Jeffrey Resnik
/
proj_test_shared
335 final proj
USBHID/USBHID.cpp@0:aee369fac3bd, 2020-11-23 (annotated)
- Committer:
- jresnik
- Date:
- Mon Nov 23 19:44:11 2020 +0000
- Revision:
- 0:aee369fac3bd
Initial commit
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jresnik | 0:aee369fac3bd | 1 | /* Copyright (c) 2010-2011 mbed.org, MIT License |
jresnik | 0:aee369fac3bd | 2 | * |
jresnik | 0:aee369fac3bd | 3 | * Permission is hereby granted, free of charge, to any person obtaining a copy of this software |
jresnik | 0:aee369fac3bd | 4 | * and associated documentation files (the "Software"), to deal in the Software without |
jresnik | 0:aee369fac3bd | 5 | * restriction, including without limitation the rights to use, copy, modify, merge, publish, |
jresnik | 0:aee369fac3bd | 6 | * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the |
jresnik | 0:aee369fac3bd | 7 | * Software is furnished to do so, subject to the following conditions: |
jresnik | 0:aee369fac3bd | 8 | * |
jresnik | 0:aee369fac3bd | 9 | * The above copyright notice and this permission notice shall be included in all copies or |
jresnik | 0:aee369fac3bd | 10 | * substantial portions of the Software. |
jresnik | 0:aee369fac3bd | 11 | * |
jresnik | 0:aee369fac3bd | 12 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING |
jresnik | 0:aee369fac3bd | 13 | * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
jresnik | 0:aee369fac3bd | 14 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
jresnik | 0:aee369fac3bd | 15 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
jresnik | 0:aee369fac3bd | 16 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
jresnik | 0:aee369fac3bd | 17 | */ |
jresnik | 0:aee369fac3bd | 18 | |
jresnik | 0:aee369fac3bd | 19 | #include "stdint.h" |
jresnik | 0:aee369fac3bd | 20 | #include "USBHAL.h" |
jresnik | 0:aee369fac3bd | 21 | #include "USBHID.h" |
jresnik | 0:aee369fac3bd | 22 | |
jresnik | 0:aee369fac3bd | 23 | |
jresnik | 0:aee369fac3bd | 24 | USBHID::USBHID(uint8_t output_report_length, uint8_t input_report_length, uint16_t vendor_id, uint16_t product_id, uint16_t product_release, bool connect): USBDevice(vendor_id, product_id, product_release) |
jresnik | 0:aee369fac3bd | 25 | { |
jresnik | 0:aee369fac3bd | 26 | output_length = output_report_length; |
jresnik | 0:aee369fac3bd | 27 | input_length = input_report_length; |
jresnik | 0:aee369fac3bd | 28 | if(connect) { |
jresnik | 0:aee369fac3bd | 29 | USBDevice::connect(); |
jresnik | 0:aee369fac3bd | 30 | } |
jresnik | 0:aee369fac3bd | 31 | } |
jresnik | 0:aee369fac3bd | 32 | |
jresnik | 0:aee369fac3bd | 33 | |
jresnik | 0:aee369fac3bd | 34 | bool USBHID::send(HID_REPORT *report) |
jresnik | 0:aee369fac3bd | 35 | { |
jresnik | 0:aee369fac3bd | 36 | return write(EPINT_IN, report->data, report->length, MAX_HID_REPORT_SIZE); |
jresnik | 0:aee369fac3bd | 37 | } |
