Deals with user inputs
serial_terminal.cpp
- Committer:
- Swabey89
- Date:
- 2018-12-28
- Revision:
- 25:71b6c52169b0
- Parent:
- 24:1cd91e660da8
- Child:
- 26:d06a55487056
File content as of revision 25:71b6c52169b0:
#include "serial_terminal.hpp" #include "serial_terminal.hpp" #include "sample_hardware.hpp" #include "mbed_events.h" #include "SDCard.hpp" #include "mbed.h" #define SAMPLES_IN_MEMORY 120 void serialterm() { serial_tout.attach(serial_toutISR,TOUT_TIME); static time_t seconds; //change these sizes char cmnd[30]; char arg[30]; float val; e_commands e_cmnd; e_commands e_arg; pc->printf("\nCommand buffer:%s\n\r",cmdBuffer); sscanf(cmdBuffer,"%s %s",cmnd, arg); int argnum = sscanf(arg, "%f", &val); //returns 0 if no number present e_cmnd = stringconv(cmnd); e_arg = stringconv(arg); if(logging) { printlock.lock(); pc->printf("Command %s recieved with argument of %s, containing %d readable numbers\r\n\n",cmnd,arg,argnum); printlock.unlock(); } switch (e_cmnd) { case (READ) : if ((argnum == 0 && e_arg != ALL) || (argnum == 1 && val < 1)) {printlock.lock(); pc->printf("INVALID COMMAND\n\n\r"); printlock.unlock(); break;} else if (e_arg == ALL || val >= (BUFFERSIZE-Nspaces)) { SDqueue.call(SDread,-1); //read all } else { SDqueue.call(SDread,val); } break; case (DELETE) : if ((argnum == 0 && e_arg != ALL) || (argnum == 1 && val < 1)) {printlock.lock(); pc->printf("INVALID COMMAND\n\n\r"); printlock.unlock(); break;} if (e_arg == ALL || val > (BUFFERSIZE-Nspaces)) SDqueue.call(SDdelete,-1); //delete all else SDqueue.call(SDdelete,val); break; case (SETDATE) : timeLock.lock(); seconds = time(NULL); timeData = localtime(&seconds); //localtime_r(&seconds, timeData); set_time(mktime(timeData)); sscanf(arg,"%2d%2d%4d",&(timeData->tm_mday),&(timeData->tm_mon),&(timeData->tm_year)); (timeData->tm_mon) = (timeData->tm_mon)-1; (timeData->tm_year) = (timeData->tm_year)-1900; timeLock.unlock(); if (mktime(timeData) == -1) { printlock.lock(); pc->printf("SETDATE failed\n\n\r"); printlock.unlock(); } else { timeLock.lock(); set_time(mktime(timeData)); timeLock.unlock(); seconds = time(NULL); printlock.lock(); pc->printf("Date updated to %s\n\n\r", ctime(&seconds)); printlock.unlock(); } break; case (SETTIME) : //Get current time and update the tm structure timeLock.lock(); seconds = time(NULL); timeData = localtime(&seconds); set_time(mktime(timeData)); //scan the input for hhmmss sscanf(arg,"%2d%2d%2d",&(timeData->tm_hour),&(timeData->tm_min),&(timeData->tm_sec)); //check if the time is valid, if not do not update time timeLock.unlock(); if (mktime(timeData) == -1) { printlock.lock(); pc->printf("SETTIME FAILED\n\n\r"); printlock.unlock(); } else { timeLock.lock(); set_time(mktime(timeData)); seconds = time(NULL); timeLock.unlock(); printlock.lock(); pc->printf("TIME UPDATED TO %s\n\n\r", ctime(&seconds)); printlock.unlock(); } break; case (SETT) : //Set the sampling rate if (e_arg == ALL || val < 0.1 || val > 60) {printlock.lock(); pc->printf("OUT OF RANGE\n\n\r"); printlock.unlock(); break;} else {sample_rate = val; sample.attach(&sampleISR, sample_rate); printlock.lock(); pc->printf("Sample rate set to %5.2f\n\n\r", val); printlock.unlock();} break; case (STATE) : if (e_arg == ON) { sample.attach(&sampleISR, sample_rate); printlock.lock(); pc->printf("Sampling ON\n\n\r"); printlock.unlock(); break; } else if (e_arg == OFF) { sample.attach(NULL, sample_rate); printlock.lock(); pc->printf("Sampling OFF\n\n\r"); printlock.unlock(); break; } else { printlock.lock(); pc->printf("Invalid command\n\n\r"); printlock.unlock(); break; } case (LOGGING) : if (e_arg == ON) { logging = true; printlock.lock(); pc->printf("LOGGING ON\n\n\r"); printlock.unlock(); break; } else if (e_arg == OFF) { logging = false; printlock.lock(); pc->printf("LOGGING OFF\n\n\r"); printlock.unlock(); break; } else { printlock.lock(); pc->printf("INVALID COMMAND\n\n\r"); printlock.unlock(); break; } break; default : printlock.lock(); pc->printf("INVALID COMMAND\n\n\r"); printlock.unlock(); break; } serial_tout.detach(); memset(cmdBuffer,0,sizeof cmdBuffer); } e_commands stringconv(string in) { if (in == "READ") return READ; if (in == "DELETE") return DELETE; if (in == "SETDATE") return SETDATE; if (in == "SETTIME") return SETTIME; if (in == "SETT") return SETT; if (in == "STATE") return STATE; if (in == "LOGGING") return LOGGING; if (in == "ALL") return ALL; if (in == "ON") return ON; if (in == "OFF") return OFF; else return UNKNOWN; }