v1

2024-07-12 15:19:46 +08:00
commit 7ca1af130d
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+/*!
+ * \file      pwm.c
+ *
+ * \brief     Target pwm implementation
+ *
+ * \copyright Revised BSD License, see section \ref LICENSE.
+ *
+ * \code
+ *
+ *            _  __ _       ________    _
+ *           | |/ /(_)___  / ____/ /_  (_)___
+ *           |   // / __ \/ /   / __ \/ / __ \
+ *          /   |/ / / / / /___/ / / / / /_/ /
+ *         /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
+ *                                   /_/
+ *           (C) 2022-2025 XinChip
+ *
+ * \endcode
+ *
+ * \author     ( XinChip ) Alex-J
+ *
+ * \author     ( XinChip )
+ */
+/*------------------------------------------------------------------------------------
+                                  INCLUDE HEADE FILES
+--------------------------------------------------------------------------------------*/
+#include "pwm.h"
+#include "xc_drv_pwm.h"
+#include "rgblight.h"
+
+/*------------------------------------------------------------------------------------
+                                            Macros
+ -------------------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------------------
+                                        Global Variables
+-------------------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------------------
+                                            TypeDef
+ -------------------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------------------
+                                        Local Variables
+-------------------------------------------------------------------------------------*/
+uint16_t ch0_capture_data[CAPTURE_DATA_MAX];
+uint16_t ch1_capture_data[CAPTURE_DATA_MAX];
+uint16_t ch2_capture_data[CAPTURE_DATA_MAX];
+
+PWM_CAP_STA_TypeDef pwm_cap_state         = PWM_CAP_IDLE;
+PWM_BRK_STA_TypeDef pwm_brk_state         = PWM_BRK_IDLE;
+PWM_BRK_CAP_STA_TypeDef pwm_brk_cap_state = PWM_BRK_CAP_VALID;
+pwm_ch_cap_dutycycle_t pwm_ch_cap_dutycycle;
+pwm_ch_cap_freq_t pwm_ch_cap_freq;
+pwm_ch_cap_type_t pwm_ch_cap_type;
+/*------------------------------------------------------------------------------------
+                                          Func Prototype
+ -------------------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------------------
+                                            Functions
+ -------------------------------------------------------------------------------------*/
+void UpdateDisplay(void)
+{
+		xc_pwm_dutycycle_set(PWM2_IDX,256,r_DutyCycle*Brightness/10);
+		xc_pwm_dutycycle_set(PWM3_IDX,256,g_DutyCycle*Brightness/10);
+		xc_pwm_dutycycle_set(PWM5_IDX,256,b_DutyCycle*Brightness/10);
+}
+/**
+ * @brief       app_pwm_init
+ * @details
+ * @param       void
+ * @retval      void
+ */
+void app_pwm_init()
+{
+    // PWM0 and PWM1 can be mapped to other pins, PWM0 and PWM1 have inverted output.
+    // PWM(HZ) = PWMCLK(16000000)/(DutyCycleAcc*(period+1))/2
+    PWM_InitCfg_t pwm_cfg;
+
+    pwm_cfg.DutyCycleAcc    = 256; 
+    pwm_cfg.Period          = 29;
+		pwm_cfg.SrcClk          = PWM_CLK_SRC_32M_DIV;
+    pwm_cfg.SrcEnable       = PWM_EN_SEL_ALL;
+
+		pwm_cfg.DutyCycle       =240; //r_DutyCycle*Brightness/10;
+    pwm_cfg.OutputPin       = GPIO_12;
+    xc_pwm_init(PWM2_IDX, &pwm_cfg);//R
+
+		pwm_cfg.DutyCycle       = g_DutyCycle*Brightness/10;
+    pwm_cfg.OutputPin    = GPIO_13; // The pin cannot be changed
+    xc_pwm_init(PWM3_IDX, &pwm_cfg);//G
+				
+		pwm_cfg.DutyCycle       = b_DutyCycle*Brightness/10;
+    pwm_cfg.OutputPin = GPIO_1; // The pin cannot be changed
+    xc_pwm_init(PWM5_IDX, &pwm_cfg);//B
+
+    xc_pwm_start_all();
+}
+