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Fork with SeeedStudio Xadow GPS v2 enabled
Dependencies: FXOS8700CQ MODSERIAL XadowGPS mbed
Fork of Avnet_ATT_Cellular_IOT by
wnc_control.cpp@42:be4b9ee3a615, 2016-07-24 (annotated)
- Committer:
- fkellermavnet
- Date:
- Sun Jul 24 03:10:21 2016 +0000
- Revision:
- 42:be4b9ee3a615
- Parent:
- 40:aec4d09fde23
- Child:
- 43:6821a9c78c4b
Re-did debug output.; Added poll of Cellular connectivity of WNC before every command.; Eliminated calling hardware init unless the initial and subsequent software init fails.; Added one-shot to commands that the WNC seems sensitive too.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
JMF | 2:0e2ef866af95 | 1 | #include "mbed.h" |
JMF | 2:0e2ef866af95 | 2 | #include <cctype> |
JMF | 2:0e2ef866af95 | 3 | #include <string> |
JMF | 2:0e2ef866af95 | 4 | #include "config_me.h" |
JMF | 2:0e2ef866af95 | 5 | #include "SerialBuffered.h" |
JMF | 2:0e2ef866af95 | 6 | #include "wnc_control.h" |
JMF | 2:0e2ef866af95 | 7 | |
JMF | 2:0e2ef866af95 | 8 | extern Serial pc; |
JMF | 2:0e2ef866af95 | 9 | extern Serial mdm; |
JMF | 2:0e2ef866af95 | 10 | extern string MyServerIpAddress; |
JMF | 2:0e2ef866af95 | 11 | extern string MySocketData; |
JMF | 2:0e2ef866af95 | 12 | |
JMF | 2:0e2ef866af95 | 13 | int reinitialize_mdm(void); |
JMF | 2:0e2ef866af95 | 14 | |
JMF | 2:0e2ef866af95 | 15 | enum WNC_ERR_e { |
JMF | 2:0e2ef866af95 | 16 | WNC_OK =0, |
JMF | 2:0e2ef866af95 | 17 | WNC_CMD_ERR = -1, |
JMF | 2:0e2ef866af95 | 18 | WNC_NO_RESPONSE = -2 |
JMF | 2:0e2ef866af95 | 19 | }; |
JMF | 2:0e2ef866af95 | 20 | |
JMF | 2:0e2ef866af95 | 21 | // Contains result of last call to send_wnc_cmd(..) |
JMF | 2:0e2ef866af95 | 22 | WNC_ERR_e WNC_MDM_ERR = WNC_OK; |
JMF | 2:0e2ef866af95 | 23 | |
JMF | 2:0e2ef866af95 | 24 | // Contains the RAW WNC UART responses |
JMF | 2:0e2ef866af95 | 25 | static string wncStr; |
fkellermavnet | 10:df54436ecd38 | 26 | static int socketOpen = 0; |
JMF | 2:0e2ef866af95 | 27 | |
JMF | 2:0e2ef866af95 | 28 | void software_init_mdm(void) |
JMF | 2:0e2ef866af95 | 29 | { |
fkellermavnet | 42:be4b9ee3a615 | 30 | static bool reportStatus = true; |
JMF | 2:0e2ef866af95 | 31 | do |
JMF | 2:0e2ef866af95 | 32 | { |
fkellermavnet | 42:be4b9ee3a615 | 33 | if (check_wnc_ready() == 0) |
fkellermavnet | 42:be4b9ee3a615 | 34 | { |
fkellermavnet | 42:be4b9ee3a615 | 35 | if (reportStatus == false) |
fkellermavnet | 42:be4b9ee3a615 | 36 | { |
fkellermavnet | 42:be4b9ee3a615 | 37 | puts("Re-connected to cellular network!\n\r"); |
fkellermavnet | 42:be4b9ee3a615 | 38 | reportStatus = true; |
fkellermavnet | 42:be4b9ee3a615 | 39 | } |
fkellermavnet | 42:be4b9ee3a615 | 40 | |
fkellermavnet | 42:be4b9ee3a615 | 41 | // WNC has SIM and registered on network |
fkellermavnet | 42:be4b9ee3a615 | 42 | do |
fkellermavnet | 42:be4b9ee3a615 | 43 | { |
fkellermavnet | 42:be4b9ee3a615 | 44 | WNC_MDM_ERR = WNC_OK; |
fkellermavnet | 42:be4b9ee3a615 | 45 | at_init_wnc(); |
fkellermavnet | 42:be4b9ee3a615 | 46 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
fkellermavnet | 42:be4b9ee3a615 | 47 | { |
fkellermavnet | 42:be4b9ee3a615 | 48 | reinitialize_mdm(); |
fkellermavnet | 42:be4b9ee3a615 | 49 | at_init_wnc(true); // Hard reset occurred so make it go through the software init(); |
fkellermavnet | 42:be4b9ee3a615 | 50 | } |
fkellermavnet | 42:be4b9ee3a615 | 51 | } while (WNC_MDM_ERR != WNC_OK); |
fkellermavnet | 42:be4b9ee3a615 | 52 | } |
fkellermavnet | 42:be4b9ee3a615 | 53 | else |
fkellermavnet | 42:be4b9ee3a615 | 54 | { |
fkellermavnet | 42:be4b9ee3a615 | 55 | if (reportStatus == true) |
fkellermavnet | 42:be4b9ee3a615 | 56 | { |
