Initial commit

src/led.c

@@ -0,0 +1,39 @@
+//
+// Created by yelv1 on 24-12-30.
+//
+
+#include "led.h"
+
+/*!
+    \brief      led blink configuration
+    \param[in]  none
+    \param[out] none
+    \retval     none
+*/
+void led_blink_config(void)
+{
+    rcu_periph_clock_enable(LED_RCU);
+
+    gpio_mode_set(LED_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, LED_PIN);
+    gpio_output_options_set(LED_PORT, GPIO_OTYPE_OD, GPIO_OSPEED_50MHZ, LED_PIN);
+    gpio_bit_write(LED_PORT, LED_PIN, SET);
+
+    rcu_periph_clock_enable(LED_BLINK_TIMER_RCU);
+    timer_deinit(LED_BLINK_TIMER);
+
+    timer_parameter_struct timer_initpara;
+    timer_struct_para_init(&timer_initpara);
+    timer_initpara.prescaler        =7199;
+    timer_initpara.alignedmode      =TIMER_COUNTER_EDGE;
+    timer_initpara.counterdirection =TIMER_COUNTER_UP;
+    timer_initpara.period           =9999;
+    timer_initpara.clockdivision    =TIMER_CKDIV_DIV1;
+    timer_init(LED_BLINK_TIMER, &timer_initpara);
+
+    timer_auto_reload_shadow_enable(LED_BLINK_TIMER);
+    timer_interrupt_enable(LED_BLINK_TIMER, TIMER_INT_UP);
+
+    timer_enable(LED_BLINK_TIMER);
+
+    nvic_irq_enable(LED_BLINK_IRQ, 2);
+}