YACWC

run_udp_test.py

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+import sigrok.core as sr
+import numpy as np
+import ripyl
+import ripyl.protocol.uart as uart
+import socket
+
+MCAST_GRP = '239.255.255.255'
+MCAST_PORT = 5007
+MULTICAST_TTL = 2
+
+socket_path = '/tmp/logic_stream'
+
+
+
+driver='fx2lafw'
+
+context = sr.Context.create()
+devices = context.drivers[driver].scan()
+device = devices[0]
+device.open()
+
+
+session = context.create_session()
+session.add_device(device)
+
+output_format = 'bits'
+output = context.output_formats[output_format].create_output(device)     
+#baud_rates_test = (2400, 4800, 9600, 19200, 28800, 38400, 56000, 57600, 115200, 128000, 153600, 230400, 256000)
+baud_rates_test = (4800, 9600, 19200, 28800, 38400, 56000, 57600, 115200, 128000, 153600, 230400, 256000)
+
+
+sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
+sock.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, MULTICAST_TTL)
+
+
+pack_size = 256
+idx = 0
+
+import pickle
+import time
+while True:
+    data = np.arange(idx*pack_size, (idx+1)*pack_size, 1)
+    idx +=1
+    sock.sendto(data, (MCAST_GRP,MCAST_PORT))
+    time.sleep(0.02)
+#    bit_data = np.ascontiguousarray(np.unpackbits(data).reshape((-1,8))[:,::-1])
+    
+ #   sock.sendto(bit_data, (MCAST_GRP,MCAST_PORT))
+
+
+
+
+#~/sr/bin/sigrok-cli --config samplerate=500000 --driver=fx2lafw  --samples 1M -P uart:baudrate=57600:tx=D0  -P uart:baudrate=9600:tx=D0  -A uart=tx-data:tx-warning
+
+session.run()
+session.stop()
+#device.close()
+# %%
+import pickle
+with open('data.p','rb') as ff:
+    bit_data = pickle.load(ff)
+# %%
+baud_rates_test = (2400, 4800, 9600, 19200, 28800, 38400, 56000, 57600, 115200, 128000, 153600, 230400, 256000)
+import ripyl
+import ripyl.protocol.uart as uart
+txd = ripyl.streaming.samples_to_sample_stream(bit_data[:,0], 1/1000000)
+for br in baud_rates_test:
+#    out = uart.uart_decode(txd,baud_rate=57600)
+    try:
+        txd = ripyl.streaming.samples_to_sample_stream(bit_data[:,0], 1/1000000)
+        out = uart.uart_decode(txd,baud_rate=br)
+        dat = list(out)
+        for y in dat:
+            print(chr(y.data),end='')
+    except:
+        pass
+#print('Session running',session.is_running())
+#session.stop()
+#device.close()
+
+# %%
+
+