63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
#ifndef __HC32F460_GPIO_H
|
|
#define __HC32F460_GPIO_H
|
|
|
|
#include <stdint.h> // uint32_t
|
|
|
|
|
|
struct gpio_out {
|
|
uint32_t portAddress; // M4_PORT or offset
|
|
uint16_t gpio; // the mangled pin+port
|
|
uint16_t bitMask; // the pin shifted to use in register
|
|
};
|
|
struct gpio_out gpio_out_setup(uint32_t gpio, uint32_t val);
|
|
void gpio_out_reset(struct gpio_out g, uint32_t val);
|
|
void gpio_out_toggle_noirq(struct gpio_out g);
|
|
void gpio_out_toggle(struct gpio_out g);
|
|
void gpio_out_write(struct gpio_out g, uint32_t val);
|
|
|
|
struct gpio_in {
|
|
uint32_t portAddress;
|
|
uint16_t gpio;
|
|
uint16_t bitMask;
|
|
};
|
|
struct gpio_in gpio_in_setup(uint32_t gpio, int32_t pull_up);
|
|
void gpio_in_reset(struct gpio_in g, int32_t pull_up);
|
|
uint8_t gpio_in_read(struct gpio_in g);
|
|
|
|
struct gpio_pwm {
|
|
void *timer;
|
|
uint32_t chan;
|
|
};
|
|
struct gpio_pwm gpio_pwm_setup(uint8_t gpio, uint32_t cycle_time, uint8_t val);
|
|
void gpio_pwm_write(struct gpio_pwm g, uint32_t val);
|
|
|
|
// all ADC operations will be on ADC1
|
|
struct gpio_adc {
|
|
uint32_t chan;
|
|
};
|
|
struct gpio_adc gpio_adc_setup(uint32_t gpio);
|
|
uint32_t gpio_adc_sample(struct gpio_adc g);
|
|
uint16_t gpio_adc_read(struct gpio_adc g);
|
|
void gpio_adc_cancel_sample(struct gpio_adc g);
|
|
|
|
struct spi_config {
|
|
void *spi;
|
|
uint32_t spi_cr1;
|
|
};
|
|
struct spi_config spi_setup(uint32_t bus, uint8_t mode, uint32_t rate);
|
|
void spi_prepare(struct spi_config config);
|
|
void spi_transfer(struct spi_config config, uint8_t receive_data
|
|
, uint8_t len, uint8_t *data);
|
|
|
|
struct i2c_config {
|
|
void *i2c;
|
|
uint8_t addr;
|
|
};
|
|
|
|
struct i2c_config i2c_setup(uint32_t bus, uint32_t rate, uint8_t addr);
|
|
void i2c_write(struct i2c_config config, uint8_t write_len, uint8_t *write);
|
|
void i2c_read(struct i2c_config config, uint8_t reg_len, uint8_t *reg
|
|
, uint8_t read_len, uint8_t *read);
|
|
|
|
#endif // gpio.h
|