/*---------------------------------------------------------------------------------------------------------*/
void AutoFlow_FunctionTxTest()
{
uint32_t u32i;
printf("\n");
printf("+-----------------------------------------------------------+\n");
printf("| Pin Configure |\n");
printf("+-----------------------------------------------------------+\n");
printf("| ______ _____ |\n");
printf("| | | | | |\n");
printf("| |Master|--UART1_TXD(PB.3) <==> UART1_RXD(PB.2)--|Slave| |\n");
printf("| | |--UART1_nCTS(PB.4) <==> UART1_nRTS(PB.8)--| | |\n");
printf("| |______| |_____| |\n");
printf("| |\n");
printf("+-----------------------------------------------------------+\n");
printf("\n");
printf("+-----------------------------------------------------------+\n");
printf("| AutoFlow Function Test (Master) |\n");
printf("+-----------------------------------------------------------+\n");
printf("| Description : |\n");
printf("| The sample code needs two boards. One is Master and |\n");
printf("| the other is slave. Master will send 1k bytes data |\n");
printf("| to slave. Slave will check if received data is correct |\n");
printf("| after getting 1k bytes data. |\n");
printf("| Press any key to start... |\n");
printf("+-----------------------------------------------------------+\n");
GetChar();
/* Enable RTS and CTS autoflow control */
UART_EnableFlowCtrl(UART1);
/* Send 1k bytes data */
for(u32i = 0; u32i < RXBUFSIZE; u32i++)
{
/* Send 1 byte data */
UART_WRITE(UART1, u32i & 0xFF);
/* Wait if Tx FIFO is full */
while(UART_IS_TX_FULL(UART1));
}
printf("\n Transmit Done\n");
}
/*---------------------------------------------------------------------------------------------------------*/
void AutoFlow_FunctionRxTest()
{
uint32_t u32i;
printf("\n");
printf("+-----------------------------------------------------------+\n");
printf("| Pin Configure |\n");
printf("+-----------------------------------------------------------+\n");
printf("| ______ _____ |\n");
printf("| | | | | |\n");
printf("| |Master|--UART1_TXD(PB.5) <==> UART1_RXD(PB.4)--|Slave| |\n");
printf("| | |--UART1_nCTS(PB.7) <==> UART1_nRTS(PB.6)--| | |\n");
printf("| |______| |_____| |\n");
printf("| |\n");
printf("+-----------------------------------------------------------+\n");
printf("\n");
printf("+-----------------------------------------------------------+\n");
printf("| AutoFlow Function Test (Slave) |\n");
printf("+-----------------------------------------------------------+\n");
printf("| Description : |\n");
printf("| The sample code needs two boards. One is Master and |\n");
printf("| the other is slave. Master will send 1k bytes data |\n");
printf("| to slave.Slave will check if received data is correct |\n");
printf("| after getting 1k bytes data. |\n");
printf("| Press any key to start... |\n");
printf("+-----------------------------------------------------------+\n");
GetChar();
/* Enable RTS and CTS autoflow control */
UART_EnableFlowCtrl(UART1);
/* Set RTS Trigger Level as 8 bytes */
UART1->FCR &= ~UART_FCR_RTS_TRI_LEV_Msk;
UART1->FCR |= UART_FCR_RTS_TRI_LEV_8BYTES;
/* Set RX Trigger Level as 8 bytes */
UART1->FCR &= ~UART_FCR_RFITL_Msk;
UART1->FCR |= UART_FCR_RFITL_8BYTES;
/* Set Timeout time 0x3E bit-time and time-out counter enable */
UART_SetTimeoutCnt(UART1, 0x3E);
/* Enable RDA\RLS\RTO Interrupt */
UART_EnableInt(UART1, (UART_IER_RDA_IEN_Msk | UART_IER_RLS_IEN_Msk | UART_IER_TOUT_IEN_Msk));
printf("\n Starting to receive data...\n");
/* Wait for receive 1k bytes data */
while(g_i32pointer < RXBUFSIZE);
/* Compare Data */
for(u32i = 0; u32i < RXBUFSIZE; u32i++) {
if(g_u8RecData[u32i] != (u32i & 0xFF)) {
printf("Compare Data Failed\n");
while(1);
}
}
printf("\n Receive OK & Check OK\n");
/* Disable RDA\RLS\RTO Interrupt */
UART_DisableInt(UART1, (UART_IER_RDA_IEN_Msk | UART_IER_RLS_IEN_Msk | UART_IER_TOUT_IEN_Msk));
}
