bug fix with serial print debugging: avoid log(0) which gives inf in …

…Arduino and this leads to unplotted points and unsynchronized traces in the graph
corrados · Apr 24, 2023 · 86b9720 · 86b9720
1 parent 4902d68
commit 86b9720
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/edrumulus.h b/edrumulus.h
@@ -420,7 +420,7 @@ const float ADC_noise_peak_velocity_scaling = 1.0f / 6.0f;
           {
             for ( int j = 0; j < number_debug_buffers; j++ )
             {
-              serial_print += String ( 10.0f * log10 ( debug_buffer[j][i % debug_buffer_size] ) ) + "\t";
+              serial_print += String ( 10.0f * log10 ( max ( 1e-3f, debug_buffer[j][i % debug_buffer_size] ) ) ) + "\t";
             }
             serial_print += "\n";
           }