Proximity strip reader

Dependencies:   mbed sfh7779

Fork of StarterKit by Rick McConney

Committer:
stefanrousseau
Date:
Tue Jul 12 03:11:05 2016 +0000
Revision:
11:e6602513730f
Parent:
8:b08ec94d9e9f
Child:
12:7c94ec5069dc
Fixed I2C issues.  ; a) Removed stop between HTS221 address and read; b) The latest MBED uses the slave address differently from the legacy.  Stick with the old for now and fixed the HTS221 address to BF instead of 5F.; c) Made I2C definitions externs.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
JMF 0:9d5134074d84 1 #include "mbed.h"
JMF 0:9d5134074d84 2 #include <cctype>
JMF 0:9d5134074d84 3 #include <string>
JMF 0:9d5134074d84 4 #include "SerialBuffered.h"
JMF 0:9d5134074d84 5 #include "HTS221.h"
JMF 2:0e2ef866af95 6 #include "config_me.h"
JMF 2:0e2ef866af95 7 #include "wnc_control.h"
stefanrousseau 4:f83bedd9cab4 8 #include "sensors.h"
JMF 0:9d5134074d84 9
stefanrousseau 11:e6602513730f 10 #include "hardware.h"
stefanrousseau 11:e6602513730f 11 I2C i2c(PTC11, PTC10); //SDA, SCL -- define the I2C pins being used
stefanrousseau 11:e6602513730f 12
JMF 0:9d5134074d84 13 // comment out the following line if color is not supported on the terminal
JMF 0:9d5134074d84 14 #define USE_COLOR
JMF 0:9d5134074d84 15 #ifdef USE_COLOR
JMF 0:9d5134074d84 16 #define BLK "\033[30m"
JMF 0:9d5134074d84 17 #define RED "\033[31m"
JMF 0:9d5134074d84 18 #define GRN "\033[32m"
JMF 0:9d5134074d84 19 #define YEL "\033[33m"
JMF 0:9d5134074d84 20 #define BLU "\033[34m"
JMF 0:9d5134074d84 21 #define MAG "\033[35m"
JMF 0:9d5134074d84 22 #define CYN "\033[36m"
JMF 0:9d5134074d84 23 #define WHT "\033[37m"
JMF 0:9d5134074d84 24 #define DEF "\033[39m"
JMF 0:9d5134074d84 25 #else
JMF 0:9d5134074d84 26 #define BLK
JMF 0:9d5134074d84 27 #define RED
JMF 0:9d5134074d84 28 #define GRN
JMF 0:9d5134074d84 29 #define YEL
JMF 0:9d5134074d84 30 #define BLU
JMF 0:9d5134074d84 31 #define MAG
JMF 0:9d5134074d84 32 #define CYN
JMF 0:9d5134074d84 33 #define WHT
JMF 0:9d5134074d84 34 #define DEF
JMF 0:9d5134074d84 35 #endif
JMF 0:9d5134074d84 36
JMF 0:9d5134074d84 37 #define MDM_DBG_OFF 0
JMF 0:9d5134074d84 38 #define MDM_DBG_AT_CMDS (1 << 0)
JMF 0:9d5134074d84 39 int mdm_dbgmask = MDM_DBG_OFF;
JMF 0:9d5134074d84 40
JMF 0:9d5134074d84 41 Serial pc(USBTX, USBRX);
JMF 0:9d5134074d84 42 SerialBuffered mdm(PTD3, PTD2, 128);
JMF 0:9d5134074d84 43 DigitalOut led_red(LED_RED);
JMF 0:9d5134074d84 44 DigitalOut led_green(LED_GREEN);
JMF 0:9d5134074d84 45
JMF 0:9d5134074d84 46 DigitalOut mdm_uart2_rx_boot_mode_sel(PTC17); // on powerup, 0 = boot mode, 1 = normal boot
JMF 0:9d5134074d84 47 DigitalOut mdm_power_on(PTB9); // 0 = turn modem on, 1 = turn modem off (should be held high for >5 seconds to cycle modem)
JMF 0:9d5134074d84 48 DigitalOut mdm_wakeup_in(PTC2); // 0 = let modem sleep, 1 = keep modem awake -- Note: pulled high on shield
JMF 0:9d5134074d84 49
