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Made chip test work with normal V5 board

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This commit is contained in:
ritt
2016-12-01 12:25:02 +01:00
parent 50964d81ca
commit dfe33dc32d
2 changed files with 66 additions and 53 deletions
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software/src/DRS.cpp
+65 -48
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@@ -2692,8 +2692,8 @@ int DRSBoard::SetFrequency(double demand, bool wait)
int triggerEnableSave2 = fTriggerEnable2;
if (fDRSType == 4) {
/* allowed range is 100 MHz to 6 GHz */
if (demand > 6 || demand < 0.1)
/* allowed range is 100 MHz to 8 GHz */
if (demand > 8 || demand < 0.1)
return 0;
if (fBoardType == 6) {
@@ -3036,9 +3036,10 @@ int DRSBoard::RAMTest(int flag)
int DRSBoard::ChipTest()
{
int i, j, t;
double freq, old_freq, min, max, mean, std;
int i, j, tc, n_error, test_board;
double freq, real_freq, max_freq;
float waveform[1024];
int cell_error[9][1024];
Init();
SetChannelConfig(0, 8, 8);
@@ -3047,9 +3048,8 @@ int DRSBoard::ChipTest()
SetDominoActive(1);
SetTranspMode(0);
EnableTrigger(0, 0);
EnableTcal(1, 0);
EnableTcal(0);
SelectClockSource(0);
EnableAcal(1, 0);
/* test 1 GHz */
SetFrequency(1, true);
@@ -3060,18 +3060,40 @@ int DRSBoard::ChipTest()
return 0;
}
/* test up to 6 GHz */
for (freq = 5 ; freq < 6 ; freq += 0.1) {
/* test up to 8 GHz */
for (freq = 5 ; freq < 8 ; freq += 0.1) {
SetFrequency(freq, false);
ReadFrequency(0, &real_freq);
Sleep(10);
if (!(GetStatusReg() & BIT_PLL_LOCKED0)) {
printf("Max. frequency is %1.1lf GHz\n", old_freq);
printf("Maximum sampling frequency is %1.1lf GHz\n", max_freq);
break;
}
ReadFrequency(0, &old_freq);
max_freq = real_freq;
}
memset(cell_error, 0, sizeof(cell_error));
/* check for test board (odd channels connected to voltage source) */
test_board = 1;
EnableAcal(1, 0.5);
SetFrequency(5, true);
Sleep(10);
SoftTrigger();
while (IsBusy());
TransferWaves(0, 8);
tc = GetStopCell(0);
GetWave(0, 8, waveform, false, tc, 0, false);
for (i=j=0 ; i<1024 ; i++)
if (waveform[i] < -100)
j++;
if (j > 800) {
test_board = 0;
printf("Non-test board found, only even channels are tested.\n");
}
/* read and check at 0 calibration voltage */
EnableAcal(1, 0);
SetFrequency(5, true);
Sleep(10);
SoftTrigger();
@@ -3079,17 +3101,20 @@ int DRSBoard::ChipTest()
TransferWaves(0, 8);
for (i=0 ; i<8 ; i++) {
t = GetStopCell(0);
GetWave(0, i, waveform, false, t, 0, false);
tc = GetStopCell(0);
GetWave(0, i, waveform, false, tc, 0, false);
for (j=0 ; j<1024; j++)
if (waveform[j] < -100 || waveform[j] > 100) {
if (j<5) {
/* skip this cells */
} else {
printf("Cell error on channel %d, cell %d: %1.1lf mV instead 0 mV\n", i, j, waveform[j]);
return 0;
printf("Cell error on channel %d, cell %d: %1.1lf mV instead 0 mV\n",
i, (j+tc)%1024, waveform[j]);
cell_error[i][(j+tc)%1024]++;
}
}
if (!test_board)
i++; // only even channels
}
/* read and check at +0.5V calibration voltage */
@@ -3100,17 +3125,20 @@ int DRSBoard::ChipTest()
TransferWaves(0, 8);
for (i=0 ; i<8 ; i++) {
t = GetStopCell(0);
GetWave(0, i, waveform, false, t, 0, false);
tc = GetStopCell(0);
GetWave(0, i, waveform, false, tc, 0, false);
for (j=0 ; j<1024; j++)
if (waveform[j] < 350) {
if (j<5) {
/* skip this cell */
} else {
printf("Cell error on channel %d, cell %d: %1.1lf mV instead 400 mV\n", i, j, waveform[j]);
return 0;
printf("Cell error on channel %d, cell %d: %1.1lf mV instead 400 mV\n",
i, (j+tc)%1024, waveform[j]);
cell_error[i][(j+tc)%1024]++;
}
}
if (!test_board)
i++; // only even channels
}
/* read and check at -0.5V calibration voltage */
@@ -3122,45 +3150,34 @@ int DRSBoard::ChipTest()
TransferWaves(0, 8);
for (i=0 ; i<8 ; i++) {
t = GetStopCell(0);
GetWave(0, i, waveform, false, t, 0, false);
tc = GetStopCell(0);
GetWave(0, i, waveform, false, tc, 0, false);
for (j=0 ; j<1024; j++)
if (waveform[j] > -350) {
if (j<5) {
/* skip this cell */
} else {
printf("Cell error on channel %d, cell %d: %1.1lf mV instead -400mV\n", i, j, waveform[j]);
return 0;
printf("Cell error on channel %d, cell %d: %1.1lf mV instead -400mV\n",
i, (j+tc)%1024, waveform[j]);
cell_error[i][(j+tc)%1024]++;
}
}
if (!test_board)
i++; // only even channels
}
/* check clock channel */
GetWave(0, 8, waveform, false, 0, 0);
min = max = mean = std = 0;
for (j=0 ; j<1024 ; j++) {
if (waveform[j] > max)
max = waveform[j];
if (waveform[j] < min)
min = waveform[j];
mean += waveform[j];
}
mean /= 1024.0;
for (j=0 ; j<1024 ; j++)
std += (waveform[j] - mean) * (waveform[j] - mean);
std = sqrt(std/1024);
if (max - min < 400) {
printf("Error on clock channel amplitude: %1.1lf mV\n", max-min);
return 0;
}
if (std < 100 || std > 300) {
printf("Error on clock channel Std: %1.1lf mV\n", std);
return 0;
}
return 1;
/* count errors */
for (i=n_error=0 ; i<9 ; i++)
for (j=0 ; j<1024 ; j++)
if (cell_error[i][j])
n_error++;
if (n_error)
printf("\n=== Chip has %d cells with errors ===\n", n_error);
else
printf("\n*** Chip test successfully finished ***\n");
return n_error;
}
/*------------------------------------------------------------------*/