MacroRat / MouseCode

Mouse code for the MacroRat

Dependencies:   ITG3200 QEI

mbed-dev/targets/TARGET_NUVOTON/TARGET_NUC472/device/StdDriver/nuc472_usbd.c@18:6a4db94011d3, 2017-05-14 (annotated)

Committer:
sahilmgandhi
Date:
Sun May 14 23:18:57 2017 +0000
Revision:
18:6a4db94011d3
Publishing again

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sahilmgandhi 18:6a4db94011d3 1 /**************************************************************************//**
sahilmgandhi 18:6a4db94011d3 2 * @file usbd.c
sahilmgandhi 18:6a4db94011d3 3 * @version V1.00
sahilmgandhi 18:6a4db94011d3 4 * $Revision: 15 $
sahilmgandhi 18:6a4db94011d3 5 * $Date: 14/10/02 4:14p $
sahilmgandhi 18:6a4db94011d3 6 * @brief NUC472/NUC442 USBD driver source file
sahilmgandhi 18:6a4db94011d3 7 *
sahilmgandhi 18:6a4db94011d3 8 * @note
sahilmgandhi 18:6a4db94011d3 9 * Copyright (C) 2014 Nuvoton Technology Corp. All rights reserved.
sahilmgandhi 18:6a4db94011d3 10 *****************************************************************************/
sahilmgandhi 18:6a4db94011d3 11 #include "NUC472_442.h"
sahilmgandhi 18:6a4db94011d3 12
sahilmgandhi 18:6a4db94011d3 13 /** @addtogroup NUC472_442_Device_Driver NUC472/NUC442 Device Driver
sahilmgandhi 18:6a4db94011d3 14 @{
sahilmgandhi 18:6a4db94011d3 15 */
sahilmgandhi 18:6a4db94011d3 16
sahilmgandhi 18:6a4db94011d3 17 /** @addtogroup NUC472_442_USBD_Driver USBD Driver
sahilmgandhi 18:6a4db94011d3 18 @{
sahilmgandhi 18:6a4db94011d3 19 */
sahilmgandhi 18:6a4db94011d3 20
sahilmgandhi 18:6a4db94011d3 21
sahilmgandhi 18:6a4db94011d3 22 /** @addtogroup NUC472_442_USBD_EXPORTED_FUNCTIONS USBD Exported Functions
sahilmgandhi 18:6a4db94011d3 23 @{
sahilmgandhi 18:6a4db94011d3 24 */
sahilmgandhi 18:6a4db94011d3 25 /*--------------------------------------------------------------------------*/
sahilmgandhi 18:6a4db94011d3 26 /*!< Global variables for Control Pipe */
sahilmgandhi 18:6a4db94011d3 27 S_USBD_CMD_T gUsbCmd;
sahilmgandhi 18:6a4db94011d3 28 S_USBD_INFO_T *g_usbd_sInfo;
sahilmgandhi 18:6a4db94011d3 29
sahilmgandhi 18:6a4db94011d3 30 VENDOR_REQ g_usbd_pfnVendorRequest = NULL;
sahilmgandhi 18:6a4db94011d3 31 CLASS_REQ g_usbd_pfnClassRequest = NULL;
sahilmgandhi 18:6a4db94011d3 32 SET_INTERFACE_REQ g_usbd_pfnSetInterface = NULL;
sahilmgandhi 18:6a4db94011d3 33
sahilmgandhi 18:6a4db94011d3 34 static uint8_t *g_usbd_CtrlInPointer = 0;
sahilmgandhi 18:6a4db94011d3 35 static uint32_t g_usbd_UsbConfig = 0;
sahilmgandhi 18:6a4db94011d3 36 static uint32_t g_usbd_UsbAltInterface = 0;
sahilmgandhi 18:6a4db94011d3 37 static uint32_t g_usbd_CtrlMaxPktSize = 64;
sahilmgandhi 18:6a4db94011d3 38
sahilmgandhi 18:6a4db94011d3 39 #ifdef __ICCARM__
sahilmgandhi 18:6a4db94011d3 40 #pragma data_alignment=4
sahilmgandhi 18:6a4db94011d3 41 static uint8_t g_usbd_buf[12];
sahilmgandhi 18:6a4db94011d3 42 #elif defined (__CC_ARM)
sahilmgandhi 18:6a4db94011d3 43 __align(4) static uint8_t g_usbd_buf[12];
sahilmgandhi 18:6a4db94011d3 44 #elif defined ( __GNUC__ )
sahilmgandhi 18:6a4db94011d3 45 static uint8_t g_usbd_buf[12] __attribute__((aligned (4)));
sahilmgandhi 18:6a4db94011d3 46 #endif
sahilmgandhi 18:6a4db94011d3 47
sahilmgandhi 18:6a4db94011d3 48
sahilmgandhi 18:6a4db94011d3 49 uint32_t g_usbd_CtrlZero = 0;
sahilmgandhi 18:6a4db94011d3 50 uint32_t g_usbd_UsbAddr = 0;
sahilmgandhi 18:6a4db94011d3 51 uint32_t g_usbd_CtrlInSize = 0;
sahilmgandhi 18:6a4db94011d3 52 uint32_t g_usbd_ShortPacket = 0;
sahilmgandhi 18:6a4db94011d3 53 uint32_t volatile g_usbd_DmaDone = 0;
sahilmgandhi 18:6a4db94011d3 54 uint32_t g_usbd_Configured = 0;
sahilmgandhi 18:6a4db94011d3 55
sahilmgandhi 18:6a4db94011d3 56 /**
sahilmgandhi 18:6a4db94011d3 57 * @brief USBD Initial
sahilmgandhi 18:6a4db94011d3 58 *
sahilmgandhi 18:6a4db94011d3 59 * @param[in] param Descriptor
sahilmgandhi 18:6a4db94011d3 60 * @param[in] pfnClassReq Class Request Callback Function
sahilmgandhi 18:6a4db94011d3 61 * @param[in] pfnSetInterface SetInterface Request Callback Function
sahilmgandhi 18:6a4db94011d3 62 *
sahilmgandhi 18:6a4db94011d3 63 * @return None
sahilmgandhi 18:6a4db94011d3 64 *
sahilmgandhi 18:6a4db94011d3 65 * @details This function is used to initial USBD.
