Willie Solano
/
USB-TTL
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Diff: main.cpp
- Revision:
- 0:efc80e1a2f73
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Jun 04 15:27:32 2019 +0000
@@ -0,0 +1,224 @@
+#include "mbed.h"
+
+//------------------------------------
+// Hyperterminal configuration
+// 9600 bauds, 8-bit data, no parity
+//------------------------------------
+
+RawSerial Computer(SERIAL_TX, SERIAL_RX,9600); // tx, rx
+RawSerial Gsm(PA_0,PA_1,19200);
+bool Completo = false;
+char Command;
+int Sim900_Counter=0;
+char Sim900_Buffer[1000];
+int Computer_Counter=0;
+char Computer_Buffer[1000];
+unsigned long Inicio, Fin, Transcurrido;
+Timer BaseClock;
+
+DigitalOut EnableSIM900(PB_0);
+DigitalOut ResetSIM900(PA_10);
+InterruptIn Button(USER_BUTTON);
+
+void Interrupt_Sim900()
+{
+ if(Gsm.readable()) {
+ Sim900_Buffer[Sim900_Counter]=Gsm.getc();
+ Sim900_Counter++;
+ }
+}
+
+void Interrupt_Computer()
+{
+ Computer_Buffer[Computer_Counter]=Computer.getc();
+ if(Computer_Buffer[Computer_Counter]=='\n'){
+ Completo=true;
+ }
+ Computer_Counter++;
+}
+
+void EncenderSIM900()
+{
+ Computer.printf("Computer\r\n");
+ Sim900_Counter=0;
+ if(Gsm.writeable()) {
+ Gsm.printf("AT\r\n");
+ }
+ wait_ms(100);
+
+ if(Sim900_Counter==0) {
+ Sim900_Counter=0;
+ EnableSIM900 = 1;
+ wait_ms(600);
+ EnableSIM900 = 0;
+ wait_ms(1000);
+
+ bool TimeOut=0;
+ bool RightAnswer1=0;
+ bool RightAnswer2=0;
+ bool WrongAnswer1=0;
+ bool WrongAnswer2=0;
+ Inicio=BaseClock.read_ms();
+
+ while(true) { // Esta funcion detiene el programa y espera una respuesta
+ Fin=BaseClock.read_ms();
+ Transcurrido=Fin-Inicio;
+ if(Sim900_Counter>5) {
+ TimeOut=1;
+ break;
+ }
+ if(Transcurrido>1000) {
+ TimeOut=0;
+ break;
+ }
+ }
+ wait_ms(500);
+ if(TimeOut) {
+ for(int i=0; i<Sim900_Counter; i++) {
+ Computer.putc(Sim900_Buffer[i]);
+ if(Sim900_Buffer[i]=='F') {
+ RightAnswer1=1;
+ }
+ if(Sim900_Buffer[i]=='I') {
+ RightAnswer2=1;
+ }
+ if(Sim900_Buffer[i]=='O') {
+ WrongAnswer1=1;
+ }
+ if(Sim900_Buffer[i]=='W') {
+ WrongAnswer2=1;
+ }
+ }
+ if(RightAnswer1 && RightAnswer2) {
+ Computer.printf("OK-> Encendido correctamente\n");
+ wait_ms(3500);
+ } else {
+ if(WrongAnswer1 && WrongAnswer2) {
+ Computer.printf("OK-> Apagado error\n");
+ wait_ms(4000);
+ Sim900_Counter=0;
+ EnableSIM900 = 1;
+ wait_ms(600);
+ EnableSIM900 = 0;
+ wait_ms(5000);
+ }
+ }
+ }
+ } else {
+ for(int i=0; i<=Sim900_Counter; i++) {
+ Computer.putc(Sim900_Buffer[i]);
+ }
+ }
+
+}
+
+void PrintSerialRepeat(char Answer[],uint32_t Espera,uint32_t Delay)//
+{
+ for(int i=0; i<Computer_Counter; i++) {
+ if(Gsm.writeable()) {
+ Gsm.putc(Computer_Buffer[i]);
+ }
+ }
+ Sim900_Counter=0;
+ bool TimeOut=0;
+ bool RightAnswer1=0;
+ bool RightAnswer2=0;
+ Inicio=BaseClock.read_ms();
+
+ while(true) { // Esta funcion detiene el programa y espera una respuesta
+ Fin=BaseClock.read_ms();
+ Transcurrido=Fin-Inicio;
+ if(Sim900_Counter>2) {
+ TimeOut=1;
+ break;
+ }
+ if(Transcurrido>Espera) {
+ TimeOut=0;
+ break;
+ }
+ }
+ wait_ms(Delay);
+ if(TimeOut) {
+ for(int i=0; i<Sim900_Counter; i++) {
+ Computer.putc(Sim900_Buffer[i]);
+ if(Sim900_Buffer[i]==Answer[0]) {
+ RightAnswer1=1;
+ }
+ if(Sim900_Buffer[i]==Answer[1]) {
+ RightAnswer2=1;
+ }
+ }
+ if(RightAnswer1 && RightAnswer2) {
+ Computer.printf("OK-> Respuesta correcta\n");
+ Computer_Counter=0;
+ } else {
+ Computer.printf("ERROR-> Respuesta incorrecta\n");
+ wait_ms(2000);
+
+ for(int i=0; i<Computer_Counter; i++) {
+ if(Gsm.writeable()) {
+ Gsm.putc(Computer_Buffer[i]);
+ }
+ }
+ Sim900_Counter=0;
+ TimeOut=0;
+ RightAnswer1=0;
+ RightAnswer2=0;
+ Inicio=BaseClock.read_ms();
+
+ while(true) { // Esta funcion detiene el programa y espera una respuesta
+ Fin=BaseClock.read_ms();
+ Transcurrido=Fin-Inicio;
+ if(Sim900_Counter>0) {
+ TimeOut=1;
+ break;
+ }
+ if(Transcurrido>Espera) {
+ TimeOut=0;
+ break;
+ }
+ }
+ wait_ms(Delay);
+ if(TimeOut) {
+ for(int i=0; i<Sim900_Counter; i++) {
+ Computer.putc(Sim900_Buffer[i]);
+ if(Sim900_Buffer[i]==Answer[0]) {
+ RightAnswer1=1;
+ }
+ if(Sim900_Buffer[i]==Answer[1]) {
+ RightAnswer2=1;
+ }
+ }
+ if(RightAnswer1 && RightAnswer2) {
+ Computer.printf("OK-> Respuesta correcta\n");
+ Computer_Counter=0;
+ } else {
+ Computer.printf("ERROR-> Respuesta incorrecta\n");
+ Computer_Counter=0;
+ }
+ } else {
+ Computer.printf("ERROR-> Sin respuesta\n");
+ Computer_Counter=0;
+ }
+ }
+ } else {
+ Computer.printf("ERROR-> Sin respuesta\n");
+ Computer_Counter=0;
+ }
+}
+
+int main()
+{
+ Gsm.attach(&Interrupt_Sim900);
+ Computer.attach(&Interrupt_Computer);
+ Button.fall(&EncenderSIM900);
+ BaseClock.start();
+ Computer.printf("USB-TTL\n");
+ ResetSIM900=0;
+ while(1) {
+ if(Completo){
+ Completo=false;
+ PrintSerialRepeat("ok",500,2000);
+ }
+ }
+}
\ No newline at end of file
