void Usart3Put(uint8_t ch)
{
//put char to the buffer
BufferPut(&U3Tx, ch);
//enable Transmit Data Register empty interrupt
USART_ITConfig(USART3, USART_IT_TXE, ENABLE);
}
JNIEXPORT void JNICALL Java_com_aio4c_buffer_Buffer_putLong(JNIEnv* jvm, jobject buffer, jlong l) {
Buffer* _buffer = _GetBuffer(jvm, buffer);
if (!BufferPut(_buffer, &l, sizeof(jlong))) {
_ThrowBufferOverflow(jvm, buffer);
}
}
void USART1_IRQHandler(void)
{
portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
// Code from Original ISR
uint8_t ch;
//if Receive interrupt
if (USART_GetITStatus(USART1, USART_IT_RXNE) != RESET)
{
ch=(uint8_t)USART_ReceiveData(USART1);
//put char to the buffer
BufferPut(&U1Rx, ch);
xSemaphoreGiveFromISR( xSerialHandlerSemaphore, & xHigherPriorityTaskWoken);
}
if (USART_GetITStatus(USART1, USART_IT_TXE) != RESET)
{
if (BufferGet(&U1Tx, &ch) == SUCCESS)//if buffer read
{
USART_SendData(USART1, ch);
}
else//if buffer empty
{
//disable Transmit Data Register empty interrupt
USART_ITConfig(USART1, USART_IT_TXE, DISABLE);
}
}
portEND_SWITCHING_ISR(xHigherPriorityTaskWoken);
}
/**
* @brief This function handles USART1 global interrupt request.
* @param None
* @retval None
*/
void USART1_IRQHandler(void)
{
uint8_t ch;
printf("interrupt \n");
if(USART_GetITStatus(USART1, USART_IT_RXNE) != RESET)
{
/* Read one byte from the receive data register */
ch = USART_ReceiveData(USART1);
//put char to the buffer
BufferPut(&U1Rx, ch);
//printf("\n get new value %d",INSTR); debug purpose
}
}
void comm_put(char d)
{
#ifdef BUFFERED
//put char to the buffer
BufferPut(&U1Tx, d);
//enable Transmit Data Register empty interrupt
USART_ITConfig(USART1, USART_IT_TXE, ENABLE);
#else
USART_SendData(USART1, (uint8_t) d);
//Loop until the end of transmission
while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET)
{
}
#endif
/*
while(USART_GetFlagStatus(g_usart, USART_FLAG_TXE) == RESET) { ; }
USART_SendData(g_usart, (uint16_t)d);*/
}
