#IFNDEF __USB_DESCRIPTORS__
#DEFINE __USB_DESCRIPTORS__
#include <usb.h>
const char USB_CLASS_SPECIFIC_DESC[] =
{
0x05, 0x01, // USAGE_PAGE (Generic Desktop)
0x15, 0x00, // LOGICAL_MINIMUM (0)
0x09, 0x04, // USAGE (Joystick)
0xa1, 0x01, // COLLECTION (Application)
0x05, 0x01, // USAGE_PAGE (generic)
0x05, 0x09, // USAGE_PAGE (Button)
0x19, 0x01, // USAGE_MINIMUM (Button 1)
0x29, 0x0C, // USAGE_MAXIMUM (Button 12)
0x15, 0x00, // LOGICAL_MINIMUM (0)
0x25, 0x01, // LOGICAL_MAXIMUM (1)
0x75, 0x01, // REPORT_SIZE (1) //1 bit por botón
0x95, 0x0C, // REPORT_COUNT (12) //12 botones x 1 bits = 12 bits
0x55, 0x00, // UNIT_EXPONENT (0)
0x65, 0x00, // UNIT (None)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x75, 0x01, // REPORT_SIZE (1) //En el primer byte no caben los 12 bits, pero se envía otro byte para los demás
0x95, 0x04, // REPORT_COUNT (4) //4 bits a enviar
0x81, 0x01, // INPUT (Constant) - 4 bit padding
0xc0 // END_COLLECTION
};
const int16 USB_CLASS_SPECIFIC_DESC_LOOKUP[USB_NUM_CONFIGURATIONS][1] =
{
0
};
const int16 USB_CLASS_SPECIFIC_DESC_LOOKUP_SIZE[USB_NUM_CONFIGURATIONS][1] =
{
sizeof(USB_CLASS_SPECIFIC_DESC)
};
#DEFINE USB_TOTAL_CONFIG_LEN 65
const char USB_CONFIG_DESC[] = {
//config_descriptor for config index 1
USB_DESC_CONFIG_LEN, //length of descriptor size ==1
USB_DESC_CONFIG_TYPE, //constant CONFIGURATION (CONFIGURATION 0x02) ==2
USB_TOTAL_CONFIG_LEN,0, //size of all data returned for this config ==3,4
2, //number of interfaces this device supports ==5
0x01, //identifier for this configuration. (IF we had more than one configurations) ==6
0x00, //index of string descriptor for this configuration ==7
0xC0, //bit 6=1 if self powered, bit 5=1 if supports remote wakeup (we don't), bits 0-4 unused and bit7=1 ==8
0x32, //maximum bus power required (maximum milliamperes/2) (0x32 = 100mA)
//interface descriptor 1
USB_DESC_INTERFACE_LEN, //length of descriptor =10
USB_DESC_INTERFACE_TYPE, //constant INTERFACE (INTERFACE 0x04) =11
0x00, //number defining this interface (IF we had more than one interface) ==12
0x00, //alternate setting ==13
1, //number of endpoins, except 0 (pic167xx has 3, but we dont have to use all). ==14
0x03, //class code, 03 = HID ==15
0x01, //subclass code //boot ==16
0x02, //protocol code ==17
0x00, //index of string descriptor for interface ==18
//class descriptor 1 (HID)
USB_DESC_CLASS_LEN, //length of descriptor ==19
USB_DESC_CLASS_TYPE, //dscriptor type (0x21 == HID) ==20
0x00,0x01, //hid class release number (1.0) (try 1.10) ==21,22
0x00, //localized country code (0 = none) ==23
0x01, //number of hid class descriptors that follow (1) ==24
0x22, //report descriptor type (0x22 == HID) ==25
USB_CLASS_SPECIFIC_DESC_LOOKUP_SIZE[0][0], 0x00, //length of report descriptor ==26,27
//endpoint descriptor
USB_DESC_ENDPOINT_LEN, //length of descriptor ==28
USB_DESC_ENDPOINT_TYPE, //constant ENDPOINT (ENDPOINT 0x05) ==29
0x81, //endpoint number and direction (0x81 = EP1 IN) ==30
USB_ENDPOINT_TYPE_INTERRUPT, //transfer type supported (0x03 is interrupt) ==31
USB_EP1_TX_SIZE,0x00, //maximum packet size supported ==32,33
10, //polling interval, in ms. (cant be smaller than 10 for slow speed devices) ==34
//************//
//PARTE NUEVA
//interface descriptor 1
USB_DESC_INTERFACE_LEN, //length of descriptor ==1
USB_DESC_INTERFACE_TYPE, //constant INTERFACE (0x04)
0x01, //number defining this interface (IF we had more than one interface)
0x00, //alternate setting
2, //number of endpoints, not counting endpoint 0.