fkellermavnet | 42:be4b9ee3a615 | 57 | puts("Not connected to cellular network!\n\r"); |
fkellermavnet | 42:be4b9ee3a615 | 58 | reportStatus = false; |
fkellermavnet | 42:be4b9ee3a615 | 59 | } |
fkellermavnet | 42:be4b9ee3a615 | 60 | // Atempt to re-register |
fkellermavnet | 42:be4b9ee3a615 | 61 | // string * pRespStr; |
fkellermavnet | 42:be4b9ee3a615 | 62 | // pc.puts("Force re-register!\r\n"); |
fkellermavnet | 42:be4b9ee3a615 | 63 | // at_send_wnc_cmd("AT+CFUN=0,0", &pRespStr, WNC_TIMEOUT_MS); |
fkellermavnet | 42:be4b9ee3a615 | 64 | // wait_ms(31000); |
fkellermavnet | 42:be4b9ee3a615 | 65 | // at_send_wnc_cmd("AT+CFUN=1,0", &pRespStr, WNC_TIMEOUT_MS); |
fkellermavnet | 42:be4b9ee3a615 | 66 | // wait_ms(31000); |
fkellermavnet | 42:be4b9ee3a615 | 67 | WNC_MDM_ERR = WNC_NO_RESPONSE; |
fkellermavnet | 42:be4b9ee3a615 | 68 | } |
fkellermavnet | 42:be4b9ee3a615 | 69 | } while (WNC_MDM_ERR != WNC_OK); |
JMF | 2:0e2ef866af95 | 70 | } |
JMF | 2:0e2ef866af95 | 71 | |
JMF | 2:0e2ef866af95 | 72 | void resolve_mdm(void) |
JMF | 2:0e2ef866af95 | 73 | { |
JMF | 2:0e2ef866af95 | 74 | do |
JMF | 2:0e2ef866af95 | 75 | { |
JMF | 2:0e2ef866af95 | 76 | WNC_MDM_ERR = WNC_OK; |
JMF | 2:0e2ef866af95 | 77 | at_dnsresolve_wnc(MY_SERVER_URL, &MyServerIpAddress); |
JMF | 2:0e2ef866af95 | 78 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 79 | { |
JMF | 2:0e2ef866af95 | 80 | software_init_mdm(); |
JMF | 2:0e2ef866af95 | 81 | } |
JMF | 2:0e2ef866af95 | 82 | else if (WNC_MDM_ERR == WNC_CMD_ERR) |
JMF | 2:0e2ef866af95 | 83 | { |
JMF | 2:0e2ef866af95 | 84 | pc.puts("Bad URL!!!!!!\r\n"); |
JMF | 2:0e2ef866af95 | 85 | MyServerIpAddress = "192.168.0.1"; |
JMF | 2:0e2ef866af95 | 86 | WNC_MDM_ERR = WNC_OK; |
JMF | 2:0e2ef866af95 | 87 | } |
JMF | 2:0e2ef866af95 | 88 | } while (WNC_MDM_ERR != WNC_OK); |
JMF | 2:0e2ef866af95 | 89 | |
fkellermavnet | 30:33be8e2992f3 | 90 | pc.printf("My Server IP: %s\r\n", MyServerIpAddress.c_str()); |
JMF | 2:0e2ef866af95 | 91 | } |
JMF | 2:0e2ef866af95 | 92 | |
JMF | 2:0e2ef866af95 | 93 | void sockopen_mdm(void) |
JMF | 2:0e2ef866af95 | 94 | { |
JMF | 2:0e2ef866af95 | 95 | do |
JMF | 2:0e2ef866af95 | 96 | { |
JMF | 2:0e2ef866af95 | 97 | WNC_MDM_ERR = WNC_OK; |
JMF | 2:0e2ef866af95 | 98 | at_sockopen_wnc(MyServerIpAddress, MY_PORT_STR); |
JMF | 2:0e2ef866af95 | 99 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 100 | { |
JMF | 2:0e2ef866af95 | 101 | software_init_mdm(); |
JMF | 2:0e2ef866af95 | 102 | } |
JMF | 2:0e2ef866af95 | 103 | else if (WNC_MDM_ERR == WNC_CMD_ERR) |
JMF | 2:0e2ef866af95 | 104 | pc.puts("Socket open fail!!!!\r\n"); |
fkellermavnet | 10:df54436ecd38 | 105 | else |
fkellermavnet | 10:df54436ecd38 | 106 | socketOpen = 1; |
JMF | 2:0e2ef866af95 | 107 | } while (WNC_MDM_ERR != WNC_OK); |
JMF | 2:0e2ef866af95 | 108 | } |
JMF | 2:0e2ef866af95 | 109 | |
JMF | 2:0e2ef866af95 | 110 | void sockwrite_mdm(const char * s) |
JMF | 2:0e2ef866af95 | 111 | { |
fkellermavnet | 10:df54436ecd38 | 112 | if (socketOpen == 1) |
fkellermavnet | 10:df54436ecd38 | 113 | { |
JMF | 2:0e2ef866af95 | 114 | do |
JMF | 2:0e2ef866af95 | 115 | { |
JMF | 2:0e2ef866af95 | 116 | WNC_MDM_ERR = WNC_OK; |
JMF | 2:0e2ef866af95 | 117 | at_sockwrite_wnc(s); |
JMF | 2:0e2ef866af95 | 118 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 119 | { |
fkellermavnet | 42:be4b9ee3a615 | 120 | pc.puts("Sock write no response!\r\n"); |
JMF | 2:0e2ef866af95 | 121 | software_init_mdm(); |
JMF | 2:0e2ef866af95 | 122 | } |
JMF | 2:0e2ef866af95 | 123 | else if (WNC_MDM_ERR == WNC_CMD_ERR) |
JMF | 2:0e2ef866af95 | 124 | { |
JMF | 2:0e2ef866af95 | 125 | pc.puts("Socket Write fail!!!\r\n"); |