sahilmgandhi 18:6a4db94011d3 66 */
sahilmgandhi 18:6a4db94011d3 67 void USBD_Open(S_USBD_INFO_T *param, CLASS_REQ pfnClassReq, SET_INTERFACE_REQ pfnSetInterface)
sahilmgandhi 18:6a4db94011d3 68 {
sahilmgandhi 18:6a4db94011d3 69 g_usbd_sInfo = param;
sahilmgandhi 18:6a4db94011d3 70 g_usbd_pfnClassRequest = pfnClassReq;
sahilmgandhi 18:6a4db94011d3 71 g_usbd_pfnSetInterface = pfnSetInterface;
sahilmgandhi 18:6a4db94011d3 72
sahilmgandhi 18:6a4db94011d3 73 /* get EP0 maximum packet size */
sahilmgandhi 18:6a4db94011d3 74 g_usbd_CtrlMaxPktSize = g_usbd_sInfo->gu8DevDesc[7];
sahilmgandhi 18:6a4db94011d3 75
sahilmgandhi 18:6a4db94011d3 76 /* Initial USB engine */
sahilmgandhi 18:6a4db94011d3 77 /* Enable PHY */
sahilmgandhi 18:6a4db94011d3 78 USBD_ENABLE_PHY();
sahilmgandhi 18:6a4db94011d3 79 /* wait PHY clock ready */
sahilmgandhi 18:6a4db94011d3 80 while (1) {
sahilmgandhi 18:6a4db94011d3 81 USBD->EPAMPS = 0x20;
sahilmgandhi 18:6a4db94011d3 82 if (USBD->EPAMPS == 0x20)
sahilmgandhi 18:6a4db94011d3 83 break;
sahilmgandhi 18:6a4db94011d3 84 }
sahilmgandhi 18:6a4db94011d3 85 /* Force SE0, and then clear it to connect*/
sahilmgandhi 18:6a4db94011d3 86 USBD_SET_SE0();
sahilmgandhi 18:6a4db94011d3 87 }
sahilmgandhi 18:6a4db94011d3 88
sahilmgandhi 18:6a4db94011d3 89 /**
sahilmgandhi 18:6a4db94011d3 90 * @brief USBD Start
sahilmgandhi 18:6a4db94011d3 91 *
sahilmgandhi 18:6a4db94011d3 92 * @param[in] None
sahilmgandhi 18:6a4db94011d3 93 *
sahilmgandhi 18:6a4db94011d3 94 * @return None
sahilmgandhi 18:6a4db94011d3 95 *
sahilmgandhi 18:6a4db94011d3 96 * @details This function is used to start transfer
sahilmgandhi 18:6a4db94011d3 97 */
sahilmgandhi 18:6a4db94011d3 98 void USBD_Start(void)
sahilmgandhi 18:6a4db94011d3 99 {
sahilmgandhi 18:6a4db94011d3 100 USBD_CLR_SE0();
sahilmgandhi 18:6a4db94011d3 101 }
sahilmgandhi 18:6a4db94011d3 102
sahilmgandhi 18:6a4db94011d3 103 /**
sahilmgandhi 18:6a4db94011d3 104 * @brief Process Setup Packet
sahilmgandhi 18:6a4db94011d3 105 *
sahilmgandhi 18:6a4db94011d3 106 * @param[in] None
sahilmgandhi 18:6a4db94011d3 107 *
sahilmgandhi 18:6a4db94011d3 108 * @return None
sahilmgandhi 18:6a4db94011d3 109 *
sahilmgandhi 18:6a4db94011d3 110 * @details This function is used to process Setup packet.
sahilmgandhi 18:6a4db94011d3 111 */
sahilmgandhi 18:6a4db94011d3 112 void USBD_ProcessSetupPacket(void)
sahilmgandhi 18:6a4db94011d3 113 {
sahilmgandhi 18:6a4db94011d3 114 // Setup packet process
sahilmgandhi 18:6a4db94011d3 115 gUsbCmd.bmRequestType = (uint8_t)(USBD->SETUP1_0 & 0xff);
sahilmgandhi 18:6a4db94011d3 116 gUsbCmd.bRequest = (int8_t)(USBD->SETUP1_0 >> 8) & 0xff;
sahilmgandhi 18:6a4db94011d3 117 gUsbCmd.wValue = (uint16_t)USBD->SETUP3_2;
sahilmgandhi 18:6a4db94011d3 118 gUsbCmd.wIndex = (uint16_t)USBD->SETUP5_4;
sahilmgandhi 18:6a4db94011d3 119 gUsbCmd.wLength = (uint16_t)USBD->SETUP7_6;
sahilmgandhi 18:6a4db94011d3 120
sahilmgandhi 18:6a4db94011d3 121 /* USB device request in setup packet: offset 0, D[6..5]: 0=Standard, 1=Class, 2=Vendor, 3=Reserved */
sahilmgandhi 18:6a4db94011d3 122 switch (gUsbCmd.bmRequestType & 0x60) {
sahilmgandhi 18:6a4db94011d3 123 case REQ_STANDARD: { // Standard
sahilmgandhi 18:6a4db94011d3 124 USBD_StandardRequest();
sahilmgandhi 18:6a4db94011d3 125 break;
sahilmgandhi 18:6a4db94011d3 126 }
sahilmgandhi 18:6a4db94011d3 127 case REQ_CLASS: { // Class
sahilmgandhi 18:6a4db94011d3 128 if (g_usbd_pfnClassRequest != NULL) {
sahilmgandhi 18:6a4db94011d3 129 g_usbd_pfnClassRequest();
sahilmgandhi 18:6a4db94011d3 130 }
sahilmgandhi 18:6a4db94011d3 131 break;
sahilmgandhi 18:6a4db94011d3 132 }
sahilmgandhi 18:6a4db94011d3 133 case REQ_VENDOR: { // Vendor
sahilmgandhi 18:6a4db94011d3 134 if (g_usbd_pfnVendorRequest != NULL) {
sahilmgandhi 18:6a4db94011d3 135 g_usbd_pfnVendorRequest();
sahilmgandhi 18:6a4db94011d3 136 }
sahilmgandhi 18:6a4db94011d3 137 break;
sahilmgandhi 18:6a4db94011d3 138 }
sahilmgandhi 18:6a4db94011d3 139 default: { // reserved
sahilmgandhi 18:6a4db94011d3 140 /* Setup error, stall the device */
sahilmgandhi 18:6a4db94011d3 141 USBD_SET_CEP_STATE(USBD_CEPCTL_STALLEN_Msk);
sahilmgandhi 18:6a4db94011d3 142 break;
sahilmgandhi 18:6a4db94011d3 143 }
sahilmgandhi 18:6a4db94011d3 144 }
sahilmgandhi 18:6a4db94011d3 145 }
sahilmgandhi 18:6a4db94011d3 146
sahilmgandhi 18:6a4db94011d3 147 /**
sahilmgandhi 18:6a4db94011d3 148 * @brief Get Descriptor request
sahilmgandhi 18:6a4db94011d3 149 *
sahilmgandhi 18:6a4db94011d3 150 * @param[in] None
sahilmgandhi 18:6a4db94011d3 151 *
sahilmgandhi 18:6a4db94011d3 152 * @return None
sahilmgandhi 18:6a4db94011d3 153 *
sahilmgandhi 18:6a4db94011d3 154 * @details This function is used to process GetDescriptor request.
