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/**
* USB_DEVICE_STACK Generated Driver File
*
* @file usb_descriptors.c
*
* @ingroup usb_device_stack
*
* @brief Driver implementation file for example application descriptors.
*
* @version USB_DEVICE_STACK Driver Version 1.0.0
*/
/*
© [2025] Microchip Technology Inc. and its subsidiaries.
Subject to your compliance with these terms, you may use Microchip
software and any derivatives exclusively with Microchip products.
You are responsible for complying with 3rd party license terms
applicable to your use of 3rd party software (including open source
software) that may accompany Microchip software. SOFTWARE IS ?AS IS.?
NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS
SOFTWARE, INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT,
MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
WILL MICROCHIP BE LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE,
INCIDENTAL OR CONSEQUENTIAL LOSS, DAMAGE, COST OR EXPENSE OF ANY
KIND WHATSOEVER RELATED TO THE SOFTWARE, HOWEVER CAUSED, EVEN IF
MICROCHIP HAS BEEN ADVISED OF THE POSSIBILITY OR THE DAMAGES ARE
FORESEEABLE. TO THE FULLEST EXTENT ALLOWED BY LAW, MICROCHIP?S
TOTAL LIABILITY ON ALL CLAIMS RELATED TO THE SOFTWARE WILL NOT
EXCEED AMOUNT OF FEES, IF ANY, YOU PAID DIRECTLY TO MICROCHIP FOR
THIS SOFTWARE.
*/
#include <string.h>
#include "usb_descriptors.h"
#include <usb_protocol_headers.h>
static USB_DEVICE_DESCRIPTOR_t deviceDescriptor = {
.header = {
.bLength = sizeof(USB_DEVICE_DESCRIPTOR_t),
.bDescriptorType = USB_DESCRIPTOR_TYPE_DEVICE,
},
.bcdUSB = 0x200, // USB 2.0
.bDeviceClass = USB_VENDOR_DEVICE_CLASS, // Not defined on device level
.bDeviceSubClass = 0x00, // Not defined in Device Descriptor level
.bDeviceProtocol = 0x00, // Not defined in Device Descriptor level
.bMaxPacketSize0 = USB_EP0_SIZE, // EP0 size
.idVendor = 0x04D8, // MCHP VID
.idProduct = 0x0B0A, // PID 0x0010-0x002F reserved for testing/non-public demos
.bcdDevice = 0x0110, // 01.1.0,
.iManufacturer = 0x01, // String index 1
.iProduct = 0x02, // String index 2
.iSerialNumber = 0x03, // String index 3
.bNumConfigurations = 0x01 // Number of configurations
};
static USB_APPLICATION_CONFIGURATION_t configurationDescriptor = {
.Config1 =
{
.Configuration =
{
.header =
{
.bLength = sizeof (USB_CONFIGURATION_DESCRIPTOR_t),
.bDescriptorType = (uint8_t)USB_DESCRIPTOR_TYPE_CONFIGURATION,
},
.wTotalLength = sizeof (USB_APPLICATION_CONFIGURATION1_t),
.bNumInterfaces = USB_INTERFACE_NUM,
.bConfigurationValue = 1u,
.iConfiguration = 0u,
.bmAttributes = USB_CONFIG_ATTR_MUST_SET | USB_CONFIG_ATTR_SELF_POWERED,
.bMaxPower = USB_CONFIG_MAX_POWER(2),
},
.Interface0Alternate1 =
{
.header =
{
.bLength = sizeof (USB_INTERFACE_DESCRIPTOR_t),
.bDescriptorType = USB_DESCRIPTOR_TYPE_INTERFACE,
},
.bInterfaceNumber = 0U,
.bAlternateSetting = 1U,
.bNumEndpoints = 1U,
.bInterfaceClass = 0xFF, // Vendor
.bInterfaceSubClass = 0xFF,
.bInterfaceProtocol = 0xFF,
.iInterface = 0U,
},
.Interface0Alternate1_Endpoint1IN =
{
.header =
{
.bLength = sizeof (USB_ENDPOINT_DESCRIPTOR_t),
.bDescriptorType = USB_DESCRIPTOR_TYPE_ENDPOINT,
},
.bEndpointAddress =
{
.direction = USB_EP_DIR_IN,
.address = INTERFACE0ALTERNATE1_ISOCHRONOUS_EP1_IN,
},
.bmAttributes =
{
.type = ISOCHRONOUS,
.synchronisation = 1U, // Asynchronous
.usage = 0U, // Data
},
.wMaxPacketSize = INTERFACE0ALTERNATE1_ISOCHRONOUS_EP1_IN_SIZE,
.bInterval = 1U,
},
},
};
static USB_STRING_LANG_ID_DESCRIPTOR_t langIDDescriptor = {
.header =
{
.bLength = sizeof (USB_STRING_LANG_ID_DESCRIPTOR_t),
.bDescriptorType = USB_DESCRIPTOR_TYPE_STRING,
},
.id_array =
{LANG_EN_US},
};
static USB_APPLICATION_STRING_DESCRIPTORS_t stringDescriptors = {
.manufacturer_header =
{
.bLength = sizeof (stringDescriptors.manufacturer) + sizeof (USB_DESCRIPTOR_HEADER_t),
.bDescriptorType = USB_DESCRIPTOR_TYPE_STRING,
},
.manufacturer = STRING_MANUFACTURER,
.product_header =
{
.bLength = sizeof (stringDescriptors.product) + sizeof (USB_DESCRIPTOR_HEADER_t),
.bDescriptorType = USB_DESCRIPTOR_TYPE_STRING,
},
.product = STRING_PRODUCT,
.serial_header =
{
.bLength = sizeof (stringDescriptors.serial) + sizeof (USB_DESCRIPTOR_HEADER_t),
.bDescriptorType = USB_DESCRIPTOR_TYPE_STRING,
},
.serial = STRING_SERIAL,
};
USB_DESCRIPTOR_POINTERS_t descriptorPointers = {
.devicePtr = (USB_DEVICE_DESCRIPTOR_t *) & deviceDescriptor,
.configurationsPtr = (USB_CONFIGURATION_DESCRIPTOR_t *) & configurationDescriptor,
.deviceBOSptr = NULL,
.langIDptr = &langIDDescriptor,
.stringPtrs =
{
&stringDescriptors.manufacturer_header,
},
};
/**
End of File
*/
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