void LED_Toggle (CPU_INT08U led)
{
switch (led) {
case 0:
mPORTAToggleBits((IOPORT_BIT_0 | IOPORT_BIT_1 | IOPORT_BIT_2 | IOPORT_BIT_3 |
IOPORT_BIT_4 | IOPORT_BIT_5 | IOPORT_BIT_6 | IOPORT_BIT_7));
break;
case 1:
mPORTAToggleBits(IOPORT_BIT_0);
break;
case 2:
mPORTAToggleBits(IOPORT_BIT_1);
break;
case 3:
mPORTAToggleBits(IOPORT_BIT_2);
break;
case 4:
mPORTAToggleBits(IOPORT_BIT_3);
break;
case 5:
mPORTAToggleBits(IOPORT_BIT_4);
break;
case 6:
mPORTAToggleBits(IOPORT_BIT_5);
break;
case 7:
mPORTAToggleBits(IOPORT_BIT_6);
break;
case 8:
mPORTAToggleBits(IOPORT_BIT_7);
break;
default:
break;
}
}
int main(void)
{
int i;
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Configure the device for maximum performance but do not change the PBDIV
// Given the options, this function will change the flash wait states, RAM
// wait state and enable prefetch cache but will not change the PBDIV.
// The PBDIV value is already set via the pragma FPBDIV option above..
SYSTEMConfig(SYS_FREQ, SYS_CFG_WAIT_STATES | SYS_CFG_PCACHE);
// Explorer16 LEDs are on lower 8-bits of PORTA and to use all LEDs, JTAG port must be disabled.
mJTAGPortEnable(DEBUG_JTAGPORT_OFF);
// Make all lower 8-bits of PORTA as output. Turn them off before changing
// direction so that we don't have unexpected flashes
mPORTAClearBits(BIT_7 | BIT_6 | BIT_5 | BIT_5 | BIT_4 | \
BIT_3 | BIT_2 | BIT_1 | BIT_0 );
mPORTASetPinsDigitalOut( BIT_7 | BIT_6 | BIT_5 | BIT_5 | BIT_4 | \
BIT_3 | BIT_2 | BIT_1 | BIT_0 );
// Now blink all LEDs ON/OFF forever.
while(1)
{
mPORTAToggleBits(BIT_7 | BIT_6 | BIT_5 | BIT_5 | BIT_4 | \
BIT_3 | BIT_2 | BIT_1 | BIT_0 );
// Insert some delay
i = 1024*1024*10;
while(i--);
}
}
/**
* The first protothread function. A protothread function must always
* return an integer, but must NEVER explicitly return - returning is
* performed inside the protothread statements.
*
* The protothread function is driven by the main loop further down in
* the code.
*/
static PT_THREAD (protothread1(struct pt *pt))
{
// mark beginning of thread
PT_BEGIN(pt);
/* We loop forever here. */
while(1) {
//stop until thread 2 signals
PT_SEM_WAIT(pt, &control_t1);
// put a 2 microsec pulse on the debug pin with amplitude 3
PT_DEBUG_VALUE(3, 2) ;
// toggle a port pin
mPORTAToggleBits(BIT_0);
// tell thread 2 to go
PT_SEM_SIGNAL(pt, &control_t2);
// Allow thread 3 to control blinking
// thru command interface
PT_YIELD_UNTIL(pt, cntl_blink) ;
// This is a locally written macro using timer5 to count millisec
// to program a yield time
PT_YIELD_TIME_msec(wait_t1) ;
// NEVER exit while
} // END WHILE(1)
// mark end the thread
PT_END(pt);
} // thread 1
// UART 2 interrupt handler
// it is set at priority level 2
void __ISR(_UART2_VECTOR, ipl2) IntUart2Handler(void)
{
// Is this an RX interrupt?
if(INTGetFlag(INT_SOURCE_UART_RX(UART2)))
{
// Clear the RX interrupt Flag
INTClearFlag(INT_SOURCE_UART_RX(UART2));
// Code to be executed on RX interrupt:
// Echo what we just received.
