/* * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2020-06-19 thread-liu the first version */ #ifndef __DAC_H__ #define __DAC_H__ #include struct rt_dac_device; struct rt_dac_ops { rt_err_t (*disabled)(struct rt_dac_device *device, rt_uint32_t channel); rt_err_t (*enabled)(struct rt_dac_device *device, rt_uint32_t channel); rt_err_t (*convert)(struct rt_dac_device *device, rt_uint32_t channel, rt_uint32_t *value); }; struct rt_dac_device { struct rt_device parent; const struct rt_dac_ops *ops; }; typedef struct rt_dac_device *rt_dac_device_t; typedef enum { RT_DAC_CMD_ENABLE, RT_DAC_CMD_DISABLE, } rt_dac_cmd_t; rt_err_t rt_hw_dac_register(rt_dac_device_t dac,const char *name, const struct rt_dac_ops *ops, const void *user_data); rt_uint32_t rt_dac_write(rt_dac_device_t dev, rt_uint32_t channel, rt_uint32_t value); rt_err_t rt_dac_enable(rt_dac_device_t dev, rt_uint32_t channel); rt_err_t rt_dac_disable(rt_dac_device_t dev, rt_uint32_t channel); #endif /* __dac_H__ */