jresnik | 0:aee369fac3bd | 38 | |
jresnik | 0:aee369fac3bd | 39 | bool USBHID::sendNB(HID_REPORT *report) |
jresnik | 0:aee369fac3bd | 40 | { |
jresnik | 0:aee369fac3bd | 41 | return writeNB(EPINT_IN, report->data, report->length, MAX_HID_REPORT_SIZE); |
jresnik | 0:aee369fac3bd | 42 | } |
jresnik | 0:aee369fac3bd | 43 | |
jresnik | 0:aee369fac3bd | 44 | |
jresnik | 0:aee369fac3bd | 45 | bool USBHID::read(HID_REPORT *report) |
jresnik | 0:aee369fac3bd | 46 | { |
jresnik | 0:aee369fac3bd | 47 | uint32_t bytesRead = 0; |
jresnik | 0:aee369fac3bd | 48 | bool result; |
jresnik | 0:aee369fac3bd | 49 | result = USBDevice::readEP(EPINT_OUT, report->data, &bytesRead, MAX_HID_REPORT_SIZE); |
jresnik | 0:aee369fac3bd | 50 | if(!readStart(EPINT_OUT, MAX_HID_REPORT_SIZE)) |
jresnik | 0:aee369fac3bd | 51 | return false; |
jresnik | 0:aee369fac3bd | 52 | report->length = bytesRead; |
jresnik | 0:aee369fac3bd | 53 | return result; |
jresnik | 0:aee369fac3bd | 54 | } |
jresnik | 0:aee369fac3bd | 55 | |
jresnik | 0:aee369fac3bd | 56 | |
jresnik | 0:aee369fac3bd | 57 | bool USBHID::readNB(HID_REPORT *report) |
jresnik | 0:aee369fac3bd | 58 | { |
jresnik | 0:aee369fac3bd | 59 | uint32_t bytesRead = 0; |
jresnik | 0:aee369fac3bd | 60 | bool result; |
jresnik | 0:aee369fac3bd | 61 | result = USBDevice::readEP_NB(EPINT_OUT, report->data, &bytesRead, MAX_HID_REPORT_SIZE); |
jresnik | 0:aee369fac3bd | 62 | // if readEP_NB did not succeed, does not issue a readStart |
jresnik | 0:aee369fac3bd | 63 | if (!result) |
jresnik | 0:aee369fac3bd | 64 | return false; |
jresnik | 0:aee369fac3bd | 65 | report->length = bytesRead; |
jresnik | 0:aee369fac3bd | 66 | if(!readStart(EPINT_OUT, MAX_HID_REPORT_SIZE)) |
jresnik | 0:aee369fac3bd | 67 | return false; |
jresnik | 0:aee369fac3bd | 68 | return result; |
jresnik | 0:aee369fac3bd | 69 | } |
jresnik | 0:aee369fac3bd | 70 | |
jresnik | 0:aee369fac3bd | 71 | |
jresnik | 0:aee369fac3bd | 72 | uint16_t USBHID::reportDescLength() { |
jresnik | 0:aee369fac3bd | 73 | reportDesc(); |
jresnik | 0:aee369fac3bd | 74 | return reportLength; |
jresnik | 0:aee369fac3bd | 75 | } |
jresnik | 0:aee369fac3bd | 76 | |
jresnik | 0:aee369fac3bd | 77 | |
jresnik | 0:aee369fac3bd | 78 | |
jresnik | 0:aee369fac3bd | 79 | // |
jresnik | 0:aee369fac3bd | 80 | // Route callbacks from lower layers to class(es) |
jresnik | 0:aee369fac3bd | 81 | // |
jresnik | 0:aee369fac3bd | 82 | |
jresnik | 0:aee369fac3bd | 83 | |
jresnik | 0:aee369fac3bd | 84 | // Called in ISR context |
jresnik | 0:aee369fac3bd | 85 | // Called by USBDevice on Endpoint0 request |
jresnik | 0:aee369fac3bd | 86 | // This is used to handle extensions to standard requests |
jresnik | 0:aee369fac3bd | 87 | // and class specific requests |
jresnik | 0:aee369fac3bd | 88 | // Return true if class handles this request |
jresnik | 0:aee369fac3bd | 89 | bool USBHID::USBCallback_request() { |
