The following error resolution occurs when compiling a ZigBee program using IAR Embedded Workbench:ERROR[E12]: Unable to open file ' C:\Program files\iar systems\embedded Workbench 5.3\8051\config\lnk51ew_cc2530f256.xcl ‘The error should not be found in the config file.Here's how to fix it:If you are a win7 system and are 64-bit, then you need to modify the link path, the use of 32-bit system when the installer is the default in \program Files, if it
the direction of the binding problem : When using Zdp_enddevicereq () to bind, there are four parameters about the input and output clusters, if a-side output cluster can match the B-party input cluster, then the binding is successful, and the binding table is established in a-party (the party that owns the output cluster). Also, if the input cluster of a can match the output cluster of B. Then two-way success. A binding table is also created in B at this point. At this point A and B can control
Regardless of which MUC serial port for our experimental debugging is very convenient and practical, we can be involved in the program of some intermediate or other program state information printed out to display on the computer for debugging, many MUC and PC communication is carried out through the serial port. ZigBee is no exception.The USART mode operation has the following characteristics:1, 8-bit or 9-bit load data2, odd check, even check or no
Binding in ZigBee is managed by the APS layer. In addition to binding table management, the APS layer also provides group table management, fast address search, and other service functions. The application layer cannot directly call the data service in the APS layer to transmit data. It can only use the ad_datarequest function encapsulated in the AF layer to transmit data.
After reading many related documents, I mentioned that the bound service def
The tree-based routing mechanism includes configuring a tree-based address and a tree-based address route.
When the Coordinator establishes a new network, it will allocate the network address 0 and the network depth d = 0 to itself. The network depth indicates the minimum number of hops transmitted from one transmission frame to the ZigBee coordinator in a parent-child relationship network. If "node A" is added to the network and connected to the coo
Serialapp-ZigBee serial port application instance this example application Z-stack version ZStack-1.4.3-1.2.1
The serial application of serialapp in Z-stack is used to connect two cc2430eb boards to the computer through serial port, and data is transmitted to each other. The working process is: The cc2430 antenna receives data (OTA data), triggers sys_event_msg in serialapp_task, judges the small event af_incoming_msg_cmd in sys_event_msg, and CALLS s
flashes at intervals of 1 s (the system resets every 1 s ).
Iii. Conclusion
This section describes the principle and usage of the watchdog timing circuit. In practical application, if high reliability is required, the watchdog can be applied to the system. When the system is shut down for some reason (the dog cannot be fed), the dog that is not fed will bark: "Master, there is an exception, there is an exception !"
For a wireless sensor network, the power consumption during operation is a cruci
conversion is completed without interruption. Each time a sequence is converted, the ADC generates a DMA trigger.
Register: The ADC has two data registers:AdclAndAdchThree control registers:Adccon1,Adccon2,Adccon3To configure the ADC and return the conversion result.
[1] configure the apcfg register
When ADC is used, the port 0 pin must be configuredADC analog input. To configure a port 0 pin as an ADC input,Apcfg registerMust be set to 1. The default value of this register is 0, and port 0 i
With the rapid development of the electric business, the turnover of "double 11" has been rising every year. Whether you have any shopping needs, but in all kinds of news media, friends around, all kinds of sales promotion news, and so on under the bombing, in the "Double 11" before the arrival you may have been hard to fill your shopping cart. Even if the "double 11" was not prepared before, but to the day in the strong "shopping atmosphere" rendering, you will always think of what good to
122. Best time to Buy and Sell Stock IISay you has an array for which the i-th element is the price of a given-stock on day I.Design an algorithm to find the maximum profit. You could complete as many transactions as (ie, buy one and sell one share of the stock multiple times). However, engage in multiple transactions for the same time (ie, you must sell the stock before you
121.Say you has an array for which the i-th element is the price of a given-stock on day I.If you were-permitted-to-complete at most one transaction (ie, buy one and sell one share of the stock), design an AL Gorithm to find the maximum profit.classSolution { Public: intMaxprofit (vectorint>prices) { intn =prices.size (); if(N 1) return 0; intMini = prices[0], ans =0, I; for(i =1; I ) { if(Prices[i]-mini >ans) a
D. Buy buy time limit:1000 ms Memory limit:64 MBTotal submission:286 submission accepted:56 Description one day Alice opened her daily game and found that she had n game coins in it, and she wanted to spend it all.Now you can buy a total of three props, respectively, the house (1,234,567 games worth each), the car (123,456 games worth each), the computer (each va
Question address: http://poj.org/problem? Id = 1952
Buy low, Buy lower
Time limit:1000 ms
Memory limit:30000 K
Total submissions:6692
Accepted:2302
Description The advice to "buy low" is half the formula to success in the bovine stock market. To be considered a great investor you must also follow this probl
What is the standard for children's tickets for train tickets and how to buy children's train tickets? The following introduces the standard of children's tickets:
The standard 2017 of the train ticket children's ticket is specified as follows: The carrier generally does not accept children travelling alone. The standard line for measuring children's height is provided at the station ticket window, wicket, exit and train end doors. When measuring the
The previous article to analyze the Bo Bao Mall optimization case, interested can go to see, today to bring you a case is a shopping guide website: love to buy the net. First of all, the analysis here does not involve the weight of the site, because the weight of a site is not a short period of time can be improved, the need for time accumulation. But the other aspect basically we can still be able to do in a short time, for example content, structure
/Photo Library Photos, Aperture, and the contents of the trash in the mail.
Large and old files
It is also a feature that has always been used to find large files and folders, which can be displayed in three ways, such as access time, file size, and file category, to make it easier for users to find unwanted files and choose whether to delete them.Second, practical toolsIn addition to the various garbage cleanup functions mentioned above, CMM3 also supports secure and thorough unin
Buy low, buy LOWER
Time Limit: 1000MS
Memory Limit: 30000K
DescriptionThe advice to ' buy low ' is half the formula-success in the ' bovine stock market. To is considered a great investor you must also follow this problems ' advice: "Buy
[LeetCode] Best Time to Buy and Buy Stock I II III IV problem solving report, leetcode=Best Time to Buy and Buy Stock I
Question:An array is used to represent the daily price of the stock, and the number of I in the array indicates the price of the stock on the day I. If only one transaction is allowed, that is, only o
Buy low, Buy lower
Time limit:1000 ms
Memory limit:30000 K
Total submissions:8327
Accepted:2888
DescriptionThe advice to "buy low" is half the formula to success in the bovine stock market. To be considered a great investor you must also follow this problems 'advice:
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