diff --git a/README.md b/README.md index 579f56a..1c9897c 100644 --- a/README.md +++ b/README.md @@ -11,6 +11,7 @@ AT device 软件包是由 RT-Thread AT 组件针对不同 AT 设备的移植文 | at_socket_esp8266.c | ESP8266 模块针对 AT 组件的移植文件，实现 AT socket | | at_socket_rw007.c | RW007 模块针对 AT 组件的移植文件，实现 AT socket | | at_socket_sim800c.c | SIM800C 模块针对 AT 组件的移植文件，实现 AT socket | +| at_socket_sim76xx.c | SIM76XX 模块针对 AT 组件的移植文件，实现 AT socket | | at_socket_m26.c | M26/MC20 模块针对 AT 组件的移植文件，实现 AT socket | | at_socket_ec20.c | EC20 模块针对 AT 组件的移植文件，实现 AT socket | | at_client_sample.c | ESP8266 模块 AT Client 功能示例文件 | @@ -59,4 +60,4 @@ AT device 软件包是对 AT 组件库和 AT socket 功能的移植，需开启 ## 5. 联系方式 * 维护：RT-Thread 开发团队及社区开发者 -* 主页：https://github.com/RT-Thread-packages/at_device \ No newline at end of file +* 主页：https://github.com/RT-Thread-packages/at_device diff --git a/SConscript b/SConscript index 7b9ceaa..4d20382 100644 --- a/SConscript +++ b/SConscript @@ -19,6 +19,9 @@ if GetDepend(['AT_DEVICE_RW007']): if GetDepend(['AT_DEVICE_SIM800C']): src += Glob('at_socket_sim800c.c') +if GetDepend(['AT_DEVICE_SIM76XX']): + src += Glob('at_socket_sim76xx.c') + if GetDepend(['AT_DEVICE_NOT_SELECTED']): src = Glob('*.c') diff --git a/at_socket_sim76xx.c b/at_socket_sim76xx.c new file mode 100755 index 0000000..cb6dd28 --- /dev/null +++ b/at_socket_sim76xx.c @@ -0,0 +1,1174 @@ +/* + * File : at_socket_sim76xx.c + * This file is part of RT-Thread RTOS + * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Change Logs: + * Date Author Notes + * 2018-12-22 thomasonegd first version + * 2019-03-06 thomasonegd fix udp connection. + * 2019-03-08 thomasonegd add power_on & power_off api + */ + +#include +#include +#include + +#include +#include + +#include + +#if !defined(AT_SW_VERSION_NUM) || AT_SW_VERSION_NUM < 0x10200 +#error "This AT Client version is older, please check and update latest AT Client!" +#endif + +#define LOG_TAG "at.sim76xx" +#include + +#ifdef AT_DEVICE_SIM76XX + +#define SIM76XX_MODULE_SEND_MAX_SIZE 1500 +#define SIM76XX_WAIT_CONNECT_TIME 5000 +#define SIM76XX_THREAD_STACK_SIZE 1024 +#define SIM76XX_THREAD_PRIORITY (RT_THREAD_PRIORITY_MAX/2) + +#define SIM76XX_MAX_CONNECTIONS 10 + +/* set real event by current socket and current state */ +#define SET_EVENT(socket, event) (((socket + 1) << 16) | (event)) + +/* AT socket event type */ +#define SIM76XX_EVENT_CONN_OK (1L << 0) +#define SIM76XX_EVENT_SEND_OK (1L << 1) +#define SIM76XX_EVENT_RECV_OK (1L << 2) +#define SIM76XX_EVNET_CLOSE_OK (1L << 3) +#define SIM76XX_EVENT_CONN_FAIL (1L << 4) +#define SIM76XX_EVENT_SEND_FAIL (1L << 5) + +uint8_t at_socket_init = 0; + +static int cur_socket; +static int cur_send_bfsz; +static rt_event_t at_socket_event; +static rt_mutex_t at_event_lock; +static at_evt_cb_t at_evt_cb_set[] = { + [AT_SOCKET_EVT_RECV] = NULL, + [AT_SOCKET_EVT_CLOSED] = NULL, +}; + +static char udp_ipstr[SIM76XX_MAX_CONNECTIONS][16]; +static int udp_port[SIM76XX_MAX_CONNECTIONS]; + +static void at_tcp_ip_errcode_parse(int result)//Unsolicited TCP/IP command codes +{ + switch(result) + { + case 0 : LOG_D("%d : operation succeeded ", result); break; + case 1 : LOG_E("%d : UNetwork failure", result); break; + case 2 : LOG_E("%d : Network not opened", result); break; + case 3 : LOG_E("%d : Wrong parameter", result); break; + case 4 : LOG_E("%d : Operation not supported", result); break; + case 5 : LOG_E("%d : Failed to create socket", result); break; + case 6 : LOG_E("%d : Failed to bind socket", result); break; + case 7 : LOG_E("%d : TCP server is already listening", result); break; + case 8 : LOG_E("%d : Busy", result); break; + case 9 : LOG_E("%d : Sockets opened", result); break; + case 10 : LOG_E("%d : Timeout ", result); break; + case 11 : LOG_E("%d : DNS parse failed for AT+CIPOPEN", result); break; + case 255 : LOG_E("%d : Unknown error", result); break; + } +} + + +static int at_socket_event_send(uint32_t event) +{ + return (int) rt_event_send(at_socket_event, event); +} + +static int at_socket_event_recv(uint32_t event, uint32_t timeout, rt_uint8_t option) +{ + int result = 0; + rt_uint32_t recved; + + result = rt_event_recv(at_socket_event, event, option | RT_EVENT_FLAG_CLEAR, timeout, &recved); + if (result != RT_EOK) + { + return -RT_ETIMEOUT; + } + + return recved; +} + +/** + * close socket by AT commands. + * + * @param current socket + * + * @return 0: close socket success + * -1: send AT commands error + * -2: wait socket event timeout + * -5: no memory + */ +static int sim76xx_socket_close(int socket) +{ + at_response_t resp = RT_NULL; + int result = RT_EOK; + int activated; + uint8_t s; + uint8_t lnk_stat[10]; + + resp = at_create_resp(128, 0, rt_tick_from_millisecond(500)); + if (!resp) + { + LOG_E("No memory for response structure!"); + return -RT_ENOMEM; + } + + rt_mutex_take(at_event_lock, RT_WAITING_FOREVER); + + rt_thread_delay(rt_tick_from_millisecond(100)); + + // check socket link_state + if (at_exec_cmd(resp,"AT+CIPCLOSE?") < 0) + { + result = -RT_ERROR; + goto __exit; + } + + if(at_resp_parse_line_args_by_kw(resp,"+CIPCLOSE:", "+CIPCLOSE: %d,%d,%d,%d,%d,%d,%d,%d,%d,%d",&lnk_stat[0],&lnk_stat[1],&lnk_stat[1] + ,&lnk_stat[2],&lnk_stat[3],&lnk_stat[4],&lnk_stat[5],&lnk_stat[6],&lnk_stat[7],&lnk_stat[8],&lnk_stat[9]) < 0) + { + result = -RT_ERROR; + goto __exit; + } + + if (lnk_stat[socket]) + { + // close tcp or udp socket if connected + if (at_exec_cmd(resp, "AT+CIPCLOSE=%d", socket) < 0) + { + result = -RT_ERROR; + goto __exit; + } + } + // check the network open or not + if (at_exec_cmd(resp,"AT+NETOPEN?") < 0) + { + result = -RT_ERROR; + + goto __exit; + } + + if(at_resp_parse_line_args_by_kw(resp, "+NETOPEN:", "+NETOPEN: %d", &activated) < 0) + { + result = -RT_ERROR; + goto __exit; + } + + if (activated) + { + // if already open,then close it. + if (at_exec_cmd(resp,"AT+NETCLOSE") < 0) + { + result = -RT_ERROR; + + goto __exit; + } + } + __exit: + rt_mutex_release(at_event_lock); + + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + +/** + * open packet network + */ +static int sim76xx_network_socket_open(void) +{ + int result = RT_EOK; + at_response_t resp = RT_NULL; + int activated; + + resp = at_create_resp(128, 0, rt_tick_from_millisecond(5000)); + if (!resp) + { + LOG_E("No memory for response structure!"); + return -RT_ENOMEM; + } + + rt_mutex_take(at_event_lock, RT_WAITING_FOREVER); + + // check the network open or not + if (at_exec_cmd(resp,"AT+NETOPEN?") < 0) + { + result = -RT_ERROR; + + goto __exit; + } + + if(at_resp_parse_line_args_by_kw(resp, "+NETOPEN:", "+NETOPEN: %d", &activated) < 0) + { + result = -RT_ERROR; + goto __exit; + } + + if (activated) + {//network socket is already opened + goto __exit; + }else + { + // if not opened the open it. + if (at_exec_cmd(resp,"AT+NETOPEN") < 0) + { + result = -RT_ERROR; + + goto __exit; + } + } +__exit: + rt_mutex_release(at_event_lock); + + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + +/** + * create TCP/UDP client or server connect by AT commands. + * + * @param socket current socket + * @param ip server or client IP address + * @param port server or client port + * @param type connect socket type(tcp, udp) + * @param is_client connection is client + * + * @return 0: connect success + * -1: connect failed, send commands error or type error + * -2: wait socket event timeout + * -5: no memory + */ +static int sim76xx_socket_connect(int socket, char *ip, int32_t port, enum at_socket_type type, rt_bool_t is_client) +{ + at_response_t resp = RT_NULL; + int result = RT_EOK,event_result = 0; + rt_bool_t retryed = RT_FALSE; + + RT_ASSERT(ip); + RT_ASSERT(port >= 0); + + resp = at_create_resp(128, 0, rt_tick_from_millisecond(5000)); + if (!resp) + { + LOG_E("No memory for response structure!"); + return -RT_ENOMEM; + } + + rt_mutex_take(at_event_lock, RT_WAITING_FOREVER); + +__retry: + if (is_client) + { + //open network socket first(AT+NETOPEN) + sim76xx_network_socket_open(); + + switch (type) + { + case AT_SOCKET_TCP: + /* send AT commands to connect TCP server */ + if (at_exec_cmd(resp, "AT+CIPOPEN=%d,\"TCP\",\"%s\",%d", socket, ip, port) < 0) + { + result = -RT_ERROR; + } + break; + + case AT_SOCKET_UDP: + if (at_exec_cmd(resp, "AT+CIPOPEN=%d,\"UDP\",,,%d", socket, port) < 0) + { + result = -RT_ERROR; + } + strcpy(udp_ipstr[socket],ip); + udp_port[socket] = port; + break; + + default: + LOG_E("Not supported connect type : %d.", type); + result = -RT_ERROR; + goto __exit; + } + } + + /* waiting result event from AT URC, the device default connection timeout is 75 seconds, but it set to 10 seconds is convenient to use.*/ + if (at_socket_event_recv(SET_EVENT(socket, 0), rt_tick_from_millisecond(10 * 1000), RT_EVENT_FLAG_OR) < 0) + { + LOG_E("socket (%d) connect failed, wait connect result timeout.", socket); + result = -RT_ETIMEOUT; + goto __exit; + } + /* waiting OK or failed result */ + if ((event_result = at_socket_event_recv(SIM76XX_EVENT_CONN_OK | SIM76XX_EVENT_CONN_FAIL, rt_tick_from_millisecond(1 * 1000), + RT_EVENT_FLAG_OR)) < 0) + { + LOG_E("socket (%d) connect failed, wait connect OK|FAIL timeout.", socket); + result = -RT_ETIMEOUT; + goto __exit; + } + /* check result */ + if (event_result & SIM76XX_EVENT_CONN_FAIL) + { + if (!retryed) + { + LOG_E("socket (%d) connect failed, maybe the socket was not be closed at the last time and now will retry.", socket); + if (sim76xx_socket_close(socket) < 0) + { + goto __exit; + } + retryed = RT_TRUE; + goto __retry; + } + LOG_E("socket (%d) connect failed, failed to establish a connection.", socket); + result = -RT_ERROR; + goto __exit; + } + + if (result != RT_EOK && !retryed) + { + LOG_D("socket (%d) connect failed, maybe the socket was not be closed at the last time and now will retry.", socket); + if (sim76xx_socket_close(socket) < 0) + { + goto __exit; + } + retryed = RT_TRUE; + result = RT_EOK; + goto __retry; + } + +__exit: + rt_mutex_release(at_event_lock); + + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + +/** + * send data to server or client by AT commands. + * + * @param socket current socket + * @param buff send buffer + * @param bfsz send buffer size + * @param type connect socket type(tcp, udp) + * + * @return >=0: the size of send success + * -1: send AT commands error or send data error + * -2: waited socket event timeout + * -5: no memory + */ +static int sim76xx_socket_send(int socket, const char *buff, size_t bfsz, enum at_socket_type type) +{ + int result = RT_EOK; + int event_result = 0; + at_response_t resp = RT_NULL; + size_t cur_pkt_size = 0, sent_size = 0; + + RT_ASSERT(buff); + RT_ASSERT(bfsz > 0); + + resp = at_create_resp(128, 2, rt_tick_from_millisecond(5000)); + if (!resp) + { + LOG_E("No memory for response structure!"); + return -RT_ENOMEM; + } + + rt_mutex_take(at_event_lock, RT_WAITING_FOREVER); + + /* set current socket for send URC event */ + cur_socket = socket; + /* set AT client end sign to deal with '>' sign.*/ + at_set_end_sign('>'); + + while (sent_size < bfsz) + { + if (bfsz - sent_size < SIM76XX_MODULE_SEND_MAX_SIZE) + { + cur_pkt_size = bfsz - sent_size; + } + else + { + cur_pkt_size = SIM76XX_MODULE_SEND_MAX_SIZE; + } + + switch(type) + { + case AT_SOCKET_TCP: + /* send the "AT+CIPSEND" commands to AT server than receive the '>' response on the first line. */ + if (at_exec_cmd(resp, "AT+CIPSEND=%d,%d", socket, cur_pkt_size) < 0) + { + result = -RT_ERROR; + goto __exit; + } + break; + case AT_SOCKET_UDP: + /* send the "AT+CIPSEND" commands to AT server than receive the '>' response on the first line. */ + if (at_exec_cmd(resp, "AT+CIPSEND=%d,%d,\"%s\",%d", socket, cur_pkt_size,udp_ipstr[socket],udp_port[socket]) < 0) + { + result = -RT_ERROR; + goto __exit; + } + break; + } + + /* send the real data to server or client */ + result = (int) at_client_send(buff + sent_size, cur_pkt_size); + if (result == 0) + { + result = -RT_ERROR; + goto __exit; + } + + /* waiting result event from AT URC */ + if (at_socket_event_recv(SET_EVENT(socket, 0), rt_tick_from_millisecond(5 * 1000), RT_EVENT_FLAG_OR) < 0) + { + LOG_E("socket (%d) send failed, wait connect result timeout.", socket); + result = -RT_ETIMEOUT; + goto __exit; + } + /* waiting OK or failed result */ + if ((event_result = at_socket_event_recv(SIM76XX_EVENT_SEND_OK | SIM76XX_EVENT_SEND_FAIL, rt_tick_from_millisecond(5 * 1000), + RT_EVENT_FLAG_OR)) < 0) + { + LOG_E("socket (%d) send failed, wait connect OK|FAIL timeout.", socket); + result = -RT_ETIMEOUT; + goto __exit; + } + /* check result */ + if (event_result & SIM76XX_EVENT_SEND_FAIL) + { + LOG_E("socket (%d) send failed, return failed.", socket); + result = -RT_ERROR; + goto __exit; + } + + if (type == AT_SOCKET_TCP) + { + cur_pkt_size = cur_send_bfsz; + } + + sent_size += cur_pkt_size; + } + +__exit: + /* reset the end sign for data */ + at_set_end_sign(0); + + rt_mutex_release(at_event_lock); + + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + +/** + * domain resolve by AT commands. + * + * @param name domain name + * @param ip parsed