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/**************************************************************************/
/*!
@file tusb_descriptors.c
@author hathach (tinyusb.org)
@section LICENSE
Software License Agreement (BSD License)
Copyright (c) 2013, hathach (tinyusb.org)
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of the copyright holders nor the
names of its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This file is part of the tinyusb stack.
*/
/**************************************************************************/
#include "tusb_descriptors.h"
//--------------------------------------------------------------------+
// USB DEVICE DESCRIPTOR
//--------------------------------------------------------------------+
tusb_descriptor_device_t const desc_device =
{
.bLength = sizeof(tusb_descriptor_device_t),
.bDescriptorType = TUSB_DESC_TYPE_DEVICE,
.bcdUSB = 0x0200,
// Use Interface Association Descriptor (IAD) for CDC
// As required by USB Specs IAD's subclass must be common class (2) and protocol must be IAD (1)
.bDeviceClass = TUSB_CLASS_MISC,
.bDeviceSubClass = MISC_SUBCLASS_COMMON,
.bDeviceProtocol = MISC_PROTOCOL_IAD,
.bMaxPacketSize0 = TUSB_CFG_DEVICE_CONTROL_ENDOINT_SIZE,
.idVendor = CFG_VENDORID,
.idProduct = CFG_PRODUCTID,
.bcdDevice = 0x0100,
.iManufacturer = 0x01,
.iProduct = 0x02,
.iSerialNumber = 0x03,
.bNumConfigurations = 0x01
};
//--------------------------------------------------------------------+
// USB COFNIGURATION DESCRIPTOR
//--------------------------------------------------------------------+
app_descriptor_configuration_t const desc_configuration =
{
.configuration =
{
.bLength = sizeof(tusb_descriptor_configuration_t),
.bDescriptorType = TUSB_DESC_TYPE_CONFIGURATION,
.wTotalLength = sizeof(app_descriptor_configuration_t),
.bNumInterfaces = TOTAL_INTEFACES,
.bConfigurationValue = 1,
.iConfiguration = 0x00,
.bmAttributes = TUSB_DESC_CONFIG_ATT_BUS_POWER,
.bMaxPower = TUSB_DESC_CONFIG_POWER_MA(500)
},
// IAD points to CDC Interfaces
.cdc_iad =
{
.bLength = sizeof(tusb_descriptor_interface_association_t),
.bDescriptorType = TUSB_DESC_TYPE_INTERFACE_ASSOCIATION,
.bFirstInterface = INTERFACE_NO_CDC,
.bInterfaceCount = 2,
.bFunctionClass = TUSB_CLASS_CDC,
.bFunctionSubClass = CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL,
.bFunctionProtocol = CDC_COMM_PROTOCOL_ATCOMMAND,
.iFunction = 0
},
//------------- CDC Communication Interface -------------//
.cdc_comm_interface =
{
.bLength = sizeof(tusb_descriptor_interface_t),
.bDescriptorType = TUSB_DESC_TYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_NO_CDC,
.bAlternateSetting = 0,
.bNumEndpoints = 1,
.bInterfaceClass = TUSB_CLASS_CDC,
.bInterfaceSubClass = CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL,
.bInterfaceProtocol = CDC_COMM_PROTOCOL_ATCOMMAND,
.iInterface = 0x00
},
.cdc_header =
{
.bLength = sizeof(cdc_desc_func_header_t),
.bDescriptorType = TUSB_DESC_TYPE_INTERFACE_CLASS_SPECIFIC,
.bDescriptorSubType = CDC_FUNC_DESC_HEADER,
.bcdCDC = 0x0120
},
.cdc_call =
{
.bLength = sizeof(cdc_desc_func_call_management_t),
.bDescriptorType = TUSB_DESC_TYPE_INTERFACE_CLASS_SPECIFIC,
.bDescriptorSubType = CDC_FUNC_DESC_CALL_MANAGEMENT,
.bmCapabilities = { 0 },
.bDataInterface = INTERFACE_NO_CDC+1,
},
.cdc_acm =
{
.bLength = sizeof(cdc_desc_func_abstract_control_management_t),
.bDescriptorType = TUSB_DESC_TYPE_INTERFACE_CLASS_SPECIFIC,
.bDescriptorSubType = CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT,
.bmCapabilities = { // 0x02
.support_line_request = 1,
}
},