JMF 0:9d5134074d84 50 DigitalOut shield_3v3_1v8_sig_trans_ena(PTC4); // 0 = disabled (all signals high impedence, 1 = translation active
JMF 0:9d5134074d84 51 DigitalOut mdm_uart1_cts(PTD0);
JMF 0:9d5134074d84 52
JMF 0:9d5134074d84 53 #define TOUPPER(a) (a) //toupper(a)
JMF 0:9d5134074d84 54
JMF 0:9d5134074d84 55 const char ok_str[] = "OK";
JMF 0:9d5134074d84 56 const char error_str[] = "ERROR";
JMF 0:9d5134074d84 57
JMF 0:9d5134074d84 58 #define MDM_OK 0
JMF 0:9d5134074d84 59 #define MDM_ERR_TIMEOUT -1
JMF 0:9d5134074d84 60
JMF 0:9d5134074d84 61 #define MAX_AT_RSP_LEN 255
JMF 0:9d5134074d84 62
JMF 0:9d5134074d84 63 ssize_t mdm_getline(char *buff, size_t size, int timeout_ms) {
JMF 0:9d5134074d84 64 int cin = -1;
JMF 0:9d5134074d84 65 int cin_last;
JMF 0:9d5134074d84 66
JMF 0:9d5134074d84 67 if (NULL == buff || size == 0) {
JMF 0:9d5134074d84 68 return -1;
JMF 0:9d5134074d84 69 }
JMF 0:9d5134074d84 70
JMF 0:9d5134074d84 71 size_t len = 0;
JMF 0:9d5134074d84 72 Timer timer;
JMF 0:9d5134074d84 73 timer.start();
JMF 0:9d5134074d84 74 while ((len < (size-1)) && (timer.read_ms() < timeout_ms)) {
JMF 0:9d5134074d84 75 if (mdm.readable()) {
JMF 0:9d5134074d84 76 cin_last = cin;
JMF 0:9d5134074d84 77 cin = mdm.getc();
JMF 0:9d5134074d84 78 if (isprint(cin)) {
JMF 0:9d5134074d84 79 buff[len++] = (char)cin;
JMF 0:9d5134074d84 80 continue;
JMF 0:9d5134074d84 81 } else if (('\r' == cin_last) && ('\n' == cin)) {
JMF 0:9d5134074d84 82 break;
JMF 0:9d5134074d84 83 }
JMF 0:9d5134074d84 84 }
JMF 0:9d5134074d84 85 wait_ms(1);
JMF 0:9d5134074d84 86 }
JMF 2:0e2ef866af95 87 buff[len] = (char)NULL;
JMF 0:9d5134074d84 88
JMF 0:9d5134074d84 89 return len;
JMF 0:9d5134074d84 90 }
JMF 0:9d5134074d84 91
JMF 0:9d5134074d84 92 int mdm_sendAtCmd(const char *cmd, const char **rsp_list, int timeout_ms) {
JMF 0:9d5134074d84 93 if (cmd && strlen(cmd) > 0) {
JMF 0:9d5134074d84 94 if (mdm_dbgmask & MDM_DBG_AT_CMDS) {
JMF 0:9d5134074d84 95 printf(MAG "ATCMD: " DEF "--> " GRN "%s" DEF "\n", cmd);
JMF 0:9d5134074d84 96 }
JMF 0:9d5134074d84 97 mdm.printf("%s\r\n", cmd);
JMF 0:9d5134074d84 98 }
JMF 0:9d5134074d84 99
JMF 0:9d5134074d84 100 if (rsp_list) {
JMF 0:9d5134074d84 101 Timer timer;
JMF 0:9d5134074d84 102 char rsp[MAX_AT_RSP_LEN+1];
JMF 0:9d5134074d84 103 int len;
JMF 0:9d5134074d84 104
JMF 0:9d5134074d84 105 timer.start();
JMF 0:9d5134074d84 106 while (timer.read_ms() < timeout_ms) {
JMF 0:9d5134074d84 107 len = mdm_getline(rsp, sizeof(rsp), timeout_ms - timer.read_ms());
JMF 0:9d5134074d84 108
JMF 0:9d5134074d84 109 if (len < 0)
JMF 0:9d5134074d84 110 return MDM_ERR_TIMEOUT;
JMF 0:9d5134074d84 111
JMF 0:9d5134074d84 112 if (len == 0)
JMF 0:9d5134074d84 113 continue;
JMF 0:9d5134074d84 114
JMF 0:9d5134074d84 115 if (mdm_dbgmask & MDM_DBG_AT_CMDS) {
JMF 0:9d5134074d84 116 printf(MAG "ATRSP: " DEF "<-- " CYN "%s" DEF "\n", rsp);
JMF 0:9d5134074d84 117 }
JMF 0:9d5134074d84 118
