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first function pcx9535 version

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This commit is contained in:
Philippe G
2021-11-30 21:28:52 -08:00
parent 4ee36c24f4
commit 62b0b1fac0
5 changed files with 27 additions and 25 deletions
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12
components/services/gpio_exp.h
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@@ -37,15 +37,15 @@ typedef BaseType_t (*gpio_exp_isr)(void *arg);
// set <intr> to -1 and <queue> to NULL if there is no interrupt
struct gpio_exp_s* gpio_exp_create(const gpio_exp_config_t *config);
bool gpio_exp_add_isr(gpio_exp_isr isr, void *arg, struct gpio_exp_s *expander);
uint32_t gpio_exp_base(struct gpio_exp_s *expander);
struct gpio_exp_s* gpio_exp_expander(int gpio);
uint32_t gpio_exp_get_base(struct gpio_exp_s *expander);
struct gpio_exp_s* gpio_exp_get_expander(int gpio);
/* For all functions below when <expander> is provided, GPIO's can be numbered from 0. If <expander>
is NULL, then GPIO must start from base */
struct gpio_exp_s* gpio_exp_set_direction(int gpio, gpio_mode_t mode, struct gpio_exp_s *expander);
esp_err_t gpio_exp_set_pull_mode(int gpio, gpio_pull_mode_t mode, struct gpio_exp_s *expander);
int gpio_exp_get_level(int gpio, uint32_t age, struct gpio_exp_s *expander);
esp_err_t gpio_exp_set_level(int gpio, int level, bool direct, struct gpio_exp_s *expander);
esp_err_t gpio_exp_set_direction(int gpio, gpio_mode_t mode, struct gpio_exp_s *expander);
esp_err_t gpio_exp_set_pull_mode(int gpio, gpio_pull_mode_t mode, struct gpio_exp_s *expander);
int gpio_exp_get_level(int gpio, uint32_t age, struct gpio_exp_s *expander);
esp_err_t gpio_exp_set_level(int gpio, int level, bool direct, struct gpio_exp_s *expander);
/* This can be called to enumerate modified GPIO since last read. Note that <enumerator>
can be NULL to initialize all GPIOs */