IP address, it's length must be 16 + * + * @return 0: domain resolve success + * -2: wait socket event timeout + * -5: no memory + */ +static int sim76xx_domain_resolve(const char *name, char ip[16]) +{ +#define RESOLVE_RETRY 5 + + int i, result = RT_EOK; + char domain[32] = { 0 }; + char domain_ip[16] = {0}; + at_response_t resp = RT_NULL; + + RT_ASSERT(name); + RT_ASSERT(ip); + + resp = at_create_resp(128, 0, rt_tick_from_millisecond(5000)); + if (!resp) + { + LOG_E("No memory for response structure!"); + return -RT_ENOMEM; + } + + rt_mutex_take(at_event_lock, RT_WAITING_FOREVER); + + for(i = 0; i < RESOLVE_RETRY; i++) + { + if (at_exec_cmd(resp, "AT+CDNSGIP=\"%s\"", name) < 0) + { + rt_thread_delay(rt_tick_from_millisecond(200)); + /* resolve failed, maybe receive an URC CRLF */ + continue; + } + + /* parse the third line of response data, get the IP address */ + /* +CDNSGIP: 1,"www.baidu.com","14.215.177.39" */ + if(at_resp_parse_line_args_by_kw(resp, "+CDNSGIP:", "+CDNSGIP: 1,%[^,],\"%[^\"]", domain,domain_ip) < 0) + { + rt_thread_delay(rt_tick_from_millisecond(200)); + /* resolve failed, maybe receive an URC CRLF */ + continue; + } + + if (strlen(domain_ip) < 8) + { + rt_thread_delay(rt_tick_from_millisecond(200)); + /* resolve failed, maybe receive an URC CRLF */ + continue; + } + else + { + strncpy(ip, domain_ip, 15); + ip[15] = '\0'; + break; + } + } + + rt_mutex_release(at_event_lock); + + if (i == RESOLVE_RETRY) + { + result = -RT_ERROR; + } + + if (resp) + { + at_delete_resp(resp); + } + + return result; + +} + +/** + * set AT socket event notice callback + * + * @param event notice event + * @param cb notice callback + */ +static void sim76xx_socket_set_event_cb(at_socket_evt_t event, at_evt_cb_t cb) +{ + if (event < (sizeof(at_evt_cb_set) / sizeof(at_evt_cb_set[1]))) + { + at_evt_cb_set[event] = cb; + } +} + +static void urc_send_func(const char *data, rt_size_t size) +{ + int socket = 0; + int rqst_size; + int cnf_size; + + RT_ASSERT(data && size); + + sscanf(data,"+CIPSEND: %d,%d,%d",&socket,&rqst_size,&cnf_size); + + cur_send_bfsz = cnf_size; + + at_socket_event_send(SET_EVENT(socket, SIM76XX_EVENT_SEND_OK)); +} + +static void urc_ping_func(const char *data, rt_size_t size) +{ + static int icmp_seq = 0; + int i, j = 0; + int result, recv_len, time, ttl; + int sent, rcvd, lost, min, max, avg; + char dst_ip[16] = { 0 }; + + RT_ASSERT(data); + + for (i=0;i sizeof(temp)) + { + at_client_recv(temp, sizeof(temp), timeout); + } + else + { + at_client_recv(temp, bfsz - temp_size, timeout); + } + temp_size += sizeof(temp); + } + return; + } + + /* sync receive data */ + if (at_client_recv(recv_buf, bfsz, timeout) != bfsz) + { + LOG_E("receive size(%d) data failed!", bfsz); + rt_free(recv_buf); + return; + } + + /* notice the receive buffer and buffer size */ + if (at_evt_cb_set[AT_SOCKET_EVT_RECV]) + { + at_evt_cb_set[AT_SOCKET_EVT_RECV](cur_socket, AT_SOCKET_EVT_RECV, recv_buf, bfsz); + } +} + +static struct at_urc urc_table[] = { + {"+CIPSEND:", "\r\n", urc_send_func}, + {"+CIPOPEN:", "\r\n", urc_connect_func}, + {"+CPING:", "\r\n", urc_ping_func}, + {"+IPCLOSE", "\r\n", urc_close_func}, + {"+IPD", "\r\n", urc_recv_func}, +}; + +#define AT_SEND_CMD(resp, cmd) \ + do \ + { \ + if (at_exec_cmd(at_resp_set_info(resp, 256, 0, rt_tick_from_millisecond(5000)), cmd) < 0) \ + { \ + LOG_E("RT AT send commands(%s) error!", cmd); \ + result = -RT_ERROR; \ + goto __exit; \ + } \ + } while(0); \ + + +/** + * power up sim76xx modem + */ +static void sim76xx_power_on(void) +{ + rt_pin_write(AT_DEVICE_POWER_PIN, PIN_HIGH); + rt_thread_delay(rt_tick_from_millisecond(300)); + rt_pin_write(AT_DEVICE_POWER_PIN, PIN_LOW); + + while (rt_pin_read(AT_DEVICE_STATUS_PIN) == PIN_LOW) + { + rt_thread_delay(rt_tick_from_millisecond(10)); + } +} + +static void sim76xx_power_off(void) +{ + rt_pin_write(AT_DEVICE_POWER_PIN, PIN_HIGH); + rt_thread_delay(rt_tick_from_millisecond(3000)); + rt_pin_write(AT_DEVICE_POWER_PIN, PIN_LOW); + + while (rt_pin_read(AT_DEVICE_STATUS_PIN) == PIN_HIGH) + { + rt_thread_delay(rt_tick_from_millisecond(10)); + } + rt_pin_write(AT_DEVICE_POWER_PIN, PIN_LOW); +} + + +static void sim76xx_init_thread_entry(void *parameter) +{ +#define CSQ_RETRY 20 +#define CREG_RETRY 10 +#define CGREG_RETRY 20 +#define CGATT_RETRY 10 +#define CCLK_RETRY 10 + + at_response_t resp = RT_NULL; + rt_err_t result = RT_EOK; + rt_size_t i, qi_arg[3]; + char parsed_data[20]; + + resp = at_create_resp(128, 0, rt_tick_from_millisecond(300)); + if (!resp) + { + LOG_E("No memory for response structure!"); + result = -RT_ENOMEM; + goto __exit; + } + + /* power-up sim76xx */ + sim76xx_power_on(); + + LOG_D("Start initializing the SIM76XXE module"); + /* wait SIM76XX startup finish, Send AT every 5s, if receive OK, SYNC success*/ + if (at_client_wait_connect(SIM76XX_WAIT_CONNECT_TIME)) + { + result = -RT_ETIMEOUT; + goto __exit; + } + + /* disable echo */ + AT_SEND_CMD(resp, "ATE0"); + + /* get module version */ + AT_SEND_CMD(resp, "ATI"); + + /* show module version */ + for (i = 0; i < (int) resp->line_counts - 1; i++) + { + LOG_D("%s", at_resp_get_line(resp, i + 1)); + } + /* check SIM card */ + + AT_SEND_CMD(resp, "AT+CPIN?"); + if (!at_resp_get_line_by_kw(resp, "READY")) + { + LOG_E("SIM card detection failed"); + result = -RT_ERROR; + goto __exit; + } + + /* waiting for dirty data to be digested */ + rt_thread_delay(rt_tick_from_millisecond(10)); + /* check signal strength */ + for (i = 0; i < CSQ_RETRY; i++) + { + AT_SEND_CMD(resp, "AT+CSQ"); + at_resp_parse_line_args_by_kw(resp, "+CSQ:", "+CSQ: %d,%d", &qi_arg[0], &qi_arg[1]); + if (qi_arg[0] != 99) + { + LOG_D("Signal strength: %d Channel bit error rate: %d", qi_arg[0], qi_arg[1]); + break; + } + rt_thread_delay(rt_tick_from_millisecond(1000)); + } + + if (i == CSQ_RETRY) + { + LOG_E("Signal strength check failed (%s)", parsed_data); + result = -RT_ERROR; + goto __exit; + } + + //do not show the prompt when receiving data + AT_SEND_CMD(resp, "AT+CIPSRIP=0"); + + /* check the GSM network is registered */ + for (i = 0; i < CREG_RETRY; i++) + { + AT_SEND_CMD(resp,"AT+CREG?"); + at_resp_parse_line_args_by_kw(resp, "+CREG:", "+CREG: %s", &parsed_data); + if (!strncmp(parsed_data, "0,1", sizeof(parsed_data)) || !strncmp(parsed_data, "0,5", sizeof(parsed_data))) + { + LOG_D("GSM network is registered (%s)", parsed_data); + break; + } + rt_thread_delay(rt_tick_from_millisecond(1000)); + } + if (i == CREG_RETRY) + { + LOG_E("The GSM network is register