JMF | 2:0e2ef866af95 | 126 | software_init_mdm(); |
JMF | 2:0e2ef866af95 | 127 | } |
JMF | 2:0e2ef866af95 | 128 | } while (WNC_MDM_ERR != WNC_OK); |
fkellermavnet | 10:df54436ecd38 | 129 | } |
fkellermavnet | 10:df54436ecd38 | 130 | else |
fkellermavnet | 10:df54436ecd38 | 131 | puts("Socket is closed for write!\r\n"); |
JMF | 2:0e2ef866af95 | 132 | } |
JMF | 2:0e2ef866af95 | 133 | |
fkellermavnet | 30:33be8e2992f3 | 134 | unsigned sockread_mdm(string * sockData, int len, int retries) |
JMF | 2:0e2ef866af95 | 135 | { |
fkellermavnet | 30:33be8e2992f3 | 136 | unsigned n = 0; |
fkellermavnet | 30:33be8e2992f3 | 137 | |
fkellermavnet | 30:33be8e2992f3 | 138 | // Clean slate: |
fkellermavnet | 30:33be8e2992f3 | 139 | sockData->erase(); |
fkellermavnet | 30:33be8e2992f3 | 140 | |
fkellermavnet | 10:df54436ecd38 | 141 | if (socketOpen == 1) |
fkellermavnet | 10:df54436ecd38 | 142 | { |
JMF | 2:0e2ef866af95 | 143 | do |
JMF | 2:0e2ef866af95 | 144 | { |
JMF | 2:0e2ef866af95 | 145 | WNC_MDM_ERR = WNC_OK; |
fkellermavnet | 30:33be8e2992f3 | 146 | n = at_sockread_wnc(sockData, len, retries); |
JMF | 2:0e2ef866af95 | 147 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 148 | { |
fkellermavnet | 30:33be8e2992f3 | 149 | if (n == 0) |
fkellermavnet | 30:33be8e2992f3 | 150 | software_init_mdm(); |
fkellermavnet | 30:33be8e2992f3 | 151 | else |
fkellermavnet | 30:33be8e2992f3 | 152 | puts("Sock read partial data!!!\r\n"); |
JMF | 2:0e2ef866af95 | 153 | } |
JMF | 2:0e2ef866af95 | 154 | else if (WNC_MDM_ERR == WNC_CMD_ERR) |
JMF | 2:0e2ef866af95 | 155 | puts("Sock read fail!!!!\r\n"); |
fkellermavnet | 30:33be8e2992f3 | 156 | } while (WNC_MDM_ERR == WNC_NO_RESPONSE); |
fkellermavnet | 10:df54436ecd38 | 157 | } |
fkellermavnet | 10:df54436ecd38 | 158 | else |
fkellermavnet | 10:df54436ecd38 | 159 | puts("Socket is closed for read\r\n"); |
fkellermavnet | 30:33be8e2992f3 | 160 | |
fkellermavnet | 30:33be8e2992f3 | 161 | return (n); |
JMF | 2:0e2ef866af95 | 162 | } |
JMF | 2:0e2ef866af95 | 163 | |
JMF | 2:0e2ef866af95 | 164 | void sockclose_mdm(void) |
JMF | 2:0e2ef866af95 | 165 | { |
JMF | 2:0e2ef866af95 | 166 | do |
JMF | 2:0e2ef866af95 | 167 | { |
JMF | 2:0e2ef866af95 | 168 | WNC_MDM_ERR = WNC_OK; |
JMF | 2:0e2ef866af95 | 169 | at_sockclose_wnc(); |
fkellermavnet | 10:df54436ecd38 | 170 | // Assume close happened even if it went bad |
fkellermavnet | 10:df54436ecd38 | 171 | // going bad will result in a re-init anyways and if close |
fkellermavnet | 10:df54436ecd38 | 172 | // fails we're pretty much in bad state and not much can do |
fkellermavnet | 10:df54436ecd38 | 173 | socketOpen = 0; |
JMF | 2:0e2ef866af95 | 174 | if (WNC_MDM_ERR == WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 175 | { |
JMF | 2:0e2ef866af95 | 176 | software_init_mdm(); |
JMF | 2:0e2ef866af95 | 177 | } |
JMF | 2:0e2ef866af95 | 178 | else if (WNC_MDM_ERR == WNC_CMD_ERR) |
JMF | 2:0e2ef866af95 | 179 | puts("Sock close fail!!!\r\n"); |
JMF | 2:0e2ef866af95 | 180 | } while (WNC_MDM_ERR != WNC_OK); |
JMF | 2:0e2ef866af95 | 181 | } |
JMF | 2:0e2ef866af95 | 182 | |
JMF | 2:0e2ef866af95 | 183 | /** |
JMF | 2:0e2ef866af95 | 184 | * C++ version 0.4 char* style "itoa": |
JMF | 2:0e2ef866af95 | 185 | * Written by Lukás Chmela |
JMF | 2:0e2ef866af95 | 186 | * Released under GPLv3. |
JMF | 2:0e2ef866af95 | 187 | */ |
JMF | 2:0e2ef866af95 | 188 | |
JMF | 2:0e2ef866af95 | 189 | char* itoa(int value, char* result, int base) |
JMF | 2:0e2ef866af95 | 190 | { |
JMF | 2:0e2ef866af95 | 191 | // check that the base if valid |
JMF | 2:0e2ef866af95 | 192 | if ( base < 2 || base > 36 ) { |
JMF | 2:0e2ef866af95 | 193 | *result = '\0'; |
