format codes

demo/es32/usb_device/ES32F369x/Src/main.c

@@ -29,19 +29,17 @@
   * limitations under the License.
   **********************************************************************************
   */
-
-#include <string.h>
-#include "stdio.h"
 #include "main.h"
 #include "usbd_core.h"
 #include "usbd_cdc.h"
-    uart_handle_t h_uart = {0};
+
+uart_handle_t h_uart = { 0 };
 /** @addtogroup Projects_Examples_USB
   * @{
   */
 int fputc(int ch, FILE *f)
 {
-    ald_uart_send(&h_uart, (uint8_t*)&ch, 1, 1000);
+    ald_uart_send(&h_uart, (uint8_t *)&ch, 1, 1000);
     return ch;
 }
 
@@ -51,20 +49,20 @@ int fputc(int ch, FILE *f)
   */
 void usb_pin_init(void)
 {
-	gpio_init_t x;
+    gpio_init_t x;
 
-	/* Initialize vbus pin */
-	x.mode  = GPIO_MODE_OUTPUT;
-	x.odos  = GPIO_PUSH_PULL;
-	x.pupd  = GPIO_PUSH_UP;
-	x.podrv = GPIO_OUT_DRIVE_6;
-	x.nodrv = GPIO_OUT_DRIVE_6;
-	x.flt   = GPIO_FILTER_DISABLE;
-	x.type  = GPIO_TYPE_TTL;
-	x.func  = GPIO_FUNC_5;
-	ald_gpio_init(GPIOB, GPIO_PIN_15, &x);
+    /* Initialize vbus pin */
+    x.mode = GPIO_MODE_OUTPUT;
+    x.odos = GPIO_PUSH_PULL;
+    x.pupd = GPIO_PUSH_UP;
+    x.podrv = GPIO_OUT_DRIVE_6;
+    x.nodrv = GPIO_OUT_DRIVE_6;
+    x.flt = GPIO_FILTER_DISABLE;
+    x.type = GPIO_TYPE_TTL;
+    x.func = GPIO_FUNC_5;
+    ald_gpio_init(GPIOB, GPIO_PIN_15, &x);
 
-	return;
+    return;
 }
 /**
   * @brief  Initializate pin of uart module.
@@ -72,61 +70,60 @@ void usb_pin_init(void)
   */
 void uart_pin_init(void)
 {
-	gpio_init_t x;
+    gpio_init_t x;
 
-	/* Initialize tx pin */
-	x.mode = GPIO_MODE_OUTPUT;
-	x.odos = GPIO_PUSH_PULL;
-	x.pupd = GPIO_PUSH_UP;
-	x.podrv = GPIO_OUT_DRIVE_1;
-	x.nodrv = GPIO_OUT_DRIVE_0_1;
-	x.flt  = GPIO_FILTER_DISABLE;
-	x.type = GPIO_TYPE_TTL;
-	x.func = GPIO_FUNC_3;
-	ald_gpio_init(GPIOB, GPIO_PIN_10, &x);
+    /* Initialize tx pin */
+    x.mode = GPIO_MODE_OUTPUT;
+    x.odos = GPIO_PUSH_PULL;
+    x.pupd = GPIO_PUSH_UP;
+    x.podrv = GPIO_OUT_DRIVE_1;
+    x.nodrv = GPIO_OUT_DRIVE_0_1;
+    x.flt = GPIO_FILTER_DISABLE;
+    x.type = GPIO_TYPE_TTL;
+    x.func = GPIO_FUNC_3;
+    ald_gpio_init(GPIOB, GPIO_PIN_10, &x);
 
-	/* Initialize rx pin */
-	x.mode = GPIO_MODE_INPUT;
-	x.odos = GPIO_PUSH_PULL;
-	x.pupd = GPIO_PUSH_UP;
-	x.podrv = GPIO_OUT_DRIVE_1;
-	x.nodrv = GPIO_OUT_DRIVE_0_1;
-	x.flt  = GPIO_FILTER_DISABLE;
-	x.type = GPIO_TYPE_TTL;
-	x.func = GPIO_FUNC_3;
-	ald_gpio_init(GPIOB, GPIO_PIN_11, &x);
-
-	/* Initialize uart */
-	h_uart.perh             = UART0;
-	h_uart.init.baud        = 115200;
-	h_uart.init.word_length = UART_WORD_LENGTH_8B;
-	h_uart.init.stop_bits   = UART_STOP_BITS_1;
-	h_uart.init.parity      = UART_PARITY_NONE;
-	h_uart.init.mode        = UART_MODE_UART;
-	h_uart.init.fctl        = UART_HW_FLOW_CTL_DISABLE;
-	h_uart.tx_cplt_cbk      = NULL;
-	h_uart.rx_cplt_cbk      = NULL;
-	h_uart.error_cbk        = NULL;
-	ald_uart_init(&h_uart);
+    /* Initialize rx pin */
+    x.mode = GPIO_MODE_INPUT;
+    x.odos = GPIO_PUSH_PULL;
+    x.pupd = GPIO_PUSH_UP;
+    x.podrv = GPIO_OUT_DRIVE_1;
+    x.nodrv = GPIO_OUT_DRIVE_0_1;
+    x.flt = GPIO_FILTER_DISABLE;
+    x.type = GPIO_TYPE_TTL;
+    x.func = GPIO_FUNC_3;
+    ald_gpio_init(GPIOB, GPIO_PIN_11, &x);
 
