first commit

2026-08-16 13:13:45 +02:00 · 2022-08-06 13:35:32 +08:00
commit 2240710d39
1025 changed files with 472118 additions and 0 deletions
@@ -0,0 +1,127 @@
+/*---------------------------------------
+- WeAct Studio Official Link
+- taobao: weactstudio.taobao.com
+- aliexpress: weactstudio.aliexpress.com
+- github: github.com/WeActTC
+- gitee: gitee.com/WeAct-TC
+- blog: www.weact-tc.cn
+---------------------------------------*/
+
+#include "board.h"
+#include "delay.h"
+
+uint8_t g_speed = FAST;
+
+void led_init(void)
+{
+  gpio_init_type gpio_init_struct;
+
+  /* enable the led clock */
+  crm_periph_clock_enable(CRM_GPIOC_PERIPH_CLOCK, TRUE);
+
+  /* set default parameter */
+  gpio_default_para_init(&gpio_init_struct);
+
+  /* configure the led gpio */
+  gpio_init_struct.gpio_drive_strength = GPIO_DRIVE_STRENGTH_STRONGER;
+  gpio_init_struct.gpio_out_type = GPIO_OUTPUT_PUSH_PULL;
+  gpio_init_struct.gpio_mode = GPIO_MODE_OUTPUT;
+  gpio_init_struct.gpio_pins = GPIO_PINS_13;
+  gpio_init_struct.gpio_pull = GPIO_PULL_NONE;
+  gpio_init(GPIOC, &gpio_init_struct);
+}
+
+void led_toggle(void)
+{
+  GPIOC->odt ^= GPIO_PINS_13;
+}
+
+void led_set(confirm_state bit_state)
+{
+  gpio_bits_write(GPIOC, GPIO_PINS_13, bit_state);
+}
+
+/**
+ * @brief  configure button gpio
+ * @param  button: specifies the button to be configured.
+ * @retval none
+ */
+void button_init(void)
+{
+  gpio_init_type gpio_init_struct;
+
+  /* enable the button clock */
+  crm_periph_clock_enable(CRM_GPIOA_PERIPH_CLOCK, TRUE);
+
+  /* set default parameter */
+  gpio_default_para_init(&gpio_init_struct);
+
+  /* configure button pin as input with pull-up/pull-down */
+  gpio_init_struct.gpio_drive_strength = GPIO_DRIVE_STRENGTH_STRONGER;
+  gpio_init_struct.gpio_out_type = GPIO_OUTPUT_PUSH_PULL;
+  gpio_init_struct.gpio_mode = GPIO_MODE_INPUT;
+  gpio_init_struct.gpio_pins = GPIO_PINS_0;
+  gpio_init_struct.gpio_pull = GPIO_PULL_UP;
+  gpio_init(GPIOA, &gpio_init_struct);
+}
+
+flag_status button_getstate(void)
+{
+  return gpio_input_data_bit_read(GPIOA, GPIO_PINS_0);
+}
+
+/**
+ * @brief  configure button exint
+ * @param  none
+ * @retval none
+ */
+void button_exint_init(void)
+{
+  exint_init_type exint_init_struct;
+
+  crm_periph_clock_enable(CRM_IOMUX_PERIPH_CLOCK, TRUE);
+  gpio_exint_line_config(GPIO_PORT_SOURCE_GPIOA, GPIO_PINS_SOURCE0);
+
+  exint_default_para_init(&exint_init_struct);
+  exint_init_struct.line_enable = TRUE;
+  exint_init_struct.line_mode = EXINT_LINE_INTERRUPUT;
+  exint_init_struct.line_select = EXINT_LINE_0;
+  exint_init_struct.line_polarity = EXINT_TRIGGER_FALLING_EDGE;
+  exint_init(&exint_init_struct);
+
+  nvic_priority_group_config(NVIC_PRIORITY_GROUP_4);
+  nvic_irq_enable(EXINT0_IRQn, 0, 0);
+}
+
+/**
+ * @brief  button handler function
+ * @param  none
+ * @retval none
+ */
+void button_isr(void)
+{
+  /* delay 5ms */
+  delay_ms(5);
+
+  /* clear interrupt pending bit */
+  exint_flag_clear(EXINT_LINE_0);
+
+  /* check input pin state */
+  if (RESET == gpio_input_data_bit_read(GPIOA, GPIO_PINS_0))
+  {
+    if (g_speed == SLOW)
+      g_speed = FAST;
+    else
+      g_speed = SLOW;
+  }
+}
+
+/**
+ * @brief  exint0 interrupt handler
+ * @param  none
+ * @retval none
+ */
+void EXINT0_IRQHandler(void)
+{
+  button_isr();
+}