def main():
parser = argparse.ArgumentParser(prog="set_dac",
description="Set a DAC output channel")
parser.add_argument(
"-d",
"--dac_num",
type=int,
help="Which DAC to set",
choices=[0, 1],
required=True,
)
parser.add_argument(
"-c",
"--channel",
type=str,
help="Which channel to set",
choices=["a", "b", "all"],
required=True,
)
parser.add_argument("-v",
"--value",
type=int,
help="DAC value to set",
required=True)
# Setup arguments
args = parser.parse_args()
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
zed.set_dac(args.dac_num, args.channel, args.value)
def main():
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
chan = int(sys.argv[1])
pattern = sys.argv[2]
print("Resetting waveform buffers and adc...")
zed.fpga_write("buf_rst", 0xFFFF)
zed.fpga_write("buf_rst", 0x0)
zed.init_adcs()
time.sleep(0.1)
print(f"setting {pattern} test pattern")
if pattern == "deskew":
print("Setting deskew")
zed.set_deskew_pattern(chan)
pattern = "custom"
elif pattern not in zed.adc_data["test_patterns"]:
try:
zed.set_custom_pattern(chan, int(pattern))
pattern = "custom"
except ValueError:
pass
if pattern != "none":
zed.set_adc_test_pattern(chan, pattern)
print("Configuring test conf")
zed.fpga_write(f"test_conf[{chan}]", test_conf)
zed.fpga_write("buf_reader_dpram_mode", 1)
print("Sending software triggers")
zed.fpga_write("sw_trig", 1 << chan)
print("Enabling reader")
zed.fpga_write("buf_reader_enable", 0x1)
while True:
wfm = zed.read_waveform()
if wfm is None:
break
chan = wfm["chan_num"]
evt_len = wfm["evt_len"]
wfm_ltc = wfm["ltc"]
print(f'chan {chan} adc_samples: {wfm["samples"][:16]}')
# look at bit pairs
for pair_ind in range(6):
pair_vals = (wfm["samples"] >> (2 * pair_ind)) & 0x3
print(f"pair {pair_ind}: {pair_vals[:16]}")
# print sample mean to help with testing
print(f'sample mean = {np.average(wfm["samples"]):.2f}')
print("disabling reader...")
zed.fpga_write("buf_reader_enable", 0x0)
def main():
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
success = True
for pat in 0x5A, 0xA5:
for dig_num in 0, 1:
print(f"Resetting dig {dig_num}")
zed.sw_reset(dig_num=dig_num)
mod_pat = get_mod_pat(pat, dig_num)
print(f"Writing 0x{mod_pat:02x} to scratch reg of dig {dig_num}")
zed.adc_write(dig_num=dig_num, adr=0x3F, data=mod_pat)
for dig_num in 0, 1:
mod_pat = get_mod_pat(pat, dig_num)
read_back = zed.adc_read(dig_num=dig_num, adr=0x3F)
print(f"read back: 0x{read_back:02x} from dig {dig_num}")
success &= read_back == mod_pat
if success:
print("Success! Everything works")
else:
print("Failure. Something didn't work.")
def main():
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
print("Resetting waveform buffers and adc...")
zed.fpga_write("buf_rst", 0xFFFF)
zed.fpga_write("buf_rst", 0x0)
zed.init_adcs()
time.sleep(0.1)
for chan in 0, 1:
print(f"Setting deskew pattern for chan {chan}")
zed.set_deskew_pattern(chan)
zed.set_adc_test_pattern(chan, "custom")
print(f"Configuring test conf for chan {chan}")
zed.fpga_write(f"test_conf[{chan}]", test_conf)
print(f"Resetting io & delay for chan {chan}")
zed.fpga_write(f"dig_io_reset[{chan}]", 1)
zed.fpga_write(f"dig_delay_reset[{chan}]", 1)
zed.fpga_write(f"dig_io_reset[{chan}]", 0)
zed.fpga_write(f"dig_delay_reset[{chan}]", 0)
zed.fpga_write("buf_reader_dpram_mode", 1)
print("Enabling reader")
zed.fpga_write("buf_reader_enable", 0x1)
# results for each channel
scan_results = [{}, {}]
for _ in range(32):
zed.fpga_write("sw_trig", 0x3)
wfms = (zed.read_waveform(), zed.read_waveform())
if None in wfms:
raise RuntimeError("Failed to read a waveform from both channels!")