JMF 0:9d5134074d84 119 if (rsp_list) {
JMF 0:9d5134074d84 120 int rsp_idx = 0;
JMF 0:9d5134074d84 121 while (rsp_list[rsp_idx]) {
JMF 0:9d5134074d84 122 if (strcasecmp(rsp, rsp_list[rsp_idx]) == 0) {
JMF 0:9d5134074d84 123 return rsp_idx;
JMF 0:9d5134074d84 124 }
JMF 0:9d5134074d84 125 rsp_idx++;
JMF 0:9d5134074d84 126 }
JMF 0:9d5134074d84 127 }
JMF 0:9d5134074d84 128 }
JMF 0:9d5134074d84 129 return MDM_ERR_TIMEOUT;
JMF 0:9d5134074d84 130 }
JMF 0:9d5134074d84 131 return MDM_OK;
JMF 0:9d5134074d84 132 }
JMF 0:9d5134074d84 133
JMF 0:9d5134074d84 134 int mdm_init(void) {
JMF 0:9d5134074d84 135 // disable signal level translator
JMF 0:9d5134074d84 136 shield_3v3_1v8_sig_trans_ena = 0;
JMF 0:9d5134074d84 137
JMF 0:9d5134074d84 138 // power modem on //off
JMF 0:9d5134074d84 139 mdm_power_on = 0; //1;
JMF 0:9d5134074d84 140
JMF 0:9d5134074d84 141 // insure modem boots into normal operating mode
JMF 0:9d5134074d84 142 // and does not go to sleep when powered on
JMF 0:9d5134074d84 143 mdm_uart2_rx_boot_mode_sel = 1;
JMF 0:9d5134074d84 144 mdm_wakeup_in = 1;
JMF 0:9d5134074d84 145
JMF 0:9d5134074d84 146 // initialze comm with the modem
JMF 0:9d5134074d84 147 mdm.baud(115200);
JMF 2:0e2ef866af95 148 // clear out potential garbage
JMF 2:0e2ef866af95 149 while (mdm.readable())
JMF 2:0e2ef866af95 150 mdm.getc();
JMF 2:0e2ef866af95 151
JMF 0:9d5134074d84 152 mdm_uart1_cts = 0;
JMF 0:9d5134074d84 153
JMF 0:9d5134074d84 154 // enable the signal level translator to start
JMF 0:9d5134074d84 155 // modem reset process (modem will be powered down)
JMF 0:9d5134074d84 156 shield_3v3_1v8_sig_trans_ena = 1;
JMF 0:9d5134074d84 157
JMF 0:9d5134074d84 158 // Give the modem 60 secons to start responding by
JMF 0:9d5134074d84 159 // sending simple 'AT' commands to modem once per second.
JMF 0:9d5134074d84 160 Timer timer;
JMF 0:9d5134074d84 161 timer.start();
JMF 0:9d5134074d84 162 while (timer.read() < 60) {
JMF 0:9d5134074d84 163 const char * rsp_lst[] = { ok_str, error_str, NULL };
JMF 0:9d5134074d84 164 int rc = mdm_sendAtCmd("AT", rsp_lst, 500);
JMF 0:9d5134074d84 165 if (rc == 0)
JMF 0:9d5134074d84 166 return timer.read();
JMF 0:9d5134074d84 167 wait_ms(1000 - (timer.read_ms() % 1000));
JMF 0:9d5134074d84 168 pc.printf("\r%d",timer.read_ms()/1000);
JMF 0:9d5134074d84 169 }
JMF 0:9d5134074d84 170 return false;
JMF 0:9d5134074d84 171 }
JMF 0:9d5134074d84 172
JMF 2:0e2ef866af95 173 int mdm_sendAtCmdRsp(const char *cmd, const char **rsp_list, int timeout_ms, string * rsp, int * len) {
JMF 2:0e2ef866af95 174 static char cmd_buf[3200]; // Need enough room for the WNC sockreads (over 3000 chars)
fkellermavnet 6:713b4cbf1a7d 175 size_t n = strlen(cmd);
fkellermavnet 6:713b4cbf1a7d 176 if (cmd && n > 0) {
JMF 2:0e2ef866af95 177 if (mdm_dbgmask & MDM_DBG_AT_CMDS) {
JMF 2:0e2ef866af95 178 printf(MAG "ATCMD: " DEF "--> " GRN "%s" DEF "\n", cmd);
JMF 2:0e2ef866af95 179 }
fkellermavnet 6:713b4cbf1a7d 180 while (n--) {
