gpio_arch.h File Reference

gpio functions implemented for ChibiOS arch More...

#include <hal.h>
#include "mcu_periph/gpio_def.h"

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Go to the source code of this file.

Typedefs
typedef ioportid_t	gpio_port_t
	Abstract gpio port type for hardware independent part. More...

Functions
void	gpio_setup_output (ioportid_t port, uint16_t gpios)
	Setup one or more pins of the given GPIO port as outputs. More...
void	gpio_setup_input (ioportid_t port, uint16_t gpios)
	Setup one or more pins of the given GPIO port as inputs. More...
void	gpio_setup_input_pullup (ioportid_t port, uint16_t gpios)
	Setup one or more pins of the given GPIO port as inputs with pull up resistor enabled. More...
void	gpio_setup_input_pulldown (ioportid_t port, uint16_t gpios)
	Setup one or more pins of the given GPIO port as inputs with pull down resistors enabled. More...
void	gpio_setup_pin_af (ioportid_t port, uint16_t pin, uint8_t af, bool is_output)
	Setup a gpio for input or output with alternate function. More...
void	gpio_setup_pin_analog (ioportid_t port, uint16_t pin)
	Setup a gpio for analog use. More...
static uint8_t	gpio_get (ioportid_t port, uint16_t pin)
	Get level of a gpio. More...
static void	gpio_set (ioportid_t port, uint16_t pin)
	Set a gpio output to high level. More...
static void	gpio_clear (ioportid_t port, uint16_t pin)
	Clear a gpio output to low level. More...
static void	gpio_toggle (ioportid_t port, uint16_t pin)
	Toggle a gpio output to low level. More...

Detailed Description

gpio functions implemented for ChibiOS arch

Definition in file gpio_arch.h.

Typedef Documentation

typedef ioportid_t gpio_port_t

Abstract gpio port type for hardware independent part.

Definition at line 39 of file gpio_arch.h.

Function Documentation

static void gpio_clear ( ioportid_t  port, uint16_t  pin  )

inlinestatic

Clear a gpio output to low level.

Parameters

[in]	port
[in]	pin

Definition at line 108 of file gpio_arch.h.

Referenced by actuators_ardrone_init(), actuators_ardrone_motor_status(), actuators_ardrone_reset_flipflop(), autopilot_init(), autopilot_set_power_switch(), baro_init(), bluegiga_broadcast_msg(), cyrf6936_init(), humid_sht_init(), mag_freeze_check(), main(), main_event(), softi2c_gpio_drive_low(), spi_slave_select(), SpiSlaveSelect(), vms_ecu_demo_periodic(), and w5100_init().

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static uint8_t gpio_get ( ioportid_t  port, uint16_t  pin  )

inlinestatic

Get level of a gpio.

Parameters

[in]	port
[in]	pin

Definition at line 88 of file gpio_arch.h.

Referenced by actuators_ardrone_motor_status(), baro_eoc(), handle_uart_tx(), imu_aspirin_eoc(), mag_eoc(), main_event(), mcu_init(), opa_controller_periodic(), softi2c_gpio_read(), softi2c_read_bit(), softi2c_write_bit(), softi2c_write_restart(), softi2c_write_stop(), spektrum_try_bind(), and superbitrf_event().

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static void gpio_set ( ioportid_t  port, uint16_t  pin  )

inlinestatic

Set a gpio output to high level.

Parameters

[in]	port
[in]	pin

Definition at line 98 of file gpio_arch.h.

Referenced by actuators_ardrone_init(), actuators_ardrone_motor_status(), actuators_ardrone_reset_flipflop(), autopilot_set_power_switch(), bluegiga_init(), bluegiga_receive(), can_hw_init(), cyrf6936_init(), imu_aspirin_i2c_init(), mag_freeze_check(), main_event(), mf_ptu_init(), ms2100_arch_init(), navdata_init(), softi2c_gpio_highz(), spektrum_bind(), spi_slave_unselect(), SpiSlaveUnselect(), vms_ecu_demo_periodic(), and w5100_init().

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void gpio_setup_input	(	ioportid_t	port,
		uint16_t	gpios
	)

Setup one or more pins of the given GPIO port as inputs.

Parameters

[in]	port
[in]	gpios

Definition at line 40 of file gpio_arch.c.

Referenced by actuators_ardrone_init(), humid_sht_init(), mcu_init(), opa_controller_init(), softi2c_gpio_highz(), spektrum_bind(), and superbitrf_init().

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void gpio_setup_input_pulldown	(	ioportid_t	port,
		uint16_t	gpios
	)

Setup one or more pins of the given GPIO port as inputs with pull down resistors enabled.

Parameters

[in]	port
[in]	gpios

Definition at line 54 of file gpio_arch.c.

Referenced by baro_init(), and spektrum_try_bind().

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void gpio_setup_input_pullup	(	ioportid_t	port,
		uint16_t	gpios
	)

Setup one or more pins of the given GPIO port as inputs with pull up resistor enabled.

Parameters

[in]	port
[in]	gpios

Definition at line 47 of file gpio_arch.c.

Referenced by main(), softi2c_gpio_highz(), and spektrum_try_bind().

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void gpio_setup_output	(	ioportid_t	port,
		uint16_t	gpios
	)

Setup one or more pins of the given GPIO port as outputs.

Parameters

[in]	port
[in]	gpios

Definition at line 33 of file gpio_arch.c.

Referenced by actuators_ardrone_init(), actuators_ardrone_motor_status(), actuators_ardrone_reset_flipflop(), autopilot_init(), bluegiga_init(), cyrf6936_init(), gpio_cam_ctrl_init(), gps_init(), hackhd_init(), humid_sht_init(), imu_aspirin_i2c_init(), imu_init(), init_bat_checker(), init_mf_daq(), main(), mcu_init(), mf_ptu_init(), navdata_init(), opa_controller_init(), radio_control_impl_init(), rotorcraft_cam_init(), sbus_common_init(), softi2c_gpio_drive_low(), spektrum_bind(), spi_init_slaves(), and w5100_init().

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void gpio_setup_pin_af	(	ioportid_t	port,
		uint16_t	pin,
		uint8_t	af,
		bool	is_output
	)

Setup a gpio for input or output with alternate function.

This is an STM32 specific helper funtion and should only be used in stm32 code.

Definition at line 61 of file gpio_arch.c.

Referenced by actuators_dshot_arch_init(), actuators_dualpwm_arch_init(), actuators_pwm_arch_init(), light_ws2812_arch_init(), ppm_arch_init(), pwm_input_init(), spi1_arch_init(), and spi2_arch_init().

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void gpio_setup_pin_analog	(	ioportid_t	port,
		uint16_t	pin
	)

Setup a gpio for analog use.

Parameters

[in]	port
[in]	pin

Definition at line 86 of file gpio_arch.c.

Referenced by adc_init().

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static void gpio_toggle ( ioportid_t  port, uint16_t  pin  )

inlinestatic

Toggle a gpio output to low level.

Parameters

[in]	port
[in]	pin

Definition at line 118 of file gpio_arch.h.

Referenced by bat_checker_periodic(), and spektrum_bind().

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