jresnik | 0:aee369fac3bd | 90 | bool success = false; |
jresnik | 0:aee369fac3bd | 91 | CONTROL_TRANSFER * transfer = getTransferPtr(); |
jresnik | 0:aee369fac3bd | 92 | uint8_t *hidDescriptor; |
jresnik | 0:aee369fac3bd | 93 | |
jresnik | 0:aee369fac3bd | 94 | // Process additional standard requests |
jresnik | 0:aee369fac3bd | 95 | |
jresnik | 0:aee369fac3bd | 96 | if ((transfer->setup.bmRequestType.Type == STANDARD_TYPE)) |
jresnik | 0:aee369fac3bd | 97 | { |
jresnik | 0:aee369fac3bd | 98 | switch (transfer->setup.bRequest) |
jresnik | 0:aee369fac3bd | 99 | { |
jresnik | 0:aee369fac3bd | 100 | case GET_DESCRIPTOR: |
jresnik | 0:aee369fac3bd | 101 | switch (DESCRIPTOR_TYPE(transfer->setup.wValue)) |
jresnik | 0:aee369fac3bd | 102 | { |
jresnik | 0:aee369fac3bd | 103 | case REPORT_DESCRIPTOR: |
jresnik | 0:aee369fac3bd | 104 | if ((reportDesc() != NULL) \ |
jresnik | 0:aee369fac3bd | 105 | && (reportDescLength() != 0)) |
jresnik | 0:aee369fac3bd | 106 | { |
jresnik | 0:aee369fac3bd | 107 | transfer->remaining = reportDescLength(); |
jresnik | 0:aee369fac3bd | 108 | transfer->ptr = reportDesc(); |
jresnik | 0:aee369fac3bd | 109 | transfer->direction = DEVICE_TO_HOST; |
jresnik | 0:aee369fac3bd | 110 | success = true; |
jresnik | 0:aee369fac3bd | 111 | } |
jresnik | 0:aee369fac3bd | 112 | break; |
jresnik | 0:aee369fac3bd | 113 | case HID_DESCRIPTOR: |
jresnik | 0:aee369fac3bd | 114 | // Find the HID descriptor, after the configuration descriptor |
jresnik | 0:aee369fac3bd | 115 | hidDescriptor = findDescriptor(HID_DESCRIPTOR); |
jresnik | 0:aee369fac3bd | 116 | if (hidDescriptor != NULL) |
jresnik | 0:aee369fac3bd | 117 | { |
jresnik | 0:aee369fac3bd | 118 | transfer->remaining = HID_DESCRIPTOR_LENGTH; |
jresnik | 0:aee369fac3bd | 119 | transfer->ptr = hidDescriptor; |
jresnik | 0:aee369fac3bd | 120 | transfer->direction = DEVICE_TO_HOST; |
jresnik | 0:aee369fac3bd | 121 | success = true; |
jresnik | 0:aee369fac3bd | 122 | } |
jresnik | 0:aee369fac3bd | 123 | break; |
jresnik | 0:aee369fac3bd | 124 | |
jresnik | 0:aee369fac3bd | 125 | default: |
jresnik | 0:aee369fac3bd | 126 | break; |
jresnik | 0:aee369fac3bd | 127 | } |
jresnik | 0:aee369fac3bd | 128 | break; |
jresnik | 0:aee369fac3bd | 129 | default: |
jresnik | 0:aee369fac3bd | 130 | break; |
jresnik | 0:aee369fac3bd | 131 | } |
jresnik | 0:aee369fac3bd | 132 | } |
jresnik | 0:aee369fac3bd | 133 | |
jresnik | 0:aee369fac3bd | 134 | // Process class-specific requests |
jresnik | 0:aee369fac3bd | 135 | |
jresnik | 0:aee369fac3bd | 136 | if (transfer->setup.bmRequestType.Type == CLASS_TYPE) |
jresnik | 0:aee369fac3bd | 137 | { |
jresnik | 0:aee369fac3bd | 138 | switch (transfer->setup.bRequest) |
jresnik | 0:aee369fac3bd | 139 | { |
jresnik | 0:aee369fac3bd | 140 | case SET_REPORT: |
jresnik | 0:aee369fac3bd | 141 | // First byte will be used for report ID |