for wfm in wfms:
chan = wfm["chan_num"]
delay = zed.fpga_read(f"dig_delay_tapout_low[{chan}]") & 0x1F
# scan_results[chan][delay] = check_toggle_wfm(wfm)
scan_results[chan][delay] = check_deskew_wfm(wfm)
# inc delay
zed.fpga_write(f"dig_io_ctrl[{chan}]", 0x3)
print("disabling reader...")
zed.fpga_write("buf_reader_enable", 0x0)
for chan in 0, 1:
print(f"Channel {chan} results:")
print_delay_scan_result(scan_results[chan])
best_delay = get_best_delay(scan_results[chan])
print(f"setting delay for channel {chan} to {best_delay}")
set_delay(zed, chan, best_delay)
print(f"Chan {chan} delay readback: {read_all_delays(zed, chan)}")
if chan == 0:
print("-----")
def main():
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
print("Resetting waveform buffers...")
zed.fpga_write("buf_rst", 0xFFFF)
zed.fpga_write("buf_rst", 0x0)
time.sleep(0.1)
print("Configuring test conf")
for chan in 0, 1:
zed.fpga_write(f"test_conf[{chan}]", test_conf)
zed.fpga_write("buf_reader_dpram_mode", 1)
print_wfm_count(zed)
print("Sending software triggers")
zed.fpga_write("sw_trig", 0x3)
print_wfm_count(zed)
print("Enabling reader")
ltc = None
zed.fpga_write("buf_reader_enable", 0x1)
while True:
wfm = zed.read_waveform()
if wfm is None:
break
chan = wfm["chan_num"]
evt_len = wfm["evt_len"]
wfm_ltc = wfm["ltc"]
if ltc is None:
ltc = wfm_ltc
try:
check_wfm(wfm, ltc)
except:
print("Failed wfm!")
print(wfm)
raise
print(f'chan {chan} adc_samples: {wfm["samples"][:5]}')
print_wfm_count(zed)
print("disabling reader...")
zed.fpga_write("buf_reader_enable", 0x0)
def main():
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
print("Resetting waveform buffers...")
zed.fpga_write("buf_rst", 0xFFFF)
zed.fpga_write("buf_rst", 0x0)
zed.fpga_write("buf_reader_dpram_mode", 1)
print("Configuring test conf")
for chan in 0, 1:
zed.fpga_write(f"test_conf[{chan}]", test_conf)
print("Causing buffer overflow...")
while zed.fpga_read("buf_overflow") != 0x3:
zed.fpga_write("sw_trig", 0x3)
print_wfm_count(zed)
print("Enabling reader")
zed.fpga_write("buf_reader_enable", 0x1)
print("draining buffers...")
counter = 0
start = time.time()
samp_acc = 0
while True:
wfm = zed.read_waveform()
if wfm is None:
break
samp_acc += len(wfm["samples"])
counter = counter + 1
if counter % 100 == 0:
print_wfm_count(zed)
delta = time.time() - start
print(counter)
print_wfm_count(zed)
print(f"Read {samp_acc} samples in {delta:.2f} seconds")
data_rate = 16 * samp_acc / delta / 1e6
print(f"Data rate: {data_rate:3f} Mbit/s with test_conf of {test_conf}")
print("disabling reader...")