fkellermavnet 6:713b4cbf1a7d 181 mdm.putc(*cmd++);
fkellermavnet 6:713b4cbf1a7d 182 wait_ms(1);
fkellermavnet 6:713b4cbf1a7d 183 };
fkellermavnet 6:713b4cbf1a7d 184 mdm.putc('\r');
fkellermavnet 6:713b4cbf1a7d 185 wait_ms(1);
fkellermavnet 6:713b4cbf1a7d 186 mdm.putc('\n');
fkellermavnet 6:713b4cbf1a7d 187 wait_ms(1);
JMF 2:0e2ef866af95 188 }
JMF 2:0e2ef866af95 189
JMF 2:0e2ef866af95 190 if (rsp_list) {
JMF 2:0e2ef866af95 191 rsp->erase(); // Clean up from prior cmd response
JMF 2:0e2ef866af95 192 *len = 0;
JMF 2:0e2ef866af95 193 Timer timer;
JMF 2:0e2ef866af95 194 timer.start();
JMF 2:0e2ef866af95 195 while (timer.read_ms() < timeout_ms) {
JMF 2:0e2ef866af95 196 int lenCmd = mdm_getline(cmd_buf, sizeof(cmd_buf), timeout_ms - timer.read_ms());
JMF 2:0e2ef866af95 197
JMF 2:0e2ef866af95 198 if (lenCmd == 0)
JMF 2:0e2ef866af95 199 continue;
JMF 2:0e2ef866af95 200
JMF 2:0e2ef866af95 201 if (lenCmd < 0)
JMF 2:0e2ef866af95 202 return MDM_ERR_TIMEOUT;
JMF 2:0e2ef866af95 203 else {
JMF 2:0e2ef866af95 204 *len += lenCmd;
JMF 2:0e2ef866af95 205 *rsp += cmd_buf;
JMF 2:0e2ef866af95 206 }
JMF 2:0e2ef866af95 207
JMF 2:0e2ef866af95 208 if (mdm_dbgmask & MDM_DBG_AT_CMDS) {
JMF 2:0e2ef866af95 209 printf(MAG "ATRSP: " DEF "<-- " CYN "%s" DEF "\n", cmd_buf);
JMF 2:0e2ef866af95 210 }
JMF 2:0e2ef866af95 211
JMF 2:0e2ef866af95 212 int rsp_idx = 0;
JMF 2:0e2ef866af95 213 while (rsp_list[rsp_idx]) {
JMF 2:0e2ef866af95 214 if (strcasecmp(cmd_buf, rsp_list[rsp_idx]) == 0) {
JMF 2:0e2ef866af95 215 return rsp_idx;
JMF 2:0e2ef866af95 216 }
JMF 2:0e2ef866af95 217 rsp_idx++;
JMF 2:0e2ef866af95 218 }
JMF 2:0e2ef866af95 219 }
JMF 2:0e2ef866af95 220 return MDM_ERR_TIMEOUT;
JMF 2:0e2ef866af95 221 }
JMF 2:0e2ef866af95 222 pc.printf("D %s",rsp);
JMF 2:0e2ef866af95 223 return MDM_OK;
JMF 2:0e2ef866af95 224 }
JMF 2:0e2ef866af95 225
JMF 2:0e2ef866af95 226 void reinitialize_mdm(void)
JMF 2:0e2ef866af95 227 {
JMF 2:0e2ef866af95 228 // Initialize the modem
JMF 2:0e2ef866af95 229 printf(GRN "Modem RE-initializing..." DEF "\r\n");
JMF 2:0e2ef866af95 230 if (!mdm_init()) {
JMF 2:0e2ef866af95 231 printf(RED "\n\rModem RE-initialization failed!" DEF "\n");
JMF 2:0e2ef866af95 232 }
JMF 2:0e2ef866af95 233 printf("\r\n");
JMF 2:0e2ef866af95 234 }
JMF 2:0e2ef866af95 235 // These are built on the fly
JMF 2:0e2ef866af95 236 string MyServerIpAddress;
JMF 2:0e2ef866af95 237 string MySocketData;
JMF 2:0e2ef866af95 238
JMF 2:0e2ef866af95 239 // These are to be built on the fly
JMF 2:0e2ef866af95 240 string my_temp;
JMF 2:0e2ef866af95 241 string my_humidity;
JMF 2:0e2ef866af95 242
JMF 0:9d5134074d84 243 #define CTOF(x) ((x)*1.8+32)
JMF 0:9d5134074d84 244
stefanrousseau 3:26b3cc155f39 245 #include "Flow_parameters.h"
stefanrousseau 3:26b3cc155f39 246 //********************************************************************************************************************************************
