initial check in based on SVN revision 575

source/pwm.h

@@ -0,0 +1,28 @@
+/*
+ * pwm.h
+ *
+ *  Created on: Jul 25, 2023
+ *      Author: Keith.Lloyd
+ */
+
+#ifndef PWM_H_
+#define PWM_H_
+#define PWM_EXT1_FREQ_HZ                15618664
+#define PWM_EXT2_FREQ_HZ                58983040
+#define PWM_MAX_BROADCAST_ERR_HZ 5.0
+
+typedef enum {
+       CS_INTERNAL = 0,
+       CS_EXT1,
+       CS_EXT2,
+       CS_NUM
+} CLOCK_SELECT_t;
+
+
+void PWM_UpdateDutyCycle(uint32_t dutyCycle);
+void PWM_Setup(uint32_t newFreq, uint32_t dutyCycle);
+CLOCK_SELECT_t PWM_GetBroadcastFrequencyOK(uint32_t newFreq);
+void PWM_SetExternalClockSource(CLOCK_SELECT_t clock);
+
+
+#endif /* PWM_H_ */