Merge pull request #1310 from Emantor/topic/sigrok-example

examples: add sigrok example

examples/sigrok/env.yaml

@@ -0,0 +1,8 @@
+targets:
+  main:
+    resources:
+      SigrokDevice:
+        driver: fx2lafw
+        channels: D1
+    drivers:
+      SigrokDriver: {}

examples/sigrok/main.py

@@ -0,0 +1,23 @@
+#!/usr/bin/env python3
+"""Capture Channel D1 of an fx2lafw device for 1 second."""
+
+import sys
+import time
+import logging
+
+from labgrid import Environment
+
+# enable debug logging
+logging.basicConfig(
+    level=logging.DEBUG,
+    format='%(levelname)7s: %(message)s',
+    stream=sys.stderr,
+)
+
+env = Environment(sys.argv[1])
+target = env.get_target('main')
+
+sigrok = target.get_driver("SigrokDriver")
+sigrok.capture("test.cap")
+time.sleep(1)
+sigrok.stop()