PutCharacter(UARTGetDataByte(UART2));
// Toggle LED to indicate UART activity
mPORTAToggleBits(BIT_7);
}
// We don't care about TX interrupt
if ( INTGetFlag(INT_SOURCE_UART_TX(UART2)) )
{
// Clear the TX interrupt Flag
INTClearFlag(INT_SOURCE_UART_TX(UART2));
// Code to be executed on TX interrupt:
}
}
int main(int argc, char** argv) {
mPORTAClearBits(BIT_6); //Clear bits to ensure the LED is off.
mPORTASetPinsDigitalOut(BIT_6); //Set port as output
while(1)
{
//PORTAbits.RA2 = ~PORTAbits.RA2;
mPORTAToggleBits(BIT_6);
delay_millis(100);
}
return (EXIT_SUCCESS);
}
// === Thread 2 ======================================================
//
static PT_THREAD (protothread2(struct pt *pt))
{
PT_BEGIN(pt);
while(1) {
//stop until thread 1 signals
PT_SEM_WAIT(pt, &control_t2);
// put a 5 microsec pulse on the debug pin with amplitude 6
PT_DEBUG_VALUE(6, 5) ;
// toggle a port
mPORTAToggleBits(BIT_1);
// tell thread 1 to go
PT_SEM_SIGNAL(pt, &control_t1);
// NEVER exit while
} // END WHILE(1)
PT_END(pt);
} // thread 2
int
main()
{
SYSTEMConfigPerformance(FCY);
/* JTAG off */
DDPCONbits.JTAGEN = 0;
/* RA0 = 0 */
mPORTAClearBits(BIT_0);
/* RA0 O/P */
mPORTASetPinsDigitalOut(BIT_0);
while(1) {
/* F = 10 Hz */
delay_ms(50);
/* RA0 = ! RA0 */
mPORTAToggleBits(BIT_0);
}
return 0;
}
int main(int argc, char** argv) {
uchar status = 0;
mPORTAClearBits(BIT_6); //Clear bits to ensure the LED is off.
//mPORTASetPinsDigitalOut(BIT_6); //Set port as output
// lets set the digital IO bits for the ethernet module
mPORTASetPinsDigitalOut(BIT_7|BIT_6);
mPORTGSetPinsDigitalOut(BIT_8 | BIT_9 | BIT_14 | BIT_0);
mPORTBSetPinsDigitalOut(0x0000FFFF);
mPORTESetPinsDigitalOut(0x000000FF);
// set the control bits high
mPORTASetBits(BIT_7);
mPORTGSetBits(BIT_8 | BIT_9 | BIT_14);
mPORTGClearBits(BIT_0);
//mPORTGClearBits(BIT_0);
//mPORTGClearBits(0x0000FFFF);
//mPORTEClearBits(0x0000FFFF);
//mPORTAClearBits(0x0000FFFF);
//mPORTBClearBits(0x0000FFFF);
//while(1){}
// lets init the W5100
struct W5100Context_t context;
context.Mode = MR_RST;
context.InterruptMask = 0xFF;
context.RetryTimeValue = 0x0FA0; // 400 ms
context.RetryCount = 1;
context.GateAdd[0] = 10;
context.GateAdd[1] = 1;
context.GateAdd[2] = 1;
context.GateAdd[3] = 3;
context.SHardAdd[0] = 0;
context.SHardAdd[1] = 1;
context.SHardAdd[2] = 2;
context.SHardAdd[3] = 3;
context.SHardAdd[4] = 4;
context.SHardAdd[5] = 5;
context.Subnet[0] = 255;
context.Subnet[1] = 255;
context.Subnet[2] = 255;
context.Subnet[3] = 0;
context.SourceIP[0] = 10;
context.SourceIP[1] = 1;
context.SourceIP[2] = 1;
context.SourceIP[3] = 2;
context.sockets[0].Mem = MEM_2K;
context.sockets[1].Mem = MEM_2K;
context.sockets[2].Mem = MEM_2K;
context.sockets[3].Mem = MEM_2K;
ShortDelay_ms(100);
W5100Init( &context );
W5100ReadData(SHAR0, &status, 1);
W5100ReadData(SHAR1, &status, 1);
W5100ReadData(SHAR2, &status, 1);
W5100ReadData(SHAR3, &status, 1);
W5100ReadData(SHAR4, &status, 1);
W5100ReadData(SHAR5, &status, 1);
EstablishServer(&context);
// lets try a random write
//W5100WriteData(0x001A, 0x07, 1);
//mPORTEWrite(0x07);
while(1)
{
status = W5100PollStatus(&context, 0);
if( status == SOCK_ESTABLISH)
mPORTGSetBits(BIT_0);
else
mPORTGClearBits(BIT_0);
if( status == SOCK_CLOSE_WAIT)
EstablishServer(&context);
//PORTAbits.RA2 = ~PORTAbits.RA2;
mPORTAToggleBits(BIT_6);
ShortDelay(US_TO_CT_TICKS*1000000);
//delay_millis(1000);
}
return (EXIT_SUCCESS);
}