49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
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// SPDX-License-Identifier: BSD-3-Clause
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// Copyright (c) 2019-2022, Alex Taradov <alex@taradov.com>. All rights reserved.
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#ifndef _USB_HID_H_
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#define _USB_HID_H_
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/*- Includes ----------------------------------------------------------------*/
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#include <stdint.h>
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#include <stdbool.h>
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#include "utils.h"
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#include "usb_std.h"
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/*- Definitions -------------------------------------------------------------*/
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enum
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{
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USB_HID_DESCRIPTOR = 0x21,
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USB_HID_REPORT_DESCRIPTOR = 0x22,
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USB_HID_PHYSICAL_DESCRIPTOR = 0x23,
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};
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enum
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{
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USB_HID_DEVICE_CLASS = 3, // USB Human Interface Device Class
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};
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/*- Types -------------------------------------------------------------------*/
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typedef struct PACK
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{
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint16_t bcdHID;
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uint8_t bCountryCode;
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uint8_t bNumDescriptors;
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uint8_t bDescriptorType1;
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uint16_t wDescriptorLength;
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} usb_hid_descriptor_t;
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/*- Prototypes --------------------------------------------------------------*/
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void usb_hid_init(void);
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bool usb_hid_handle_request(usb_request_t *request);
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void usb_hid_send(uint8_t *data, int size);
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void usb_hid_recv(uint8_t *data, int size);
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void usb_hid_send_callback(void);
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void usb_hid_recv_callback(int size);
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#endif // _USB_HID_H_
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