drtio: add examples

artiq/examples/drtio/device_db.pyon

@@ -0,0 +1,52 @@
+# This is an example device database that needs to be adapted to your setup.
+# The RTIO channel numbers here are for NIST CLOCK on KC705.
+# The list of devices here is not exhaustive.
+
+{
+    "comm": {
+        "type": "local",
+        "module": "artiq.coredevice.comm_tcp",
+        "class": "Comm",
+        "arguments": {"host": "kc705.lab.m-labs.hk"}
+    },
+    "core": {
+        "type": "local",
+        "module": "artiq.coredevice.core",
+        "class": "Core",
+        "arguments": {"ref_period": 16e-9}
+    },
+    "core_cache": {
+        "type": "local",
+        "module": "artiq.coredevice.cache",
+        "class": "CoreCache"
+    },
+
+    "rled0": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 0},
+    },
+    "rled1": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 1},
+        "comment": "Hello World"
+    },
+
+    "rsmap": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 8}
+    },
+    "rsman": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 9}
+    },
+
+
+}

artiq/examples/drtio/repository/blink_forever.py

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+from artiq.experiment import *
+
+
+class BlinkForever(EnvExperiment):
+    def build(self):
+        self.setattr_device("core")
+        self.setattr_device("rled0")
+
+    @kernel
+    def run(self):
+        self.core.reset()
+        while True:
+            self.rled0.pulse(100*ms)
+            delay(100*ms)