PIR grove sensor that sends the sensed data to Thingspeak.com through the wifi module ESP 8266
PortIn Class Reference
[Drivers]
A multiple pin digital input. More...
#include <PortIn.h>
Public Member Functions | |
PortIn (PortName port, int mask=0xFFFFFFFF) | |
Create an PortIn, connected to the specified port. | |
int | read () |
Read the value currently output on the port. | |
void | mode (PinMode mode) |
Set the input pin mode. | |
operator int () | |
A shorthand for read() |
Detailed Description
A multiple pin digital input.
Synchronization level: Interrupt safe
Example:
// Switch on an LED if any of mbed pins 21-26 is high #include "mbed.h" PortIn p(Port2, 0x0000003F); // p21-p26 DigitalOut ind(LED4); int main() { while(1) { int pins = p.read(); if(pins) { ind = 1; } else { ind = 0; } } }
Definition at line 55 of file PortIn.h.
Constructor & Destructor Documentation
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