+    /* Initialize uart */
+    h_uart.perh = UART0;
+    h_uart.init.baud = 115200;
+    h_uart.init.word_length = UART_WORD_LENGTH_8B;
+    h_uart.init.stop_bits = UART_STOP_BITS_1;
+    h_uart.init.parity = UART_PARITY_NONE;
+    h_uart.init.mode = UART_MODE_UART;
+    h_uart.init.fctl = UART_HW_FLOW_CTL_DISABLE;
+    h_uart.tx_cplt_cbk = NULL;
+    h_uart.rx_cplt_cbk = NULL;
+    h_uart.error_cbk = NULL;
+    ald_uart_init(&h_uart);
 }
 
 void usb_dc_low_level_init(void)
 {
-	ald_pmu_perh_power_config(PMU_POWER_USB, ENABLE);
-	ald_cmu_perh_clock_config(CMU_PERH_USB, ENABLE);
-	ald_cmu_perh_clock_config(CMU_PERH_GPIO, ENABLE);
-	ald_cmu_usb_clock_config(CMU_USB_CLOCK_SEL_HOSC, CMU_USB_DIV_1);
-	ald_rmu_reset_periperal(RMU_PERH_USB);
-	ald_mcu_irq_config(USB_INT_IRQn, 2, 2, ENABLE);
-	ald_mcu_irq_config(USB_DMA_IRQn, 2, 2, ENABLE);
+    ald_pmu_perh_power_config(PMU_POWER_USB, ENABLE);
+    ald_cmu_perh_clock_config(CMU_PERH_USB, ENABLE);
+    ald_cmu_perh_clock_config(CMU_PERH_GPIO, ENABLE);
+    ald_cmu_usb_clock_config(CMU_USB_CLOCK_SEL_HOSC, CMU_USB_DIV_1);
+    ald_rmu_reset_periperal(RMU_PERH_USB);
+    ald_mcu_irq_config(USB_INT_IRQn, 2, 2, ENABLE);
+    ald_mcu_irq_config(USB_DMA_IRQn, 2, 2, ENABLE);
     usb_pin_init();
 }
 
 void delay(uint32_t delay_us)
 {
-while(delay_us--)
-{}
+    while (delay_us--) {
+    }
 }
 /**
   * @brief  Test main function
@@ -134,26 +131,26 @@ while(delay_us--)
   */
 int main()
 {
-	int i;
+    int i;
+
+    /* Initialize ALD */
+    ald_cmu_init();
+    /* Configure system clock */
+    ald_cmu_pll1_config(CMU_PLL1_INPUT_HOSC_3, CMU_PLL1_OUTPUT_48M);
+    ald_cmu_clock_config(CMU_CLOCK_PLL1, 48000000);
+    ald_cmu_perh_clock_config(CMU_PERH_ALL, ENABLE);
 
-	/* Initialize ALD */
-	ald_cmu_init();
-	/* Configure system clock */
-	ald_cmu_pll1_config(CMU_PLL1_INPUT_HOSC_3, CMU_PLL1_OUTPUT_48M);
-	ald_cmu_clock_config(CMU_CLOCK_PLL1, 48000000);
-	ald_cmu_perh_clock_config(CMU_PERH_ALL, ENABLE);
-    
-	uart_pin_init();
-	printf("\rSystem start...\r\n");
+    uart_pin_init();
+    printf("\rSystem start...\r\n");
 
     extern void cdc_acm_init(void);
     cdc_acm_init();
 
-	while (1) {
+    while (1) {
         extern void cdc_acm_data_send_with_dtr_test(void);
         cdc_acm_data_send_with_dtr_test();
         delay(0xfffffff);
-	}
+    }
 }
 
 /**