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-rw-r--r--decoders/i2c.py7
1 files changed, 5 insertions, 2 deletions
diff --git a/decoders/i2c.py b/decoders/i2c.py
index 2a10ab7..abe4d7e 100644
--- a/decoders/i2c.py
+++ b/decoders/i2c.py
@@ -242,9 +242,12 @@ class Decoder(sigrokdecode.Decoder):
self.databyte >>= 1 # Shift out unwanted ACK/NACK bit here.
if self.state == FIND_ADDRESS:
- d = self.databyte & 0xfe
# The READ/WRITE bit is only in address bytes, not data bytes.
- self.wr = 1 if (self.databyte & 1) else 0
+ if self.databyte & 1:
+ self.wr = 0
+ else:
+ self.wr = 1
+ d = self.databyte >> 1
elif self.state == FIND_DATA:
d = self.databyte
else: