841 #define PCD_CALC_BLK32(pdwReg, wCount, wNBlocks) \  argument
848     *(pdwReg) |= (uint16_t)(((wNBlocks) << 10) | USB_CNTRX_BLSIZE); \
851 #define PCD_CALC_BLK2(pdwReg, wCount, wNBlocks) \  argument
858     *(pdwReg) |= (uint16_t)((wNBlocks) << 10); \
861 #define PCD_SET_EP_CNT_RX_REG(pdwReg, wCount) \  argument
865     *(pdwReg) &= 0x3FFU; \
869       *(pdwReg) |= USB_CNTRX_BLSIZE; \
873       PCD_CALC_BLK2((pdwReg), (wCount), wNBlocks); \
877       PCD_CALC_BLK32((pdwReg), (wCount), wNBlocks); \
884     __IO uint16_t *pdwReg; \
887 …pdwReg = (__IO uint16_t *)(_wRegBase + 0x400U + ((((uint32_t)(bEpNum) * 8U) + 2U) * PMA_ACCESS)); \
888     PCD_SET_EP_CNT_RX_REG(pdwReg, (wCount)); \