From 60e748eabe2fafe16f43ad75fe619f87af368332 Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Wed, 9 Nov 2016 14:53:45 +0800
Subject: [PATCH] drtio: better LED demo

---
 artiq/examples/drtio/device_db.pyon           | 37 ++++++++++++++++++-
 .../drtio/repository/blink_forever.py         | 15 ++++++--
 2 files changed, 47 insertions(+), 5 deletions(-)

diff --git a/artiq/examples/drtio/device_db.pyon b/artiq/examples/drtio/device_db.pyon
index 5db8d5e20..7696aacce 100644
--- a/artiq/examples/drtio/device_db.pyon
+++ b/artiq/examples/drtio/device_db.pyon
@@ -32,7 +32,42 @@
         "module": "artiq.coredevice.ttl",
         "class": "TTLOut",
         "arguments": {"channel": 1},
-        "comment": "Hello World"
+    },
+    "rled2": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 2},
+    },
+    "rled3": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 3},
+    },
+    "rled4": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 4},
+    },
+    "rled5": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 5},
+    },
+    "rled6": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 6},
+    },
+    "rled7": {
+        "type": "local",
+        "module": "artiq.coredevice.ttl",
+        "class": "TTLOut",
+        "arguments": {"channel": 7},
     },
 
     "rsmap": {
diff --git a/artiq/examples/drtio/repository/blink_forever.py b/artiq/examples/drtio/repository/blink_forever.py
index 0d6fa8ff8..589d389cb 100644
--- a/artiq/examples/drtio/repository/blink_forever.py
+++ b/artiq/examples/drtio/repository/blink_forever.py
@@ -4,11 +4,18 @@ from artiq.experiment import *
 class BlinkForever(EnvExperiment):
     def build(self):
         self.setattr_device("core")
-        self.setattr_device("rled0")
+        self.leds = [self.get_device("rled" + str(i)) for i in range(8)]
 
     @kernel
     def run(self):
-        self.core.reset()
+        #self.core.reset()
+        self.core.break_realtime()
+
         while True:
-            self.rled0.pulse(100*ms)
-            delay(100*ms)
+            for led in self.leds:
+                led.pulse(250*ms)
+            t = now_mu()
+            for led in self.leds:
+                at_mu(t)
+                led.pulse(500*ms)
+            delay(250*ms)