Setup project

1 files changed, 48 insertions, 0 deletions

diff --git a/project/Core/Src/adc_dac_demo.c b/project/Core/Src/adc_dac_demo.c
new file mode 100644
index 0000000..5deff83
--- /dev/null
+++ b/project/Core/Src/adc_dac_demo.c
@@ -0,0 +1,48 @@
+/*
+ * adc_example.c
+ *
+ *  Created on: Apr 13, 2022
+ *      Author: bruce
+ */
+
+#include "adc.h"
+#include "dac.h"
+#include "adc_demo.h"
+
+uint8_t one_second_elapsed = FALSE;
+uint32_t counter = 0;
+
+/***
+ * Demo uses the ADC to read the values set by the DAC.
+ * 
+ * For the project, you will not use the ADC.
+*/
+void run_adc_dac_demo()
+{
+	uint16_t counter = 0;
+	// printf ("Start!\n\r");
+	init_systick();
+	DAC_Init ();
+	ADC_Init ();
+
+	DAC_Start ();
+
+	uint32_t adc_value = 0;
+
+	while (1)
+	{
+		if (one_second_elapsed /*&& (old_adc_value != new_adc_value)*/) {
+			ADC_Start ();
+			adc_value = ADC_Read_Value_Blocking ();
+			// printf ("ADC read: 0x%x\n\r", (unsigned int)adc_value);
+			// Rediculous way to eliminate warning. Delete this line when printf is working.
+			adc_value = adc_value;
+
+			// Let power count up in a cycle. This is to make reading it more interesting.
+			DAC_Set_Value ((counter) % 0x1000);
+			counter++;
+		}
+
+	}
+}
+