/********************************** (C) COPYRIGHT ******************************* * File Name : ch32v30x_usbfs_device.c * Author : WCH * Version : V1.0.0 * Date : 2021/06/06 * Description : This file provides all the USBFS firmware functions. ********************************************************************************* * Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd. * Attention: This software (modified or not) and binary are used for * microcontroller manufactured by Nanjing Qinheng Microelectronics. *******************************************************************************/ #include "ch32v20x_usbfs_device.h" #include "CONFIG.h" #include "peripheral.h" #include "RingMem.h" /* Global define */ /* OTH */ #define pMySetupReqPakHD ((PUSB_SETUP_REQ)EP0_DatabufHD) #define RepDescSize 62 #if DEF_USBD_SPEED == DEF_USBD_SPEED_LOW #define RepDataLoadLen 8 #else #define RepDataLoadLen 64 #endif /******************************************************************************/ /* Endpoint Buffer */ __attribute__((aligned(4))) UINT8 EP0_DatabufHD[64]; //ep0(64) __attribute__((aligned(4))) UINT8 EP1_DatabufHD[64 + 64]; //ep1_out(64)+ep1_in(64) __attribute__((aligned(4))) UINT8 EP2_DatabufHD[64 + 64]; //ep2_out(64)+ep2_in(64) __attribute__((aligned(4))) UINT8 EP3_DatabufHD[64 + 64]; //ep3_out(64)+ep3_in(64) __attribute__((aligned(4))) UINT8 EP4_DatabufHD[64 + 64]; //ep4_out(64)+ep4_in(64) __attribute__((aligned(4))) UINT8 EP5_DatabufHD[64 + 64]; //ep5_out(64)+ep5_in(64) __attribute__((aligned(4))) UINT8 EP6_DatabufHD[64 + 64]; //ep6_out(64)+ep6_in(64) __attribute__((aligned(4))) UINT8 EP7_DatabufHD[64 + 64]; //ep7_out(64)+ep7_in(64) PUINT8 pEP0_RAM_Addr; //ep0(64) PUINT8 pEP1_RAM_Addr; //ep1_out(64)+ep1_in(64) PUINT8 pEP2_RAM_Addr; //ep2_out(64)+ep2_in(64) PUINT8 pEP3_RAM_Addr; //ep3_out(64)+ep3_in(64) PUINT8 pEP4_RAM_Addr; //ep4_out(64)+ep4_in(64) PUINT8 pEP5_RAM_Addr; //ep5_out(64)+ep5_in(64) PUINT8 pEP6_RAM_Addr; //ep6_out(64)+ep6_in(64) PUINT8 pEP7_RAM_Addr; //ep7_out(64)+ep7_in(64) const UINT8 *pDescr; volatile UINT8 USBFS_Dev_SetupReqCode = 0xFF; /* USB2.0 full-speed device setup package command */ volatile UINT16 USBFS_Dev_SetupReqLen = 0x00; /* USB2.0 full-speed device setup package length */ volatile UINT8 USBFS_Dev_SetupReqValueH = 0x00; /* USB2.0 full-speed device setup package value high byte */ volatile UINT8 USBFS_Dev_Config = 0x00; /* USB2.0 full-speed device configuration value */ volatile UINT8 USBFS_Dev_Address = 0x00; /* USB2.0 full-speed device address value */ volatile UINT8 USBFS_Dev_SleepStatus = 0x00; /* USB2.0 full-speed device sleep state */ volatile UINT8 USBFS_Dev_EnumStatus = 0x00; /* USB2.0 full-speed device enumeration status */ volatile UINT8 USBFS_Dev_Endp0_Tog = 0x01; /* USB2.0 Full-speed device endpoint 0 sync flag*/ volatile UINT8 USBFS_Dev_Speed = 0x01; /* USB2.0 Full-speed device speed */ volatile UINT16 USBFS_Endp1_Up_Flag = 0x00; /* USB2.0 full-speed device endpoint 1 data upload status: 0: free; 1: upload; */ volatile UINT8 USBFS_Endp1_Down_Flag = 0x00; /* USB2.0 full-speed device endpoint 1 Pass successful