mirror of
https://github.com/warmcat/libwebsockets.git
synced 2025-03-23 00:00:06 +01:00
51 lines
951 B
C
51 lines
951 B
C
/*
|
|
* lws-minimal-esp32
|
|
*
|
|
* Written in 2010-2020 by Andy Green <andy@warmcat.com>
|
|
*
|
|
* This file is made available under the Creative Commons CC0 1.0
|
|
* Universal Public Domain Dedication.
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include <stddef.h>
|
|
#include "i2c.h"
|
|
#include "gpio-esp32.h"
|
|
|
|
typedef struct lws_bb_i2c {
|
|
lws_i2c_ops_t bb_ops; /* init to lws_bb_i2c_ops */
|
|
|
|
/* implementation-specific members */
|
|
|
|
_lws_plat_gpio_t scl;
|
|
_lws_plat_gpio_t sda;
|
|
|
|
const lws_gpio_ops_t *gpio;
|
|
void (*delay)(void);
|
|
} lws_bb_i2c_t;
|
|
|
|
#define lws_bb_i2c_ops \
|
|
{ \
|
|
.start = lws_bb_i2c_start, \
|
|
.stop = lws_bb_i2c_stop, \
|
|
.write = lws_bb_i2c_write, \
|
|
.read = lws_bb_i2c_read, \
|
|
.set_ack = lws_bb_i2c_set_ack, \
|
|
}
|
|
|
|
int
|
|
lws_bb_i2c_start(lws_i2c_ops_t *octx);
|
|
|
|
void
|
|
lws_bb_i2c_stop(lws_i2c_ops_t *octx);
|
|
|
|
int
|
|
lws_bb_i2c_write(lws_i2c_ops_t *octx, uint8_t data);
|
|
|
|
int
|
|
lws_bb_i2c_read(lws_i2c_ops_t *octx);
|
|
|
|
void
|
|
lws_bb_i2c_set_ack(lws_i2c_ops_t *octx, int ack);
|
|
|
|
|