From 6d5c8d226f2e3749f024088a5b4991d6602d63e4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andis=20Z=C4=ABle?= <andis.jargans@gmail.com>
Date: Wed, 10 Apr 2024 15:45:17 +0300
Subject: [PATCH] Created OD common pwm class

---
 firmware/src/board/pwm.cpp | 40 ++++++++++++++++++++++++++++++++++++++
 firmware/src/board/pwm.h   | 31 +++++++++++++++++++++++++++++
 2 files changed, 71 insertions(+)
 create mode 100644 firmware/src/board/pwm.cpp
 create mode 100644 firmware/src/board/pwm.h

diff --git a/firmware/src/board/pwm.cpp b/firmware/src/board/pwm.cpp
new file mode 100644
index 0000000..a557bac
--- /dev/null
+++ b/firmware/src/board/pwm.cpp
@@ -0,0 +1,40 @@
+/**** Includes ****/
+#include "../utils/utils.h"
+#include "mcu/mcu_hal.h"
+#include "pwm.h"
+
+using namespace board;
+
+/**** Private definitions ****/
+/**** Private constants ****/
+/**** Private variables ****/
+/**** Private function declarations ****/
+
+/**** Public function definitions ****/
+board::PWMout::PWMout(uint8_t pwm_ch)
+{
+	this->pwm_ch = pwm_ch;
+	this->write(0);
+}
+
+board::PWMout::~PWMout(void)
+{
+	this->write(0);
+}
+
+void board::PWMout::write(uint8_t duty)
+{
+	// Convert percent to 16b duty cycle
+	uint16_t dc = util::percent_to_16b(duty);
+	
+	// Set PWM
+	mcu::pwm_write(this->pwm_ch, dc);
+	this->last_duty = duty;
+}
+
+uint8_t board::PWMout::get_set_duty(void)
+{
+	return this->last_duty;
+}
+
+/**** Private function definitions ****/
diff --git a/firmware/src/board/pwm.h b/firmware/src/board/pwm.h
new file mode 100644
index 0000000..af96a1b
--- /dev/null
+++ b/firmware/src/board/pwm.h
@@ -0,0 +1,31 @@
+#ifndef PWM_H_
+#define PWM_H_
+
+/**** Includes ****/
+#include <stdint.h>
+
+namespace board {
+
+/**** Public definitions ****/
+class PWMout
+{
+	protected:
+	uint8_t pwm_ch;
+	uint8_t last_duty;
+	
+	public:
+	PWMout(uint8_t pwm_ch);
+	~PWMout(void);
+	
+	void write(uint8_t duty);
+	uint8_t get_set_duty(void);
+};
+
+/**** Public function declarations ****/
+
+#ifdef TESTING
+#endif
+
+} //namespace
+
+#endif /* PWM_H_ */
\ No newline at end of file