Me No Dev c45cff5f83
Implement USB HID Device Support for ESP32-S2 (#5538)
* Add support and example for USB HID Devices
* Add support and example for USB Vendor
2021-08-23 17:27:34 +03:00

80 lines
2.3 KiB
C++

// Copyright 2015-2020 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include "sdkconfig.h"
#if CONFIG_TINYUSB_HID_ENABLED
#include "esp_event.h"
#include "class/hid/hid.h"
#include "class/hid/hid_device.h"
// Used by the included TinyUSB drivers
enum {
HID_REPORT_ID_NONE,
HID_REPORT_ID_KEYBOARD,
HID_REPORT_ID_MOUSE,
HID_REPORT_ID_GAMEPAD,
HID_REPORT_ID_CONSUMER_CONTROL,
HID_REPORT_ID_SYSTEM_CONTROL,
HID_REPORT_ID_VENDOR
};
ESP_EVENT_DECLARE_BASE(ARDUINO_USB_HID_EVENTS);
typedef enum {
ARDUINO_USB_HID_ANY_EVENT = ESP_EVENT_ANY_ID,
ARDUINO_USB_HID_SET_PROTOCOL_EVENT = 0,
ARDUINO_USB_HID_SET_IDLE_EVENT,
ARDUINO_USB_HID_MAX_EVENT,
} arduino_usb_hid_event_t;
typedef struct {
uint8_t instance;
union {
struct {
uint8_t protocol;
} set_protocol;
struct {
uint8_t idle_rate;
} set_idle;
};
} arduino_usb_hid_event_data_t;
class USBHIDDevice
{
public:
virtual uint16_t _onGetDescriptor(uint8_t* buffer){return 0;}
virtual uint16_t _onGetFeature(uint8_t report_id, uint8_t* buffer, uint16_t len){return 0;}
virtual void _onSetFeature(uint8_t report_id, const uint8_t* buffer, uint16_t len){}
virtual void _onOutput(uint8_t report_id, const uint8_t* buffer, uint16_t len){}
};
class USBHID
{
public:
USBHID(void);
void begin(void);
void end(void);
bool ready(void);
bool SendReport(uint8_t report_id, const void* data, size_t len, uint32_t timeout_ms = 100);
void onEvent(esp_event_handler_t callback);
void onEvent(arduino_usb_hid_event_t event, esp_event_handler_t callback);
static bool addDevice(USBHIDDevice * device, uint16_t descriptor_len);
};
#endif /* CONFIG_TINYUSB_HID_ENABLED */