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-rw-r--r--lib/pbdrv/drv/arduino/mod.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/pbdrv/drv/arduino/mod.cpp b/lib/pbdrv/drv/arduino/mod.cpp
index 9130334..328c3c7 100644
--- a/lib/pbdrv/drv/arduino/mod.cpp
+++ b/lib/pbdrv/drv/arduino/mod.cpp
@@ -82,3 +82,7 @@ int main(void) {
* puzzle modules are likely not using USB.
*/
+void pb_null_err(const char * from) {
+ Serial.println(from);
+}
+