在使用delay()或者delayMicroseconds()的时候,很多事情都干不成了,所以换成普通的自制软件延时可以腾出timer0功能做些别的事情。 在做Arduino项目定时器计数器的不够用的情况下,例如:小车有四个独立直流电机,用timer1和timer2来控制 4 路 PWM 波输出,于是就只剩下timer0了。 但是timer0被利用在了delay()和
byte second, minute, hour, dayOfWeek, dayOfMonth, month, year; //initialize TimerOne’s interrupt/CPUusage used to scan and refresh the display Timer1.initialize( 5000 ); //period in microseconds to call ScanDMD. Anything longer than 5000 (5ms) and you can see flicker. Timer1.attachInterr...
1, intEditState == DFN_State_EditTimer_Hour ? WHITE : BLACK); display.fillRect(DFN_Ti_Minute_Rec_Left, DFN_Ti_Minute_Rec_Top + DFN_Ti_Minute_Rec_Height, DFN_Ti_Minute_Rec_Width, 1, intEditState == DFN_State_EditTimer_Minute ? WHITE : BLACK); display.fillRect(DFN_Ti_Second_Rec...
#include <IRremote.h>//红外 #include <IRremoteInt.h> #include "Timer.h" //计时器头文件 #include <OneWire.h> #include <DallasTemperature.h> #define ONE_WIRE_BUS A2 //温度 使用A2端口 Timer t; //计时器对象 int buzzer_pin=8; //蜂鸣器的pin boolean buzzer_state=true; //蜂鸣器状态 bool...
* New Year Mini Ball Drop LED Timer By Dino Segovis @MakerDino * Five LEDs outputs light up in sequence over a one minute period followed by the * the playing of AuldLang Syne. * */ int led1 = 1; // LED connected to digital pin 1 ...
unsigned int minute= 0; // start of timerCallback void timerCallback(void *pArg) { tickOccured = true; second=second++; } // End of timerCallback void user_init(void) { /* os_timer_setfn – Define a function to be called when the timer fires ...
mode:DIO, clock div:1 load:0x3fff0030,len:1344 load:0x40078000,len:13516 load:0x40080400,len:3604 entry 0x400805f0 SSD1305 OLED test Three letters jumped out at me: WDT, the watchdog timer. Something in this example sketch is taking too long to do its thing, causing the system to ...
if (skipped_timer == false && alarm_state == 1) { alarm(); } else if (skipped_timer == false && alarm_state == 0) { delay(2000); } else { skipped_timer = false; delay(500); } Finally, A complete page is shown to prompt the user before proceeding to the next step, where...
#define TIME_SET_TIMER 4000 //about TIME_SET_TIMER*5s // called when the client request is complete static void my_result_cb (byte status, word off, word len) { Serial.print("<<< reply "); Serial.print(millis() - timer); Serial.println(" ms"); reply = (const char*)...
}}void setup(){Serial.begin(9600);port_init();// pinMode(13, OUTPUT);Timer1.initialize(...