code binaire
MQTTmbed.h
- Committer:
- happy2911
- Date:
- 2022-05-12
- Revision:
- 50:014814ce8b5c
- Parent:
- 49:c66fdbb9eb83
File content as of revision 50:014814ce8b5c:
#if !defined(MQTT_MBED_H) #define MQTT_MBED_H #include "mbed.h" class Countdown { public: Countdown() { t = new Timer(); if (t == NULL) printf ("Countdown newfail\n\r"); } Countdown(int ms) { t = new Timer(); if (t == NULL) printf ("Countdown newfail\n\r"); countdown_ms(ms); } ~Countdown() { delete t; } bool expired() { return t->read_ms() >= interval_end_ms; } void countdown_ms(unsigned long ms) { t->stop(); interval_end_ms = ms; t->reset(); t->start(); } void countdown(int seconds) { countdown_ms((unsigned long)seconds * 1000L); } int left_ms() { return interval_end_ms - t->read_ms(); } private: Timer *t; unsigned long interval_end_ms; }; #endif