sahilmgandhi 18:6a4db94011d3 155 */
sahilmgandhi 18:6a4db94011d3 156 int USBD_GetDescriptor(void)
sahilmgandhi 18:6a4db94011d3 157 {
sahilmgandhi 18:6a4db94011d3 158 uint32_t u32Len;
sahilmgandhi 18:6a4db94011d3 159
sahilmgandhi 18:6a4db94011d3 160 u32Len = gUsbCmd.wLength;
sahilmgandhi 18:6a4db94011d3 161 g_usbd_CtrlZero = 0;
sahilmgandhi 18:6a4db94011d3 162
sahilmgandhi 18:6a4db94011d3 163 switch ((gUsbCmd.wValue & 0xff00) >> 8) {
sahilmgandhi 18:6a4db94011d3 164 // Get Device Descriptor
sahilmgandhi 18:6a4db94011d3 165 case DESC_DEVICE: {
sahilmgandhi 18:6a4db94011d3 166 u32Len = Minimum(u32Len, LEN_DEVICE);
sahilmgandhi 18:6a4db94011d3 167 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8DevDesc, u32Len);
sahilmgandhi 18:6a4db94011d3 168 break;
sahilmgandhi 18:6a4db94011d3 169 }
sahilmgandhi 18:6a4db94011d3 170 // Get Configuration Descriptor
sahilmgandhi 18:6a4db94011d3 171 case DESC_CONFIG: {
sahilmgandhi 18:6a4db94011d3 172 uint32_t u32TotalLen;
sahilmgandhi 18:6a4db94011d3 173
sahilmgandhi 18:6a4db94011d3 174 if (USBD->OPER & 0x04) { /* high speed */
sahilmgandhi 18:6a4db94011d3 175 u32TotalLen = g_usbd_sInfo->gu8ConfigDesc[3];
sahilmgandhi 18:6a4db94011d3 176 u32TotalLen = g_usbd_sInfo->gu8ConfigDesc[2] + (u32TotalLen << 8);
sahilmgandhi 18:6a4db94011d3 177
sahilmgandhi 18:6a4db94011d3 178 u32Len = Minimum(u32Len, u32TotalLen);
sahilmgandhi 18:6a4db94011d3 179 if ((u32Len % g_usbd_CtrlMaxPktSize) == 0)
sahilmgandhi 18:6a4db94011d3 180 g_usbd_CtrlZero = 1;
sahilmgandhi 18:6a4db94011d3 181
sahilmgandhi 18:6a4db94011d3 182 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8ConfigDesc, u32Len);
sahilmgandhi 18:6a4db94011d3 183 } else { /* full speed */
sahilmgandhi 18:6a4db94011d3 184 u32TotalLen = g_usbd_sInfo->gu8OtherConfigDesc[3];
sahilmgandhi 18:6a4db94011d3 185 u32TotalLen = g_usbd_sInfo->gu8OtherConfigDesc[2] + (u32TotalLen << 8);
sahilmgandhi 18:6a4db94011d3 186
sahilmgandhi 18:6a4db94011d3 187 u32Len = Minimum(u32Len, u32TotalLen);
sahilmgandhi 18:6a4db94011d3 188 if ((u32Len % g_usbd_CtrlMaxPktSize) == 0)
sahilmgandhi 18:6a4db94011d3 189 g_usbd_CtrlZero = 1;
sahilmgandhi 18:6a4db94011d3 190
sahilmgandhi 18:6a4db94011d3 191 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8OtherConfigDesc, u32Len);
sahilmgandhi 18:6a4db94011d3 192 }
sahilmgandhi 18:6a4db94011d3 193 break;
sahilmgandhi 18:6a4db94011d3 194 }
sahilmgandhi 18:6a4db94011d3 195 // Get Qualifier Descriptor
sahilmgandhi 18:6a4db94011d3 196 case DESC_QUALIFIER: {
sahilmgandhi 18:6a4db94011d3 197 u32Len = Minimum(u32Len, LEN_QUALIFIER);
sahilmgandhi 18:6a4db94011d3 198 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8QualDesc, u32Len);
sahilmgandhi 18:6a4db94011d3 199 break;
sahilmgandhi 18:6a4db94011d3 200 }
sahilmgandhi 18:6a4db94011d3 201 // Get Other Speed Descriptor - Full speed
sahilmgandhi 18:6a4db94011d3 202 case DESC_OTHERSPEED: {
sahilmgandhi 18:6a4db94011d3 203 uint32_t u32TotalLen;
sahilmgandhi 18:6a4db94011d3 204
sahilmgandhi 18:6a4db94011d3 205 u32TotalLen = g_usbd_sInfo->gu8OtherConfigDesc[3];
sahilmgandhi 18:6a4db94011d3 206 u32TotalLen = g_usbd_sInfo->gu8OtherConfigDesc[2] + (u32TotalLen << 8);
sahilmgandhi 18:6a4db94011d3 207
sahilmgandhi 18:6a4db94011d3 208 u32Len = Minimum(u32Len, u32TotalLen);
sahilmgandhi 18:6a4db94011d3 209 if ((u32Len % g_usbd_CtrlMaxPktSize) == 0)
sahilmgandhi 18:6a4db94011d3 210 g_usbd_CtrlZero = 1;
sahilmgandhi 18:6a4db94011d3 211
sahilmgandhi 18:6a4db94011d3 212 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8OtherConfigDesc, u32Len);
sahilmgandhi 18:6a4db94011d3 213 break;
sahilmgandhi 18:6a4db94011d3 214 }
sahilmgandhi 18:6a4db94011d3 215 // Get HID Descriptor
sahilmgandhi 18:6a4db94011d3 216 case DESC_HID: {
sahilmgandhi 18:6a4db94011d3 217 u32Len = Minimum(u32Len, LEN_HID);
