BRNSystems/SMSNotificator
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Bruno Rybársky 2024-05-30 00:19:44 +02:00
parent bcc466f985
commit 293060dac0
1 changed files with 55 additions and 66 deletions
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65
main.c
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@ -1,9 +1,9 @@
/*
* File: main.c
* Author: Bruno Rybársky
*
* Created on November 17, 2022, 12:49 PM
*/
* File: main.c
* Author: Bruno Rybársky
*
* Created on November 17, 2022, 12:49 PM
*/
//PINS
//GP0 - Button 1
@ -104,14 +104,13 @@
/* These are the definitions */
const char String1[3] = "OK"; //ok response
const char String2[11] = "NO CARRIER"; //call state change
const char String3[6] = "ERROR"; //ok response
const char String2[27] = "+CLIP: \"+421905708125\",145"; //call state change
const char String4[10] = "SMS Ready"; //modem startup
const char StringDial[14] = "+421905708125";
//#define TMR0_BAUD (256-133) /* trial and error value, comes to 3603 Baud */
#define TMR0_BAUD (256-133) /* trial and error value, comes to 3603 Baud */
#define TMR0_BAUD (256-128) /* trial and error value, comes to 3603 Baud */
#define TxBUF_SIZE 32
#define RxBufSize 8
@ -136,6 +135,7 @@ volatile char TxCount;
volatile char RxFlags;
volatile char RxBufDiff;
volatile char InChar;
volatile char turnOffCounter = 0;
//start parsing serial data:
@ -166,6 +166,7 @@ volatile char Millis = 0;
/* processor). When a character has been added, the "new data" flag is */
/* set to tell the interrupt routine to restart sending data. */
/* Note: data can be added to the buffer faster than the interrupt */
/* routine can transmit it */
void SendChar(char c) {
@ -205,7 +206,7 @@ void __interrupt()isr(void) {
// Debouncing code sampling GPIO2 only runs when Millis overflows
//if ((GPIOtemp & 0x0D) != (GPIO & 0x0D)) { // compare current input with last round
if ((GPIO & 0x03) != GPIOold){
if ((GPIO & 0x03) != GPIOold) {
GPIOtemp = (GPIO & 0x03) ^ GPIOold;
GPIOold = GPIO & 0x03;
// GPIO2 changed, perform debouncing
@ -227,8 +228,10 @@ void __interrupt()isr(void) {
}
}
}
if (turnOffCounter > 0 && !--turnOffCounter) {
GPIO &= 0xFD;
}
}
// Routine to receive asynchronous data from GPIO5
// credit: http://www.electro-tech-online.com/micro-controllers/18828-finding-serial-start-bit-bit-banging.html#post117227
@ -356,28 +359,25 @@ void init(void) {
OSCCONbits.IRCF2 = 1;
TRISIObits.TRISIO5 = 1;
TRISIObits.TRISIO4 = 0;
TRISIObits.TRISIO1 = 1;
TRISIObits.TRISIO1 = 0;
TRISIObits.TRISIO0 = 1;
WPUbits.WPU1 = 1;
WPUbits.WPU0 = 1;
ADCON0bits.ADON = 0;
ANSELbits.ANS0 = 0;
ANSELbits.ANS1 = 0;
ANSELbits.ANS2 = 0;
ANSELbits.ANS3 = 0;
GPIObits.GP1 = 0;
}
int startSMS() {
void startSMS(const int flagBit) {
if (FlagC & (1 << 3)) {
SendString("AT+CMGS=\"");
SendString(StringDial);
SendString("\"\n");
Flag3 |= (1 << 5);
return 1;
Flag4 |= (1 << flagBit);
}
return 0;
}
void processString(const char *string, volatile char *inputCharacter, const int flagBit) {
@ -388,6 +388,11 @@ void processString(const char *string, volatile char *inputCharacter, const int
if (flagBit == 3) {
SendString("AT+CMGF=1\r\n");
}
if (flagBit == 1) {
GPIO |= 0x02;
turnOffCounter = 100;
SendString("ATH\n");
}
}
if (*inputCharacter != string[messagePointer]) {
Flag2 &= ~(1 << flagBit);
@ -398,9 +403,7 @@ void processString(const char *string, volatile char *inputCharacter, const int
void handleGPIO(const int pin, const int flagBit) {
if (GPIOdeb & (1 << pin)) {
GPIOdeb &= ~(1 << pin);
if(startSMS()){
Flag4 |= (1 << flagBit);
}
startSMS(flagBit);
}
}
@ -408,11 +411,8 @@ void main(void) {
init();
SendChar('\n');
while (1) {
handleGPIO(6, 0);
handleGPIO(7, 1);
handleGPIO(4, 2);
handleGPIO(5, 3);
handleGPIO(4, 0);
handleGPIO(5, 1);
if (RxIPtr != RxIPtr_old) {
if (RxIPtr < RxIPtr_old) {
@ -430,25 +430,15 @@ void main(void) {
if (Flag3 & (1 << 5)) {
if (Flag4 & (1 << 0)) {
SendString("1 ON");
SendString("ON");
Flag4 &= ~(1 << 0);
}
if (Flag4 & (1 << 1)) {
SendString("1 OFF");
SendString("OFF");
Flag4 &= ~(1 << 1);
}
if (Flag4 & (1 << 2)) {
SendString("2 ON");
Flag4 &= ~(1 << 2);
}
if (Flag4 & (1 << 3)) {
SendString("2 OFF");
Flag4 &= ~(1 << 3);
}
SendChar(26);
Flag3 &= ~(1 << 5);
}
@ -456,7 +446,6 @@ void main(void) {
processString(String1, &InChar, 0);
processString(String2, &InChar, 1);
processString(String3, &InChar, 2);
processString(String4, &InChar, 3);
messagePointer++;