Frequency Cycle Number 1 99 sent with 0 Up to 320 50 prefix 0 1 2 3 4 KHz default 4 0_50 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 Referencing the numerical sequence and table above you will see that channel 0 s setting is 4 0 meaning it is setup to be an Output Pulsed with a frequency output of 0 HZz with a duty cycle of 50 and channel 1 s setting is 2 meaning it is setup to be an Output Digital Low and channel 2 s setting is 3 meaning it is setup to be an Output Digital High with the remaining channels 3 through 15 set as Input Digital or ignored if there are no connections to the I O pins of the AndroiDAQ Now if we wanted to have channel 0 send an output frequency of 2100 Hz at a duty cycle of 50 our numerical command would be 4 2100_50 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 Of course this is a very basic explanation of the numerical command sequence structure to configure the channels of the AndroiDAQ module tho
15. l find the USB driver that is necessary for you computer to communicate with the AndroiDAO module This file is called CDM_2 04 16 exe The driver was written by the company FTDI who is the supplier of the USB UART chip that AndroiDAO uses Simple click on the CDM_2 04 16 exe file to install the driver After the USB driver is installed open the Propeller Tool by clicking on the Propeller exe file In the Propeller Tool find the AndroiDAORev version number spin file in that resultant unzipped folder using File Open and click on the AndroiDAQRev version number spin file to open it in the Propeller tool Press F8 in the Propeller Tool to ensure that the firmware compiles if not please contact us Connect the AndroiDAQ module to a USB port on your computer press F7 in the Propeller Tool to ensure that the Propeller Tool finds the Propeller Page 5 of 18 Es m microcontroller chip on the AndroiDAQ module and lastly press F11 to reprogram the AndroiDAQ module s firmware AndroiDAQ User s Manual AndroiDAO Specifications The AndroiDAO data acguisition module is a 24 channel breadboard compatible device The module has 16 channels of digital input and output functions all of which are capable of providing pulse width modulation and other complex waveforms as well as freguency and pulse counting measurements The remaining 8 channels provide 12 bit analog to digital conversion for sensor output and other voltage measurements The customiz
16. left you enter the next AndroiDAQ for Android DEMO configuration screen which is titled Input Settings Since we are only using output channels for this example we can skip this screen by swiping the screen right to left again which will land us on the Output Settings screen shown below Here we will configure channel O to be a Pulse Output Type by clicking the Pulse radio button When the Pulse radio button is selected two input boxes with the end label of Hz and are displayed We will use these input boxes to enter the values of the frequency and duty cycle that you wish to be output on the pin or channel By default Channels 1 and 2 are set to digital Output Types For this example will leave channel 1 to output a low or zero volt value and set channel 2 to output a high or 3 3 volt level as shown below Page 13 of 18 a h s Ig i AndroiDAQ User s Manual me 60 PF BA 10 14 AM AndroiDAQ connected FireFly DD71 Input Settings Output Settings Volt Readings Channel Output Type Output Setting CHO Digital o Pulse 7 CH1 O Digital O Pulse LW High Low o Digital O Pulse LW High Low Send Output Values to AndroiDAQ Now referencing our table shown again below we will build the numerical command that would be sent to the AndroiDAO module again channels 0 2 are outputs with channel O being a frequency output channel 1 being a digital low output and channel 2 be
17. mands that are sent via serial using Serial Port Protocol SPP to the AndroiDAQ module for I O operation Note You must have a micro SD card inserted into the micro SD card slot on the AndroiDAQ module before you begin to use the AndroiDAQ module with the AndroiDAQ for Android or LabVIEW DEMO application The micro SD card must be formatted in FAT32 for it to be usable with the AndroiDAQ module The recommended size of the micro SD card is 256MB or larger The AndroiDAQ firmware uses routines to write data to the SD card and if the SD card is not present the firmware will appear to lock up If you do not desire to have readings recorded to the SD card you can comment out the SD card write routines in the firmware After this you do not need an SD card installed on the AndroiDAQ module Please read this manual in its entirety and ask questions if you need to This will allow you to become completely familiarized with your AndroiDAQ module Improper connections mishandling and voltages greater than 3 3 volts on the ADC and 5 volts on the I O pins will damage your AndroiDAQ module The AndroiDAQ module is very small fully programmable and very powerful multi core single board micro controller platform that is used for electronics prototyping and data acquisition Its eight processors can operate simultaneously either independently or cooperatively sharing common resources through a central hub The developer has full control over how and whe
