coredevice/i2c: fix exception message

2016-03-05 00:51:13 +08:00 · 2016-03-05 00:51:13 +08:00 · 200cddc346
parent 70f0a7447f
commit 200cddc346
1 changed files with 1 additions and 1 deletions
--- a/artiq/coredevice/i2c.py
+++ b/artiq/coredevice/i2c.py
@ -64,7 +64,7 @@ class TCA6424A:
                raise I2CError("TCA6424A failed to ack command")
            for i in range(3):
                if not i2c_write(self.busno, value >> 16):
-                    raise I2CError("TCA6424A failed to ack command")
+                    raise I2CError("TCA6424A failed to ack data")
                value <<= 8
        finally:
            i2c_stop(self.busno)