jresnik | 0:aee369fac3bd | 142 | outputReport.data[0] = transfer->setup.wValue & 0xff; |
jresnik | 0:aee369fac3bd | 143 | outputReport.length = transfer->setup.wLength + 1; |
jresnik | 0:aee369fac3bd | 144 | |
jresnik | 0:aee369fac3bd | 145 | transfer->remaining = sizeof(outputReport.data) - 1; |
jresnik | 0:aee369fac3bd | 146 | transfer->ptr = &outputReport.data[1]; |
jresnik | 0:aee369fac3bd | 147 | transfer->direction = HOST_TO_DEVICE; |
jresnik | 0:aee369fac3bd | 148 | transfer->notify = true; |
jresnik | 0:aee369fac3bd | 149 | success = true; |
jresnik | 0:aee369fac3bd | 150 | default: |
jresnik | 0:aee369fac3bd | 151 | break; |
jresnik | 0:aee369fac3bd | 152 | } |
jresnik | 0:aee369fac3bd | 153 | } |
jresnik | 0:aee369fac3bd | 154 | |
jresnik | 0:aee369fac3bd | 155 | return success; |
jresnik | 0:aee369fac3bd | 156 | } |
jresnik | 0:aee369fac3bd | 157 | |
jresnik | 0:aee369fac3bd | 158 | |
jresnik | 0:aee369fac3bd | 159 | #define DEFAULT_CONFIGURATION (1) |
jresnik | 0:aee369fac3bd | 160 | |
jresnik | 0:aee369fac3bd | 161 | |
jresnik | 0:aee369fac3bd | 162 | // Called in ISR context |
jresnik | 0:aee369fac3bd | 163 | // Set configuration. Return false if the |
jresnik | 0:aee369fac3bd | 164 | // configuration is not supported |
jresnik | 0:aee369fac3bd | 165 | bool USBHID::USBCallback_setConfiguration(uint8_t configuration) { |
jresnik | 0:aee369fac3bd | 166 | if (configuration != DEFAULT_CONFIGURATION) { |
jresnik | 0:aee369fac3bd | 167 | return false; |
jresnik | 0:aee369fac3bd | 168 | } |
jresnik | 0:aee369fac3bd | 169 | |
jresnik | 0:aee369fac3bd | 170 | // Configure endpoints > 0 |
jresnik | 0:aee369fac3bd | 171 | addEndpoint(EPINT_IN, MAX_PACKET_SIZE_EPINT); |
jresnik | 0:aee369fac3bd | 172 | addEndpoint(EPINT_OUT, MAX_PACKET_SIZE_EPINT); |
jresnik | 0:aee369fac3bd | 173 | |
jresnik | 0:aee369fac3bd | 174 | // We activate the endpoint to be able to recceive data |
jresnik | 0:aee369fac3bd | 175 | readStart(EPINT_OUT, MAX_PACKET_SIZE_EPINT); |
jresnik | 0:aee369fac3bd | 176 | return true; |
jresnik | 0:aee369fac3bd | 177 | } |
jresnik | 0:aee369fac3bd | 178 | |
jresnik | 0:aee369fac3bd | 179 | |
jresnik | 0:aee369fac3bd | 180 | uint8_t * USBHID::stringIinterfaceDesc() { |
jresnik | 0:aee369fac3bd | 181 | static uint8_t stringIinterfaceDescriptor[] = { |
jresnik | 0:aee369fac3bd | 182 | 0x08, //bLength |
jresnik | 0:aee369fac3bd | 183 | STRING_DESCRIPTOR, //bDescriptorType 0x03 |
jresnik | 0:aee369fac3bd | 184 | 'H',0,'I',0,'D',0, //bString iInterface - HID |
jresnik | 0:aee369fac3bd | 185 | }; |
jresnik | 0:aee369fac3bd | 186 | return stringIinterfaceDescriptor; |
jresnik | 0:aee369fac3bd | 187 | } |
jresnik | 0:aee369fac3bd | 188 | |
jresnik | 0:aee369fac3bd | 189 | uint8_t * USBHID::stringIproductDesc() { |
jresnik | 0:aee369fac3bd | 190 | static uint8_t stringIproductDescriptor[] = { |
jresnik | 0:aee369fac3bd | 191 | 0x16, //bLength |
