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Update nb-iot_example.c

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This commit is contained in:
David Lin
2020-07-31 20:45:44 +08:00
committed by GitHub
parent 1a7d599fbd
commit 24adda3e0d
1 changed files with 30 additions and 17 deletions
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47
examples/nb-iot_demo/nb-iot_example.c
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@@ -5,6 +5,7 @@
#define NB_IoT_TEST_TASK_STK_SIZE 1024 #define NB_IoT_TEST_TASK_STK_SIZE 1024
void nb_iot_demo(void); void nb_iot_demo(void);
osThreadDef(nb_iot_demo, osPriorityNormal, 1, NB_IoT_TEST_TASK_STK_SIZE); osThreadDef(nb_iot_demo, osPriorityNormal, 1, NB_IoT_TEST_TASK_STK_SIZE);
@@ -15,30 +16,42 @@ uint8_t recv_data[RECV_LEN];
void nb_iot_demo(void) void nb_iot_demo(void)
{ {
int recv_len = -1; int recv_len = -1;
int bc35_28_95_sal_lwm2m_init(hal_uart_port_t uart_port);
extern int bc35_28_95_sal_lwm2m_init(hal_uart_port_t uart_port);
bc35_28_95_sal_lwm2m_init(HAL_UART_PORT_0); bc35_28_95_sal_lwm2m_init(HAL_UART_PORT_0);
socket_id = tos_sal_module_connect("49.4.85.232","5683",TOS_SAL_PROTO_UDP); socket_id = tos_sal_module_connect("49.4.85.232","5683",TOS_SAL_PROTO_UDP);
if(socket_id !=-1){ if(socket_id !=-1)
{
printf("connect to cloud success! fd: %d\n", socket_id); printf("connect to cloud success! fd: %d\n", socket_id);
} }
else{ else
{
printf("connect to cloud failed!\n"); printf("connect to cloud failed!\n");
} }
while (1) {
tos_sal_module_send(socket_id, (const void*)"22", strlen("22"));
recv_len = tos_sal_module_recv(socket_id, recv_data, sizeof(recv_data)); while (1)
if (recv_len < 0) { {
printf("task receive error\n"); tos_sal_module_send(socket_id, (const void*)"22", strlen("22"));
} else if (recv_len == 0) {
printf("task receive none\n");
} else {
recv_data[recv_len] = 0;
printf("task: receive len: %d\nmsg from remote: %s\n", recv_len, recv_data);
}
tos_sleep_ms(2000); memset(&recv_data[0], 0, sizeof(recv_data));
} recv_len = tos_sal_module_recv(socket_id, recv_data, sizeof(recv_data));
if (recv_len < 0)
{
printf("task receive error\n");
}
else if (recv_len == 0)
{
printf("task receive none\n");
}
else
{
recv_data[recv_len] = 0;
printf("task: receive len: %d\nmsg from remote: %s\n", recv_len, recv_data);
}
tos_sleep_ms(2000);
}
} }
void application_entry(void *arg) void application_entry(void *arg)