sahilmgandhi 18:6a4db94011d3 218 USBD_MemCopy(g_usbd_buf, (uint8_t *)&g_usbd_sInfo->gu8ConfigDesc[LEN_CONFIG+LEN_INTERFACE], u32Len);
sahilmgandhi 18:6a4db94011d3 219 USBD_PrepareCtrlIn(g_usbd_buf, u32Len);
sahilmgandhi 18:6a4db94011d3 220 break;
sahilmgandhi 18:6a4db94011d3 221 }
sahilmgandhi 18:6a4db94011d3 222 // Get Report Descriptor
sahilmgandhi 18:6a4db94011d3 223 case DESC_HID_RPT: {
sahilmgandhi 18:6a4db94011d3 224 if ((u32Len % g_usbd_CtrlMaxPktSize) == 0)
sahilmgandhi 18:6a4db94011d3 225 g_usbd_CtrlZero = 1;
sahilmgandhi 18:6a4db94011d3 226
sahilmgandhi 18:6a4db94011d3 227 switch (gUsbCmd.wIndex & 0xff) {
sahilmgandhi 18:6a4db94011d3 228 case 0: {
sahilmgandhi 18:6a4db94011d3 229 u32Len = Minimum(u32Len, g_usbd_sInfo->gu32HidReportSize[0]);
sahilmgandhi 18:6a4db94011d3 230 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8HidReportDesc[0], u32Len);
sahilmgandhi 18:6a4db94011d3 231 break;
sahilmgandhi 18:6a4db94011d3 232 }
sahilmgandhi 18:6a4db94011d3 233 case 1: {
sahilmgandhi 18:6a4db94011d3 234 u32Len = Minimum(u32Len, g_usbd_sInfo->gu32HidReportSize[1]);
sahilmgandhi 18:6a4db94011d3 235 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8HidReportDesc[1], u32Len);
sahilmgandhi 18:6a4db94011d3 236 break;
sahilmgandhi 18:6a4db94011d3 237 }
sahilmgandhi 18:6a4db94011d3 238 case 2: {
sahilmgandhi 18:6a4db94011d3 239 u32Len = Minimum(u32Len, g_usbd_sInfo->gu32HidReportSize[2]);
sahilmgandhi 18:6a4db94011d3 240 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8HidReportDesc[2], u32Len);
sahilmgandhi 18:6a4db94011d3 241 break;
sahilmgandhi 18:6a4db94011d3 242 }
sahilmgandhi 18:6a4db94011d3 243 }
sahilmgandhi 18:6a4db94011d3 244 break;
sahilmgandhi 18:6a4db94011d3 245 }
sahilmgandhi 18:6a4db94011d3 246 // Get String Descriptor
sahilmgandhi 18:6a4db94011d3 247 case DESC_STRING: {
sahilmgandhi 18:6a4db94011d3 248 // Get Language
sahilmgandhi 18:6a4db94011d3 249 if ((gUsbCmd.wValue & 0xff) == 0) {
sahilmgandhi 18:6a4db94011d3 250 u32Len = Minimum(u32Len, 4);
sahilmgandhi 18:6a4db94011d3 251 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8StrLangDesc, u32Len);
sahilmgandhi 18:6a4db94011d3 252 } else {
sahilmgandhi 18:6a4db94011d3 253 // Get String Descriptor
sahilmgandhi 18:6a4db94011d3 254 switch (gUsbCmd.wValue & 0xff) {
sahilmgandhi 18:6a4db94011d3 255 case 1: {
sahilmgandhi 18:6a4db94011d3 256 u32Len = Minimum(u32Len, g_usbd_sInfo->gu8StrVendorDesc[0]);
sahilmgandhi 18:6a4db94011d3 257 if ((u32Len % g_usbd_CtrlMaxPktSize) == 0)
sahilmgandhi 18:6a4db94011d3 258 g_usbd_CtrlZero = 1;
sahilmgandhi 18:6a4db94011d3 259
sahilmgandhi 18:6a4db94011d3 260 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8StrVendorDesc, u32Len);
sahilmgandhi 18:6a4db94011d3 261 break;
sahilmgandhi 18:6a4db94011d3 262 }
sahilmgandhi 18:6a4db94011d3 263 case 2: {
sahilmgandhi 18:6a4db94011d3 264 u32Len = Minimum(u32Len, g_usbd_sInfo->gu8StrProductDesc[0]);
sahilmgandhi 18:6a4db94011d3 265 if ((u32Len % g_usbd_CtrlMaxPktSize) == 0)
sahilmgandhi 18:6a4db94011d3 266 g_usbd_CtrlZero = 1;
sahilmgandhi 18:6a4db94011d3 267
sahilmgandhi 18:6a4db94011d3 268 USBD_PrepareCtrlIn((uint8_t *)g_usbd_sInfo->gu8StrProductDesc, u32Len);
sahilmgandhi 18:6a4db94011d3 269 break;
sahilmgandhi 18:6a4db94011d3 270 }
sahilmgandhi 18:6a4db94011d3 271 default:
sahilmgandhi 18:6a4db94011d3 272 // Not support. Reply STALL.
sahilmgandhi 18:6a4db94011d3 273 USBD_SET_CEP_STATE(USBD_CEPCTL_STALLEN_Msk);
sahilmgandhi 18:6a4db94011d3 274 return 1;
sahilmgandhi 18:6a4db94011d3 275 }
sahilmgandhi 18:6a4db94011d3 276 }
sahilmgandhi 18:6a4db94011d3 277 break;
sahilmgandhi 18:6a4db94011d3 278 }
sahilmgandhi 18:6a4db94011d3 279 default:
sahilmgandhi 18:6a4db94011d3 280 // Not support. Reply STALL.
