using the temperature and light sensor

AN0212 smart sensor CAN node using the MCP2515 and PIC16F876

Ngày tải lên : 11/01/2016, 11:45

... Figure The concept is to enable the MCP2515 CAN controller, the PIC16F876 microcontroller and the MCP3201 ADC to efficiently communicate among each other, utilizing the SPI The MCP2515 handles the ... reference A/D In the main loop of the program, a variable is toggled When the value of the variable is a logic ‘0’, the PIC® device reads the pressure sensor, and when the value of the variable is ... device on the node (such as a microcontroller) to the MCP2515 are through the SPI bus The PIC® device used on the Node Board fully supports the SPI in the Master mode Command strings are sent and received...

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AN0510 smart sensor CAN node using the MCP2515 and PIC16F876

Ngày tải lên : 11/01/2016, 11:47

... constants and the time the user gets using an MHz input clock Delay constants and the time that the user gets at 20 MHz and MHz input clock speeds are given in the source code listing of the full-duplex ... such that the user gets control for approximately half the time of the bit rate and the rest of the time is used up by the Operating System (and software delays) Please refer to Table for the delay ... Whereas, the transmission is totally under user control, the Reception is under the control of the Operating System As long as the user does not set the X_flag, no transmission occurs On the other hand...

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AN1016 detecting small capacitive sensors using the MCP6291 and PIC16F690 devices

Ngày tải lên : 11/01/2016, 16:36

... calculations The calculated RH can be corrected for errors across temperature; both the sensor and the circuit can be calibrated at the same time Once the decision is made to calibrate the errors, there ... contribute to the current imbalance The common mode voltage setting resistors (RCM1 and RCM2) and the op amp (U1) dominate the VCM errors If RCM1 is 1% low and RCM2 is 1% high, then the relative ... worth the effort The dominant error sources are covered in this section They will be covered in the same sequence they propagate through the circuit and algorithm Their impact on RH accuracy, and...

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Tài liệu Using the LOCAL_PREF and MED Attributes pdf

Ngày tải lên : 18/01/2014, 05:20

... configuration, issue the clear ip bgp * command on ISP1A Wait several seconds, and then use the show ip bgp command to view ISP1A’s BGP table Both paths should again be present in the table, but the best ... Configure BGP for normal operation Enter the appropriate BGP commands so that SanJose3 advertises its Ethernet network and the other routers advertise the 10.0.0.0 network: ISP1A(config)#router ... always-compare-med Issue the clear ip bgp * command on SanJose3, wait several seconds, and then check SanJose3’s BGP table with the command show ip bgp SanJose3 should have two paths to the 10.0.0.0 network,...

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Tài liệu Using the Scandisk and Defrag Utilities docx

Ngày tải lên : 24/01/2014, 19:20

... Note: Make sure that the screensaver and any other programs that automatically start are temporarily disabled or they can interrupt the defragmenting process Troubleshooting If Scandisk reports a ... resolve the problem There is an option to convert recovered data to a text file However, this will clutter the drive with many text files of garbled information Select the option to discard the information ... information Select the option to discard the information and continue Reflection List any other utilities that come with Windows that can help in the preventative maintenance of a system: ...

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Báo cáo y học: "Assessing post-traumatic stress disorder in South African adolescents: using the child and adolescent trauma survey (CATS) as a screening tool" docx

Ngày tải lên : 08/08/2014, 21:20

... 'current' Furthermore, only the PTSD and depression sections of the K-SADS-PL were administered The screen interview and diagnostic supplement format is unique to the K-SADS-PL and greatly facilitates ... children and adolescents Procedures Permission to carry out the study was obtained from the Western Cape Department of Education and the Ethics Committees of the Universities of Stellenbosch and Cape ... appropriate for the sample First, using the K-SADS as the "gold" standard for a diagnosis of PTSD (a measure that identifies those individuals who have or not have a disorder), the sensitivity and specificity...

10
667
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báo cáo khoa học: " Improving quality of care through routine, successful implementation of evidence-based practice at the bedside: an organizational case study protocol using the Pettigrew and Whipp model of strategic change" potx

Ngày tải lên : 11/08/2014, 05:22

... organization and its related change This reinforces the fluid nature of the dimensions, the signs, and their inter-relationship – the pattern of which may vary from organization to organization and within ... utilization among the management, and organizational support [37]." Ferlie and Shortell [38], after assessing initiatives on the quality of health care in the United Kingdom and the United States ... purposively sampled (e.g., the CNO, EBP project groups and their leads, and the procedure committee) Both nursing and interdisciplinary groups will be recruited In terms of the interviews, approximately...