jresnik | 0:aee369fac3bd | 192 | STRING_DESCRIPTOR, //bDescriptorType 0x03 |
jresnik | 0:aee369fac3bd | 193 | 'H',0,'I',0,'D',0,' ',0,'D',0,'E',0,'V',0,'I',0,'C',0,'E',0 //bString iProduct - HID device |
jresnik | 0:aee369fac3bd | 194 | }; |
jresnik | 0:aee369fac3bd | 195 | return stringIproductDescriptor; |
jresnik | 0:aee369fac3bd | 196 | } |
jresnik | 0:aee369fac3bd | 197 | |
jresnik | 0:aee369fac3bd | 198 | |
jresnik | 0:aee369fac3bd | 199 | |
jresnik | 0:aee369fac3bd | 200 | uint8_t * USBHID::reportDesc() { |
jresnik | 0:aee369fac3bd | 201 | static uint8_t reportDescriptor[] = { |
jresnik | 0:aee369fac3bd | 202 | USAGE_PAGE(2), LSB(0xFFAB), MSB(0xFFAB), |
jresnik | 0:aee369fac3bd | 203 | USAGE(2), LSB(0x0200), MSB(0x0200), |
jresnik | 0:aee369fac3bd | 204 | COLLECTION(1), 0x01, // Collection (Application) |
jresnik | 0:aee369fac3bd | 205 | |
jresnik | 0:aee369fac3bd | 206 | REPORT_SIZE(1), 0x08, // 8 bits |
jresnik | 0:aee369fac3bd | 207 | LOGICAL_MINIMUM(1), 0x00, |
jresnik | 0:aee369fac3bd | 208 | LOGICAL_MAXIMUM(1), 0xFF, |
jresnik | 0:aee369fac3bd | 209 | |
jresnik | 0:aee369fac3bd | 210 | REPORT_COUNT(1), input_length, |
jresnik | 0:aee369fac3bd | 211 | USAGE(1), 0x01, |
jresnik | 0:aee369fac3bd | 212 | INPUT(1), 0x02, // Data, Var, Abs |
jresnik | 0:aee369fac3bd | 213 | |
jresnik | 0:aee369fac3bd | 214 | REPORT_COUNT(1), output_length, |
jresnik | 0:aee369fac3bd | 215 | USAGE(1), 0x02, |
jresnik | 0:aee369fac3bd | 216 | OUTPUT(1), 0x02, // Data, Var, Abs |
jresnik | 0:aee369fac3bd | 217 | |
jresnik | 0:aee369fac3bd | 218 | END_COLLECTION(0), |
jresnik | 0:aee369fac3bd | 219 | }; |
jresnik | 0:aee369fac3bd | 220 | reportLength = sizeof(reportDescriptor); |
jresnik | 0:aee369fac3bd | 221 | return reportDescriptor; |
jresnik | 0:aee369fac3bd | 222 | } |
jresnik | 0:aee369fac3bd | 223 | |
jresnik | 0:aee369fac3bd | 224 | #define DEFAULT_CONFIGURATION (1) |
jresnik | 0:aee369fac3bd | 225 | #define TOTAL_DESCRIPTOR_LENGTH ((1 * CONFIGURATION_DESCRIPTOR_LENGTH) \ |
jresnik | 0:aee369fac3bd | 226 | + (1 * INTERFACE_DESCRIPTOR_LENGTH) \ |
jresnik | 0:aee369fac3bd | 227 | + (1 * HID_DESCRIPTOR_LENGTH) \ |
jresnik | 0:aee369fac3bd | 228 | + (2 * ENDPOINT_DESCRIPTOR_LENGTH)) |
jresnik | 0:aee369fac3bd | 229 | |
jresnik | 0:aee369fac3bd | 230 | uint8_t * USBHID::configurationDesc() { |
jresnik | 0:aee369fac3bd | 231 | static uint8_t configurationDescriptor[] = { |
jresnik | 0:aee369fac3bd | 232 | CONFIGURATION_DESCRIPTOR_LENGTH, // bLength |
jresnik | 0:aee369fac3bd | 233 | CONFIGURATION_DESCRIPTOR, // bDescriptorType |
jresnik | 0:aee369fac3bd | 234 | LSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (LSB) |
jresnik | 0:aee369fac3bd | 235 | MSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (MSB) |
jresnik | 0:aee369fac3bd | 236 | 0x01, // bNumInterfaces |
jresnik | 0:aee369fac3bd | 237 | DEFAULT_CONFIGURATION, // bConfigurationValue |