sahilmgandhi 18:6a4db94011d3 281 USBD_SET_CEP_STATE(USBD_CEPCTL_STALLEN_Msk);
sahilmgandhi 18:6a4db94011d3 282 return 1;
sahilmgandhi 18:6a4db94011d3 283 }
sahilmgandhi 18:6a4db94011d3 284 return 0;
sahilmgandhi 18:6a4db94011d3 285 }
sahilmgandhi 18:6a4db94011d3 286
sahilmgandhi 18:6a4db94011d3 287
sahilmgandhi 18:6a4db94011d3 288 /**
sahilmgandhi 18:6a4db94011d3 289 * @brief Process USB standard request
sahilmgandhi 18:6a4db94011d3 290 *
sahilmgandhi 18:6a4db94011d3 291 * @param[in] None
sahilmgandhi 18:6a4db94011d3 292 *
sahilmgandhi 18:6a4db94011d3 293 * @return None
sahilmgandhi 18:6a4db94011d3 294 *
sahilmgandhi 18:6a4db94011d3 295 * @details This function is used to process USB Standard Request.
sahilmgandhi 18:6a4db94011d3 296 */
sahilmgandhi 18:6a4db94011d3 297 void USBD_StandardRequest(void)
sahilmgandhi 18:6a4db94011d3 298 {
sahilmgandhi 18:6a4db94011d3 299 /* clear global variables for new request */
sahilmgandhi 18:6a4db94011d3 300 g_usbd_CtrlInPointer = 0;
sahilmgandhi 18:6a4db94011d3 301 g_usbd_CtrlInSize = 0;
sahilmgandhi 18:6a4db94011d3 302
sahilmgandhi 18:6a4db94011d3 303 if (gUsbCmd.bmRequestType & 0x80) { /* request data transfer direction */
sahilmgandhi 18:6a4db94011d3 304 // Device to host
sahilmgandhi 18:6a4db94011d3 305 switch (gUsbCmd.bRequest) {
sahilmgandhi 18:6a4db94011d3 306 case USBD_GET_CONFIGURATION: {
sahilmgandhi 18:6a4db94011d3 307 // Return current configuration setting
sahilmgandhi 18:6a4db94011d3 308 USBD_PrepareCtrlIn((uint8_t *)&g_usbd_UsbConfig, 1);
sahilmgandhi 18:6a4db94011d3 309
sahilmgandhi 18:6a4db94011d3 310 USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_INTKIF_Msk);
sahilmgandhi 18:6a4db94011d3 311 USBD_ENABLE_CEP_INT(USBD_CEPINTEN_INTKIEN_Msk);
sahilmgandhi 18:6a4db94011d3 312 break;
sahilmgandhi 18:6a4db94011d3 313 }
sahilmgandhi 18:6a4db94011d3 314 case USBD_GET_DESCRIPTOR: {
sahilmgandhi 18:6a4db94011d3 315 if (!USBD_GetDescriptor()) {
sahilmgandhi 18:6a4db94011d3 316 USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_INTKIF_Msk);
sahilmgandhi 18:6a4db94011d3 317 USBD_ENABLE_CEP_INT(USBD_CEPINTEN_INTKIEN_Msk);
sahilmgandhi 18:6a4db94011d3 318 }
sahilmgandhi 18:6a4db94011d3 319 break;
sahilmgandhi 18:6a4db94011d3 320 }
sahilmgandhi 18:6a4db94011d3 321 case USBD_GET_INTERFACE: {
sahilmgandhi 18:6a4db94011d3 322 // Return current interface setting
sahilmgandhi 18:6a4db94011d3 323 USBD_PrepareCtrlIn((uint8_t *)&g_usbd_UsbAltInterface, 1);
sahilmgandhi 18:6a4db94011d3 324
sahilmgandhi 18:6a4db94011d3 325 USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_INTKIF_Msk);
sahilmgandhi 18:6a4db94011d3 326 USBD_ENABLE_CEP_INT(USBD_CEPINTEN_INTKIEN_Msk);
sahilmgandhi 18:6a4db94011d3 327 break;
sahilmgandhi 18:6a4db94011d3 328 }
sahilmgandhi 18:6a4db94011d3 329 case USBD_GET_STATUS: {
sahilmgandhi 18:6a4db94011d3 330 // Device
sahilmgandhi 18:6a4db94011d3 331 if (gUsbCmd.bmRequestType == 0x80) {
sahilmgandhi 18:6a4db94011d3 332 if (g_usbd_sInfo->gu8ConfigDesc[7] & 0x40)
sahilmgandhi 18:6a4db94011d3 333 g_usbd_buf[0] = 1; // Self-Powered
sahilmgandhi 18:6a4db94011d3 334 else
sahilmgandhi 18:6a4db94011d3 335 g_usbd_buf[0] = 0; // bus-Powered
sahilmgandhi 18:6a4db94011d3 336 }
sahilmgandhi 18:6a4db94011d3 337 // Interface
sahilmgandhi 18:6a4db94011d3 338 else if (gUsbCmd.bmRequestType == 0x81)
sahilmgandhi 18:6a4db94011d3 339 g_usbd_buf[0] = 0;
sahilmgandhi 18:6a4db94011d3 340 // Endpoint
sahilmgandhi 18:6a4db94011d3 341 else if (gUsbCmd.bmRequestType == 0x82) {
sahilmgandhi 18:6a4db94011d3 342 uint8_t ep = gUsbCmd.wIndex & 0xF;
sahilmgandhi 18:6a4db94011d3 343 g_usbd_buf[0] = USBD_GetStall(ep)? 1 : 0;
sahilmgandhi 18:6a4db94011d3 344 }
sahilmgandhi 18:6a4db94011d3 345 g_usbd_buf[1] = 0;
sahilmgandhi 18:6a4db94011d3 346 USBD_PrepareCtrlIn(g_usbd_buf, 2);
sahilmgandhi 18:6a4db94011d3 347 USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_INTKIF_Msk);
sahilmgandhi 18:6a4db94011d3 348 USBD_ENABLE_CEP_INT(USBD_CEPINTEN_INTKIEN_Msk);
