From 74f07092c731e84f8ca776ec770bbafc991d8836 Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Thu, 2 Jul 2015 10:26:00 +0200
Subject: [PATCH] test/coredevice: fix timestamp conflict

---
 artiq/test/coredevice.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/artiq/test/coredevice.py b/artiq/test/coredevice.py
index 8661ae0a5..8fc5df942 100644
--- a/artiq/test/coredevice.py
+++ b/artiq/test/coredevice.py
@@ -16,7 +16,9 @@ class RTT(Experiment, AutoDB):
         self.ttl_inout.output()
         delay(1*us)
         with parallel:
-            self.ttl_inout.gate_rising(2*us)
+            # make sure not to send two commands into the same RTIO
+            # channel with the same timestamp
+            self.ttl_inout.gate_rising(5*us)
             with sequential:
                 delay(1*us)
                 t0 = now_mu()