jresnik | 0:aee369fac3bd | 238 | 0x00, // iConfiguration |
jresnik | 0:aee369fac3bd | 239 | C_RESERVED | C_SELF_POWERED, // bmAttributes |
jresnik | 0:aee369fac3bd | 240 | C_POWER(0), // bMaxPower |
jresnik | 0:aee369fac3bd | 241 | |
jresnik | 0:aee369fac3bd | 242 | INTERFACE_DESCRIPTOR_LENGTH, // bLength |
jresnik | 0:aee369fac3bd | 243 | INTERFACE_DESCRIPTOR, // bDescriptorType |
jresnik | 0:aee369fac3bd | 244 | 0x00, // bInterfaceNumber |
jresnik | 0:aee369fac3bd | 245 | 0x00, // bAlternateSetting |
jresnik | 0:aee369fac3bd | 246 | 0x02, // bNumEndpoints |
jresnik | 0:aee369fac3bd | 247 | HID_CLASS, // bInterfaceClass |
jresnik | 0:aee369fac3bd | 248 | HID_SUBCLASS_NONE, // bInterfaceSubClass |
jresnik | 0:aee369fac3bd | 249 | HID_PROTOCOL_NONE, // bInterfaceProtocol |
jresnik | 0:aee369fac3bd | 250 | 0x00, // iInterface |
jresnik | 0:aee369fac3bd | 251 | |
jresnik | 0:aee369fac3bd | 252 | HID_DESCRIPTOR_LENGTH, // bLength |
jresnik | 0:aee369fac3bd | 253 | HID_DESCRIPTOR, // bDescriptorType |
jresnik | 0:aee369fac3bd | 254 | LSB(HID_VERSION_1_11), // bcdHID (LSB) |
jresnik | 0:aee369fac3bd | 255 | MSB(HID_VERSION_1_11), // bcdHID (MSB) |
jresnik | 0:aee369fac3bd | 256 | 0x00, // bCountryCode |
jresnik | 0:aee369fac3bd | 257 | 0x01, // bNumDescriptors |
jresnik | 0:aee369fac3bd | 258 | REPORT_DESCRIPTOR, // bDescriptorType |
jresnik | 0:aee369fac3bd | 259 | (uint8_t)(LSB(reportDescLength())), // wDescriptorLength (LSB) |
jresnik | 0:aee369fac3bd | 260 | (uint8_t)(MSB(reportDescLength())), // wDescriptorLength (MSB) |
jresnik | 0:aee369fac3bd | 261 | |
jresnik | 0:aee369fac3bd | 262 | ENDPOINT_DESCRIPTOR_LENGTH, // bLength |
jresnik | 0:aee369fac3bd | 263 | ENDPOINT_DESCRIPTOR, // bDescriptorType |
jresnik | 0:aee369fac3bd | 264 | PHY_TO_DESC(EPINT_IN), // bEndpointAddress |
jresnik | 0:aee369fac3bd | 265 | E_INTERRUPT, // bmAttributes |
jresnik | 0:aee369fac3bd | 266 | LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB) |
jresnik | 0:aee369fac3bd | 267 | MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB) |
jresnik | 0:aee369fac3bd | 268 | 1, // bInterval (milliseconds) |
jresnik | 0:aee369fac3bd | 269 | |
jresnik | 0:aee369fac3bd | 270 | ENDPOINT_DESCRIPTOR_LENGTH, // bLength |
jresnik | 0:aee369fac3bd | 271 | ENDPOINT_DESCRIPTOR, // bDescriptorType |
jresnik | 0:aee369fac3bd | 272 | PHY_TO_DESC(EPINT_OUT), // bEndpointAddress |
jresnik | 0:aee369fac3bd | 273 | E_INTERRUPT, // bmAttributes |
jresnik | 0:aee369fac3bd | 274 | LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB) |
jresnik | 0:aee369fac3bd | 275 | MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB) |
jresnik | 0:aee369fac3bd | 276 | 1, // bInterval (milliseconds) |
jresnik | 0:aee369fac3bd | 277 | }; |
jresnik | 0:aee369fac3bd | 278 | return configurationDescriptor; |
jresnik | 0:aee369fac3bd | 279 | } |