sahilmgandhi 18:6a4db94011d3 349 break;
sahilmgandhi 18:6a4db94011d3 350 }
sahilmgandhi 18:6a4db94011d3 351 default: {
sahilmgandhi 18:6a4db94011d3 352 /* Setup error, stall the device */
sahilmgandhi 18:6a4db94011d3 353 USBD_SET_CEP_STATE(USBD_CEPCTL_STALLEN_Msk);
sahilmgandhi 18:6a4db94011d3 354 break;
sahilmgandhi 18:6a4db94011d3 355 }
sahilmgandhi 18:6a4db94011d3 356 }
sahilmgandhi 18:6a4db94011d3 357 } else {
sahilmgandhi 18:6a4db94011d3 358 // Host to device
sahilmgandhi 18:6a4db94011d3 359 switch (gUsbCmd.bRequest) {
sahilmgandhi 18:6a4db94011d3 360 case USBD_CLEAR_FEATURE: {
sahilmgandhi 18:6a4db94011d3 361 /* Status stage */
sahilmgandhi 18:6a4db94011d3 362 USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
sahilmgandhi 18:6a4db94011d3 363 USBD_SET_CEP_STATE(USB_CEPCTL_NAKCLR);
sahilmgandhi 18:6a4db94011d3 364 USBD_ENABLE_CEP_INT(USBD_CEPINTEN_STSDONEIEN_Msk);
sahilmgandhi 18:6a4db94011d3 365 break;
sahilmgandhi 18:6a4db94011d3 366 }
sahilmgandhi 18:6a4db94011d3 367 case USBD_SET_ADDRESS: {
sahilmgandhi 18:6a4db94011d3 368 g_usbd_UsbAddr = (uint8_t)gUsbCmd.wValue;
sahilmgandhi 18:6a4db94011d3 369
sahilmgandhi 18:6a4db94011d3 370 // DATA IN for end of setup
sahilmgandhi 18:6a4db94011d3 371 /* Status Stage */
sahilmgandhi 18:6a4db94011d3 372 USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
sahilmgandhi 18:6a4db94011d3 373 USBD_SET_CEP_STATE(USB_CEPCTL_NAKCLR);
sahilmgandhi 18:6a4db94011d3 374 USBD_ENABLE_CEP_INT(USBD_CEPINTEN_STSDONEIEN_Msk);
sahilmgandhi 18:6a4db94011d3 375 break;
sahilmgandhi 18:6a4db94011d3 376 }
sahilmgandhi 18:6a4db94011d3 377 case USBD_SET_CONFIGURATION: {
sahilmgandhi 18:6a4db94011d3 378 g_usbd_UsbConfig = (uint8_t)gUsbCmd.wValue;
sahilmgandhi 18:6a4db94011d3 379 g_usbd_Configured = 1;
sahilmgandhi 18:6a4db94011d3 380 // DATA IN for end of setup
sahilmgandhi 18:6a4db94011d3 381 /* Status stage */
sahilmgandhi 18:6a4db94011d3 382 USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
sahilmgandhi 18:6a4db94011d3 383 USBD_SET_CEP_STATE(USB_CEPCTL_NAKCLR);
sahilmgandhi 18:6a4db94011d3 384 USBD_ENABLE_CEP_INT(USBD_CEPINTEN_STSDONEIEN_Msk);
sahilmgandhi 18:6a4db94011d3 385 break;
sahilmgandhi 18:6a4db94011d3 386 }
sahilmgandhi 18:6a4db94011d3 387 case USBD_SET_FEATURE: {
sahilmgandhi 18:6a4db94011d3 388 /* Status stage */
sahilmgandhi 18:6a4db94011d3 389 USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
sahilmgandhi 18:6a4db94011d3 390 USBD_SET_CEP_STATE(USB_CEPCTL_NAKCLR);
sahilmgandhi 18:6a4db94011d3 391 USBD_ENABLE_CEP_INT(USBD_CEPINTEN_STSDONEIEN_Msk);
sahilmgandhi 18:6a4db94011d3 392 break;
sahilmgandhi 18:6a4db94011d3 393 }
sahilmgandhi 18:6a4db94011d3 394 case USBD_SET_INTERFACE: {
sahilmgandhi 18:6a4db94011d3 395 g_usbd_UsbAltInterface = (uint8_t)gUsbCmd.wValue;
sahilmgandhi 18:6a4db94011d3 396 if (g_usbd_pfnSetInterface != NULL)
sahilmgandhi 18:6a4db94011d3 397 g_usbd_pfnSetInterface(g_usbd_UsbAltInterface);
sahilmgandhi 18:6a4db94011d3 398 /* Status stage */
sahilmgandhi 18:6a4db94011d3 399 USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
sahilmgandhi 18:6a4db94011d3 400 USBD_SET_CEP_STATE(USB_CEPCTL_NAKCLR);
sahilmgandhi 18:6a4db94011d3 401 USBD_ENABLE_CEP_INT(USBD_CEPINTEN_STSDONEIEN_Msk);
sahilmgandhi 18:6a4db94011d3 402 break;
sahilmgandhi 18:6a4db94011d3 403 }
sahilmgandhi 18:6a4db94011d3 404 default: {
sahilmgandhi 18:6a4db94011d3 405 /* Setup error, stall the device */
sahilmgandhi 18:6a4db94011d3 406 USBD_SET_CEP_STATE(USBD_CEPCTL_STALLEN_Msk);
sahilmgandhi 18:6a4db94011d3 407 break;
sahilmgandhi 18:6a4db94011d3 408 }
sahilmgandhi 18:6a4db94011d3 409 }
sahilmgandhi 18:6a4db94011d3 410 }
sahilmgandhi 18:6a4db94011d3 411 }
sahilmgandhi 18:6a4db94011d3 412
sahilmgandhi 18:6a4db94011d3 413 /**
sahilmgandhi 18:6a4db94011d3 414 * @brief Update Device State
sahilmgandhi 18:6a4db94011d3 415 *
sahilmgandhi 18:6a4db94011d3 416 * @param[in] None
sahilmgandhi 18:6a4db94011d3 417 *
