STM32 practical application (I) -- 1602 Bluetooth Clock 1 LCD Display Test, 20171602Preface
After studying for so long from 51 to ikef4, I finally got a clue. Now I have learned the basic usage of GPIO, interrupt, timer, and watchdog, so I want to see if I can do something, I just want to review my recent knowledge. Last semester, I designed a single-chip microcomputer course with a clock that can be used for Bluetooth, button calibration, and tempera
Security Warning: 1.35 billion of ARRIS cable modems worldwide can be remotely attacked
A security vulnerability was found in the Wired modem of ARRIS SURFboard. Attackers can remotely attack about 1.35 billion of devices around the world.Security expert David Longenecker explained that a security vulnerability exists in a very popular wired modem produced by ARRIS
//8051 and 1602 communication in bus mode//the main implementation function of this program is to send a string of strings to 1602, and display it#include#include#defineUchar unsigned char#defineUINT unsigned int#defineLcdddata XBYTE[0XFFFF]//Read Data address#defineLcdxdata XBYTE[0XFDFF]//Write Data address#defineLcddcom Xbyte[0xfeff]//Read Command#defineLcdxcom XBYTE[0XFCFF]//Write CommandsUchar idata s_g
Arris-22 marketing rules (22 Business Rules)
14. Rule of opposing features
There is always another effective feature opposite to the features of any product.
In article 6th (concept-specific rules), we have stressed that people cannot possess
Same concepts and ideas. You must create your own proprietary concepts, and you must find your own unique features.
There are too many companies trying to imitate the leader. "They must know how to do it most eff
Arris-22 marketing rules (22 Business Rules)
12. Trademark extension rules
The expansion of the trademark series will inevitably give people the impression that the trademark is the same if it violates
If any rule is worthwhile, I'm afraid most American companies will be in jail.
Penalty.
So far, one of the rules described in this book is the trademark extension law.
Even worse, trademark extension is a continuous and almost natural process. That's it
Arris-22 marketing rules (22 Business Rules) 22 marketing rules (22 Business Rules)
1. Market Leading Regulations
"First" is better than "best"
Many people think that the basic task of marketing is to make potential users believe that you can provide better services.
.
This is not the case. If you only have a small market share and have
If you have rich competitors, your marketing strategy may be wrong at the beginning. You broke the city
The first ru
Arris-22 marketing rules (22 Business Rules)
6. proprietary concepts and regulations
Two different companies cannot share the same concept with users.
When your competitors have formed a certain concept or position in the user's mind
If you want to win users with the same concept, the results will be futile.
As we mentioned earlier, Volvo Auto has "security" in users' minds"
This concept involves many other car manufacturers, including Mercedes. Benz
First, preface:In the above, the author systematically expounds the two driving modes of 1602, and simply mentions the Liquidcrystal Library of Arduino. In this article, the following two questions are explored in more depth: how can I minimize the 1602-to-Arduino port footprint? How should the Liquidcrystal library learn? Under the Arduino LCD1602 Comprehensive Study (under), the author intends to introduc
Arris-22 marketing rules (22 Business Rules)
2. Product Innovation rulesIf you cannot be the first in a product type, you should try to create another new product type.Who is the third person to fly alone across the Atlantic Ocean?You canI can think that I cannot know who is the third. But you can know that she is Emily.Ya herhart.So, is the third pilot to fly only over the Atlantic, orFamous for being the first girl to fly alone across the Atlantic
Arris-22 marketing rules (22 Business Rules)
8. Two strong competition rules
In the long run, any market will eventually become a competition between two horses.
Initially, the status of a new type of product in the market is like a multi-level ladder, gradually,
This ladder becomes a two-level ladder.
The two main competitors of the battery industry are yongbei and durable battery companies.
Shi; the taxi industry is huz and Avis; the mouthwatering i
Arris-22 marketing rules (22 Business Rules)
7. tiered positioning rules
The value of tiered application in the product market determines your marketing strategy.
Taking the first place in the hearts of users should be the main goal of marketing activities, but do not
This does not mean failure. Vendors with the second or third place in the market also have their own
Marketing strategy.
Products are not born and equal. When a consumer makes a purchase
Arris-22 marketing rules (22 Business Rules)
10. Classification Rules
Over time, product varieties will be subdivided into two or more deformation insects in the training
The sales market can also be seen as a sea of growing product varieties.
At the beginning, a product type is only a single product type. Over time, such products
Will be subdivided into many varieties. For example, electronic computers are subdivided into mainframes, minicomputers, w
Arris-22 marketing rules (22 Business Rules)
13. Sacrifice rules
If you lose something, you can get it.
The sacrifice law is the opposite of the trademark extension law. If you want to succeed today, you must
Give up something first.
There are three sacrifices: product series, target market, and constant changes.
First, the product series.
For Losers, the complete product series is a luxury. If you want to succeed, you must
Shorten Your product series
Arris-22 marketing rules (22 Business Rules)
19. Face up to the failure rule
Failures are hard to avoid, but failures should be taken into consideration.
For bad things, too many companies always want to improve it rather than give up it in time. "Let
We repeat to save the situation "is their rule of survival.
For your personal future, it is terrible to face the wrong reality but do nothing for it.
. The preferred strategy is to identify errors as ear
Arris-22 marketing rules (22 Business Rules)
21. Rule of governing trends
Successful marketing should be based on long-term trends rather than fashion
Fashion is like a wave in the ocean, and the trend is a tide in the ocean. Fashion will get a big bang
Publicity, but the trend is seldom noticed.
Fashion is visible like a wave, but it comes and goes in a hurry. While the trend is like a tide, it is almost
Is invisible, but its strength will persist fo
Arris-22 marketing rules (22 Business Rules)
5. Centralized conceptual rules
The most powerful strategy in marketing is to have only one concept in the minds of potential users.
If a company can have a term or concept in the minds of potential users in an appropriate way,
It can achieve amazing success. There is no need for a complex concept or a unique name.
Word. It is best to use simple words directly from the dictionary.
This is the rule of concep
The surplus data line on the mini2440 board was introduced last week. Looking at the previous 1602 drop, suddenly I wanted to use arm9-to drive it, so I started to do it.The Code was changed from the time when I first learned C51. Haha, I think it is really bad to see the code I wrote before. Now I have finished it.Although it is a bit cool, it really takes a lot of effort to drive it. It would be nice to wear pants ^_^Driver: 2440 + hc595 + lcd1602Ci
itunes restores iphone firmware to unknown error 1602 solution
Problem Description:
Some users upgrade or restore the iphone, ipad, or ipod touch with itunes, the update or restore process may stop, and itunes displays a warning message "failed to recover IPhone unknown error" followed by error number 1602.
The Connect ITunes screen may also appear on the device:
Reason Ana
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