JMF | 2:0e2ef866af95 | 194 | return result; |
JMF | 2:0e2ef866af95 | 195 | } |
JMF | 2:0e2ef866af95 | 196 | |
JMF | 2:0e2ef866af95 | 197 | char* ptr = result, *ptr1 = result, tmp_char; |
JMF | 2:0e2ef866af95 | 198 | int tmp_value; |
JMF | 2:0e2ef866af95 | 199 | |
JMF | 2:0e2ef866af95 | 200 | do { |
JMF | 2:0e2ef866af95 | 201 | tmp_value = value; |
JMF | 2:0e2ef866af95 | 202 | value /= base; |
JMF | 2:0e2ef866af95 | 203 | *ptr++ = "zyxwvutsrqponmlkjihgfedcba9876543210123456789abcdefghijklmnopqrstuvwxyz"[35 + (tmp_value - value * base)]; |
JMF | 2:0e2ef866af95 | 204 | } while ( value ); |
JMF | 2:0e2ef866af95 | 205 | |
JMF | 2:0e2ef866af95 | 206 | // Apply negative sign |
JMF | 2:0e2ef866af95 | 207 | if ( tmp_value < 0 ) |
JMF | 2:0e2ef866af95 | 208 | *ptr++ = '-'; |
JMF | 2:0e2ef866af95 | 209 | *ptr-- = '\0'; |
JMF | 2:0e2ef866af95 | 210 | |
JMF | 2:0e2ef866af95 | 211 | while ( ptr1 < ptr ) { |
JMF | 2:0e2ef866af95 | 212 | tmp_char = *ptr; |
JMF | 2:0e2ef866af95 | 213 | *ptr-- = *ptr1; |
JMF | 2:0e2ef866af95 | 214 | *ptr1++ = tmp_char; |
JMF | 2:0e2ef866af95 | 215 | } |
JMF | 2:0e2ef866af95 | 216 | |
JMF | 2:0e2ef866af95 | 217 | return result; |
JMF | 2:0e2ef866af95 | 218 | } |
JMF | 2:0e2ef866af95 | 219 | |
JMF | 2:0e2ef866af95 | 220 | extern int mdm_sendAtCmdRsp(const char *cmd, const char **rsp_list, int timeout_ms, string * rsp, int * len); |
JMF | 2:0e2ef866af95 | 221 | |
fkellermavnet | 42:be4b9ee3a615 | 222 | int check_wnc_ready(void) |
fkellermavnet | 42:be4b9ee3a615 | 223 | { |
fkellermavnet | 42:be4b9ee3a615 | 224 | string * pRespStr; |
fkellermavnet | 42:be4b9ee3a615 | 225 | size_t pos; |
fkellermavnet | 42:be4b9ee3a615 | 226 | int regSts; |
fkellermavnet | 42:be4b9ee3a615 | 227 | |
fkellermavnet | 42:be4b9ee3a615 | 228 | pc.puts("<-------- Begin Cell Status ------------\r\n"); |
fkellermavnet | 42:be4b9ee3a615 | 229 | |
fkellermavnet | 42:be4b9ee3a615 | 230 | at_send_wnc_cmd("AT+CSQ", &pRespStr, WNC_TIMEOUT_MS); // Check RSSI,BER |
fkellermavnet | 42:be4b9ee3a615 | 231 | at_send_wnc_cmd("AT+CPIN?", &pRespStr, WNC_TIMEOUT_MS); // Check if SIM locked |
fkellermavnet | 42:be4b9ee3a615 | 232 | |
fkellermavnet | 42:be4b9ee3a615 | 233 | // If SIM Card not ready don't bother with commands! |
fkellermavnet | 42:be4b9ee3a615 | 234 | if (pRespStr->find("CPIN: READY") == string::npos) |
fkellermavnet | 42:be4b9ee3a615 | 235 | { |
fkellermavnet | 42:be4b9ee3a615 | 236 | pc.puts("------------ WNC SIM Problem! --------->\r\n"); |
fkellermavnet | 42:be4b9ee3a615 | 237 | return (-1); |
fkellermavnet | 42:be4b9ee3a615 | 238 | } |
fkellermavnet | 42:be4b9ee3a615 | 239 | |
fkellermavnet | 42:be4b9ee3a615 | 240 | // SIM card OK, now check for signal and cellular network registration |
fkellermavnet | 42:be4b9ee3a615 | 241 | // do |
fkellermavnet | 42:be4b9ee3a615 | 242 | // { |
fkellermavnet | 42:be4b9ee3a615 | 243 | at_send_wnc_cmd("AT+CREG?", &pRespStr, WNC_TIMEOUT_MS); // Check if registered on network |
fkellermavnet | 42:be4b9ee3a615 | 244 | pos = pRespStr->find("CREG: "); |
fkellermavnet | 42:be4b9ee3a615 | 245 | if (pos != string::npos) |
fkellermavnet | 42:be4b9ee3a615 | 246 | { |
fkellermavnet | 42:be4b9ee3a615 | 247 | // The registration is the 2nd arg in the comma separated list |
fkellermavnet | 42:be4b9ee3a615 | 248 | *pRespStr = pRespStr->substr(pos+8, 1); |
fkellermavnet | 42:be4b9ee3a615 | 249 | regSts = atoi(pRespStr->c_str()); |
fkellermavnet | 42:be4b9ee3a615 | 250 | // 1 - registered home, 5 - registered roaming |
fkellermavnet | 42:be4b9ee3a615 | 251 | if ((regSts != 1) && (regSts != 5)) |
fkellermavnet | 42:be4b9ee3a615 | 252 | { |