18. n each processor is employed there is no compiler driven or operating system driven splitting of tasks among the multiple processors A shared system clock keeps each processor on the same time reference allowing for true deterministic timing and synchronization AndroiDAQ is very design flexible with a plethora of uses for interfacing software languages to the outside world AndroiDAQ can be used for robotics process monitoring and control systems smart peripherals and anything else your imagination can dream up This module is compatible with Android LabVIEW JAVA Python and most other programming languages This module was designed to help innovative makers portable device driven and operated products a reality Each I O pin or channel can be configured to be a digital input which reads if the input signal line is high or low The logic threshold for digital input operation is 72 VDD or 1 65 volts DC at 3 3 volts VDD The I O pins can also be configured as pulse counters to measure the input signal s frequency Further the I O pins can be configured as digital outputs where a digital low output is zero volts and a digital high output is VDD or 3 3 volts DC Lastly any of the 16 I O pins can be configured as a pulsed output channel that can have a set desired frequency and duty cycle for pulse width modulated signals Here a desired frequency and desired duty cycle that you want on each channel to have is sent to the desired I O
19. o you may need to re enter these commands to ensure compatibility with the AndroiDAO module This can be done via serial link or in Ad hoc mode see WiFly User s Manual factory RESET set wlan ssid your network s name set wlan phrase your network s password set opt jointmr 20000 set uart baud 115200 set comm match 10 set wlan join 1 set comm Remote 0 save reboot When you first start the AndroiDAQ for Android DEMO application you will be asked what kind of connection you desire Bluetooth or Wi Fi To connect your AndroiDAQ to Wi Fi press the Wi Fi button You will then be asked for the TCP address of the Wi Fi radio connected to your network see WiFly User s Manual AndroiDAQ firmware command structure The AndroiDAQ for Android DEMO application is designed to send numerical commands to the AndroiDAQ module via a Bluetooth or a Wi Fi connection These commands are in a form of a numerical string and sent via Serial Port Protocol The channel configuration settings are set according to what type of input or output that you desire for each I O channel This command structure allows the AndroiDAQ firmware to be menu driven For example if you want to read the Real Time Clock s date and time one would send a numerical menu command to the AndroiDAQ module of 05 We will explain this further in this section Page 12 of 18 a h CEs Ig AndroiDAQ User s Manual AndroiDAQ I O channels channels O through 15
20. onnecting 5 pin header can be ordered from Digikey or Mouser under Harwin part number M52040000P0545 This part is surface mounted but can be easily soldered to the daughter board by hand using a little patience and pre planning The following Bluetooth radios are pin to pin compatible with the AndroiDAQ Bluetooth Daughter board Class 1 Radios Approximately 100 meter transmit receive distance Roving Networks RN 41 This radio is a Class 1 Bluetooth module which is perfect for battery powered applications and by default is ready to use in the SPP Serial Port Profile configuration It uses only 250 pA in sleep mode while still being discoverable and connectable Multiple low power modes available allow you to dial in the lowest power profile for your application With its high performance on chip antenna and support for Bluetooth Enhanced Data Rate EDR the RN 41 delivers up to 3 Mbps data rate for distances to 100 meters The RN 41 is the perfect product for engineers adding Bluetooth capability to their product without spending significant time and money to develop Bluetooth specific hardware and software Digikey part 740 1007 ND Class 2 Radios Approximately 20 meter transmit Receive distance Roving Networks RN 42 The RN 42 is form function and pin compatible with the RN 41 The primary difference between the RN 42 and RN 41 is that the RN 42 is a Class 2 device meaning its range is about 50 to 60 feet and correspondingly the p
21. or Bluetooth to connect to the AndroiDAG module If you choose Bluetooth the application will ask you for permission to enable the tablet s BT radio if your Bluetooth radio is not already turned on on your Android device After the radio is enabled and with the AndroiDAQ module powered on you will then be able to scan for BT devices by pressing the Connect a device menu item and pressing Scan for Page 4 of 18 s N co ce AndroiDAQ User s Manual devices This process takes care of pairing your device with the AndroiDAO Bluetooth radio You will be asked to input a passkey which is the radio s default 1234 Step 7 To understand how to use the AndroiDAQ for Android DEMO application go to http www controlcapture com androiddag demo With this application you can easily read the digital states or measure the input freguencies of the input channels or pins read the voltage levels from the Analog to Digital Converter ADC and or set the output pins to digital high low states or set up a desired channel for the AndroiDAQ to start outputting desired output freguencies and duty cycles The Open Source nature of our AndroiDAQ for Android or LabVIEW DEMO allows you to peruse the Android code to help you to guickly understand and learn how to send and receive data to and from the AndroiDAO module for your own Android application The AndroiDAQ for Android DEMO application is written in Android M which is based on JAVA Ther
