added macros for ADC variable gain

Infineon · May 5, 2023 · 448e285 · 448e285
1 parent e73be6f
commit 448e285
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/cores/wiring_analog.c b/cores/wiring_analog.c
@@ -223,7 +223,8 @@ return value;
          0             1
          1             3
          2             6
-         3             12 
+         3             12
+    Also, refer to macros in wiring_analog.h          
 */ 
 
 uint32_t analogRead_variableGain( uint8_t channel, uint8_t gain_value )

diff --git a/cores/wiring_analog.h b/cores/wiring_analog.h
@@ -26,6 +26,15 @@
 extern "C" {
 #endif
 
+/*********************************************************************************************************************
+ * MACROS
+ ********************************************************************************************************************/
+// ADC gain macros
+#define ADC_VAR_GAIN_FACTOR_1             0
+#define ADC_VAR_GAIN_FACTOR_3             1
+#define ADC_VAR_GAIN_FACTOR_6             2
+#define ADC_VAR_GAIN_FACTOR_12            3
+
 //****************************************************************************
 // @External Prototypes
 //****************************************************************************