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coredevice/i2c: fix exception message

This commit is contained in:
Sebastien Bourdeauducq 2016-03-05 00:51:13 +08:00
parent 70f0a7447f
commit 200cddc346
1 changed files with 1 additions and 1 deletions
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2
artiq/coredevice/i2c.py
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@ -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)