🧑‍💻 Allow DIGIPOT Rsx / Vrefmax override (MarlinFirmware#23885)

rwoelk · Mar 13, 2022 · 9bc1d05 · 9bc1d05
1 parent 40ed3c5
commit 9bc1d05
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/Marlin/src/feature/digipot/digipot_mcp4018.cpp b/Marlin/src/feature/digipot/digipot_mcp4018.cpp
@@ -31,9 +31,13 @@
 
 // Settings for the I2C based DIGIPOT (MCP4018) based on WT150
 
-#define DIGIPOT_A4988_Rsx               0.250
-#define DIGIPOT_A4988_Vrefmax           1.666
-#define DIGIPOT_MCP4018_MAX_VALUE     127
+#ifndef DIGIPOT_A4988_Rsx
+  #define DIGIPOT_A4988_Rsx             0.250
+#endif
+#ifndef DIGIPOT_A4988_Vrefmax
+  #define DIGIPOT_A4988_Vrefmax         1.666
+#endif
+#define DIGIPOT_MCP4018_MAX_VALUE       127
 
 #define DIGIPOT_A4988_Itripmax(Vref)    ((Vref) / (8.0 * DIGIPOT_A4988_Rsx))