mbed library sources: Modified to operate FRDM-KL25Z at 48MHz from internal 32kHz oscillator (nothing else changed).
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PortIn Class Reference
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.
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 50 of file PortIn.h.
Constructor & Destructor Documentation
PortIn | ( | PortName | port, |
int | mask = 0xFFFFFFFF |
||
) |
Member Function Documentation
void mode | ( | PinMode | mode ) |
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