22. ower consumption is reduced The RN 42 is perfect for short Page 9 of 18 h co ce AndroiDAQ User s Manual range battery powered applications and by default is ready to use in the SPP Serial Port Profile configuration The RN 42 uses only 26 pA while in sleep mode Multiple user configurable power modes allow the user to dial in the lowest power profile for a given application Digikey part 740 1038 2 ND The following Bluetooth and Wi Fi xBee foot printed radios are compatible with the AndroiDAQ xBee radio Daughter board Class 1 Radios Approximately 100 meter transmit receive distance Roving Networks RN41XV The RN41XV module provides drop in certified Bluetooth connectivity for existing systems using 802 15 4 modules Based on the popular 2 x 10 2mm socket footprint often found in embedded applications the RN41XV offers a complete wireless solution for customers looking to migrate to a standard protocol without modifying existing hardware The RN41XV is built upon Microchip s RN41 low power Bluetooth module The module has an embedded Bluetooth stack and supports multiple interface protocols and profiles including the commonly used SPP and HID profiles Digikey part RN41XVC I RM ND or RN41XVU I RM ND Wi Fi radios Roving Networks RN171XV The RN171XV module is a certified Wi Fi solution especially designed for customers who want to migrate their existing 802 15 4 architecture to a standard TCP lP based platform withou
23. re correctly leave the AndroiDAO module plugged into your power source Connect your laptop or desktop computer to the AndroiDAO module via a USB cable Your USB cable should have a microUSB b connector on one end to attach to the AndroiDAO module Most Android phones use this style of connector for their USB port so you may have one lying around or you can order one from Mouser under their part number 552 IPUSB1MS R If your Windows system does not find a driver for the AndroiDAG module after it is plugged in unplug it from the USB port and then install the CDM_2 04 16 exe file that is located in the data folder that is located in the directory where you installed the AndroiDAQ DEMO for LabVIEW application The CDM_2 04 16 exe installs the FTD drivers for the USB portion of the AndroiDAO module If your Windows system still doesn t recognize your AndroiDAO module remove the USB cable and power source and check the connections on the USB connector JP2 the connections on the FT232R chip U4 and the connections for the RX TX switch U3 and all other connections on your AndroiDAO module After your AndroiDAO module is recognized by the Windows system by plugging in the USB cable with the AndroiDAQ module powered on start the Propeller Spin Tool Software program and then ensure that the Propeller Spin Tool Software recognizes your AndroiDAO s Propeller chip by pressing the F7 key in the Propeller Spin Tool Software The software will tell you
24. re onto your laptop or desktop Windows computer This software is available at http www parallax com downloads propeller tool software or in the AndroiDAO firmware download file After you download the zipped file from the link above unzip it and click on the setup exe file inside the resulting folder to install the Propeller Spin Tool Software Page 15 of 18 h co ce AndroiDAQ User s Manual 3 If you haven t already install a micro SD card into the AndroiDAO s SD card slot The recommended size for the SD memory card is 256MB or larger and it must be formatted in FAT32 to operate properly with the onboard AndroiDAO file system Apply power to the AndroiDAQ module on JP6 As stated earlier in this manual the pin nearest the JP6 silkscreen designator is the positive pin or pin 1 and pin 2 is ground We recommend using a 9 volt battery or 12 volt DC wall wart style power source After connecting the power check that the 5v and 3 3v pins measure 5 volts DC and 3 3 volts DC respectively in reference to the Gnd pins If not unplug the AndroiDAO module and inspect your component orientations to ensure that none of the IC chips are installed in the wrong direction This is a common mistake which will reguire you to remove the chip and reinstall a new one in the correct orientation The component may not be damaged please check the manufacturer s component data sheet to see if it is reverse voltage protected When the voltages measu