0xFF, //class code, FF = vendor defined
0xFF, //subclass code, FF = vendor
0xFF, //protocol code, FF = vendor
0x00, //index of string descriptor for interface
//endpoint descriptor
USB_DESC_ENDPOINT_LEN, //length of descriptor == 10
USB_DESC_ENDPOINT_TYPE, //constant ENDPOINT (0x05)
0x82, //endpoint number and direction (0x82 = EP2 IN)
0x02, //transfer type supported (0 is control, 1 is iso, 2 is bulk, 3 is interrupt)
USB_EP2_TX_SIZE,0x00, //maximum packet size supported
0x01, //polling interval in ms. (for interrupt transfers ONLY)
//endpoint descriptor
USB_DESC_ENDPOINT_LEN, //length of descriptor ==17
USB_DESC_ENDPOINT_TYPE, //constant ENDPOINT (0x05)
0x02, //endpoint number and direction (0x02 = EP2 OUT)
0x02, //transfer type supported (0 is control, 1 is iso, 2 is bulk, 3 is interrupt)
USB_EP2_RX_SIZE,0x00, //maximum packet size supported
0x01 //polling interval in ms. (for interrupt transfers ONLY) == 23
// Interface Association Descriptor
0x08, // length
0x0B, // Interface assocication descriptor type
0x00, // The first associated interface - Interfaz HID
0x01, // Number of contiguous associated interface - Número de interfaces asociadas a la interfaz HID
0x03, // bInterfaceClass of the first interface - Clase del interfaz HID
0x01, // bInterfaceSubclass of the first interface - Subclase del interfaz HID
0x02, // bInterfaceProtocol of the first interface - Protocolo del interfaz HID
0x00 // Interface string index
};
#define USB_NUM_HID_INTERFACES 1
#define USB_MAX_NUM_INTERFACES 2
const char USB_NUM_INTERFACES[USB_NUM_CONFIGURATIONS]={1};
const int16 USB_CLASS_DESCRIPTORS[USB_NUM_CONFIGURATIONS][USB_NUM_HID_INTERFACES][1]=
{
18
};
#if (sizeof(USB_CONFIG_DESC) != USB_TOTAL_CONFIG_LEN)
#error USB_TOTAL_CONFIG_LEN not defined correctly
#endif
const char USB_DEVICE_DESC[] = {
//starts of with device configuration. only one possible
USB_DESC_DEVICE_LEN, //the length of this report ==1
0x01, //the constant DEVICE (DEVICE 0x01) ==2
0x00,0x02, //usb version: 2.0
0xEF, //class code
0x02, //subclass code
0x01, //protocol code
USB_MAX_EP0_PACKET_LENGTH, //max packet size for endpoint 0. (SLOW SPEED SPECIFIES 8) ==8
0xD8,0x04, //vendor id (0x04D8 is Microchip, or is it 0x0461 ??)
0x11, 0x22,//product id (0x18D1 //don't use ffff says usb-by-example guy. oops
0x10,0x21, //device release number ==13,14
0x01, //index of string description of manufacturer. therefore we point to string_1 array (see below) ==15
0x02, //index of string descriptor of the product ==16
0x00, //index of string descriptor of serial number ==17
USB_NUM_CONFIGURATIONS //number of possible configurations ==18
};
#if (sizeof(USB_DEVICE_DESC) != USB_DESC_DEVICE_LEN)
#error USB_DESC_DEVICE_LEN not defined correctly
#endif
const char USB_STRING_DESC_OFFSET[]={0,4,12}; //el 12 sería 4 + 8 del string 1, si cambias el dato del 8, volver a cambiar a aquí la suma
#define USB_STRING_DESC_COUNT sizeof(USB_STRING_DESC_OFFSET)
char const USB_STRING_DESC[]={
//string 0
4, //length of string index
USB_DESC_STRING_TYPE, //descriptor type 0x03 (STRING)
0x09,0x04, //Microsoft Defined for US-English
//string 1 --> Lo que sea?
8, //length of string index (número de letras + 1)*2->(3 + 1)*2=4*2=8
USB_DESC_STRING_TYPE, //descriptor type 0x03 (STRING)
'U',0,
'S',0,
'B',0,
//string 2 --> nombre del dispositivo
22, //length of string index (número de letras + 1)*2->(10 + 1)*2=11*2=22
USB_DESC_STRING_TYPE, //descriptor type 0x03 (STRING)
'P',0,
'r',0,
'o',0,
'b',0,
'a',0,
'n',0,
'd',0,
'o',0,
'.',0,
'.',0
};
#endif