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-rw-r--r--firmware/drivers/mas.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/firmware/drivers/mas.c b/firmware/drivers/mas.c
index f13f8ae..40330db 100644
--- a/firmware/drivers/mas.c
+++ b/firmware/drivers/mas.c
@@ -68,7 +68,7 @@ int mas_run(unsigned short address)
i2c_begin();
buf[0] = MAS_DATA_WRITE;
- buf[1] = address << 8;
+ buf[1] = address >> 8;
buf[2] = address & 0xff;
/* send run command */