missing files

firmware/MotionControllerRP/src/robot_tool/pwm_tool.h

@@ -0,0 +1,32 @@
+// --------------------------------------------------------------------------------------
+// Project: MicroManipulatorStepper
+// License: MIT (see LICENSE file for full description)
+//          All text in here must be included in any redistribution.
+// Author:  M. S. (diffraction limited)
+// --------------------------------------------------------------------------------------
+
+#pragma once
+
+#include "pico/stdlib.h"
+#include "hardware/pio.h"
+#include "hardware/clocks.h"
+#include "robot_tool_interface.h"
+
+//*** CLASS *****************************************************************************
+
+//--- PwmTool ---------------------------------------------------------------------------
+
+class PwmTool : public IRobotTool {
+  public:
+    ~PwmTool() {};
+
+    void init(int output_pin, int frequency, int resolution_bits);
+    void set_value(float v) override;
+
+  private:
+    PIO pio = pio0;
+    int state_machine = 0;
+    int output_pin = 0;
+
+    uint32_t max_pwm = 0;
+};