logo */ volatile UINT8 USBFS_Endp1_Down_Len = 0x00; /* USB2.0 full-speed device endpoint 1 download length */ volatile BOOL USBFS_Endp1_T_Tog = 0; /* USB2.0 full speed device endpoint 1 sends tog bit flip */ volatile BOOL USBFS_Endp1_R_Tog = 0; volatile UINT16 USBFS_Endp2_Up_Flag = 0x00; /* USB2.0 full-speed device endpoint 2 Data upload status: 0: free; 1: upload; */ volatile UINT16 USBFS_Endp2_Up_LoadPtr = 0x00; /* USB2.0 full-speed device endpoint 2 Data upload loading offset */ volatile UINT8 USBFS_Endp2_Down_Flag = 0x00; /* USB2.0 full-speed device endpoint 2 download success flag */ volatile BOOL USBFS_Endp2_T_Tog = 0; /* USB2.0 full speed device endpoint 2 sends tog bit flip */ volatile BOOL USBFS_Endp2_R_Tog = 0; volatile UINT32V Endp2_send_seq = 0x00; volatile UINT8 DevConfig; volatile UINT8 SetupReqCode; volatile UINT16 SetupReqLen; /******************************************************************************/ /* Device Descriptor */ const UINT8 MyDevDescrHD[] = { 0x12, 0x01, 0x10, 0x01, 0xFF, 0x00, 0x00, DEF_USBD_UEP0_SIZE, 0x86, 0x1A, 0x23, 0x75, 0x63, 0x02, 0x00, 0x02, 0x00, 0x01}; /* Configration Descriptor */ const UINT8 MyCfgDescrHD[] = { 0x09, 0x02, 0x27, 0x00, 0x01, 0x01, 0x00, 0x80, 0xf0, //Configure descriptor, interface descriptor, endpoint descriptor 0x09, 0x04, 0x00, 0x00, 0x03, 0xff, 0x01, 0x02, 0x00, 0x07, 0x05, 0x82, 0x02, 0x20, 0x00, 0x00, //Bulk upload endpoint 0x07, 0x05, 0x02, 0x02, 0x20, 0x00, 0x00, //Bulk download endpoint 0x07, 0x05, 0x81, 0x03, 0x08, 0x00, 0x01}; /* Language Descriptor */ const UINT8 MyLangDescrHD[] = { 0x04, 0x03, 0x09, 0x04}; /* Manufactor Descriptor */ const UINT8 MyManuInfoHD[] = { 0x0E, 0x03, 'w', 0, 'c', 0, 'h', 0, '.', 0, 'c', 0, 'n', 0}; /* Product Information */ const UINT8 MyProdInfoHD[] = { 0x0C, 0x03, 'C', 0, 'H', 0, '1', 0, '0', 0, 'x', 0}; /* Product descriptor */ const uint8_t StrDesc[28] = { 0x1C, 0x03, 0x55, 0x00, 0x53, 0x00, 0x42, 0x00, 0x32, 0x00, 0x2E, 0x00, 0x30, 0x00, 0x2D, 0x00, 0x53, 0x00, 0x65, 0x00, 0x72, 0x00, 0x69, 0x00, 0x61, 0x00, 0x6C, 0x00}; const uint8_t Return1[2] = {0x31, 0x00}; const uint8_t Return2[2] = {0xC3, 0x00}; const uint8_t Return3[2] = {0x9F, 0xEE}; void USBFS_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast"))); /********************************************************************* * @fn USBDeviceInit * * @brief Initializes USB device. * * @return none */ void USBDeviceInit(void) { USBFSD->BASE_CTRL = 0x00; USBFSD->UEP4_1_MOD = USBFS_UEP4_RX_EN | USBFS_UEP4_TX_EN | USBFS_UEP1_RX_EN | USBFS_UEP1_TX_EN; USBFSD->UEP2_3_MOD = USBFS_UEP2_RX_EN | USBFS_UEP2_TX_EN | USBFS_UEP3_RX_EN | USBFS_UEP3_TX_EN; USBFSD->UEP5_6_MOD = USBFS_UEP5_RX_EN | USBFS_UEP5_TX_EN | USBFS_UEP6_RX_EN | USBFS_UEP6_TX_EN; USBFSD->UEP7_MOD = USBFS_UEP7_RX_EN | USBFS_UEP7_TX_EN; USBFSD->UEP0_DMA = (UINT32)pEP0_RAM_Addr; USBFSD->UEP1_DMA = (UINT32)pEP1_RAM_Addr; USBFSD->UEP2_DMA = (UINT32)pEP2_RAM_Addr; USBFSD->UEP3_DMA = (UINT32)pEP3_RAM_Addr; USBFSD->UEP4_DMA = (UINT32)pEP4_RAM_Addr; USBFSD->UEP5_DMA = (UINT32)pEP5_RAM_Addr; USBFSD->UEP6_DMA = (UINT32)pEP6_RAM_Addr; USBFSD->UEP7_DMA = (UINT32)pEP7_RAM_Addr; USBFSD->UEP0_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP1_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP2_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP3_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP4_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP5_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP6_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP7_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP0_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->UEP1_TX_LEN = RepDataLoadLen; USBFSD->UEP2_TX_LEN = RepDataLoadLen; USBFSD->UEP3_TX_LEN = RepDataLoadLen; USBFSD->UEP4_TX_LEN = RepDataLoadLen; USBFSD->UEP5_TX_LEN = RepDataLoadLen; USBFSD->UEP6_TX_LEN = RepDataLoadLen; USBFSD->UEP7_TX_LEN = RepDataLoadLen; USBFSD->UEP1_TX_CTRL = USBFS_UEP_T_RES_ACK; USBFSD->UEP2_TX_CTRL = USBFS_UEP_T_RES_ACK | USBFS_UEP_AUTO_TOG; USBFSD->UEP3_TX_CTRL = USBFS_UEP_T_RES_ACK | USBFS_UEP_AUTO_TOG; USBFSD->UEP4_TX_CTRL = USBFS_UEP_T_RES_ACK | USBFS_UEP_AUTO_TOG; USBFSD->UEP5_TX_CTRL = USBFS_UEP_T_RES_ACK | USBFS_UEP_AUTO_TOG; USBFSD->UEP6_TX_CTRL = USBFS_UEP_T_RES_ACK | USBFS_UEP_AUTO_TOG; USBFSD->UEP7_TX_CTRL = USBFS_UEP_T_RES_ACK | USBFS_UEP_AUTO_TOG; USBFSD->INT_FG = 0xFF; USBFSD->INT_EN = USBFS_UIE_SUSPEND | USBFS_UIE_BUS_RST | USBFS_UIE_TRANSFER; USBFSD->DEV_ADDR = 0x00; USBFSD->BASE_CTRL = USBFS_UC_DEV_PU_EN | USBFS_UC_INT_BUSY | USBFS_UC_DMA_EN; USBFSD->UDEV_CTRL = USBFS_UD_PD_DIS | USBFS_UD_PORT_EN; } /********************************************************************* * @fn USBFS_RCC_Init * * @brief Initializes the usbfs clock configuration. * * @return none */ void USBFS_RCC_Init( void ) { RCC_ClocksTypeDef RCC_ClocksStatus={0}; RCC_GetClocksFreq(&RCC_ClocksStatus); if( RCC_ClocksStatus.SYSCLK_Frequency == 144000000 ) { RCC_USBCLKConfig( RCC_USBCLKSource_PLLCLK_Div3 ); } else if( RCC_ClocksStatus.SYSCLK_Frequency == 96000000 ) { RCC_USBCLKConfig( RCC_USBCLKSource_PLLCLK_Div2 ); } else if( RCC_ClocksStatus.SYSCLK_Frequency == 48000000 ) { RCC_USBCLKConfig( RCC_USBCLKSource_PLLCLK_Div1 ); } #if defined(CH32V20x_D8W) || defined(CH32V20x_D8) else if ( RCC_ClocksStatus.SYSCLK_Frequency == 240000000 && RCC_USB5PRE_JUDGE() == SET ) { RCC_USBCLKConfig( RCC_USBCLKSource_PLLCLK_Div5 ); } #endif RCC_AHBPeriphClockCmd( RCC_AHBPeriph_USBFS, ENABLE ); } /********************************************************************* * @fn USBFS_Init * * @brief Initializes the USBFS full speed device. * * @return none */ void USBFS_Init(void) { /* Endpoint buffer initialization */ pEP0_RAM_Addr = EP0_DatabufHD; pEP1_RAM_Addr = EP1_DatabufHD; pEP2_RAM_Addr = EP2_DatabufHD; pEP3_RAM_Addr = EP3_DatabufHD; pEP4_RAM_Addr = EP4_DatabufHD; pEP5_RAM_Addr = EP5_DatabufHD; pEP6_RAM_Addr = EP6_DatabufHD; pEP7_RAM_Addr = EP7_DatabufHD; /* Enable USB clock */ USBFS_RCC_Init(); Delay_Us(100); /* USB device initialization */ USBDeviceInit(); /* Enable USB interrupt */ NVIC_EnableIRQ(USBFS_IRQn); } /********************************************************************* * @fn USBFS_IRQHandler * * @brief This function