Rev. Stop by means of key interrupt a single led flashing, what are the main points of program design?

CodePudding user response:

Stm32 official routine, or enjoy wealth, atom, hard rock and so on more than BBS is routine, want to learn and reluctant to spend money on development board, wasted effort, just my colleague have a wildfire development board, buy is used, students are you interested in?

CodePudding user response:

GPIO interrupt
GPIO control
The two main

CodePudding user response:

refer to the second floor dceacho response:

GPIO interruptGPIO control
Mainly on the two

Can detailed say its design ideas

CodePudding user response:

Timer interrupt periodically IO mouth if there is a key input, and then through the judgment to control LED sign?
Or a key trigger external interrupt and then control the LED?

CodePudding user response:

http://bbs.elecfans.com/jishu_1403248_1_1.html this has routines

CodePudding user response:

Initialize the external interrupt pin and a light, modify the destroy the light of lamp program on external interrupt EXTIx_IRQHandler (), state of light invert use GPIO_ReadInputDataBit function with respect to OK.

CodePudding user response:

Know about the external interrupt

CodePudding user response:

Online external interrupt routine

CodePudding user response:

Change can find a external interrupt routine

CodePudding user response:

I am using atmel chip, is used long feeling is not very safe, found a crack situation, what is the good way to upgrade scheme?