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AN0717 building a 10 bit bridge sensing circuit using the PIC16C6XX and MCP601 operational amplifier

Ngày tải lên : 11/01/2016, 11:33

... side of the Wheatstone bridge, the MCU switches the multiplexer (A2) to the leg of the other side of the sensor With the voltage of the other leg of the sensor connected to the input of the amplifier, ... of the circuit can be calibrated in firmware This is performed by subtracting the conversion code results of the positive leg of the sensor from the results of the negative leg of the sensor The ... a reduction in the dynamic range of the system The combination of the sensor error and the capacitor error increases the requirements on the input range to the modulator configuration Hardware...

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AN0780 15 kilogram scale using the TC500A and the TC520

Ngày tải lên : 11/01/2016, 11:39

... DEVELOPING THE SCALE APPLICATION USING THE TC500A AND THE TC520 Input Stage The first consideration for a low signal level source is the amount of gain required for the input amplifier The TC500A ... expression for the pressure on the strain gauge (PSG), the strain gage constant (K) and the gain of the amplifier (G) The actual differential reference voltage is determined only by the ratio of ... referenced to ground Rather than using a precision reference for the TC500A and a precision supply for the strain gauge, combining eq3/a and eq3/b into eq4 produces an equation for the system: TDEINT...

10
251
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AN0215 a simple CAN node using the MCP2515 and PIC12C672

Ngày tải lên : 11/01/2016, 11:45

... loads the ADRES register value into the MCP2515 Transmit Buffer and Data Byte 0, and sends the RTS command If the match occurred on Filter 3, then the PIC MCU reads the TXRTSCTRL register for the ... the source of the interrupt, Timer0 or external INT pin and then branches to the appropriate code to process the interrupt Figure and Figure show the program flow for the Timer0 and CAN message ... complete, the ADRES value is loaded into the MCP2515 Transmit Buffer 0, Data Byte 0, and an RTS command is issued for Buffer The TMR0 register is then reloaded and the interrupt flag is cleared The...

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Báo cáo hóa học: "Energy consumption and lifetime analysis in clustered multi-hop wireless sensor networks using the probabilistic cluster-head selection method" pdf

Ngày tải lên : 20/06/2014, 22:20

... to run the transmitter circuitry, the receiver circuitry, and the transmitter amplifier, and t is the path attenuation exponent which depends on the distance between the transmitter and the receiver ... outside the circle to the sink node is derived in a mathematical modification which considers the area of the outside region and the distance from the cluster-heads in the outside to the sink ... cluster-heads and the sink node set up TDMA schedules for each node in their respective clusters and for the cluster-heads, respectively Then, the cluster-heads and the sink node distribute the schedules...

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The mapping of land surface temperature using satellite images and GIS in dai tu district thai nguyen province

Ngày tải lên : 28/04/2016, 13:45

... Materials 3.1.1 The objects and scope of research a The objects The land surface temperature and the land cover types in Dai Tu district, Thai Nguyen province b The scope - The time scope: The time ... Thematic Mapper (TM) sensor onboard the Landsat satellite are compared The first of them lies on the estimation of the land surface temperature from the radiative transfer equation using in situ radiosounding ... differences in urban areas and compare the relationships between urban surface temperature and land cover types The urban temperature distribution map and the analysis of thermal land cover relationships...

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Natural botanical products have a long history in the world and are featured in using a complex

Ngày tải lên : 03/11/2012, 09:54

... cytokine release including TNF-α in these animals and inhibit tumor growth However, further study is needed to determine how they are induced and the mechanisms they inhibit cancer cell growth in ... treatment groups They were fed intragastrically (i.g.) daily for 14 and 28 days Tumor areas were measured every days using a caliper, and the tumor area was calculated according to the formula: tumor ... investigate the effect on tumor growth To further examine the anti-tumor mechanism, the three important biological parameters in tumorigenesis including cell proliferation and apoptosis [7], and also...