handles HD-FS exception. * * @return none */ void USBFS_IRQHandler(void) { UINT8 len, chtype; UINT8 intflag, errflag = 0; intflag = USBFSD->INT_FG; if(intflag & USBFS_UIF_TRANSFER) { switch(USBFSD->INT_ST & USBFS_UIS_TOKEN_MASK) { /* Setup package processing */ case USBFS_UIS_TOKEN_SETUP: USBFSD->UEP0_TX_CTRL = USBFS_UEP_T_TOG | USBFS_UEP_T_RES_NAK; USBFSD->UEP0_RX_CTRL = USBFS_UEP_R_TOG | USBFS_UEP_R_RES_ACK; SetupReqLen = pSetupReqPakHD->wLength; SetupReqCode = pSetupReqPakHD->bRequest; chtype = pSetupReqPakHD->bRequestType; len = 0; errflag = 0; /* Determine whether the current standard request or other requests */ if((pSetupReqPakHD->bRequestType & USB_REQ_TYP_MASK) != USB_REQ_TYP_STANDARD) { /* Other requests, such as class requests, manufacturer requests, etc. */ if(pSetupReqPakHD->bRequestType == 0xC0) { if(SetupReqCode == 0x5F) { pDescr = Return1; len = sizeof(Return1); } else if(SetupReqCode == 0x95) { if((pSetupReqPakHD->wValue) == 0x18) { pDescr = Return2; len = sizeof(Return2); } else if((pSetupReqPakHD->wValue) == 0x06) { pDescr = Return3; len = sizeof(Return3); } } else { errflag = 0xFF; } } else { len = 0; } } else { /* Processing standard USB request package */ switch(SetupReqCode) { case USB_GET_DESCRIPTOR: { switch(((pSetupReqPakHD->wValue) >> 8)) { case USB_DESCR_TYP_DEVICE: /* Get the device descriptor */ pDescr = MyDevDescrHD; len = MyDevDescrHD[0]; break; case USB_DESCR_TYP_CONFIG: /* Get the configuration descriptor */ pDescr = MyCfgDescrHD; len = MyCfgDescrHD[2]; break; case USB_DESCR_TYP_STRING: /* Get the string descriptor */ switch((pSetupReqPakHD->wValue) & 0xff) { case 0: /* Language string descriptor */ pDescr = MyLangDescrHD; len = MyLangDescrHD[0]; break; case 1: /* USB manufacturer string descriptor */ pDescr = MyManuInfoHD; len = MyManuInfoHD[0]; break; case 2: /* USB product string descriptor */ pDescr = StrDesc; len = StrDesc[0]; break; default: errflag = 0xFF; break; } break; case USB_DESCR_TYP_REPORT: break; case USB_DESCR_TYP_QUALIF: break; case USB_DESCR_TYP_BOS: /* BOS descriptor */ /* USB2.0 device does not support the BOS descriptor */ errflag = 0xFF; break; default: errflag = 0xff; break; } if(SetupReqLen > len) SetupReqLen = len; len = (SetupReqLen >= DEF_USBD_UEP0_SIZE) ? DEF_USBD_UEP0_SIZE : SetupReqLen; memcpy(pEP0_DataBuf, pDescr, len); pDescr += len; } break; case USB_SET_ADDRESS: /* Setting address */ SetupReqLen = (pSetupReqPakHD->wValue) & 0xff; break; case USB_GET_CONFIGURATION: /* Get the configuration value */ pEP0_DataBuf[0] = DevConfig; if(SetupReqLen > 1) SetupReqLen = 1; break; case USB_SET_CONFIGURATION: /* Set the configuration value */ DevConfig = (pSetupReqPakHD->wValue) & 0xff; break; case USB_CLEAR_FEATURE: /* Cleaer feature */ if((pSetupReqPakHD->bRequestType & USB_REQ_RECIP_MASK) == USB_REQ_RECIP_ENDP) { /* Clear endpoint */ switch((pSetupReqPakHD->wIndex) & 0xff) { case 0x82: USBFSD->UEP2_TX_CTRL = (USBFSD->UEP2_TX_CTRL & ~(USBFS_UEP_T_TOG | USBFS_UEP_T_RES_MASK)) | USBFS_UEP_T_RES_NAK; break; case 0x02: USBFSD->UEP2_RX_CTRL = (USBFSD->UEP2_RX_CTRL & ~(USBFS_UEP_R_TOG | USBFS_UEP_R_RES_MASK)) | USBFS_UEP_R_RES_ACK; break; case 0x81: USBFSD->UEP1_TX_CTRL = (USBFSD->UEP1_TX_CTRL & ~(USBFS_UEP_T_TOG | USBFS_UEP_T_RES_MASK)) | USBFS_UEP_T_RES_NAK; break; case 0x01: USBFSD->UEP1_RX_CTRL = (USBFSD->UEP1_RX_CTRL & ~(USBFS_UEP_R_TOG | USBFS_UEP_R_RES_MASK)) | USBFS_UEP_R_RES_ACK; break; default: errflag = 0xFF; break; } } else errflag = 0xFF; break; case USB_SET_FEATURE: /* Set feature */ if((pMySetupReqPakHD->bRequestType & 0x1F) == 0x00) { /* Setting device */ if(pMySetupReqPakHD->wValue == 0x01) { if(MyCfgDescrHD[7] & 0x20) { /* Set wake-up enable flag */ USBFS_Dev_SleepStatus = 0x01; } else { errflag = 0xFF; } } else { errflag = 0xFF; } } else if((pMySetupReqPakHD->bRequestType & 0x1F) == 0x02) { /* Set the endpoint */ if(pMySetupReqPakHD->wValue == 0x00) { /* Set the specified endpoint stall */ switch((pMySetupReqPakHD->wIndex) & 0xff) { case 0x82: /* Set endpoint 2 IN STALL */ USBFSD->UEP2_TX_CTRL = (USBFSD->UEP2_TX_CTRL &= ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_STALL; //USBHS->UEP2_CTRL = ( USBHS->UEP2_CTRL & ~USBHS_EP_T_RES_MASK ) | USBHS_EP_T_RES_STALL; break; case 0x02: /* Set endpoint 2 OUT Stall */ USBFSD->UEP2_RX_CTRL = (USBFSD->UEP2_RX_CTRL &= ~USBFS_UEP_R_RES_MASK) | USBFS_UEP_R_RES_STALL; //USBHS->UEP2_CTRL = ( USBHS->UEP2_CTRL & ~USBHS_EP_R_RES_MASK ) | USBHS_EP_R_RES_STALL; break; case 0x81: /* Set endpoint 1 IN STALL */ USBFSD->UEP1_TX_CTRL = (USBFSD->UEP1_TX_CTRL &= ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_STALL; //USBHS->UEP1_CTRL = ( USBHS->UEP1_CTRL & ~USBHS_EP_T_RES_MASK ) | USBHS_EP_T_RES_STALL; break; case 0x01: /* Set endpoint 1 OUT STALL */ USBFSD->UEP1_RX_CTRL = (USBFSD->UEP1_RX_CTRL &= ~USBFS_UEP_R_RES_MASK) | USBFS_UEP_R_RES_STALL; //USBHS->UEP1_CTRL = ( USBHS->UEP1_CTRL & ~USBHS_EP_R_RES_MASK ) | USBHS_EP_R_RES_STALL; break; default: errflag = 0xFF; break; } } else { errflag = 0xFF; } } else { errflag = 0xFF; } break; case USB_GET_INTERFACE: /* Obtain interface */ pEP0_DataBuf[0] = 0x00; if(SetupReqLen > 1) SetupReqLen = 1; break; case USB_SET_INTERFACE: /* Set interface */ EP0_DatabufHD[0] = 0x00; if(USBFS_Dev_SetupReqLen > 1) { USBFS_Dev_SetupReqLen = 1; } break; case USB_GET_STATUS: /* Reply according to the actual state of the current endpoint */ EP0_DatabufHD[0] = 0x00; EP0_DatabufHD[1] = 0x00; if(pMySetupReqPakHD->wIndex == 0x81) { if((USBFSD->UEP1_TX_CTRL & USBFS_UEP_T_RES_MASK) == USBFS_UEP_T_RES_STALL) { EP0_DatabufHD[0] = 0x01; } } else if(pMySetupReqPakHD->wIndex == 0x01) { if((USBFSD->UEP1_RX_CTRL & USBFS_UEP_R_RES_MASK) == USBFS_UEP_R_RES_STALL) { EP0_DatabufHD[0] = 0x01; } } else if(pMySetupReqPakHD->wIndex == 0x82) { if((USBFSD->UEP2_TX_CTRL & USBFS_UEP_T_RES_MASK) == USBFS_UEP_T_RES_STALL) { EP0_DatabufHD[0] = 0x01; } } else if(pMySetupReqPakHD->wIndex == 0x02) { if((USBFSD->UEP2_RX_CTRL & USBFS_UEP_R_RES_MASK) == USBFS_UEP_R_RES_STALL) { EP0_DatabufHD[0] = 0x01; } } if(USBFS_Dev_SetupReqLen > 2) { USBFS_Dev_SetupReqLen = 2; } break; default: errflag = 0xff; break; } } if(errflag == 0xff) { USBFSD->UEP0_TX_CTRL = USBFS_UEP_T_TOG | USBFS_UEP_T_RES_STALL; USBFSD->UEP0_RX_CTRL = USBFS_UEP_R_TOG | USBFS_UEP_R_RES_STALL; } else { if(chtype & 0x80) { len = (SetupReqLen > DEF_USBD_UEP0_SIZE) ? DEF_USBD_UEP0_SIZE : SetupReqLen; SetupReqLen -= len; } else len = 0; USBFSD->UEP0_TX_LEN = len; USBFSD->UEP0_TX_CTRL = USBFS_UEP_T_TOG | USBFS_UEP_T_RES_ACK; USBFSD->UEP0_RX_CTRL = USBFS_UEP_R_TOG | USBFS_UEP_R_RES_ACK; } break; case USBFS_UIS_TOKEN_IN: switch(USBFSD->INT_ST & (USBFS_UIS_TOKEN_MASK | USBFS_UIS_ENDP_MASK)) { case USBFS_UIS_TOKEN_IN: switch(SetupReqCode) { case USB_GET_DESCRIPTOR: len = SetupReqLen >= DEF_USBD_UEP0_SIZE ? DEF_USBD_UEP0_SIZE : SetupReqLen; memcpy(pEP0_DataBuf, pDescr, len); SetupReqLen -= len; pDescr += len; USBFSD->UEP0_TX_LEN = len; USBFSD->UEP0_TX_CTRL ^= USBFS_UEP_T_TOG; break; case USB_SET_ADDRESS: USBFSD->DEV_ADDR = (USBFSD->DEV_ADDR & USBFS_UDA_GP_BIT) | SetupReqLen; USBFSD->UEP0_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->UEP0_RX_CTRL = USBFS_UEP_R_RES_ACK; break; default: USBFSD->UEP0_TX_LEN = 0; USBFSD->UEP0_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->UEP0_RX_CTRL = USBFS_UEP_R_RES_ACK; break; } break; /* Back to NCK by default */ case USBFS_UIS_TOKEN_IN | 1: USBFSD->UEP1_TX_CTRL ^= USBFS_UEP_T_TOG; USBFSD->UEP1_TX_CTRL = (USBFSD->UEP1_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK; break; case USBFS_UIS_TOKEN_IN | 2: USBFSD->UEP2_TX_CTRL ^= USBFS_UEP_T_TOG; USBFSD->UEP2_TX_CTRL = (USBFSD->UEP2_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK; break; case USBFS_UIS_TOKEN_IN | 3: USBFSD->UEP3_TX_CTRL ^= USBFS_UEP_T_TOG; USBFSD->UEP3_TX_CTRL = (USBFSD->UEP3_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK; break; case USBFS_UIS_TOKEN_IN | 4: USBFSD->UEP4_TX_CTRL ^= USBFS_UEP_T_TOG; USBFSD->UEP4_TX_CTRL = (USBFSD->UEP4_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK; break; case USBFS_UIS_TOKEN_IN | 5: USBFSD->UEP5_TX_CTRL ^= USBFS_UEP_T_TOG; USBFSD->UEP5_TX_CTRL = (USBFSD->UEP5_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK; break; case USBFS_UIS_TOKEN_IN | 6: USBFSD->UEP6_TX_CTRL ^= USBFS_UEP_T_TOG; USBFSD->UEP6_TX_CTRL = (USBFSD->UEP6_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK; break; case USBFS_UIS_TOKEN_IN | 7: USBFSD->UEP7_TX_CTRL ^= USBFS_UEP_T_TOG; USBFSD->UEP7_TX_CTRL = (USBFSD->UEP7_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK; break; default: break; } break; case USBFS_UIS_TOKEN_OUT: switch(USBFSD->INT_ST & (USBFS_UIS_TOKEN_MASK | USBFS_UIS_ENDP_MASK)) { case USBFS_UIS_TOKEN_OUT: len = USBFSD->RX_LEN; break; case USBFS_UIS_TOKEN_OUT | 1: if(USBFSD->INT_ST & USBFS_UIS_TOG_OK) { USBFSD->UEP1_RX_CTRL ^= USBFS_UEP_R_TOG; len = USBFSD->RX_LEN; DevEP1_OUT_Deal(len); } break; case USBFS_UIS_TOKEN_OUT | 2: if(USBFSD->INT_ST & USBFS_UIS_TOG_OK) { USBFSD->UEP2_RX_CTRL ^= USBFS_UEP_R_TOG; len = USBFSD->RX_LEN; DevEP2_OUT_Deal(len); } break; case USBFS_UIS_TOKEN_OUT | 3: if(USBFSD->INT_ST & USBFS_UIS_TOG_OK) { USBFSD->UEP3_RX_CTRL ^= USBFS_UEP_R_TOG; len = USBFSD->RX_LEN; DevEP3_OUT_Deal(len); } break; case USBFS_UIS_TOKEN_OUT | 4: if(USBFSD->INT_ST & USBFS_UIS_TOG_OK) { USBFSD->UEP4_RX_CTRL ^= USBFS_UEP_R_TOG; len = USBFSD->RX_LEN; DevEP4_OUT_Deal(len); } break; case USBFS_UIS_TOKEN_OUT | 5: if(USBFSD->INT_ST & USBFS_UIS_TOG_OK) { USBFSD->UEP5_RX_CTRL ^= USBFS_UEP_R_TOG; len = USBFSD->RX_LEN; DevEP5_OUT_Deal(len); } break; case USBFS_UIS_TOKEN_OUT | 6: if(USBFSD->INT_ST & USBFS_UIS_TOG_OK) { USBFSD->UEP6_RX_CTRL ^= USBFS_UEP_R_TOG; len = USBFSD->RX_LEN; DevEP6_OUT_Deal(len); } break; case USBFS_UIS_TOKEN_OUT | 7: if(USBFSD->INT_ST & USBFS_UIS_TOG_OK) { USBFSD->UEP7_RX_CTRL ^= USBFS_UEP_R_TOG; len = USBFSD->RX_LEN; DevEP7_OUT_Deal(len); } break; } break; default: break; } USBFSD->INT_FG = USBFS_UIF_TRANSFER; } else if(intflag & USBFS_UIF_BUS_RST) { USBFSD->DEV_ADDR = 0; USBFSD->UEP0_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP1_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP2_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP3_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP4_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP5_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP6_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP7_RX_CTRL = USBFS_UEP_R_RES_ACK; USBFSD->UEP0_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->UEP1_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->UEP2_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->UEP3_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->UEP4_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->UEP5_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->UEP6_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->UEP7_TX_CTRL = USBFS_UEP_T_RES_NAK; USBFSD->INT_FG |= USBFS_UIF_BUS_RST; } else if(intflag & USBFS_UIF_SUSPEND) { if(USBFSD->MIS_ST & USBFS_UMS_SUSPEND) { ; } else { ; } USBFSD->INT_FG = USBFS_UIF_SUSPEND; } else { USBFSD->INT_FG = intflag; } } /********************************************************************* * @fn USBSendData * * @brief Send data to the host * * @return none */ uint8_t USBSendData(void) { if(USBFSD->UEP2_TX_CTRL & USBFS_UEP_T_RES_MASK == USBFS_UEP_T_RES_ACK) { return FAILURE; } if(RingMemBLE.CurrentLen > 32) { RingMemRead(&RingMemBLE, pEP2_IN_DataBuf, 32); DevEP2_IN_Deal(32); } else { uint8_t len = RingMemBLE.CurrentLen; RingMemRead(&RingMemBLE, pEP2_IN_DataBuf, len); DevEP2_IN_Deal(len); } return SUCCESS; } /********************************************************************* * @fn DevEP1_IN_Deal * * @brief Device endpoint1 IN. * * @param l - IN length(<64B) * * @return none */ void DevEP1_IN_Deal(UINT8 l) { USBFSD->UEP1_TX_LEN = l; USBFSD->UEP1_TX_CTRL = (USBFSD->UEP1_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK; } /********************************************************************* * @fn DevEP2_IN_Deal * * @brief Device endpoint2 IN. * * @param l - IN length(<64B) * * @return none */ void DevEP2_IN_Deal(UINT8 l) { USBFSD->UEP2_TX_LEN = l; USBFSD->UEP2_TX_CTRL = (USBFSD->UEP2_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK; } /********************************************************************* * @fn DevEP3_IN_Deal * * @brief Device endpoint3 IN. * * @param l - IN length(<64B) * * @return none */ void DevEP3_IN_Deal(UINT8 l) { USBFSD->UEP3_TX_LEN = l; USBFSD->UEP3_TX_CTRL = (USBFSD->UEP3_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK; } /********************************************************************* * @fn DevEP4_IN_Deal * * @brief Device endpoint4 IN. * * @param l - IN length(<64B) * * @return none */ void DevEP4_IN_Deal(UINT8 l) { USBFSD->UEP4_TX_LEN = l; USBFSD->UEP4_TX_CTRL = (USBFSD->UEP4_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK; } /********************************************************************* * @fn DevEP5_IN_Deal * * @brief Device endpoint5 IN. * * @param l - IN length(<64B) * * @return none */ void DevEP5_IN_Deal(UINT8 l) { USBFSD->UEP5_TX_LEN = l; USBFSD->UEP5_TX_CTRL = (USBFSD->UEP5_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK; } /********************************************************************* * @fn DevEP6_IN_Deal * * @brief Device endpoint6 IN. * * @param l - IN length(<64B) * * @return none */ void DevEP6_IN_Deal(UINT8 l) { USBFSD->UEP6_TX_LEN = l; USBFSD->UEP6_TX_CTRL = (USBFSD->UEP6_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK; } /********************************************************************* * @fn DevEP7_IN_Deal * * @brief Device endpoint7 IN. * * @param l - IN length(<64B) * * @return none */ void DevEP7_IN_Deal(UINT8 l) { USBFSD->UEP7_TX_LEN = l; USBFSD->UEP7_TX_CTRL = (USBFSD->UEP7_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK; } /********************************************************************* * @fn DevEP1_OUT_Deal * * @brief Deal device Endpoint 1 OUT. * * @param l - Data length. * * @return none */ void DevEP1_OUT_Deal(UINT8 l) { } /********************************************************************* * @fn DevEP2_OUT_Deal * * @brief Deal device Endpoint 2 OUT. * * @param l - Data length. * * @return none */ void DevEP2_OUT_Deal(UINT8 l) { if(RingMemWrite(&RingMemUSB, pEP2_OUT_DataBuf, l) != SUCCESS) { PRINT("RingMemBLE ERR \n"); } tmos_set_event(Peripheral_TaskID, SBP_PROCESS_USBDATA_EVT); } /********************************************************************* * @fn DevEP3_OUT_Deal * * @brief Deal device Endpoint 3 OUT. * * @param l - Data length. * * @return none */ void DevEP3_OUT_Deal(UINT8 l) { } /********************************************************************* * @fn DevEP4_OUT_Deal * * @brief Deal device Endpoint 4 OUT. * * @param l - Data length. * * @return none */ void DevEP4_OUT_Deal(UINT8 l) { } /********************************************************************* * @fn DevEP5_OUT_Deal * * @brief Deal device Endpoint 5 OUT. * * @param l - Data length. * * @return none */ void DevEP5_OUT_Deal(UINT8 l) { } /********************************************************************* * @fn DevEP6_OUT_Deal * * @brief Deal device Endpoint 6 OUT. * * @param l - Data length. * * @return none */ void DevEP6_OUT_Deal(UINT8 l) { } /********************************************************************* * @fn DevEP7_OUT_Deal * * @brief Deal device Endpoint 7 OUT. * * @param l - Data length. * * @return none */ void DevEP7_OUT_Deal(UINT8 l) { }