/*!
\brief get GPIO pin output status
\param[in] port
\arg GPIOx(x = A,B,C,D,F)
\param[in] pin
\arg GPIO_PIN_x(x=0..15), GPIO_PIN_ALL
\param[out] none
\retval output state of gpio pin
*/
FlagStatus gpio_output_bit_get(uint32_t port, uint16_t pin)
{
if((uint32_t)RESET !=(GPIO_OCTL(port)&(pin))){
return SET;
}else{
return RESET;
}
}
/*!
\brief get GPIO pin output status
\param[in] gpio_periph: GPIOx(x = A,B,C,F)
only one parameter can be selected which is shown as below:
\arg GPIOx(x = A,B,C,F)
\param[in] pin: GPIO pin
one or more parameters can be selected which are shown as below:
\arg GPIO_PIN_x(x=0..15), GPIO_PIN_ALL
\param[out] none
\retval SET or RESET
*/
FlagStatus gpio_output_bit_get(uint32_t gpio_periph, uint32_t pin)
{
if((uint32_t)RESET != (GPIO_OCTL(gpio_periph)&(pin))){
return SET;
}else{
return RESET;
}
}
/*!
\brief get GPIO all pins output status
\param[in] port
\arg GPIOx(x = A,B,C,D,F)
\param[out] none
\retval output state of gpio all pins
*/
uint16_t gpio_output_port_get(uint32_t port)
{
return ((uint16_t)GPIO_OCTL(port));
}
/*!
\brief write data to the specified GPIO port
\param[in] port
\arg GPIOx(x = A,B,C,D,F)
\param[in] data
\arg specify the value to be written to the port output data register
\param[out] none
\retval none
*/
void gpio_port_write(uint32_t port, uint16_t data)
{
GPIO_OCTL(port) = data;
}
/*!
\brief get GPIO all pins output status
\param[in] gpio_periph: GPIOx(x = A,B,C,F)
only one parameter can be selected which is shown as below:
\arg GPIOx(x = A,B,C,F)
\param[out] none
\retval state of GPIO all pins
*/
uint16_t gpio_output_port_get(uint32_t gpio_periph)
{
return (uint16_t)GPIO_OCTL(gpio_periph);
}
/*!
\brief write data to the specified GPIO port
\param[in] gpio_periph: GPIOx(x = A,B,C,F)
only one parameter can be selected which is shown as below:
\arg GPIOx(x = A,B,C,F)
\param[in] data: specify the value to be written to the port output control register
\param[out] none
\retval none
*/
void gpio_port_write(uint32_t gpio_periph, uint16_t data)
{
GPIO_OCTL(gpio_periph) = (uint32_t)data;
}