fkellermavnet | 42:be4b9ee3a615 | 253 | pc.puts("------------ WNC Cell Link Down! ------>\r\n"); |
fkellermavnet | 42:be4b9ee3a615 | 254 | return (-2); |
fkellermavnet | 42:be4b9ee3a615 | 255 | } |
fkellermavnet | 42:be4b9ee3a615 | 256 | } |
fkellermavnet | 42:be4b9ee3a615 | 257 | // } while ((regSts != 1) && (regSts !=5)); |
fkellermavnet | 42:be4b9ee3a615 | 258 | pc.puts("------------ WNC Ready ---------------->\r\n"); |
fkellermavnet | 42:be4b9ee3a615 | 259 | |
fkellermavnet | 42:be4b9ee3a615 | 260 | return (0); |
fkellermavnet | 42:be4b9ee3a615 | 261 | } |
fkellermavnet | 42:be4b9ee3a615 | 262 | |
JMF | 2:0e2ef866af95 | 263 | // Sets a global with failure or success, assumes 1 thread all the time |
JMF | 2:0e2ef866af95 | 264 | int send_wnc_cmd(const char * s, string ** r, int ms_timeout) |
JMF | 2:0e2ef866af95 | 265 | { |
fkellermavnet | 42:be4b9ee3a615 | 266 | if (check_wnc_ready() < 0) |
fkellermavnet | 42:be4b9ee3a615 | 267 | { |
fkellermavnet | 42:be4b9ee3a615 | 268 | string truncStr(s, 50); |
fkellermavnet | 42:be4b9ee3a615 | 269 | pc.puts("FAIL send cmd: "); |
fkellermavnet | 42:be4b9ee3a615 | 270 | pc.puts(truncStr.c_str()); |
fkellermavnet | 42:be4b9ee3a615 | 271 | pc.puts("\r\n"); |
fkellermavnet | 42:be4b9ee3a615 | 272 | WNC_MDM_ERR = WNC_NO_RESPONSE; |
fkellermavnet | 42:be4b9ee3a615 | 273 | return (-2); |
fkellermavnet | 42:be4b9ee3a615 | 274 | } |
fkellermavnet | 42:be4b9ee3a615 | 275 | |
fkellermavnet | 42:be4b9ee3a615 | 276 | // If WNC ready, send user command |
fkellermavnet | 42:be4b9ee3a615 | 277 | return (at_send_wnc_cmd(s, r, ms_timeout)); |
fkellermavnet | 42:be4b9ee3a615 | 278 | } |
fkellermavnet | 42:be4b9ee3a615 | 279 | |
fkellermavnet | 42:be4b9ee3a615 | 280 | int at_send_wnc_cmd(const char * s, string ** r, int ms_timeout) |
fkellermavnet | 42:be4b9ee3a615 | 281 | { |
JMF | 2:0e2ef866af95 | 282 | static const char * rsp_lst[] = { "OK", "ERROR", NULL }; |
JMF | 2:0e2ef866af95 | 283 | int len; |
fkellermavnet | 42:be4b9ee3a615 | 284 | if (strlen(s) > 60) |
fkellermavnet | 42:be4b9ee3a615 | 285 | { |
fkellermavnet | 42:be4b9ee3a615 | 286 | string truncStr(s,57); |
fkellermavnet | 42:be4b9ee3a615 | 287 | truncStr += "..."; |
fkellermavnet | 42:be4b9ee3a615 | 288 | pc.printf("Send: <<%s>>\r\n",truncStr.c_str()); |
fkellermavnet | 42:be4b9ee3a615 | 289 | } |
fkellermavnet | 42:be4b9ee3a615 | 290 | else |
fkellermavnet | 42:be4b9ee3a615 | 291 | pc.printf("Send: <<%s>>\r\n",s); |
fkellermavnet | 42:be4b9ee3a615 | 292 | |
JMF | 2:0e2ef866af95 | 293 | int res = mdm_sendAtCmdRsp(s, rsp_lst, ms_timeout, &wncStr, &len); |
JMF | 2:0e2ef866af95 | 294 | *r = &wncStr; // Return a pointer to the static string |
JMF | 2:0e2ef866af95 | 295 | |
JMF | 2:0e2ef866af95 | 296 | if (res >= 0) |
fkellermavnet | 42:be4b9ee3a615 | 297 | { |
JMF | 2:0e2ef866af95 | 298 | pc.puts("["); |
fkellermavnet | 42:be4b9ee3a615 | 299 | if (wncStr.size() < 51) |
fkellermavnet | 42:be4b9ee3a615 | 300 | pc.puts(wncStr.c_str()); |
fkellermavnet | 42:be4b9ee3a615 | 301 | else |
fkellermavnet | 42:be4b9ee3a615 | 302 | { |
fkellermavnet | 42:be4b9ee3a615 | 303 | string truncStr = wncStr.substr(0,50) + "..."; |
fkellermavnet | 42:be4b9ee3a615 | 304 | pc.puts(truncStr.c_str()); |
fkellermavnet | 42:be4b9ee3a615 | 305 | } |
JMF | 2:0e2ef866af95 | 306 | pc.puts("]\n\r"); |
fkellermavnet | 42:be4b9ee3a615 | 307 | |
JMF | 2:0e2ef866af95 | 308 | if (res > 0) |
JMF | 2:0e2ef866af95 | 309 | { |
JMF | 2:0e2ef866af95 | 310 | if (WNC_MDM_ERR != WNC_NO_RESPONSE) |
JMF | 2:0e2ef866af95 | 311 | WNC_MDM_ERR = WNC_CMD_ERR; |
JMF | 2:0e2ef866af95 | 312 | return -1; |
JMF | 2:0e2ef866af95 | 313 | } |
JMF | 2:0e2ef866af95 | 314 | else |
JMF | 2:0e2ef866af95 | 315 | return 0; |
