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Diffstat (limited to 'lib/pbdrv/drv/arduino')
-rw-r--r--lib/pbdrv/drv/arduino/mod.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/pbdrv/drv/arduino/mod.cpp b/lib/pbdrv/drv/arduino/mod.cpp
index 2113ba2..a522ff8 100644
--- a/lib/pbdrv/drv/arduino/mod.cpp
+++ b/lib/pbdrv/drv/arduino/mod.cpp
@@ -43,5 +43,8 @@ __weak void pbdrv_i2c_send(i2c_addr_t addr, const uint8_t * buf, size_t sz) {
if(retry == 0) break;
retry--;
} while (error);
+
+ if (error)
+ Serial.print(error, DEC);
}