I am using STM32 VCP library (3.4)
I am sending ASCII Commands on hyper terminal
After some commands I am getting no reply. still I am able to Transmit command through hyper terminal Receive works fine.
Following function used to data transmit.
UserToPMABufferCopy((uint8_t*)(USB_transmitBuffer->text), ENDP1_TXADDR, USB_transmitBuffer->index); SetEPTxCount(ENDP1,USB_transmitBuffer->index); SetEPTxValid(ENDP1);