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LED D is on while snoop, when user button is pressed snoop is stopped

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etmatrix 2015-10-25 08:10:17 +01:00
parent 0472d76de4
commit 031311c7ae
1 changed files with 20 additions and 18 deletions
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12
armsrc/hfsnoop.c
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@ -31,7 +31,7 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
{ {
Dbprintf("Skipping first %d sample pairs, Skipping %d triggers.\n", samplesToSkip, triggersToSkip); Dbprintf("Skipping first %d sample pairs, Skipping %d triggers.\n", samplesToSkip, triggersToSkip);
bool trigger_cnt; bool trigger_cnt;
LED_D_OFF(); LED_D_ON();
// Select correct configs // Select correct configs
FpgaDownloadAndGo(FPGA_BITSTREAM_HF); FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
// Set up the synchronous serial port // Set up the synchronous serial port
@ -44,8 +44,9 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
AT91C_BASE_SSC->SSC_RFMR = SSC_FRAME_MODE_BITS_IN_WORD(16); // Setting Frame Mode For better performance on high speed data transfer. AT91C_BASE_SSC->SSC_RFMR = SSC_FRAME_MODE_BITS_IN_WORD(16); // Setting Frame Mode For better performance on high speed data transfer.
trigger_cnt = 0; trigger_cnt = 0;
uint16_t r; uint16_t r = 0;
for(;;) { while(!BUTTON_PRESS()) {
WDT_HIT();
if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) { if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
r = (uint16_t)AT91C_BASE_SSC->SSC_RHR; r = (uint16_t)AT91C_BASE_SSC->SSC_RHR;
if (!(trigger_cnt == triggersToSkip) && ( (r >> 8) >= 240)) if (!(trigger_cnt == triggersToSkip) && ( (r >> 8) >= 240))
@ -56,6 +57,7 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
} }
} }
} }
if(!BUTTON_PRESS()) {
Dbprintf("Trigger kicked! Value: %d, Dumping Samples Hispeed now.", r >> 8); Dbprintf("Trigger kicked! Value: %d, Dumping Samples Hispeed now.", r >> 8);
int waitcount = samplesToSkip; // lets wait 40000 ticks of pck0 int waitcount = samplesToSkip; // lets wait 40000 ticks of pck0
while(waitcount != 0) { while(waitcount != 0) {
@ -64,10 +66,10 @@ void HfSnoop(int samplesToSkip, int triggersToSkip)
} }
} }
// Snooooop!!!
optimizedSnoop(); optimizedSnoop();
}
DbpString("Done."); DbpString("HF Snoop end");
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
LED_D_OFF(); LED_D_OFF();
} }