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the relationship between cnsumer acceptability and descriptive sensory attributes in cheddar cheese

Ngày tải lên : 03/04/2013, 21:06

... three-digit random numbers and served under identical conditions to the trained descriptive testing Consumers ranked the three cheeses in their order of preference, and then evaluated them using a ... months The presentation of the sample was the same as for each of the training sessions Each plate had a three-digit random number The panelists were provided with unsalted crackers and ambient temperature ... compared with the other cheeses (7- and 12-month) The 12-month-ripened cheese had the lowest mean score of liking of 5.75, which is categorized as between “like slightly” and “neither like nor...

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Removal of arsenic from synthetic groundwater by adsorption using the combination of laterite and ironmodified activated carbon

Ngày tải lên : 05/09/2013, 09:38

... in the values of the regression coefficient r2 Therefore, adsorption process of arsenic onto LA and AC-Fe may be described by Langmuir isotherm and the adsorption capacities were 0.48mg/g and ... for LA and AC-Fe are 0.48mg/g and 1.18mg/g, respectively) However, it is also possible to realize that the longer the portion of AC-Fe, the higher the adsorbent cost Therefore, optimizing the AC-Fe ... solute (arsenic anions) in the bed is decreased resulting to shorter contact between the feed and the adsorbent In addition, the higher the flow rate, the smaller the film resistance, implying...

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Tài liệu UML Applied - Object Oriented Analysis and Design using the UML doc

Ngày tải lên : 10/12/2013, 14:16

... wouldn’t be the end of the world if the receipt wasn’t dispensed Apply the rule to the other Use Cases, and you’ll find that really, none of them describe the goal of the user The goal of the user ... part of the consortium, including Hewlett-Packard, Microsoft and Oracle The UML was adopted by the OMG2 in 1997, and since then the OMG have owned and maintained the language Therefore, the UML ... Analysis and Design using the UML Chapter The Elaboration Phase In the Elaboration Phase, we are concerned with exploring the problem in detail, understanding the customer’s requirements and their...

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systems with hysteresis. analysis_ identification and control using the bouc–wen model

Ngày tải lên : 12/12/2013, 22:41

... piston The product of the piston velocity and the post-yield plastic damping coefficient The product of the piston position and the factor that accounts for the accumulator stiffness and the MR ... mi is the mass of the ith floor, ¨ B is the ground acceleration and qi is the ith restoring force, including viscous damping The quantities ui are the relative displacement of the ith and the i ... easily that the stability proof of the feedback connection is exactly the same as in Theorem 13 In the following, the simplified version of Theorem 13 given in Theorem 14 is used Then the conditions...

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Tất cả

Tài liệu Kalman Filtering and Neural Networks - Chapter 6: LEARNING NONLINEAR DYNAMICAL SYSTEMS USING THE EXPECTATION– MAXIMIZATION ALGORITHM doc

Ngày tải lên : 23/12/2013, 07:16

... the observations=inputs and the parameter values The M-step involves system identiﬁcation using the state estimates from the smoother Therefore, at the heart of the EM learning procedure is the ... outputs, and the conditional distributions over the hidden states For the model we have described, the parameters deﬁne the nonlinearities f and g, and the noise covariances Q and R (as well as the ... by picking randomly the values of the nodes that have no parents It then picks randomly the values of their children Stationarity means here that neither f nor the covariance of the noise process...

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Tài liệu Using the Inter net and Other Networks pdf

Ngày tải lên : 17/01/2014, 16:20

... another of the thousands of IRC channels.) IRC ops, on the other January 2002 13:14 126 Chapter 6: Using the Internet and Other Networks hand, are technical people in charge of the servers themselves; ... Chapter 6: Using the Internet and Other Networks Here’s the syntax: talk user name@hostname If the other user is logged onto the same computer as you, omit the @hostname After you run that command, ... happening on the server and the channel; the bottom part (a single line) is where you type commands and text In between the two parts is a status line with the time of day, your nick, and other information...

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Tài liệu Add, Edit, and Delete Data Using the DataGrid Control doc

Ngày tải lên : 21/01/2014, 12:20

... see the final HTML for the DataGrid control The lines of code that you will need to add are the ones for OnUpdateCommand, OnCancelCommand, OnEditCommand, and OnDeleteCommand By entering these ... about the record; it had only been added to the data table and not sent back to the server You can see the data being updated back to the server for the add and edit in the next step One other ... to handle the exception that occurs when you try to write the value to the column When you're writing the cells into the columns of the data row, the Trim function is used Because of using the...

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