zed.fpga_write("buf_reader_enable", 0x0)
def main():
if len(sys.argv) < 3:
print("Usage: fpga_brd.py <start_adr> <read_len>")
return 0
start_adr = sys.argv[1]
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
n_to_read = int(sys.argv[2])
read_data = zed.fpga_read(start_adr, read_len=n_to_read)
if n_to_read == 1:
read_data = [read_data]
for word in read_data:
print(hex(word))
def main():
if len(sys.argv) == 1:
print_register_map()
return 0
adr = sys.argv[1]
if len(sys.argv) >= 3:
data = sys.argv[2]
else:
data = None
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
if data is not None:
zed.fpga_write(adr, data)
print(hex(zed.fpga_read(adr)))
def main():
if len(sys.argv) == 1:
print_register_map()
return 0
dig_num = int(sys.argv[1])
adr = sys.argv[2]
if len(sys.argv) >= 4:
data = sys.argv[3]
else:
data = None
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
if data is not None:
zed.adc_write(dig_num, adr, data)
print(hex(zed.adc_read(dig_num, adr)))
def main():
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
if len(sys.argv) == 2:
test_conf = int(sys.argv[1])
else:
test_conf = default_test_conf
print("Resetting waveform buffers and adc...")
zed.fpga_write("buf_rst", 0xFFFF)
zed.fpga_write("buf_rst", 0x0)
zed.init_adcs()
time.sleep(0.1)
print("Configuring test conf")
for chan in 0, 1:
zed.fpga_write(f"test_conf[{chan}]", test_conf)
zed.fpga_write("buf_reader_dpram_mode", 1)
print("Sending software triggers")
zed.fpga_write("sw_trig", 0x3)
print("Enabling reader")
zed.fpga_write("buf_reader_enable", 0x1)
wfms = (zed.read_waveform(), zed.read_waveform())
if None in wfms:
raise RuntimeError("Failed to read a waveform from both channels!")
print("disabling reader...")
zed.fpga_write("buf_reader_enable", 0x0)
wfms = order_wfms(wfms)
# quick plotting test
fig, axes = plt.subplots(ncols=2, nrows=3, figsize=(12.0, 12.0))
plt.subplots_adjust(hspace=0.3)
make_plots(wfms, axes)
plt.show()
def main():
if len(sys.argv) < 3:
print("Usage: bwr_from_file.py <start_adr> <file_name>")
return 0
start_adr = sys.argv[1]
h_data = read_file(sys.argv[2])
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
zed.fpga_burst_write(start_adr, h_data)
time.sleep(0.001)
n_to_read = len(h_data) // 4
read_data = zed.fpga_read(start_adr, read_len=n_to_read)
for word in read_data:
print(f"0x{word:4x}")
def main():
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
print("Resetting waveform buffers...")
zed.fpga_write("buf_rst", 0xFFFF)
zed.fpga_write("buf_rst", 0x0)
time.sleep(0.1)
print("Configuring trigger settings")
for chan in (0, 1):
zed.fpga_write(f"pre_conf[{chan}]", pre_conf)
zed.fpga_write(f"post_conf[{chan}]", post_conf)
zed.fpga_write(f"trig_mode[{chan}]", 1)
zed.fpga_write(f"trig_threshold[{chan}]", thresh_val)
zed.fpga_write("buf_reader_dpram_mode", 1)
print("Arming triggers")
zed.fpga_write("trig_arm", 0x3)
print("Armed readback:")
print(zed.fpga_read("trig_armed"))
print_wfm_count(zed)
print("Enabling triggers")
for chan in 0, 1:
zed.fpga_write(f"trig_settings[{chan}]", 0x9)
print("Armed readback:")
print(zed.fpga_read("trig_armed"))
print_wfm_count(zed)
print("Enabling reader")
zed.fpga_write("buf_reader_enable", 0x1)
while True:
wfm = zed.read_waveform()
if wfm is None:
break
chan = wfm["chan_num"]
evt_len = wfm["evt_len"]
wfm_ltc = wfm["ltc"]
try:
check_wfm(wfm)
except:
print("Failed wfm!")
print(wfm)
raise
print(f'chan {chan} adc_samples: {wfm["samples"][:5]}')
tot_index = np.argwhere(wfm["tot"] == 1)[0][0]
print(f"chan {chan} tot index: {tot_index}")
print_wfm_count(zed)
print("disabling triggers...")