25. s checked Step 5 Read the warning message presented and then acknowledge it by pressing the OK button to save this setting Installing the AndroiDAO apk Step 1 Using the Web browser on your Android device go to http androidag demo enhancement project googlecode com files AndroiDAG apk Alternatively as stated above you can download the AndroiDAO for Android DEMO from Google Play If you get AndroiDAO for Android DEMO from Google Play you can skip steps 2 5 Step 2 Download AndroiDAO apk onto your Android device and save it under in the download folder Step 3 Open a file browser application We recommend OI File manager which is available at https play google com store apps details id org openintents filemanager Step 4 Browse to the download folder and find the AndroiDAQ apk file Step 5 Click the AndroiDAO apk to install the AndroiDAO for Android DEMO application on your Android device This is usually the default action when you click on an APK in your file browser Step 6 The AndroiDAO for Android DEMO application is now installed on your Android device You can find the icon for AndroiDAO by pressing the Launcher or Applications Icon If you long press the AndroiDAO icon after you find it in the list you can put the AndroiDAO icon on your Home screen or Desktop so that you can find it more easily Upon opening the AndroiDAO for Android DEMO the application will first ask you if you want to use Wi Fi
26. t redesigning their existing hardware The RN171XV module is based upon Microchip s robust RN171 Wi Fi module and incorporates an 802 11 b g radio 32 bit processor TCP IP stack real time clock crypto accelerator power management unit and analog sensor interface The RN171XV module supports infrastructure networking for worldwide internet access directly by every node and ad hoc connectivity for fully connected point to point networks unlike many 802 15 4 implementations that need extensive custom application profiles and additional bridging products Digikey part 740 1044 ND or RN171XVS I RM ND When installing the AndroiDAQ Bluetooth Wi Fi Daughter Module ensure that the antenna of your Bluetooth or Wi Fi radio is pointing toward the AndroiDAQ screw terminal which is used for voltage measurements Connecting AndroiDAQ to Bluetooth When you first start the AndroiDAQ for Android DEMO application you will be asked what kind of connection you desire Bluetooth or Wi Fi To connect your AndroiDAQ to Bluetooth press the Bluetooth button If Bluetooth wasn t enabled on your Android device the DEMO application will ask you for your permission to enable Bluetooth radio functions Press Yes After your Android device has turned on your device s Bluetooth radio you will then need to press your menu button to open the DEMO menu Select the menu item Connect a device This opens a dialog box that contains a list of all paired Bluetooth devi
27. the Bluetooth radio on your Android device to re lock on to any Bluetooth radio We are not sure why the Android OS operates this way Upon subsequent restarts of the DEMO application when you restart the DEMO application under Bluetooth you will need to connect to your radio via the Menu list item Connect a device it is not automatic Connecting AndroiDAQ to Wi Fi When you order the AndroiDAQ module with the Wi Fi radio option we do the preliminary setup here at the factory to test your radio to ensure proper operation with your AndroiDAQ module though you will need to reconfigure the Wi Fi module to log onto your Wi Fi network using your Wi Fi network s SSID and its password when you receive your Wi Fi module To do this please first download the Roving Networks WiFly Users Manual at http ww11 microchip com downloads en DeviceDoc 50002230A pdf and read it to understand your RN XV module and to learn how to place the Wi Fi module into Command Mode and to configure the module in either Ad Hoc mode by providing 3 3 volts DC to pin 8 before powering up the Wi Fi module or via Serial communications using a USB adapter like this one http www parallax com product 32201 where you can use the Propeller Plug to configure your Wi Fi module using USB and a serial terminal program such as the Parallax Serial Terminal available here https code google com p androidag demo enhancement project downloads detail name PST exe zip amp
28. ugh it is very important that you understand the numerical command structure to be able to modify the AndroiDAQ firmware and DEMO applications or to create your own application using the AndroiDAQ module Studying the Page 14 of 18 A AN ces mg AndroiDAQ User s Manual firmware and AndroiDAQ for Android or LabVIEW DEMO application source code will help you in understanding the structure There is more going on under the hood between the AndroiDAO DEMO applications and the AndroiDAO firmware The AndroiDAO firmware is structured to operate under a numeric menu driven command structure meaning that simple numerical commands are sent via Bluetooth or USB to command the firmware to run a particular sub routine Below is a list of the numerical commands that are currently used for the AndroiDAO firmware Note all numerical commands are prefixed with a zero when the command is sent This leading zero is used to trigger the AndroiDAO module firmware s MenuLoop sub routine Number sent Firmware sub routine ran in italics 0 Prepare and receive the 16 channel configuration settings SetPins 1 Set the 16 channels to the received configuration settings SetConfig 2 Read input channels and send reading to Serial Getlnputs 3 Not used this is a test loop for your subroutine development using testloop 4 Read ADC voltages and send these readings to Serial GetVolts 5 Read AndroiDAQ Re
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