sahilmgandhi 18:6a4db94011d3 418 * @return None
sahilmgandhi 18:6a4db94011d3 419 *
sahilmgandhi 18:6a4db94011d3 420 * @details This function is used to update Device state when Setup packet complete
sahilmgandhi 18:6a4db94011d3 421 */
sahilmgandhi 18:6a4db94011d3 422 void USBD_UpdateDeviceState(void)
sahilmgandhi 18:6a4db94011d3 423 {
sahilmgandhi 18:6a4db94011d3 424 switch (gUsbCmd.bRequest) {
sahilmgandhi 18:6a4db94011d3 425 case USBD_SET_ADDRESS: {
sahilmgandhi 18:6a4db94011d3 426 USBD_SET_ADDR(g_usbd_UsbAddr);
sahilmgandhi 18:6a4db94011d3 427 break;
sahilmgandhi 18:6a4db94011d3 428 }
sahilmgandhi 18:6a4db94011d3 429 case USBD_SET_FEATURE: {
sahilmgandhi 18:6a4db94011d3 430 if(gUsbCmd.wValue == FEATURE_ENDPOINT_HALT)
sahilmgandhi 18:6a4db94011d3 431 USBD_SetStall(gUsbCmd.wIndex & 0xF);
sahilmgandhi 18:6a4db94011d3 432 break;
sahilmgandhi 18:6a4db94011d3 433 }
sahilmgandhi 18:6a4db94011d3 434 case USBD_CLEAR_FEATURE: {
sahilmgandhi 18:6a4db94011d3 435 if(gUsbCmd.wValue == FEATURE_ENDPOINT_HALT)
sahilmgandhi 18:6a4db94011d3 436 USBD_ClearStall(gUsbCmd.wIndex & 0xF);
sahilmgandhi 18:6a4db94011d3 437 break;
sahilmgandhi 18:6a4db94011d3 438 }
sahilmgandhi 18:6a4db94011d3 439 default:
sahilmgandhi 18:6a4db94011d3 440 ;
sahilmgandhi 18:6a4db94011d3 441 }
sahilmgandhi 18:6a4db94011d3 442 }
sahilmgandhi 18:6a4db94011d3 443
sahilmgandhi 18:6a4db94011d3 444
sahilmgandhi 18:6a4db94011d3 445 /**
sahilmgandhi 18:6a4db94011d3 446 * @brief Prepare Control IN transaction
sahilmgandhi 18:6a4db94011d3 447 *
sahilmgandhi 18:6a4db94011d3 448 * @param[in] pu8Buf Control IN data pointer
sahilmgandhi 18:6a4db94011d3 449 * @param[in] u32Size IN transfer size
sahilmgandhi 18:6a4db94011d3 450 *
sahilmgandhi 18:6a4db94011d3 451 * @return None
sahilmgandhi 18:6a4db94011d3 452 *
sahilmgandhi 18:6a4db94011d3 453 * @details This function is used to prepare Control IN transfer
sahilmgandhi 18:6a4db94011d3 454 */
sahilmgandhi 18:6a4db94011d3 455 void USBD_PrepareCtrlIn(uint8_t *pu8Buf, uint32_t u32Size)
sahilmgandhi 18:6a4db94011d3 456 {
sahilmgandhi 18:6a4db94011d3 457 g_usbd_CtrlInPointer = pu8Buf;
sahilmgandhi 18:6a4db94011d3 458 g_usbd_CtrlInSize = u32Size;
sahilmgandhi 18:6a4db94011d3 459 }
sahilmgandhi 18:6a4db94011d3 460
sahilmgandhi 18:6a4db94011d3 461
sahilmgandhi 18:6a4db94011d3 462
sahilmgandhi 18:6a4db94011d3 463 /**
sahilmgandhi 18:6a4db94011d3 464 * @brief Start Control IN transfer
sahilmgandhi 18:6a4db94011d3 465 *
sahilmgandhi 18:6a4db94011d3 466 * @param[in] None
sahilmgandhi 18:6a4db94011d3 467 *
sahilmgandhi 18:6a4db94011d3 468 * @return None
sahilmgandhi 18:6a4db94011d3 469 *
sahilmgandhi 18:6a4db94011d3 470 * @details This function is used to start Control IN
sahilmgandhi 18:6a4db94011d3 471 */
sahilmgandhi 18:6a4db94011d3 472 void USBD_CtrlIn(void)
sahilmgandhi 18:6a4db94011d3 473 {
sahilmgandhi 18:6a4db94011d3 474 int volatile i;
sahilmgandhi 18:6a4db94011d3 475 uint32_t volatile count;
sahilmgandhi 18:6a4db94011d3 476
sahilmgandhi 18:6a4db94011d3 477 // Process remained data
sahilmgandhi 18:6a4db94011d3 478 if(g_usbd_CtrlInSize >= g_usbd_CtrlMaxPktSize) {
sahilmgandhi 18:6a4db94011d3 479 // Data size > MXPLD
sahilmgandhi 18:6a4db94011d3 480 for (i=0; i<(g_usbd_CtrlMaxPktSize >> 2); i++, g_usbd_CtrlInPointer+=4)
sahilmgandhi 18:6a4db94011d3 481 USBD->CEPDAT = *(uint32_t *)g_usbd_CtrlInPointer;
sahilmgandhi 18:6a4db94011d3 482 USBD_START_CEP_IN(g_usbd_CtrlMaxPktSize);
sahilmgandhi 18:6a4db94011d3 483 g_usbd_CtrlInSize -= g_usbd_CtrlMaxPktSize;
sahilmgandhi 18:6a4db94011d3 484 } else {
sahilmgandhi 18:6a4db94011d3 485 // Data size <= MXPLD
sahilmgandhi 18:6a4db94011d3 486 for (i=0; i<(g_usbd_CtrlInSize >> 2); i++, g_usbd_CtrlInPointer+=4)
sahilmgandhi 18:6a4db94011d3 487 USBD->CEPDAT = *(uint32_t *)g_usbd_CtrlInPointer;
sahilmgandhi 18:6a4db94011d3 488
sahilmgandhi 18:6a4db94011d3 489 count = g_usbd_CtrlInSize % 4;
sahilmgandhi 18:6a4db94011d3 490 for (i=0; i<count; i++)
