Shruti Rawool / pir-motion-sensor

PIR grove sensor that sends the sensed data to Thingspeak.com through the wifi module ESP 8266

Dependencies:   mbed

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GPIO HAL functions
Functions

GPIO HAL functions
[Hal]

Functions

uint32_t gpio_set (PinName pin)
 Set the given pin as GPIO.
void gpio_init (gpio_t *obj, PinName pin)
 Initialize the GPIO pin.
void gpio_mode (gpio_t *obj, PinMode mode)
 Set the input pin mode.
void gpio_dir (gpio_t *obj, PinDirection direction)
 Set the pin direction.
void gpio_write (gpio_t *obj, int value)
 Set the output value.
int gpio_read (gpio_t *obj)
 Read the input value.
void gpio_init_in (gpio_t *gpio, PinName pin)
 Init the input pin and set mode to PullDefault.
void gpio_init_in_ex (gpio_t *gpio, PinName pin, PinMode mode)
 Init the input pin and set the mode.
void gpio_init_out (gpio_t *gpio, PinName pin)
 Init the output pin as an output, with predefined output value 0.
void gpio_init_out_ex (gpio_t *gpio, PinName pin, int value)
 Init the pin as an output and set the output value.
void gpio_init_inout (gpio_t *gpio, PinName pin, PinDirection direction, PinMode mode, int value)
 Init the pin to be in/out.

Function Documentation

void gpio_dir ( gpio_t *  obj,
PinDirection  direction 
)

Set the pin direction.

Parameters:
objThe GPIO object
directionThe pin direction to be set
void gpio_init ( gpio_t *  obj,
PinName  pin 
)

Initialize the GPIO pin.

Parameters:
objThe GPIO object to initialize
pinThe GPIO pin to initialize
void gpio_init_in ( gpio_t *  gpio,
PinName  pin 
)

Init the input pin and set mode to PullDefault.

Parameters:
objThe GPIO object
pinThe pin name
void gpio_init_in_ex ( gpio_t *  gpio,
PinName  pin,
PinMode  mode 
)

Init the input pin and set the mode.

Parameters:
objThe GPIO object
pinThe pin name
modeThe pin mode to be set
void gpio_init_inout ( gpio_t *  gpio,
PinName  pin,
PinDirection  direction,
PinMode  mode,
int  value 
)

Init the pin to be in/out.

Parameters:
objThe GPIO object
pinThe pin name
directionThe pin direction to be set
modeThe pin mode to be set
valueThe value to be set for an output pin
void gpio_init_out ( gpio_t *  gpio,
PinName  pin 
)

Init the output pin as an output, with predefined output value 0.

Parameters:
objThe GPIO object
pinThe pin name
Returns:
An integer value 1 or 0
void gpio_init_out_ex ( gpio_t *  gpio,
PinName  pin,
int  value 
)

Init the pin as an output and set the output value.

Parameters:
objThe GPIO object
pinThe pin name
valueThe value to be set
void gpio_mode ( gpio_t *  obj,
PinMode  mode 
)

Set the input pin mode.

Parameters:
objThe GPIO object
modeThe pin mode to be set
int gpio_read ( gpio_t *  obj )

Read the input value.

Parameters:
objThe GPIO object
Returns:
An integer value 1 or 0
uint32_t gpio_set ( PinName  pin )

Set the given pin as GPIO.

Parameters:
pinThe pin to be set as GPIO
Returns:
The GPIO port mask for this pin
void gpio_write ( gpio_t *  obj,
int  value 
)

Set the output value.

Parameters:
objThe GPIO object
valueThe value to be set
Generated on Tue Jul 12 2022 14:11:11 by  doxygen 1.7.2