stefanrousseau 3:26b3cc155f39 247 //* Create string that can be sent to flow as an HTTP get
stefanrousseau 3:26b3cc155f39 248 //********************************************************************************************************************************************
stefanrousseau 3:26b3cc155f39 249 static Flow_datapoint_t FLOW_DATAPOINT =
stefanrousseau 3:26b3cc155f39 250 {
stefanrousseau 3:26b3cc155f39 251 .URL_start = FLOW_CALLBACK_URL_START,
stefanrousseau 8:b08ec94d9e9f 252 .URL_end = FLOW_CALLBACK_URL_END
stefanrousseau 3:26b3cc155f39 253 };
stefanrousseau 3:26b3cc155f39 254 void GenerateModemString(char * modem_string)
stefanrousseau 3:26b3cc155f39 255 {
stefanrousseau 8:b08ec94d9e9f 256 //sprintf(modem_string, "%s?deviceID=%s&temp=%s&humidity=%s %s", FLOW_DATAPOINT.URL_start, FLOW_DATAPOINT.Device_ID, SENSOR_DATA.Temperature, SENSOR_DATA.Humidity, FLOW_DATAPOINT.URL_end);
stefanrousseau 8:b08ec94d9e9f 257 sprintf(modem_string, "%s?serial=vstarterkit001&temp=%s&humidity=%s %s", FLOW_DATAPOINT.URL_start, SENSOR_DATA.Temperature, SENSOR_DATA.Humidity, FLOW_DATAPOINT.URL_end);
stefanrousseau 3:26b3cc155f39 258 } //GenerateModemString
stefanrousseau 3:26b3cc155f39 259
stefanrousseau 3:26b3cc155f39 260
stefanrousseau 3:26b3cc155f39 261 //Periodic timer
stefanrousseau 3:26b3cc155f39 262 Ticker OneMsTicker;
stefanrousseau 3:26b3cc155f39 263 volatile bool bTimerExpiredFlag = false;
stefanrousseau 3:26b3cc155f39 264 int OneMsTicks = 0;
stefanrousseau 3:26b3cc155f39 265 int iTimer1Interval_ms = 1000;
stefanrousseau 3:26b3cc155f39 266 //********************************************************************************************************************************************
stefanrousseau 3:26b3cc155f39 267 //* Periodic 1ms timer tick
stefanrousseau 3:26b3cc155f39 268 //********************************************************************************************************************************************
stefanrousseau 3:26b3cc155f39 269 void OneMsFunction()
stefanrousseau 3:26b3cc155f39 270 {
stefanrousseau 3:26b3cc155f39 271 OneMsTicks++;
stefanrousseau 3:26b3cc155f39 272 if ((OneMsTicks % iTimer1Interval_ms) == 0)
stefanrousseau 3:26b3cc155f39 273 {
stefanrousseau 3:26b3cc155f39 274 bTimerExpiredFlag = true;
stefanrousseau 3:26b3cc155f39 275 }
stefanrousseau 3:26b3cc155f39 276 } //OneMsFunction()
stefanrousseau 3:26b3cc155f39 277
JMF 0:9d5134074d84 278 int main() {
JMF 2:0e2ef866af95 279 int i;
JMF 0:9d5134074d84 280 HTS221 hts221;
JMF 0:9d5134074d84 281 pc.baud(115200);
JMF 0:9d5134074d84 282
JMF 0:9d5134074d84 283 void hts221_init(void);
JMF 0:9d5134074d84 284
JMF 1:af7a42f7d465 285 pc.printf(BLU "Hello World from AT&T Shape!\r\n\n\r");
JMF 0:9d5134074d84 286 pc.printf(GRN "Initialize the HTS221\n\r");
JMF 0:9d5134074d84 287
JMF 0:9d5134074d84 288 i = hts221.begin();
JMF 0:9d5134074d84 289 if( i )
