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Matthias
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/* ---------------------------------------------------------------------------
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* testuart2.c (c) 2008 Micro-key bv
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* ---------------------------------------------------------------------------
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* Micro-key bv
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* Industrieweg 28, 9804 TG Noordhorn
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* Postbus 92, 9800 AB Zuidhorn
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* The Netherlands
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* Tel: +31 594 503020
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* Fax: +31 594 505825
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* Email: support@microkey.nl
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* Web: www.microkey.nl
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* ---------------------------------------------------------------------------
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* Description:
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* Contains BUS System Test Functions
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* ---------------------------------------------------------------------------
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* Version(s): 0.1, Mar 10, 2008, MMi
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* Creation.
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* ---------------------------------------------------------------------------
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*/
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/* APPLICATION NOTE FOR BUS TEST!!!!
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*
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* THIS TEST ONLY WILL WORK IF DEVICE IS RUNNING IN A SINGLE MODE. IF DEVICE
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* IS INITIALIZED WITH BUS PROTOCOL (ANYWAY IF MASTER OR SLAVE), THIS TEST
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* WILL CAUSE THE HARDWARE TO CRASH
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*/
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/* ---------------------------------------------------------------------------
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* System include files
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* ---------------------------------------------------------------------------
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*/
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#include "lpc23xx.h"
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#include "types.h"
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#include "FreeRTOS.h"
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#include "task.h"
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/* ---------------------------------------------------------------------------
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* Application include files
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* ---------------------------------------------------------------------------
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*/
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#include "testBUS.h"
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#include "bus.h"
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#include "uart2.h"
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#include "uart3.h"
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#include "SerOut.h"
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#include "taskfunctions.h"
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#include "ledfunctions.h"
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/* ---------------------------------------------------------------------------
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* Local constant and macro definitions
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* ---------------------------------------------------------------------------
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*/
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/* ---------------------------------------------------------------------------
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* Global variable definitions
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* ---------------------------------------------------------------------------
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*/
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/* ---------------------------------------------------------------------------
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* Local variable definitions
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* ---------------------------------------------------------------------------
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*/
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char BUS1Buffer[20] = " 'BUSTEST first' "; /* first Teststring */
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char BUS2Buffer[20] = " 'BUSTEST second' "; /* second Teststring */
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/* ---------------------------------------------------------------------------
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* Local function definitions
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* ---------------------------------------------------------------------------
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*/
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extern void onUart2TxFinished();
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extern void onUart3TxFinished();
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BOOLEAN testbusStart(void)
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{
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/*Local Variable Declaration */
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BOOLEAN BUSTestResult = FALSE;
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BOOLEAN BUSTest11 = FALSE;
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BOOLEAN BUSTest12 = FALSE;
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BOOLEAN BUSTest21 = FALSE;
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BOOLEAN BUSTest22 = FALSE;
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BOOLEAN receive;
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UINT8 buffer;
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BUSTest11 = DoBUS1Test(); /* Test Bus1 */
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BUSTest12 = DoBUS2Test(); /* Test Bus2 */
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sendString (SerOutPort, TRUE, noteMessage, /* Send Text notification */
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NewLine, "\tSWITCH BUS CONNECTOR AND PRESS ENTER", NewLine);
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do /* do-while loop for String input */
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{
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receive = serGet(SerOutPort, &buffer);
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} while (buffer != 13); /*Read input until ENTER-Key */
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BUSTest21 = DoBUS1Test(); /* Test Bus1 */
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BUSTest22 = DoBUS2Test(); /* Test Bus2 */
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if ((BUSTest11 == TRUE) && (BUSTest12 == TRUE)
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&&(BUSTest21 == TRUE) && (BUSTest22 == TRUE))
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{ /* If both Bustests passed */
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BUSTestResult = TRUE; /* set Test Result to TRUE */
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}