JMF | 2:0e2ef866af95 | 316 | } |
JMF | 2:0e2ef866af95 | 317 | else |
JMF | 2:0e2ef866af95 | 318 | { |
JMF | 2:0e2ef866af95 | 319 | WNC_MDM_ERR = WNC_NO_RESPONSE; |
JMF | 2:0e2ef866af95 | 320 | pc.puts("No response from WNC!\n\r"); |
JMF | 2:0e2ef866af95 | 321 | return -2; |
JMF | 2:0e2ef866af95 | 322 | } |
JMF | 2:0e2ef866af95 | 323 | } |
JMF | 2:0e2ef866af95 | 324 | |
fkellermavnet | 42:be4b9ee3a615 | 325 | |
fkellermavnet | 19:f89baed3bd6f | 326 | void at_at_wnc(void) |
fkellermavnet | 19:f89baed3bd6f | 327 | { |
fkellermavnet | 19:f89baed3bd6f | 328 | string * pRespStr; |
fkellermavnet | 19:f89baed3bd6f | 329 | send_wnc_cmd("AT", &pRespStr, WNC_TIMEOUT_MS); // Heartbeat? |
fkellermavnet | 19:f89baed3bd6f | 330 | } |
fkellermavnet | 19:f89baed3bd6f | 331 | |
fkellermavnet | 42:be4b9ee3a615 | 332 | void at_init_wnc(bool hardReset) |
JMF | 2:0e2ef866af95 | 333 | { |
fkellermavnet | 36:d4782eabff43 | 334 | static bool pdnSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 335 | static bool intSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 336 | static bool sockDialSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 337 | string * pRespStr; |
fkellermavnet | 36:d4782eabff43 | 338 | |
fkellermavnet | 42:be4b9ee3a615 | 339 | if (hardReset == true) |
fkellermavnet | 42:be4b9ee3a615 | 340 | { |
fkellermavnet | 42:be4b9ee3a615 | 341 | pdnSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 342 | intSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 343 | sockDialSet = false; |
fkellermavnet | 42:be4b9ee3a615 | 344 | } |
fkellermavnet | 42:be4b9ee3a615 | 345 | |
fkellermavnet | 36:d4782eabff43 | 346 | pc.puts("Start AT init of WNC:\r\n"); |
fkellermavnet | 36:d4782eabff43 | 347 | send_wnc_cmd("AT", &pRespStr, WNC_TIMEOUT_MS); // Heartbeat? |
fkellermavnet | 42:be4b9ee3a615 | 348 | send_wnc_cmd("ATE0", &pRespStr, WNC_TIMEOUT_MS); // Echo Off |
fkellermavnet | 36:d4782eabff43 | 349 | send_wnc_cmd("AT+CMEE=2", &pRespStr, WNC_TIMEOUT_MS); // 2 - verbose error, 1 - numeric error, 0 - just ERROR |
fkellermavnet | 42:be4b9ee3a615 | 350 | |
fkellermavnet | 42:be4b9ee3a615 | 351 | if ((WNC_MDM_ERR == WNC_OK) && (intSet == false)) |
fkellermavnet | 42:be4b9ee3a615 | 352 | send_wnc_cmd("AT@INTERNET=1", &pRespStr, WNC_TIMEOUT_MS); |
fkellermavnet | 42:be4b9ee3a615 | 353 | |
fkellermavnet | 42:be4b9ee3a615 | 354 | if (WNC_MDM_ERR == WNC_OK) |
fkellermavnet | 42:be4b9ee3a615 | 355 | intSet = true; |
fkellermavnet | 42:be4b9ee3a615 | 356 | else |
fkellermavnet | 42:be4b9ee3a615 | 357 | return ; |
fkellermavnet | 42:be4b9ee3a615 | 358 | |
fkellermavnet | 36:d4782eabff43 | 359 | if (pdnSet == false) |
fkellermavnet | 36:d4782eabff43 | 360 | { |
fkellermavnet | 36:d4782eabff43 | 361 | string cmd_str("AT%PDNSET=1,"); |
fkellermavnet | 36:d4782eabff43 | 362 | cmd_str += MY_APN_STR; |
fkellermavnet | 36:d4782eabff43 | 363 | cmd_str += ",IP"; |
fkellermavnet | 36:d4782eabff43 | 364 | send_wnc_cmd(cmd_str.c_str(), &pRespStr, 4*WNC_TIMEOUT_MS); // Set APN, cmd seems to take a little longer sometimes |
fkellermavnet | 42:be4b9ee3a615 | 365 | } |
fkellermavnet | 42:be4b9ee3a615 | 366 | |
fkellermavnet | 42:be4b9ee3a615 | 367 | if (WNC_MDM_ERR == WNC_OK) |
fkellermavnet | 42:be4b9ee3a615 | 368 | pdnSet = true; |
fkellermavnet | 42:be4b9ee3a615 | 369 | else |
fkellermavnet | 42:be4b9ee3a615 | 370 | return ; |
fkellermavnet | 42:be4b9ee3a615 | 371 | |
fkellermavnet | 42:be4b9ee3a615 | 372 | if (sockDialSet == false) |
fkellermavnet | 36:d4782eabff43 | 373 | send_wnc_cmd("AT@SOCKDIAL=1", &pRespStr, WNC_TIMEOUT_MS); |
fkellermavnet | 42:be4b9ee3a615 | 374 | |