JMF 0:9d5134074d84 290 pc.printf(BLU "HTS221 Detected! (0x%02X)\n\r",i);
JMF 0:9d5134074d84 291 else
JMF 0:9d5134074d84 292 pc.printf(RED "HTS221 NOT DETECTED!!\n\r");
JMF 0:9d5134074d84 293
JMF 0:9d5134074d84 294 printf("Temp is: %0.2f F \n\r",CTOF(hts221.readTemperature()));
JMF 0:9d5134074d84 295 printf("Humid is: %02d %%\n\r",hts221.readHumidity());
JMF 0:9d5134074d84 296
stefanrousseau 11:e6602513730f 297 sensors_init();
stefanrousseau 11:e6602513730f 298
JMF 0:9d5134074d84 299 // Initialize the modem
JMF 0:9d5134074d84 300 printf(GRN "Modem initializing... will take up to 60 seconds" DEF "\r\n");
JMF 0:9d5134074d84 301 i=mdm_init();
JMF 0:9d5134074d84 302 if (!i) {
JMF 0:9d5134074d84 303 pc.printf(RED "Modem initialization failed!" DEF "\n");
JMF 0:9d5134074d84 304 while (1);
JMF 0:9d5134074d84 305 }
JMF 0:9d5134074d84 306
JMF 2:0e2ef866af95 307 //Software init
JMF 2:0e2ef866af95 308 software_init_mdm();
JMF 2:0e2ef866af95 309
JMF 2:0e2ef866af95 310 // Resolve URL to IP address to connect to
JMF 2:0e2ef866af95 311 resolve_mdm();
JMF 0:9d5134074d84 312
stefanrousseau 3:26b3cc155f39 313 //Create a 1ms timer tick function:
stefanrousseau 3:26b3cc155f39 314 OneMsTicker.attach(OneMsFunction, 0.001f) ;
stefanrousseau 3:26b3cc155f39 315 iTimer1Interval_ms = 5000; //5 seconds
stefanrousseau 3:26b3cc155f39 316
JMF 2:0e2ef866af95 317 // Send and receive data perpetually
JMF 2:0e2ef866af95 318 while(1) {
stefanrousseau 3:26b3cc155f39 319 if (bTimerExpiredFlag)
stefanrousseau 3:26b3cc155f39 320 {
stefanrousseau 3:26b3cc155f39 321 bTimerExpiredFlag = false;
stefanrousseau 3:26b3cc155f39 322 sprintf(SENSOR_DATA.Temperature, "%0.2f", CTOF(hts221.readTemperature()));
stefanrousseau 3:26b3cc155f39 323 sprintf(SENSOR_DATA.Humidity, "%02d", hts221.readHumidity());
stefanrousseau 4:f83bedd9cab4 324 read_sensors(); //read available external sensors from a PMOD and the on-board motion sensor
stefanrousseau 3:26b3cc155f39 325 sockopen_mdm();
stefanrousseau 3:26b3cc155f39 326 char modem_string[512];
stefanrousseau 3:26b3cc155f39 327 GenerateModemString(&modem_string[0]);
stefanrousseau 3:26b3cc155f39 328 printf(DEF "Sending to modem : %s\n", modem_string);
fkellermavnet 5:3417b6a84ee3 329 //sockwrite_mdm("GET \r\n/f653d97537235/a31c2684a02c/d35e42196968fd6/in/flow/climate?deviceID=foo&temp=41.0&humidity=87.33\r\n HTTP/1.1\r\nHost: run-east.att.io:80\r\nAccept: */*\r\n\r\n");
stefanrousseau 3:26b3cc155f39 330 sockwrite_mdm(modem_string);
stefanrousseau 3:26b3cc155f39 331 sockread_mdm(&MySocketData, 1024, 20);
stefanrousseau 3:26b3cc155f39 332 sockclose_mdm();
stefanrousseau 3:26b3cc155f39 333 } //bTimerExpiredFlag
stefanrousseau 3:26b3cc155f39 334 } //forever loop
JMF 2:0e2ef866af95 335
JMF 2:0e2ef866af95 336 string * pStr;
JMF 2:0e2ef866af95 337 while (1)
JMF 2:0e2ef866af95 338 {
JMF 2:0e2ef866af95 339 send_wnc_cmd("AT", &pStr, WNC_TIMEOUT_MS);
JMF 0:9d5134074d84 340 }
JMF 0:9d5134074d84 341 }