failed (%s)", parsed_data); + result = -RT_ERROR; + goto __exit; + } + /* check the GPRS network is registered */ + for (i = 0; i < CGREG_RETRY; i++) + { + AT_SEND_CMD(resp,"AT+CGREG?"); + at_resp_parse_line_args_by_kw(resp, "+CGREG:", "+CGREG: %s", &parsed_data); + if (!strncmp(parsed_data, "0,1", sizeof(parsed_data)) || !strncmp(parsed_data, "0,5", sizeof(parsed_data))) + { + LOG_D("GPRS network is registered (%s)", parsed_data); + break; + } + rt_thread_delay(rt_tick_from_millisecond(1000)); + } + + if (i == CGREG_RETRY) + { + LOG_E("The GPRS network is register failed (%s)", parsed_data); + result = -RT_ERROR; + goto __exit; + } + + /* check packet domain attach or detach */ + for (i = 0;i < CGATT_RETRY; i++) + { + AT_SEND_CMD(resp,"AT+CGATT?") + at_resp_parse_line_args_by_kw(resp,"+CGATT:","+CGATT: %s",&parsed_data); + if (!strncmp(parsed_data,"1",1)) + { + LOG_I("Packet domain attach"); + break; + } + + rt_thread_delay(rt_tick_from_millisecond(1000)); + } + + if (i == CGATT_RETRY) + { + LOG_E("The GPRS network attach failed"); + result = -RT_ERROR; + goto __exit; + } + + /* get real time */ + int year,month,day,hour,min,sec; + + for (i = 0;i < CCLK_RETRY;i++) + { + if (at_exec_cmd(at_resp_set_info(resp, 256, 0, rt_tick_from_millisecond(5000)), "AT+CCLK?") < 0) + { + rt_thread_delay(rt_tick_from_millisecond(500)); + continue; + } + + //+CCLK: "18/12/22,18:33:12+32" + if (at_resp_parse_line_args_by_kw(resp,"+CCLK:","+CCLK: \"%d/%d/%d,%d:%d:%d",&year,&month,&day,&hour,&min,&sec) < 0) + { + rt_thread_delay(rt_tick_from_millisecond(500)); + continue; + } + + set_date(year + 2000,month,day); + set_time(hour,min,sec); + + break; + } + + if (i == CCLK_RETRY) + { + LOG_E("The GPRS network attach failed"); + result = -RT_ERROR; + goto __exit; + } + + /* set active PDP context's profile number */ + AT_SEND_CMD(resp, "AT+CSOCKSETPN=1"); + +__exit: + if (resp) + { + at_delete_resp(resp); + } + + if (!result) + { + LOG_I("AT network initialize success!"); + at_socket_init = 1; + } + else + { + LOG_E("AT network initialize failed (%d)!", result); + } +} + +int sim76xx_net_init(void) +{ +#ifdef PKG_AT_INIT_BY_THREAD + rt_thread_t tid; + + tid = rt_thread_create("sim76xx_net_init", sim76xx_init_thread_entry, RT_NULL,SIM76XX_THREAD_STACK_SIZE, SIM76XX_THREAD_PRIORITY, 20); + if (tid) + { + rt_thread_startup(tid); + } + else + { + LOG_E("Create AT initialization thread fail!"); + } +#else + sim76xx_init_thread_entry(RT_NULL); +#endif + + return RT_EOK; +} + +int sim76xx_ping(int argc, char **argv) +{ + at_response_t resp = RT_NULL; + + if (argc != 2) + { + rt_kprintf("Please input: at_ping \n"); + return -RT_ERROR; + } + + resp = at_create_resp(64, 0, rt_tick_from_millisecond(5000)); + if (!resp) + { + rt_kprintf("No memory for response structure!\n"); + return -RT_ENOMEM; + } + + if (at_exec_cmd(resp, "AT+CPING=\"%s\",1,4,64,1000,10000,255", argv[1]) < 0) + { + if (resp) + { + at_delete_resp(resp); + } + rt_kprintf("AT send ping commands error!