mbed-drivers
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#include <BusInOut.h>
Public Member Functions | |
BusInOut (PinName p0, PinName p1=NC, PinName p2=NC, PinName p3=NC, PinName p4=NC, PinName p5=NC, PinName p6=NC, PinName p7=NC, PinName p8=NC, PinName p9=NC, PinName p10=NC, PinName p11=NC, PinName p12=NC, PinName p13=NC, PinName p14=NC, PinName p15=NC) | |
BusInOut (PinName pins[16]) | |
void | write (int value) |
int | read () |
void | output () |
void | input () |
void | mode (PinMode pull) |
BusInOut & | operator= (int v) |
BusInOut & | operator= (BusInOut &rhs) |
operator int () | |
Protected Attributes | |
DigitalInOut * | _pin [16] |
A digital input output bus, used for setting the state of a collection of pins
mbed::BusInOut::BusInOut | ( | PinName | p0, |
PinName | p1 = NC , |
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PinName | p2 = NC , |
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PinName | p3 = NC , |
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PinName | p4 = NC , |
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PinName | p5 = NC , |
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PinName | p6 = NC , |
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PinName | p7 = NC , |
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PinName | p8 = NC , |
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PinName | p9 = NC , |
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PinName | p10 = NC , |
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PinName | p11 = NC , |
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PinName | p12 = NC , |
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PinName | p13 = NC , |
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PinName | p14 = NC , |
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PinName | p15 = NC |
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) |
Create an BusInOut, connected to the specified pins
p<n> | DigitalInOut pin to connect to bus bit p<n> (p5-p30, NC) |
void mbed::BusInOut::input | ( | ) |
Set as an input
void mbed::BusInOut::mode | ( | PinMode | pull | ) |
Set the input pin mode
mode | PullUp, PullDown, PullNone |
mbed::BusInOut::operator int | ( | ) |
A shorthand for read()
void mbed::BusInOut::output | ( | ) |
Set as an output
int mbed::BusInOut::read | ( | ) |
Read the value currently output on the bus
void mbed::BusInOut::write | ( | int | value | ) |
Write the value to the output bus
value | An integer specifying a bit to write for every corresponding DigitalInOut pin |