james/SumProject
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

const char *

Browse Source
This commit is contained in:
dgjames 2024-12-21 19:08:51 +08:00
parent fb5772da17
commit f27d46c2bd
2 changed files with 11 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
my_pro/myinfrared.c
View File

@ -34,7 +34,8 @@ void snake_compare(rt_uint8_t key, rt_uint8_t repeat)
if (rt_atomic_load(&now_direction) != 2) if (rt_atomic_load(&now_direction) != 2)
rt_atomic_store(&now_direction, 0); rt_atomic_store(&now_direction, 0);
rt_strncpy(str,"forward\n",10); const char *str ="forward\n";
// rt_strncpy(str,"forward\n",10);
// *str = ; // *str = ;
rt_device_write(serial, 0, str, rt_strlen(str)); rt_device_write(serial, 0, str, rt_strlen(str));
@ -46,7 +47,8 @@ void snake_compare(rt_uint8_t key, rt_uint8_t repeat)
if (rt_atomic_load(&now_direction) != 3) if (rt_atomic_load(&now_direction) != 3)
rt_atomic_store(&now_direction, 1); rt_atomic_store(&now_direction, 1);
// *str = "left\n"; // *str = "left\n";
rt_strncpy(str,"left\n",10); const char *str = "left\n";
// rt_strncpy(str,"left\n",10);
rt_device_write(serial, 0, str, rt_strlen(str)); rt_device_write(serial, 0, str, rt_strlen(str));
} }
@ -55,8 +57,8 @@ void snake_compare(rt_uint8_t key, rt_uint8_t repeat)
{ {
if (rt_atomic_load(&now_direction) != 0) if (rt_atomic_load(&now_direction) != 0)
rt_atomic_store(&now_direction, 2); rt_atomic_store(&now_direction, 2);
// *str= "back\n"; const char *str = "back\n";
rt_strncpy(str,"back\n",10); // rt_strncpy(str,"back\n",10);
rt_device_write(serial, 0, str, rt_strlen(str)); rt_device_write(serial, 0, str, rt_strlen(str));
} }
@ -65,8 +67,8 @@ void snake_compare(rt_uint8_t key, rt_uint8_t repeat)
{ {
if (rt_atomic_load(&now_direction) != 1) if (rt_atomic_load(&now_direction) != 1)
rt_atomic_store(&now_direction, 3); rt_atomic_store(&now_direction, 3);
rt_strncpy(str,"right\n",10); // rt_strncpy(str,"right\n",10);
// *str = "right\n"; const char *str = "right\n";
rt_device_write(serial, 0, str, rt_strlen(str)); rt_device_write(serial, 0, str, rt_strlen(str));
} }
@ -84,8 +86,8 @@ void snake_compare(rt_uint8_t key, rt_uint8_t repeat)
// 确认（暂停、页面冻结） // 确认（暂停、页面冻结）
if (repeat == 0 && (rt_strcmp(tmp, "73") == 0||rt_strcmp(tmp, "FF") == 0)) if (repeat == 0 && (rt_strcmp(tmp, "73") == 0||rt_strcmp(tmp, "FF") == 0))
{ {
*str = "OK\n"; const char *str = "OK\n";
rt_strncpy(str,"OK\n",10); // rt_strncpy(str,"OK\n",10);
rt_device_write(serial, 0, str, rt_strlen(str)); rt_device_write(serial, 0, str, rt_strlen(str));
if (page_chosen == 4&& page_stop == 0) if (page_chosen == 4&& page_stop == 0)
{ {

2
my_pro/myproject.c
View File

@ -468,7 +468,7 @@ void serial_init(void)
rt_device_open(serial, RT_DEVICE_FLAG_INT_RX); rt_device_open(serial, RT_DEVICE_FLAG_INT_RX);
// /* 设置接收回调函数 */ // /* 设置接收回调函数 */
rt_device_set_rx_indicate(serial, uart_input); rt_device_set_rx_indicate(serial, uart_input);
char str[] = "hello RTT\r\n"; const char *str = "hello RTT\r\n";
/* 发送字符串 */ /* 发送字符串 */
rt_device_write(serial, 0, str, (sizeof(str) - 1)); rt_device_write(serial, 0, str, (sizeof(str) - 1));
/* 创建 serial 线程 */ /* 创建 serial 线程 */