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Diffstat (limited to 'wasp/drivers/cst816s.py')
| -rw-r--r-- | wasp/drivers/cst816s.py | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/wasp/drivers/cst816s.py b/wasp/drivers/cst816s.py index 2aeaf25..0273ea9 100644 --- a/wasp/drivers/cst816s.py +++ b/wasp/drivers/cst816s.py @@ -87,10 +87,14 @@ class CST816S: def sleep(self): """Put touch controller chip on sleep mode to save power. """ - # Before we can sent the sleep command we have to reset the + # Before we can send the sleep command we have to reset the # panel to get the I2C hardware running again... self._reset() - self.i2c.writeto_mem(21, 0xa5, b'\x03') + try: + self.i2c.writeto_mem(21, 0xa5, b'\x03') + except: + # If we can't power down then let's just put it in reset instead + self.tp_rst.off() # Ensure get_event() cannot return anything self.event[0] = 0 |