\n"); + return -RT_ERROR; + } + + if (resp) + { + at_delete_resp(resp); + } + + return RT_EOK; +} + +int sim76xx_connect(int argc, char **argv) +{ + int32_t port; + + if (argc != 3) + { + rt_kprintf("Please input: at_connect \n"); + return -RT_ERROR; + } + sscanf(argv[2],"%d",&port); + sim76xx_socket_connect(0, argv[1], port, AT_SOCKET_TCP, 1); + + return RT_EOK; +} + +int sim76xx_close(int argc, char **argv) +{ + if (sim76xx_socket_close(0) < 0) + { + rt_kprintf("sim76xx_socket_close fail\n"); + } + else + { + rt_kprintf("sim76xx_socket_closeed\n"); + } + return RT_EOK; +} + +int sim76xx_send(int argc, char **argv) +{ + const char *buff = "1234567890\n"; + if (sim76xx_socket_send(0, buff, 11, AT_SOCKET_TCP) < 0) + { + rt_kprintf("sim76xx_socket_send fail\n"); + } + + return RT_EOK; +} + +int sim76xx_domain(int argc, char **argv) +{ + char ip[16]; + if (sim76xx_domain_resolve("www.baidu.com", ip) < 0) + { + rt_kprintf("sim76xx_socket_send fail\n"); + } + else + { + rt_kprintf("baidu.com : %s\n", ip); + } + + return RT_EOK; +} + +int sim76xx_ifconfig(void) +{ + at_response_t resp = RT_NULL; + char resp_arg[AT_CMD_MAX_LEN] = { 0 }; + rt_err_t result = RT_EOK; + + resp = at_create_resp(128, 2, rt_tick_from_millisecond(300)); + if (!resp) + { + rt_kprintf("No memory for response structure!\n"); + return -RT_ENOMEM; + } + + /* Show PDP address */ + AT_SEND_CMD(resp, "AT+CGPADDR"); + at_resp_parse_line_args_by_kw(resp, "+CGPADDR:", "+CGPADDR: %s", &resp_arg); + rt_kprintf("IP adress : %s\n", resp_arg); + +__exit: + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + + +#ifdef FINSH_USING_MSH +#include +MSH_CMD_EXPORT_ALIAS(sim76xx_net_init, at_net_init, initialize AT network); +MSH_CMD_EXPORT_ALIAS(sim76xx_ping, at_ping, AT ping network host); +MSH_CMD_EXPORT_ALIAS(sim76xx_ifconfig, at_ifconfig, list the information of network interfaces); +MSH_CMD_EXPORT_ALIAS(sim76xx_connect, at_connect, AT connect network host); +MSH_CMD_EXPORT_ALIAS(sim76xx_close, at_close, AT close a socket); +MSH_CMD_EXPORT_ALIAS(sim76xx_send, at_send, AT send a pack); +MSH_CMD_EXPORT_ALIAS(sim76xx_domain, at_domain, AT domain resolve); +#endif + +static const struct at_device_ops sim76xx_socket_ops = { + sim76xx_socket_connect, + sim76xx_socket_close, + sim76xx_socket_send, + sim76xx_domain_resolve, + sim76xx_socket_set_event_cb, +}; + +static int at_socket_device_init(void) +{ + /* create current AT socket event */ + at_socket_event = rt_event_create("at_se", RT_IPC_FLAG_FIFO); + if (at_socket_event == RT_NULL) + { + LOG_E("RT AT client port initialize failed! at_sock_event create failed!"); + return -RT_ENOMEM; + } + + /* create current AT socket event lock */ + at_event_lock = rt_mutex_create("at_se", RT_IPC_FLAG_FIFO); + if (at_event_lock == RT_NULL) + { + LOG_E("RT AT client port initialize failed! at_sock_lock create failed!"); + rt_event_delete(at_socket_event); + return -RT_ENOMEM; + } + + /* initialize AT client */ + at_client_init(AT_DEVICE_NAME, AT_DEVICE_RECV_BUFF_LEN); + + /* register URC data execution function */ + at_set_urc_table(urc_table, sizeof(urc_table) / sizeof(urc_table[0])); + + /* initialize sim76xx pin config */ + rt_pin_mode(AT_DEVICE_POWER_PIN, PIN_MODE_OUTPUT); + rt_pin_mode(AT_DEVICE_STATUS_PIN, PIN_MODE_INPUT); + + /* initialize sim76xx network */ + sim76xx_net_init(); + + /* set sim76xx AT Socket options */ + at_socket_device_register(&sim76xx_socket_ops); + + return RT_EOK; +} +INIT_APP_EXPORT(at_socket_device_init); + +#endif /* AT_DEVICE_SIM76XX */