.cdc_union =
{
.bLength = sizeof(cdc_desc_func_union_t), // plus number of
.bDescriptorType = TUSB_DESC_TYPE_INTERFACE_CLASS_SPECIFIC,
.bDescriptorSubType = CDC_FUNC_DESC_UNION,
.bControlInterface = INTERFACE_NO_CDC,
.bSubordinateInterface = INTERFACE_NO_CDC+1,
},
.cdc_endpoint_notification =
{
.bLength = sizeof(tusb_descriptor_endpoint_t),
.bDescriptorType = TUSB_DESC_TYPE_ENDPOINT,
.bEndpointAddress = CDC_EDPT_NOTIFICATION_ADDR,
.bmAttributes = { .xfer = TUSB_XFER_INTERRUPT },
.wMaxPacketSize = { .size = 0x08 },
.bInterval = 0x10
},
//------------- CDC Data Interface -------------//
.cdc_data_interface =
{
.bLength = sizeof(tusb_descriptor_interface_t),
.bDescriptorType = TUSB_DESC_TYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_NO_CDC+1,
.bAlternateSetting = 0x00,
.bNumEndpoints = 2,
.bInterfaceClass = TUSB_CLASS_CDC_DATA,
.bInterfaceSubClass = 0,
.bInterfaceProtocol = 0,
.iInterface = 0x00
},
.cdc_endpoint_out =
{
.bLength = sizeof(tusb_descriptor_endpoint_t),
.bDescriptorType = TUSB_DESC_TYPE_ENDPOINT,
.bEndpointAddress = CDC_EDPT_DATA_OUT_ADDR,
.bmAttributes = { .xfer = TUSB_XFER_BULK },
.wMaxPacketSize = { .size = CDC_EDPT_DATA_PACKETSIZE },
.bInterval = 0
},
.cdc_endpoint_in =
{
.bLength = sizeof(tusb_descriptor_endpoint_t),
.bDescriptorType = TUSB_DESC_TYPE_ENDPOINT,
.bEndpointAddress = CDC_EDPT_DATA_IN_ADDR,
.bmAttributes = { .xfer = TUSB_XFER_BULK },
.wMaxPacketSize = { .size = CDC_EDPT_DATA_PACKETSIZE },
.bInterval = 0
},
};
//--------------------------------------------------------------------+
// STRING DESCRIPTORS
//--------------------------------------------------------------------+
#define STRING_LEN_UNICODE(n) (2 + (2*(n))) // also includes 2 byte header
#define ENDIAN_BE16_FROM( high, low) ENDIAN_BE16(high << 8 | low)
// array of pointer to string descriptors
uint16_t const * const string_descriptor_arr [] =
{
[0] = (uint16_t []) { // supported language
ENDIAN_BE16_FROM( STRING_LEN_UNICODE(1), TUSB_DESC_TYPE_STRING ),
0x0409 // English
},
[1] = (uint16_t []) { // manufacturer
ENDIAN_BE16_FROM( STRING_LEN_UNICODE(11), TUSB_DESC_TYPE_STRING),
't', 'i', 'n', 'y', 'u', 's', 'b', '.', 'o', 'r', 'g' // len = 11
},
[2] = (uint16_t []) { // product
ENDIAN_BE16_FROM( STRING_LEN_UNICODE(14), TUSB_DESC_TYPE_STRING),
't', 'i', 'n', 'y', 'u', 's', 'b', ' ', 'd', 'e', 'v', 'i', 'c', 'e' // len = 14
},
[3] = (uint16_t []) { // serials
ENDIAN_BE16_FROM( STRING_LEN_UNICODE(4), TUSB_DESC_TYPE_STRING),
'1', '2', '3', '4' // len = 4
},
[4] = (uint16_t []) { // CDC Interface
ENDIAN_BE16_FROM( STRING_LEN_UNICODE(3), TUSB_DESC_TYPE_STRING),
'c', 'd', 'c' // len = 3
},
[5] = (uint16_t []) { // Keyboard Interface
ENDIAN_BE16_FROM( STRING_LEN_UNICODE(5), TUSB_DESC_TYPE_STRING),
'm', 'o', 'u', 's', 'e' // len = 5
},
[6] = (uint16_t []) { // Keyboard Interface
ENDIAN_BE16_FROM( STRING_LEN_UNICODE(8), TUSB_DESC_TYPE_STRING),
'k', 'e', 'y', 'b', 'o', 'a', 'r', 'd' // len = 8
},
[7] = (uint16_t []) { // MSC Interface
ENDIAN_BE16_FROM( STRING_LEN_UNICODE(3), TUSB_DESC_TYPE_STRING),
'm', 's', 'c' // len = 3
}
};
//--------------------------------------------------------------------+
// TINYUSB Descriptors Pointer (this variable is required by the stack)
//--------------------------------------------------------------------+
tusbd_descriptor_pointer_t tusbd_descriptor_pointers =
{
.p_device = (uint8_t const * ) &desc_device,
.p_configuration = (uint8_t const * ) &desc_configuration,
.p_string_arr = (uint8_t const **) string_descriptor_arr,
};
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