yh Tang / MQTT_ON_AWS

USE YHTANG AWS ACCOUNT TO TEST MQTT

Dependencies:   MQTTPacket FP

Dependents:   NuMaker-mbed-AWS-IoT-example

MQTTmbed.h@63:c57413ad5e75, 2020-12-01 (annotated)

Committer:
doudoutang
Date:
Tue Dec 01 03:25:29 2020 +0000
Revision:
63:c57413ad5e75
Parent:
52:3f9919941b86 
no change

Who changed what in which revision?

UserRevisionLine numberNew contents of line
icraggs 29:833386b16f3e 1 #if !defined(MQTT_MBED_H)
icraggs 29:833386b16f3e 2 #define MQTT_MBED_H
icraggs 29:833386b16f3e 3
icraggs 29:833386b16f3e 4 #include "mbed.h"
icraggs 29:833386b16f3e 5
icraggs 29:833386b16f3e 6 class Countdown
icraggs 29:833386b16f3e 7 {
icraggs 29:833386b16f3e 8 public:
icraggs 51:5042d7e56f7e 9 Countdown() : t()
icraggs 29:833386b16f3e 10 {
icraggs 51:5042d7e56f7e 11
icraggs 29:833386b16f3e 12 }
icraggs 29:833386b16f3e 13
icraggs 51:5042d7e56f7e 14 Countdown(int ms) : t()
icraggs 29:833386b16f3e 15 {
icraggs 29:833386b16f3e 16 countdown_ms(ms);
icraggs 29:833386b16f3e 17 }
icraggs 29:833386b16f3e 18
icraggs 29:833386b16f3e 19
icraggs 29:833386b16f3e 20 bool expired()
icraggs 29:833386b16f3e 21 {
icraggs 29:833386b16f3e 22 return t.read_ms() >= interval_end_ms;
icraggs 29:833386b16f3e 23 }
icraggs 29:833386b16f3e 24
icraggs 43:21da1f744243 25 void countdown_ms(unsigned long ms)
icraggs 29:833386b16f3e 26 {
icraggs 29:833386b16f3e 27 t.stop();
icraggs 29:833386b16f3e 28 interval_end_ms = ms;
icraggs 29:833386b16f3e 29 t.reset();
icraggs 29:833386b16f3e 30 t.start();
icraggs 29:833386b16f3e 31 }
icraggs 29:833386b16f3e 32
icraggs 29:833386b16f3e 33 void countdown(int seconds)
icraggs 29:833386b16f3e 34 {
icraggs 43:21da1f744243 35 countdown_ms((unsigned long)seconds * 1000L);
icraggs 29:833386b16f3e 36 }
icraggs 29:833386b16f3e 37
icraggs 29:833386b16f3e 38 int left_ms()
icraggs 29:833386b16f3e 39 {
icraggs 29:833386b16f3e 40 return interval_end_ms - t.read_ms();
icraggs 29:833386b16f3e 41 }
icraggs 29:833386b16f3e 42
icraggs 29:833386b16f3e 43 private:
icraggs 29:833386b16f3e 44 Timer t;
icraggs 43:21da1f744243 45 unsigned long interval_end_ms;
icraggs 29:833386b16f3e 46 };
icraggs 29:833386b16f3e 47
icraggs 29:833386b16f3e 48 #endif