fkellermavnet | 42:be4b9ee3a615 | 375 | if (WNC_MDM_ERR == WNC_OK) |
fkellermavnet | 42:be4b9ee3a615 | 376 | sockDialSet = true; |
fkellermavnet | 42:be4b9ee3a615 | 377 | else |
fkellermavnet | 42:be4b9ee3a615 | 378 | return ; |
fkellermavnet | 42:be4b9ee3a615 | 379 | |
fkellermavnet | 42:be4b9ee3a615 | 380 | pc.puts("SUCCESS: AT init of WNC!\r\n"); |
JMF | 2:0e2ef866af95 | 381 | } |
JMF | 2:0e2ef866af95 | 382 | |
JMF | 2:0e2ef866af95 | 383 | void at_sockopen_wnc(const string & ipStr, const char * port ) |
JMF | 2:0e2ef866af95 | 384 | { |
JMF | 2:0e2ef866af95 | 385 | string * pRespStr; |
JMF | 2:0e2ef866af95 | 386 | send_wnc_cmd("AT@SOCKCREAT=1", &pRespStr, WNC_TIMEOUT_MS); |
JMF | 2:0e2ef866af95 | 387 | string cmd_str("AT@SOCKCONN=1,\""); |
JMF | 2:0e2ef866af95 | 388 | cmd_str += ipStr; |
JMF | 2:0e2ef866af95 | 389 | cmd_str += "\","; |
JMF | 2:0e2ef866af95 | 390 | cmd_str += port; |
fkellermavnet | 38:564b312a719f | 391 | cmd_str += ",30"; |
fkellermavnet | 39:1996eaec02d6 | 392 | send_wnc_cmd(cmd_str.c_str(), &pRespStr, 31000); |
JMF | 2:0e2ef866af95 | 393 | } |
JMF | 2:0e2ef866af95 | 394 | |
JMF | 2:0e2ef866af95 | 395 | void at_sockclose_wnc(void) |
JMF | 2:0e2ef866af95 | 396 | { |
JMF | 2:0e2ef866af95 | 397 | string * pRespStr; |
JMF | 2:0e2ef866af95 | 398 | send_wnc_cmd("AT@SOCKCLOSE=1", &pRespStr, WNC_TIMEOUT_MS); |
JMF | 2:0e2ef866af95 | 399 | } |
JMF | 2:0e2ef866af95 | 400 | |
JMF | 2:0e2ef866af95 | 401 | int at_dnsresolve_wnc(const char * s, string * ipStr) |
JMF | 2:0e2ef866af95 | 402 | { |
JMF | 2:0e2ef866af95 | 403 | string * pRespStr; |
JMF | 2:0e2ef866af95 | 404 | string str(s); |
JMF | 2:0e2ef866af95 | 405 | str = "AT@DNSRESVDON=\"" + str; |
JMF | 2:0e2ef866af95 | 406 | str += "\"\r\n"; |
fkellermavnet | 30:33be8e2992f3 | 407 | if (send_wnc_cmd(str.c_str(), &pRespStr, WNC_TIMEOUT_MS) == 0) |
JMF | 2:0e2ef866af95 | 408 | { |
JMF | 2:0e2ef866af95 | 409 | size_t pos_start = pRespStr->find(":\"") + 2; |
JMF | 2:0e2ef866af95 | 410 | if (pos_start != string::npos) |
JMF | 2:0e2ef866af95 | 411 | { |
JMF | 2:0e2ef866af95 | 412 | size_t pos_end = pRespStr->rfind("\"") - 1; |
JMF | 2:0e2ef866af95 | 413 | if (pos_end != string::npos) |
JMF | 2:0e2ef866af95 | 414 | { |
JMF | 2:0e2ef866af95 | 415 | if (pos_end > pos_start) |
JMF | 2:0e2ef866af95 | 416 | { |
JMF | 2:0e2ef866af95 | 417 | // Make a copy for use later (the source string is re-used) |
JMF | 2:0e2ef866af95 | 418 | *ipStr = pRespStr->substr(pos_start, pos_end - pos_start + 1); |
JMF | 2:0e2ef866af95 | 419 | return 1; |
JMF | 2:0e2ef866af95 | 420 | } |
JMF | 2:0e2ef866af95 | 421 | else |
JMF | 2:0e2ef866af95 | 422 | pc.puts("URL Resolve fail, substr Err\r\n"); |
JMF | 2:0e2ef866af95 | 423 | } |
JMF | 2:0e2ef866af95 | 424 | else |
JMF | 2:0e2ef866af95 | 425 | pc.puts("URL Resolve fail, no 2nd quote\r\n"); |
JMF | 2:0e2ef866af95 | 426 | } |
JMF | 2:0e2ef866af95 | 427 | else |
JMF | 2:0e2ef866af95 | 428 | pc.puts("URL Resolve fail, no quotes\r\n"); |
JMF | 2:0e2ef866af95 | 429 | } |
JMF | 2:0e2ef866af95 | 430 | else |
JMF | 2:0e2ef866af95 | 431 | pc.puts("URL Resolve fail, WNC cmd fail\r\n"); |
JMF | 2:0e2ef866af95 | 432 | |
JMF | 2:0e2ef866af95 | 433 | return -1; |
JMF | 2:0e2ef866af95 | 434 | } |
JMF | 2:0e2ef866af95 | 435 | |
JMF | 2:0e2ef866af95 | 436 | void at_sockwrite_wnc(const char * s) |
JMF | 2:0e2ef866af95 | 437 | { |
JMF | 2:0e2ef866af95 | 438 | string * pRespStr; |
JMF | 2:0e2ef866af95 | 439 | char num2str[6]; |
JMF | 2:0e2ef866af95 | 440 | size_t sLen = strlen(s); |
fkellermavnet | 39:1996eaec02d6 | 441 | if (sLen <= 1500) |
JMF | 2:0e2ef866af95 | 442 | { |
JMF | 2:0e2ef866af95 | 443 | string cmd_str("AT@SOCKWRITE=1,"); |