for chan in 0, 1:
zed.fpga_write(f"trig_settings[{chan}]", 0x0)
zed.fpga_write(f"trig_mode[{chan}]", 0x0)
zed.fpga_write(f"trig_threshold[{chan}]", 0x0)
print("disabling reader...")
zed.fpga_write("buf_reader_enable", 0x0)
def main():
zed = wdcZedboard(dev_path=read_dev_path("./conf/uart_path.txt"))
io_rst_state = 0
for chan in 0, 1:
io_rst_state |= zed.fpga_read(f"dig_io_reset[{chan}]")
if io_rst_state == 1:
raise RuntimeError("ADC IO is in reset! "
"Either manually enable both ADC IO modules "
"or run the delay_scan script.")
print("Resetting waveform buffers and adc...")
zed.fpga_write("buf_rst", 0xFFFF)
zed.fpga_write("buf_rst", 0x0)
zed.init_adcs()
time.sleep(0.1)
for chan in 0, 1:
print(f"Setting ramp pattern for chan {chan}")
zed.set_adc_test_pattern(chan, "ramp")
print(f"Configuring pre conf for chan {chan}")
zed.fpga_write(f"pre_conf[{chan}]", pre_conf)
print(f"Configuring post conf for chan {chan}")
zed.fpga_write(f"post_conf[{chan}]", post_conf)
print(f"Setting trig mode for chan {chan}")
zed.fpga_write(f"trig_mode[{chan}]", 0x1)
zed.fpga_write("buf_reader_dpram_mode", 1)
print("Enabling reader")
zed.fpga_write("buf_reader_enable", 0x1)
# try triggering on chan 0 and linking in chan 1
print("Enabling trigger link for channel 1")
zed.fpga_write("trig_link_en", 0x2)
print("Arming triggers")
zed.fpga_write("trig_arm", 0x3)
print("Armed readback:")
print(zed.fpga_read("trig_armed"))
print("Enabling triggers for channel 1")
zed.fpga_write("trig_settings[0]", 0x9)
print("Armed readback:")
print(zed.fpga_read("trig_armed"))
wfms = (zed.read_waveform(), zed.read_waveform())
check_ltcs(wfms)
print("Waveforms:")
ramp_starts = [None, None]
for wfm in wfms:
print(wfm)
if wfm is not None:
print(f'n samples: {len(wfm["samples"])}')
ramp_starts[wfm["chan_num"]] = wfm["samples"][0]
ramp_offset = (ramp_starts[1] - ramp_starts[0]) & 0xFFF
print(ramp_offset)
print("Configuring channel 1 for a trigger 8 clock ticks after channel 0")
chan1_thresh = (ramp_offset + 2) & 0xFFF
print(f"Chan 1 threshold: {chan1_thresh}")
zed.fpga_write("trig_threshold[1]", (chan1_thresh + 2) & 0xFFF)
zed.fpga_write("trig_settings[1]", 0x9)
print("Enabling trig link for both channels")
zed.fpga_write("trig_link_en", 0x3)
print("Arming triggers")
zed.fpga_write("trig_arm", 0x3)
print("Armed readback:")
print(zed.fpga_read("trig_armed"))
wfms = (zed.read_waveform(), zed.read_waveform())
check_ltcs(wfms)
print("New waveforms:")
for wfm in wfms:
print(wfm)
if wfm is not None:
print(f'n samples: {len(wfm["samples"])}')
ramp_starts[wfm["chan_num"]] = wfm["samples"][0]
print("disabling triggers...")
zed.fpga_write("trig_link_en", 0x0)
for chan in 0, 1:
zed.fpga_write(f"trig_settings[{chan}]", 0x0)
zed.fpga_write(f"trig_threshold[{chan}]", 0x0)
zed.fpga_write(f"trig_mode[{chan}]", 0x0)
# empty the buffers
# while zed.read_waveform() is not None:
# pass
print("disabling reader...")
zed.fpga_write("buf_reader_enable", 0x0)