sahilmgandhi 18:6a4db94011d3 491 USBD->CEPDAT_BYTE = *(uint8_t *)(g_usbd_CtrlInPointer + i);
sahilmgandhi 18:6a4db94011d3 492
sahilmgandhi 18:6a4db94011d3 493 USBD_START_CEP_IN(g_usbd_CtrlInSize);
sahilmgandhi 18:6a4db94011d3 494 g_usbd_CtrlInPointer = 0;
sahilmgandhi 18:6a4db94011d3 495 g_usbd_CtrlInSize = 0;
sahilmgandhi 18:6a4db94011d3 496 }
sahilmgandhi 18:6a4db94011d3 497 }
sahilmgandhi 18:6a4db94011d3 498
sahilmgandhi 18:6a4db94011d3 499 /**
sahilmgandhi 18:6a4db94011d3 500 * @brief Start Control OUT transaction
sahilmgandhi 18:6a4db94011d3 501 *
sahilmgandhi 18:6a4db94011d3 502 * @param[in] pu8Buf Control OUT data pointer
sahilmgandhi 18:6a4db94011d3 503 * @param[in] u32Size OUT transfer size
sahilmgandhi 18:6a4db94011d3 504 *
sahilmgandhi 18:6a4db94011d3 505 * @return None
sahilmgandhi 18:6a4db94011d3 506 *
sahilmgandhi 18:6a4db94011d3 507 * @details This function is used to start Control OUT transfer
sahilmgandhi 18:6a4db94011d3 508 */
sahilmgandhi 18:6a4db94011d3 509 void USBD_CtrlOut(uint8_t *pu8Buf, uint32_t u32Size)
sahilmgandhi 18:6a4db94011d3 510 {
sahilmgandhi 18:6a4db94011d3 511 int volatile i;
sahilmgandhi 18:6a4db94011d3 512
sahilmgandhi 18:6a4db94011d3 513 while(1) {
sahilmgandhi 18:6a4db94011d3 514 if (USBD->CEPINTSTS & USBD_CEPINTSTS_RXPKIF_Msk) {
sahilmgandhi 18:6a4db94011d3 515 for (i=0; i<u32Size; i++)
sahilmgandhi 18:6a4db94011d3 516 *(uint8_t *)(pu8Buf + i) = USBD->CEPDAT_BYTE;
sahilmgandhi 18:6a4db94011d3 517 USBD->CEPINTSTS = USBD_CEPINTSTS_RXPKIF_Msk;
sahilmgandhi 18:6a4db94011d3 518 break;
sahilmgandhi 18:6a4db94011d3 519 }
sahilmgandhi 18:6a4db94011d3 520 }
sahilmgandhi 18:6a4db94011d3 521 }
sahilmgandhi 18:6a4db94011d3 522
sahilmgandhi 18:6a4db94011d3 523 /**
sahilmgandhi 18:6a4db94011d3 524 * @brief Clear all software flags
sahilmgandhi 18:6a4db94011d3 525 *
sahilmgandhi 18:6a4db94011d3 526 * @param[in] None
sahilmgandhi 18:6a4db94011d3 527 *
sahilmgandhi 18:6a4db94011d3 528 * @return None
sahilmgandhi 18:6a4db94011d3 529 *
sahilmgandhi 18:6a4db94011d3 530 * @details This function is used to clear all software control flag
sahilmgandhi 18:6a4db94011d3 531 */
sahilmgandhi 18:6a4db94011d3 532 void USBD_SwReset(void)
sahilmgandhi 18:6a4db94011d3 533 {
sahilmgandhi 18:6a4db94011d3 534 // Reset all variables for protocol
sahilmgandhi 18:6a4db94011d3 535 g_usbd_UsbAddr = 0;
sahilmgandhi 18:6a4db94011d3 536 g_usbd_DmaDone = 0;
sahilmgandhi 18:6a4db94011d3 537 g_usbd_ShortPacket = 0;
sahilmgandhi 18:6a4db94011d3 538 g_usbd_Configured = 0;
sahilmgandhi 18:6a4db94011d3 539
sahilmgandhi 18:6a4db94011d3 540 // Reset USB device address
sahilmgandhi 18:6a4db94011d3 541 USBD_SET_ADDR(0);
sahilmgandhi 18:6a4db94011d3 542 }
sahilmgandhi 18:6a4db94011d3 543
sahilmgandhi 18:6a4db94011d3 544 /**
sahilmgandhi 18:6a4db94011d3 545 * @brief USBD Set Vendor Request
sahilmgandhi 18:6a4db94011d3 546 *
sahilmgandhi 18:6a4db94011d3 547 * @param[in] pfnVendorReq Vendor Request Callback Function
sahilmgandhi 18:6a4db94011d3 548 *
sahilmgandhi 18:6a4db94011d3 549 * @return None
sahilmgandhi 18:6a4db94011d3 550 *
sahilmgandhi 18:6a4db94011d3 551 * @details This function is used to set USBD vendor request callback function
sahilmgandhi 18:6a4db94011d3 552 */
sahilmgandhi 18:6a4db94011d3 553 void USBD_SetVendorRequest(VENDOR_REQ pfnVendorReq)
sahilmgandhi 18:6a4db94011d3 554 {
sahilmgandhi 18:6a4db94011d3 555 g_usbd_pfnVendorRequest = pfnVendorReq;
sahilmgandhi 18:6a4db94011d3 556 }
sahilmgandhi 18:6a4db94011d3 557
sahilmgandhi 18:6a4db94011d3 558
sahilmgandhi 18:6a4db94011d3 559 /*@}*/ /* end of group NUC472_442_GPIO_EXPORTED_FUNCTIONS */
sahilmgandhi 18:6a4db94011d3 560
sahilmgandhi 18:6a4db94011d3 561 /*@}*/ /* end of group NUC472_442_GPIO_Driver */
sahilmgandhi 18:6a4db94011d3 562
sahilmgandhi 18:6a4db94011d3 563 /*@}*/ /* end of group NUC472_442_Device_Driver */
sahilmgandhi 18:6a4db94011d3 564
sahilmgandhi 18:6a4db94011d3 565 /*** (C) COPYRIGHT 2013 Nuvoton Technology Corp. ***/