JMF | 2:0e2ef866af95 | 444 | itoa(sLen, num2str, 10); |
JMF | 2:0e2ef866af95 | 445 | cmd_str += num2str; |
JMF | 2:0e2ef866af95 | 446 | cmd_str += ",\""; |
JMF | 2:0e2ef866af95 | 447 | while(*s != '\0') |
JMF | 2:0e2ef866af95 | 448 | { |
JMF | 2:0e2ef866af95 | 449 | itoa((int)*s++, num2str, 16); |
JMF | 2:0e2ef866af95 | 450 | // Always 2-digit ascii hex: |
JMF | 2:0e2ef866af95 | 451 | if (strlen(num2str) == 1) |
JMF | 2:0e2ef866af95 | 452 | { |
JMF | 2:0e2ef866af95 | 453 | num2str[2] = '\0'; |
JMF | 2:0e2ef866af95 | 454 | num2str[1] = num2str[0]; |
JMF | 2:0e2ef866af95 | 455 | num2str[0] = '0'; |
JMF | 2:0e2ef866af95 | 456 | } |
JMF | 2:0e2ef866af95 | 457 | cmd_str += num2str; |
JMF | 2:0e2ef866af95 | 458 | } |
JMF | 2:0e2ef866af95 | 459 | cmd_str += "\""; |
fkellermavnet | 42:be4b9ee3a615 | 460 | send_wnc_cmd(cmd_str.c_str(), &pRespStr, 120000); |
JMF | 2:0e2ef866af95 | 461 | } |
JMF | 2:0e2ef866af95 | 462 | else |
JMF | 2:0e2ef866af95 | 463 | pc.puts("sockwrite Err, string to long\r\n"); |
JMF | 2:0e2ef866af95 | 464 | } |
JMF | 2:0e2ef866af95 | 465 | |
JMF | 2:0e2ef866af95 | 466 | unsigned at_sockread_wnc(string * pS, unsigned n, unsigned retries = 0) |
JMF | 2:0e2ef866af95 | 467 | { |
fkellermavnet | 34:1a4498e3580e | 468 | unsigned i, numBytes = 0; |
JMF | 2:0e2ef866af95 | 469 | string * pRespStr; |
JMF | 2:0e2ef866af95 | 470 | string cmd_str("AT@SOCKREAD=1,"); |
fkellermavnet | 30:33be8e2992f3 | 471 | |
JMF | 2:0e2ef866af95 | 472 | if (n <= 1500) |
JMF | 2:0e2ef866af95 | 473 | { |
JMF | 2:0e2ef866af95 | 474 | char num2str[6]; |
fkellermavnet | 22:41e6c417ace1 | 475 | |
JMF | 2:0e2ef866af95 | 476 | itoa(n, num2str, 10); |
JMF | 2:0e2ef866af95 | 477 | cmd_str += num2str; |
JMF | 2:0e2ef866af95 | 478 | retries += 1; |
JMF | 2:0e2ef866af95 | 479 | while (retries--) |
JMF | 2:0e2ef866af95 | 480 | { |
fkellermavnet | 22:41e6c417ace1 | 481 | // Assuming someone is sending then calling this to receive response, invoke |
fkellermavnet | 22:41e6c417ace1 | 482 | // a pause to give the response some time to come back and then also |
fkellermavnet | 22:41e6c417ace1 | 483 | // between each retry. |
fkellermavnet | 22:41e6c417ace1 | 484 | wait_ms(10); |
fkellermavnet | 22:41e6c417ace1 | 485 | |
fkellermavnet | 30:33be8e2992f3 | 486 | send_wnc_cmd(cmd_str.c_str(), &pRespStr, WNC_TIMEOUT_MS); |
JMF | 2:0e2ef866af95 | 487 | size_t pos_start = pRespStr->find("\"") + 1; |
JMF | 2:0e2ef866af95 | 488 | size_t pos_end = pRespStr->rfind("\"") - 1; |
fkellermavnet | 34:1a4498e3580e | 489 | i = (pos_end - pos_start + 1); // Num hex chars, 2 per byte |
JMF | 2:0e2ef866af95 | 490 | if (i > 0) |
JMF | 2:0e2ef866af95 | 491 | { |
fkellermavnet | 34:1a4498e3580e | 492 | retries = 1; // If any data found retry 1 more time to catch data that might be in another |
fkellermavnet | 34:1a4498e3580e | 493 | // WNC payload |
JMF | 2:0e2ef866af95 | 494 | string byte; |
JMF | 2:0e2ef866af95 | 495 | while (pos_start < pos_end) |
JMF | 2:0e2ef866af95 | 496 | { |
JMF | 2:0e2ef866af95 | 497 | byte = pRespStr->substr(pos_start, 2); |
fkellermavnet | 30:33be8e2992f3 | 498 | *pS += (char)strtol(byte.c_str(), NULL, 16); |
JMF | 2:0e2ef866af95 | 499 | pos_start += 2; |
JMF | 2:0e2ef866af95 | 500 | } |
fkellermavnet | 34:1a4498e3580e | 501 | numBytes += i/2; |
JMF | 2:0e2ef866af95 | 502 | } |
JMF | 2:0e2ef866af95 | 503 | } |
fkellermavnet | 34:1a4498e3580e | 504 | return numBytes; |
JMF | 2:0e2ef866af95 | 505 | } |
JMF | 2:0e2ef866af95 | 506 | else |
JMF | 2:0e2ef866af95 | 507 | pc.puts("sockread Err, to many to read\r\n"); |
JMF | 2:0e2ef866af95 | 508 | |
JMF | 2:0e2ef866af95 | 509 | return 0; |
JMF | 2:0e2ef866af95 | 510 | } |