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return BUSTestResult; /* Return Test Result */
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}
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BOOLEAN DoBUS1Test (void)
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{
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/* Local Variable Declaration */
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BOOLEAN Uart2TestResult = TRUE;
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UINT16 B1received_int = 0;
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UINT16 B1send_int = 0;
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UINT8 B1receiveBuffer[50];
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sendString (SerOutPort, TRUE, testMessage,
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"\tWrite String ", BUS1Buffer, " on BUS1... ");
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busWrite ( BUS1, sizeof (BUS1Buffer), (UINT8 *) BUS1Buffer);
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/* Send Teststring on Bus1 */
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vTaskDelay (500); /* Wait to InputRegister to be ready*/
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B1send_int = sizeof (BUS1Buffer); /* calculate Length of Teststring */
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B1received_int = busRead (BUS2, (UINT8 *)B1receiveBuffer);
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/* Read Teststring on Bus2 */
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sendString (SerOutPort, TRUE, testMessage,
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"\tRead ", (char *) B1receiveBuffer, " on BUS2");
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/* Message out received String */
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if (B1send_int != B1received_int) /* If received String is a fault */
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{
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Uart2TestResult = FALSE; /* Set Bus1 TestResult to FALSE */
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}
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return Uart2TestResult; /* Return Test Result */
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}
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BOOLEAN DoBUS2Test (void)
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{
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/* See "DoBUS1Test" for comments */
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BOOLEAN Uart3TestResult = TRUE;
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UINT16 B2received_int = 0;
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UINT16 B2send_int = 0;
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UINT8 B2receiveBuffer[50];
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sendString (SerOutPort, TRUE, testMessage,
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"\tWrite String ", BUS2Buffer, " on BUS2... ");
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busWrite ( BUS2, sizeof (BUS2Buffer), (UINT8 *) BUS2Buffer);
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vTaskDelay( 500 );
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B2send_int = sizeof (BUS2Buffer);
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B2received_int = busRead (BUS1, (UINT8 *)B2receiveBuffer);
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sendString (SerOutPort, TRUE, testMessage,
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"\tRead ", (char *) B2receiveBuffer, " on BUS1");
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if (B2send_int != B2received_int)
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{
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Uart3TestResult = FALSE;
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}
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return Uart3TestResult;
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}
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BOOLEAN Uart2LoopBackTest (void)
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{
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/* UART2 is in LoopBack by forcing it to receive its own Transmission */
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FIO4CLR |= (1 << 1); /* Enable Receiver */
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FIO4SET |= (1 << 0); /* Enable Transmitter */
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/* Local Variable Declaration */
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BOOLEAN Result = TRUE; /* LoopBack Test Result */
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char EBBuffer[10] = "placed"; /* Teststring */
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UINT16 EBsend_int = 0;
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UINT16 EBreceived_int = 0;
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UINT8 EBreceiveBuffer[10];
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uart2Write( (char *)EBBuffer, sizeof(EBBuffer)); /* Write Teststring */
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EBsend_int = sizeof (EBBuffer); /* Calculate Length */
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vTaskDelay (500); /* Wait to InputRegister to be ready*/
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EBreceived_int = busRead (BUS2, (UINT8 *)EBreceiveBuffer);
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/* Read/Delete received String */
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EBreceived_int = busRead (BUS1, (UINT8 *)EBreceiveBuffer);
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/* Read/Delete received String */
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if (EBsend_int != EBreceived_int) /* If received String is a fault */
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{
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Result = FALSE; /* Set Result to FALSE */
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}
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onUart2TxFinished(); /* Switch back to receive Mode */
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return Result; /* Return Result */
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}
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BOOLEAN Uart3LoopBackTest (void)
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{
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/* UART3 is in LoopBack by forcing it to receive its own Transmission */
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FIO4CLR |= (1 << 3); /* Enable Receiver */
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FIO4SET |= (1 << 2); /* Enable Transmitter */
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BOOLEAN Result = TRUE;
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char EBBuffer[10] = "placed";
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UINT16 EBsend_int = 0;
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UINT16 EBreceived_int = 0;
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UINT8 EBreceiveBuffer[10];
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uart3Write( (char *)EBBuffer, sizeof(EBBuffer));
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EBsend_int = sizeof (EBBuffer);
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vTaskDelay (500);
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EBreceived_int = busRead (BUS1, (UINT8 *)EBreceiveBuffer);
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EBreceived_int = busRead (BUS2, (UINT8 *)EBreceiveBuffer);
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if (EBsend_int != EBreceived_int)
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{
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Result = FALSE;
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}
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onUart3TxFinished();
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return Result;
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}
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