into exti IRQ OK

src/gd32e23x_it.c

@@ -115,4 +115,30 @@ void TIMER13_IRQHandler(void) {
         }
         led_status = !led_status;
     }
+}
+
+void TIMER15_IRQHandler(void) {
+    if (timer_interrupt_flag_get(TIMER15, TIMER_INT_FLAG_UP) == SET)
+    {
+        timer_interrupt_flag_clear(TIMER15, TIMER_INT_FLAG_UP);
+
+        exti_interrupt_enable(EXTI_0);
+        // timer_enable(TIMER14);
+
+        gpio_bit_toggle(GPIOA, GPIO_PIN_7);
+
+        timer_disable(TIMER15);
+    }
+}
+
+void EXTI0_1_IRQHandler(void) {
+    if (exti_interrupt_flag_get(EXTI_0) == SET)    {
+        exti_interrupt_flag_clear(EXTI_0);
+
+        gpio_bit_toggle(GPIOA, GPIO_PIN_5);
+
+        timer_event_software_generate(TIMER14, TIMER_EVENT_SRC_CH0G);
+
+        exti_interrupt_disable(EXTI_0);
+    }
 }