From f453b084521946578f7bd66aa998bd6496d9cb7a Mon Sep 17 00:00:00 2001
From: gaoyang3513 <gaoyang3513@outlook.com>
Date: Sun, 18 Jun 2023 15:59:15 +0000
Subject: [PATCH] =?UTF-8?q?[Mod]=20=E6=9A=82=E5=AD=98=EF=BC=8CLED=E3=80=81?=
 =?UTF-8?q?fscan=E9=9D=9E=E4=B8=AD=E6=96=AD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../WIFI_IOT/KEIL/Project_WIFI_IOT.uvoptx     |  2 +-
 NSPE/WIFI_IOT/app/main.c                      | 37 ++++++++++++++++---
 NSPE/WIFI_IOT/bsp/uart.c                      | 10 ++++-
 3 files changed, 42 insertions(+), 7 deletions(-)

diff --git a/NSPE/Project/WIFI_IOT/KEIL/Project_WIFI_IOT.uvoptx b/NSPE/Project/WIFI_IOT/KEIL/Project_WIFI_IOT.uvoptx
index 225719c..31b2af3 100644
--- a/NSPE/Project/WIFI_IOT/KEIL/Project_WIFI_IOT.uvoptx
+++ b/NSPE/Project/WIFI_IOT/KEIL/Project_WIFI_IOT.uvoptx
@@ -589,7 +589,7 @@
 
   <Group>
     <GroupName>Bsp</GroupName>
-    <tvExp>0</tvExp>
+    <tvExp>1</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
diff --git a/NSPE/WIFI_IOT/app/main.c b/NSPE/WIFI_IOT/app/main.c
index 868cbba..1dce2cb 100644
--- a/NSPE/WIFI_IOT/app/main.c
+++ b/NSPE/WIFI_IOT/app/main.c
@@ -46,6 +46,8 @@ OF SUCH DAMAGE.
 #include "main.h"
 #include "wifi_version.h"
 #include "nspe_region.h"
+#include <stdint.h>
+#include <stdio.h>
 #ifdef CONFIG_FATFS_SUPPORT
 #include "fatfs.h"
 #endif
@@ -91,13 +93,12 @@ static int32_t led_init(void)
 
 void led_task(void *p_arg)
 {
+    uint32_t count = 0;
+
     while (1) {
-        gd_eval_led_toggle(LED1);
-        sys_ms_sleep(200);
-        gd_eval_led_toggle(LED2);
-        sys_ms_sleep(200);
-        gd_eval_led_toggle(LED3);
+        gd_eval_led_toggle(((int32_t)(count % 12) - 6) < 0 ? count % 3 : (2 - count % 3));
         sys_ms_sleep(200);
+        count++;
     }
 
     sys_task_delete(NULL);
@@ -124,6 +125,11 @@ __WEAK void app_init(void)
 void start_task(void *p_arg)
 {
     (void)p_arg;
+#if defined (CONFIG_GY3513)
+    size_t len;
+    uint8_t read_buf[2000];
+    const char *filename;
+#endif // CONFIG_GY3513
 
     sys_reset_flag_check();
     sys_os_misc_init();
@@ -134,12 +140,33 @@ void start_task(void *p_arg)
     rcu_periph_clock_enable(RCU_CRC);
     fatfs_mk_mount();
 #endif
+
 #ifdef CONFIG_CONSOLE_ENABLE
     console_init();
 #else
     app_init();
 #endif
 
+#if defined (CONFIG_GY3513)
+#if 0
+    printf("reading input from file... ");
+    fflush(stdout);
+
+    filename = "Test.txt";
+    LWIP_ASSERT("invalid filename", filename != NULL);
+    f = fopen(filename, "rb");
+    LWIP_ASSERT("open failed", f != NULL);
+    len = fread(pktbuf, 1, sizeof(pktbuf), f);
+    len = fwrite(pktbuf, 1, sizeof(pktbuf), f);
+    fclose(f);
+    printf("testing file: \"%s\"...\r\n", filename);
+#else
+    fprintf(stdout, "What is your name?\r\n");
+    fscanf(stdin, "%s", read_buf);
+    fprintf(stdout, "\nHello, %s\r\n", read_buf);
+#endif
+#endif // CONFIG_GY3513
+
     sys_task_delete(NULL);
 }
 
diff --git a/NSPE/WIFI_IOT/bsp/uart.c b/NSPE/WIFI_IOT/bsp/uart.c
index 64ec42a..5c7b66e 100644
--- a/NSPE/WIFI_IOT/bsp/uart.c
+++ b/NSPE/WIFI_IOT/bsp/uart.c
@@ -36,6 +36,7 @@ OF SUCH DAMAGE.
 #include <ctype.h>
 #include "app_cfg.h"
 #include "bsp_inc.h"
+#include "gd32w51x_usart.h"
 #include "uart.h"
 #include "malloc.h"
 #include "wifi_netlink.h"
@@ -46,6 +47,7 @@ char uart_buf[UART_BUFFER_SIZE];
 int index = 0;
 
 #if defined(__ARMCC_VERSION)
+//#if 1
 /* retarget the C library printf function to the USART */
 int fputc(int ch, FILE *f)
 {
@@ -54,6 +56,12 @@ int fputc(int ch, FILE *f)
 
     return ch;
 }
+
+int fgetc(FILE *f)
+{
+    while(RESET == usart_flag_get(LOG_UART, USART_FLAG_RBNE));
+    return usart_data_receive(LOG_UART);
+}
 #elif defined(__ICCARM__)
 int putchar(int ch)
 {
@@ -126,7 +134,7 @@ void usart_config(uint32_t usart_periph)
     usart_baudrate_set(usart_periph, 115200);
     usart_receive_config(usart_periph, USART_RECEIVE_ENABLE);
     usart_transmit_config(usart_periph, USART_TRANSMIT_ENABLE);
-    usart_interrupt_enable(usart_periph, USART_INT_RBNE);
+    //usart_interrupt_enable(usart_periph, USART_INT_RBNE);
     usart_enable(usart_periph);
 }